Merge pull request #15529 from grafana/cp-6.0.0-beta3

Cherry picks for v6.0.0-beta3

package.json

@@ -5,7 +5,7 @@
     "company": "Grafana Labs"
   },
   "name": "grafana",
-  "version": "6.0.0-pre3",
+  "version": "6.0.0-beta3",
   "repository": {
     "type": "git",
     "url": "http://github.com/grafana/grafana.git"
@@ -121,7 +121,7 @@
     "jest": "jest --notify --watch",
     "api-tests": "jest --notify --watch --config=tests/api/jest.js",
     "storybook": "cd packages/grafana-ui && yarn storybook",
-    "prettier:check": "prettier -- --list-different \"**/*.{ts,tsx,scss}\""
+    "prettier:check": "prettier --list-different \"**/*.{ts,tsx,scss}\""
   },
   "husky": {
     "hooks": {
@@ -129,14 +129,8 @@
     }
   },
   "lint-staged": {
-    "*.{ts,tsx,json,scss}": [
-      "prettier --write",
-      "git add"
-    ],
-    "*pkg/**/*.go": [
-      "gofmt -w -s",
-      "git add"
-    ]
+    "*.{ts,tsx,json,scss}": ["prettier --write", "git add"],
+    "*pkg/**/*.go": ["gofmt -w -s", "git add"]
   },
   "prettier": {
     "trailingComma": "es5",
@@ -201,12 +195,7 @@
     "**/@types/react": "16.7.6"
   },
   "workspaces": {
-    "packages": [
-      "packages/*"
-    ],
-    "nohoist": [
-      "**/@types/*",
-      "**/@types/*/**"
-    ]
+    "packages": ["packages/*"],
+    "nohoist": ["**/@types/*", "**/@types/*/**"]
   }
 }

packages/grafana-ui/src/components/Gauge/Gauge.test.tsx

@@ -84,9 +84,9 @@ describe('Get thresholds formatted', () => {
   it('should get the correct formatted values when thresholds are added', () => {
     const { instance } = setup({
       thresholds: [
-        { index: 2, value: 75, color: '#6ED0E0' },
-        { index: 1, value: 50, color: '#EAB839' },
         { index: 0, value: -Infinity, color: '#7EB26D' },
+        { index: 1, value: 50, color: '#EAB839' },
+        { index: 2, value: 75, color: '#6ED0E0' },
       ],
     });
 

packages/grafana-ui/src/components/Gauge/Gauge.tsx

@@ -9,7 +9,7 @@ import { Themeable } from '../../index';
 type TimeSeriesValue = string | number | null;
 
 export interface Props extends Themeable {
-  decimals: number;
+  decimals?: number | null;
   height: number;
   valueMappings: ValueMapping[];
   maxValue: number;
@@ -98,16 +98,15 @@ export class Gauge extends PureComponent<Props> {
   getFormattedThresholds() {
     const { maxValue, minValue, thresholds, theme } = this.props;
 
-    const thresholdsSortedByIndex = [...thresholds].sort((t1, t2) => t1.index - t2.index);
-    const lastThreshold = thresholdsSortedByIndex[thresholdsSortedByIndex.length - 1];
+    const lastThreshold = thresholds[thresholds.length - 1];
 
     return [
-      ...thresholdsSortedByIndex.map(threshold => {
+      ...thresholds.map(threshold => {
         if (threshold.index === 0) {
           return { value: minValue, color: getColorFromHexRgbOrName(threshold.color, theme.type) };
         }
 
-        const previousThreshold = thresholdsSortedByIndex[threshold.index - 1];
+        const previousThreshold = thresholds[threshold.index - 1];
         return { value: threshold.value, color: getColorFromHexRgbOrName(previousThreshold.color, theme.type) };
       }),
       { value: maxValue, color: getColorFromHexRgbOrName(lastThreshold.color, theme.type) },

packages/grafana-ui/src/components/Graph/Graph.tsx

@@ -22,7 +22,7 @@ export class Graph extends PureComponent<GraphProps> {
     showBars: false,
   };
 
-  element: HTMLElement | null;
+  element: HTMLElement | null = null;
 
   componentDidUpdate() {
     this.draw();

packages/grafana-ui/src/components/ThresholdsEditor/ThresholdsEditor.test.tsx

@@ -1,9 +1,8 @@
 import React, { ChangeEvent } from 'react';
-import { shallow } from 'enzyme';
-
+import { mount } from 'enzyme';
 import { ThresholdsEditor, Props } from './ThresholdsEditor';
 
-const setup = (propOverrides?: object) => {
+const setup = (propOverrides?: Partial<Props>) => {
   const props: Props = {
     onChange: jest.fn(),
     thresholds: [],
@@ -11,12 +10,26 @@ const setup = (propOverrides?: object) => {
 
   Object.assign(props, propOverrides);
 
-  return shallow(<ThresholdsEditor {...props} />).instance() as ThresholdsEditor;
+  const wrapper = mount(<ThresholdsEditor {...props} />);
+  const instance = wrapper.instance() as ThresholdsEditor;
+
+  return {
+    instance,
+    wrapper,
+  };
 };
 
+describe('Render', () => {
+  it('should render with base threshold', () => {
+    const { wrapper } = setup();
+
+    expect(wrapper).toMatchSnapshot();
+  });
+});
+
 describe('Initialization', () => {
   it('should add a base threshold if missing', () => {
-    const instance = setup();
+    const { instance } = setup();
 
     expect(instance.state.thresholds).toEqual([{ index: 0, value: -Infinity, color: '#7EB26D' }]);
   });
@@ -24,7 +37,7 @@ describe('Initialization', () => {
 
 describe('Add threshold', () => {
   it('should not add threshold at index 0', () => {
-    const instance = setup();
+    const { instance } = setup();
 
     instance.onAddThreshold(0);
 
@@ -32,32 +45,32 @@ describe('Add threshold', () => {
   });
 
   it('should add threshold', () => {
-    const instance = setup();
+    const { instance } = setup();
 
     instance.onAddThreshold(1);
 
     expect(instance.state.thresholds).toEqual([
-      { index: 1, value: 50, color: '#EAB839' },
       { index: 0, value: -Infinity, color: '#7EB26D' },
+      { index: 1, value: 50, color: '#EAB839' },
     ]);
   });
 
   it('should add another threshold above a first', () => {
-    const instance = setup({
+    const { instance } = setup({
       thresholds: [{ index: 0, value: -Infinity, color: '#7EB26D' }, { index: 1, value: 50, color: '#EAB839' }],
     });
 
     instance.onAddThreshold(2);
 
     expect(instance.state.thresholds).toEqual([
-      { index: 2, value: 75, color: '#6ED0E0' },
-      { index: 1, value: 50, color: '#EAB839' },
       { index: 0, value: -Infinity, color: '#7EB26D' },
+      { index: 1, value: 50, color: '#EAB839' },
+      { index: 2, value: 75, color: '#6ED0E0' },
     ]);
   });
 
   it('should add another threshold between first and second index', () => {
-    const instance = setup({
+    const { instance } = setup({
       thresholds: [
         { index: 0, value: -Infinity, color: '#7EB26D' },
         { index: 1, value: 50, color: '#EAB839' },
@@ -68,10 +81,10 @@ describe('Add threshold', () => {
     instance.onAddThreshold(2);
 
     expect(instance.state.thresholds).toEqual([
-      { index: 3, value: 75, color: '#6ED0E0' },
-      { index: 2, value: 62.5, color: '#EF843C' },
-      { index: 1, value: 50, color: '#EAB839' },
       { index: 0, value: -Infinity, color: '#7EB26D' },
+      { index: 1, value: 50, color: '#EAB839' },
+      { index: 2, value: 62.5, color: '#EF843C' },
+      { index: 3, value: 75, color: '#6ED0E0' },
     ]);
   });
 });
@@ -83,7 +96,7 @@ describe('Remove threshold', () => {
       { index: 1, value: 50, color: '#EAB839' },
       { index: 2, value: 75, color: '#6ED0E0' },
     ];
-    const instance = setup({ thresholds });
+    const { instance } = setup({ thresholds });
 
     instance.onRemoveThreshold(thresholds[0]);
 
@@ -96,9 +109,7 @@ describe('Remove threshold', () => {
       { index: 1, value: 50, color: '#EAB839' },
       { index: 2, value: 75, color: '#6ED0E0' },
     ];
-    const instance = setup({
-      thresholds,
-    });
+    const { instance } = setup({ thresholds });
 
     instance.onRemoveThreshold(thresholds[1]);
 
@@ -116,7 +127,7 @@ describe('change threshold value', () => {
       { index: 1, value: 50, color: '#EAB839' },
       { index: 2, value: 75, color: '#6ED0E0' },
     ];
-    const instance = setup({ thresholds });
+    const { instance } = setup({ thresholds });
 
     const mockEvent = ({ target: { value: '12' } } as any) as ChangeEvent<HTMLInputElement>;
 
@@ -126,7 +137,7 @@ describe('change threshold value', () => {
   });
 
   it('should update value', () => {
-    const instance = setup();
+    const { instance } = setup();
     const thresholds = [
       { index: 0, value: -Infinity, color: '#7EB26D' },
       { index: 1, value: 50, color: '#EAB839' },
@@ -150,24 +161,24 @@ describe('change threshold value', () => {
 });
 
 describe('on blur threshold value', () => {
-  it('should resort rows and update indexes', () => {
-    const instance = setup();
+  it.only('should resort rows and update indexes', () => {
+    const { instance } = setup();
     const thresholds = [
       { index: 0, value: -Infinity, color: '#7EB26D' },
       { index: 1, value: 78, color: '#EAB839' },
       { index: 2, value: 75, color: '#6ED0E0' },
     ];
 
-    instance.state = {
+    instance.setState({
       thresholds,
-    };
+    });
 
     instance.onBlur();
 
     expect(instance.state.thresholds).toEqual([
-      { index: 2, value: 78, color: '#EAB839' },
-      { index: 1, value: 75, color: '#6ED0E0' },
       { index: 0, value: -Infinity, color: '#7EB26D' },
+      { index: 1, value: 75, color: '#6ED0E0' },
+      { index: 2, value: 78, color: '#EAB839' },
     ]);
   });
 });

packages/grafana-ui/src/components/ThresholdsEditor/ThresholdsEditor.tsx

@@ -1,7 +1,7 @@
 import React, { PureComponent, ChangeEvent } from 'react';
 import { Threshold } from '../../types';
-import { ColorPicker } from '../ColorPicker/ColorPicker';
-import { PanelOptionsGroup } from '../PanelOptionsGroup/PanelOptionsGroup';
+import { ColorPicker } from '..';
+import { PanelOptionsGroup } from '..';
 import { colors } from '../../utils';
 import { getColorFromHexRgbOrName, ThemeContext } from '@grafana/ui';
 
@@ -54,16 +54,16 @@ export class ThresholdsEditor extends PureComponent<Props, State> {
     const value = afterThresholdValue - (afterThresholdValue - beforeThresholdValue) / 2;
 
     // Set a color
-    const color = colors.filter(c => newThresholds.some(t => t.color === c) === false)[0];
+    const color = colors.filter(c => !newThresholds.some(t => t.color === c))[0];
 
     this.setState(
       {
         thresholds: this.sortThresholds([
           ...newThresholds,
           {
+            color,
             index,
             value: value as number,
-            color,
           },
         ]),
       },
@@ -137,10 +137,11 @@ export class ThresholdsEditor extends PureComponent<Props, State> {
   onBlur = () => {
     this.setState(prevState => {
       const sortThresholds = this.sortThresholds([...prevState.thresholds]);
-      let index = sortThresholds.length - 1;
+      let index = 0;
       sortThresholds.forEach(t => {
-        t.index = index--;
+        t.index = index++;
       });
+
       return { thresholds: sortThresholds };
     });
 
@@ -153,12 +154,11 @@ export class ThresholdsEditor extends PureComponent<Props, State> {
 
   sortThresholds = (thresholds: Threshold[]) => {
     return thresholds.sort((t1, t2) => {
-      return t2.value - t1.value;
+      return t1.value - t2.value;
     });
   };
 
   renderInput = (threshold: Threshold) => {
-    const value = threshold.index === 0 ? 'Base' : threshold.value;
     return (
       <div className="thresholds-row-input-inner">
         <span className="thresholds-row-input-inner-arrow" />
@@ -169,51 +169,60 @@ export class ThresholdsEditor extends PureComponent<Props, State> {
             </div>
           )}
         </div>
-        <div className="thresholds-row-input-inner-value">
-          <input
-            type="number"
-            step="0.0001"
-            onChange={event => this.onChangeThresholdValue(event, threshold)}
-            value={value}
-            onBlur={this.onBlur}
-            readOnly={threshold.index === 0}
-          />
-        </div>
-        {threshold.index > 0 && (
-          <div className="thresholds-row-input-inner-remove" onClick={() => this.onRemoveThreshold(threshold)}>
-            <i className="fa fa-times" />
+        {threshold.index === 0 && (
+          <div className="thresholds-row-input-inner-value">
+            <input type="text" value="Base" readOnly />
           </div>
         )}
+        {threshold.index > 0 && (
+          <>
+            <div className="thresholds-row-input-inner-value">
+              <input
+                type="number"
+                step="0.0001"
+                onChange={event => this.onChangeThresholdValue(event, threshold)}
+                value={threshold.value}
+                onBlur={this.onBlur}
+                readOnly={threshold.index === 0}
+              />
+            </div>
+            <div className="thresholds-row-input-inner-remove" onClick={() => this.onRemoveThreshold(threshold)}>
+              <i className="fa fa-times" />
+            </div>
+          </>
+        )}
       </div>
     );
   };
 
   render() {
     const { thresholds } = this.state;
-
     return (
       <ThemeContext.Consumer>
         {theme => {
           return (
             <PanelOptionsGroup title="Thresholds">
               <div className="thresholds">
-                {thresholds.map((threshold, index) => {
-                  return (
-                    <div className="thresholds-row" key={`${threshold.index}-${index}`}>
-                      <div
-                        className="thresholds-row-add-button"
-                        onClick={() => this.onAddThreshold(threshold.index + 1)}
-                      >
-                        <i className="fa fa-plus" />
+                {thresholds
+                  .slice(0)
+                  .reverse()
+                  .map((threshold, index) => {
+                    return (
+                      <div className="thresholds-row" key={`${threshold.index}-${index}`}>
+                        <div
+                          className="thresholds-row-add-button"
+                          onClick={() => this.onAddThreshold(threshold.index + 1)}
+                        >
+                          <i className="fa fa-plus" />
+                        </div>
+                        <div
+                          className="thresholds-row-color-indicator"
+                          style={{ backgroundColor: getColorFromHexRgbOrName(threshold.color, theme.type) }}
+                        />
+                        <div className="thresholds-row-input">{this.renderInput(threshold)}</div>
                       </div>
-                      <div
-                        className="thresholds-row-color-indicator"
-                        style={{ backgroundColor: getColorFromHexRgbOrName(threshold.color, theme.type) }}
-                      />
-                      <div className="thresholds-row-input">{this.renderInput(threshold)}</div>
-                    </div>
-                  );
-                })}
+                    );
+                  })}
               </div>
             </PanelOptionsGroup>
           );

packages/grafana-ui/src/components/ThresholdsEditor/_ThresholdsEditor.scss

@@ -43,7 +43,7 @@
 }
 
 .thresholds-row-input {
-  margin-top: 49px;
+  margin-top: 44px;
   margin-left: 2px;
 }
 

packages/grafana-ui/src/components/ThresholdsEditor/__snapshots__/ThresholdsEditor.test.tsx.snap

@@ -0,0 +1,7 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Render should render with base threshold 1`] = `
+<ContextConsumer>
+  <Component />
+</ContextConsumer>
+`;

packages/grafana-ui/src/components/Tooltip/Popper.tsx

@@ -35,8 +35,16 @@ interface Props extends React.HTMLAttributes<HTMLDivElement> {
 
 class Popper extends PureComponent<Props> {
   render() {
-    const { show, placement, onMouseEnter, onMouseLeave, className, wrapperClassName, renderArrow } = this.props;
-    const { content } = this.props;
+    const {
+      content,
+      show,
+      placement,
+      onMouseEnter,
+      onMouseLeave,
+      className,
+      wrapperClassName,
+      renderArrow,
+    } = this.props;
 
     return (
       <Manager>
@@ -50,7 +58,7 @@ class Popper extends PureComponent<Props> {
                   // TODO: move modifiers config to popper controller
                   modifiers={{ preventOverflow: { enabled: true, boundariesElement: 'window' } }}
                 >
-                  {({ ref, style, placement, arrowProps, scheduleUpdate }) => {
+                  {({ ref, style, placement, arrowProps }) => {
                     return (
                       <div
                         onMouseEnter={onMouseEnter}
@@ -65,11 +73,7 @@ class Popper extends PureComponent<Props> {
                         className={`${wrapperClassName}`}
                       >
                         <div className={className}>
-                          {typeof content === 'string'
-                            ? content
-                            : React.cloneElement(content, {
-                                updatePopperPosition: scheduleUpdate,
-                              })}
+                          {typeof content === 'string' ? content : React.cloneElement(content)}
                           {renderArrow &&
                             renderArrow({
                               arrowProps,

packages/grafana-ui/src/themes/index.ts

@@ -6,7 +6,7 @@ let themeMock: ((name?: string) => GrafanaTheme) | null;
 
 export let getTheme = (name?: string) => (themeMock && themeMock(name)) || (name === 'light' ? lightTheme : darkTheme);
 
-export const mockTheme = (mock: (name: string) => GrafanaTheme) => {
+export const mockTheme = (mock: (name?: string) => GrafanaTheme) => {
   themeMock = mock;
   return () => {
     themeMock = null;

packages/grafana-ui/src/types/datasource.ts

@@ -29,6 +29,16 @@ export interface DataQuery {
   datasource?: string | null;
 }
 
+export interface DataQueryError {
+  data?: {
+    message?: string;
+    error?: string;
+  };
+  message?: string;
+  status?: string;
+  statusText?: string;
+}
+
 export interface DataQueryOptions<TQuery extends DataQuery = DataQuery> {
   timezone: string;
   range: TimeRange;

packages/grafana-ui/src/types/panel.ts

@@ -1,3 +1,4 @@
+import { ComponentClass } from 'react';
 import { TimeSeries, LoadingState, TableData } from './data';
 import { TimeRange } from './time';
 
@@ -19,11 +20,29 @@ export interface PanelData {
   tableData?: TableData;
 }
 
-export interface PanelOptionsProps<T = any> {
+export interface PanelEditorProps<T = any> {
   options: T;
   onChange: (options: T) => void;
 }
 
+export class ReactPanelPlugin<TOptions = any> {
+  panel: ComponentClass<PanelProps<TOptions>>;
+  editor?: ComponentClass<PanelEditorProps<TOptions>>;
+  defaults?: TOptions;
+
+  constructor(panel: ComponentClass<PanelProps<TOptions>>) {
+    this.panel = panel;
+  }
+
+  setEditor(editor: ComponentClass<PanelEditorProps<TOptions>>) {
+    this.editor = editor;
+  }
+
+  setDefaults(defaults: TOptions) {
+    this.defaults = defaults;
+  }
+}
+
 export interface PanelSize {
   width: number;
   height: number;

packages/grafana-ui/src/types/plugin.ts

@@ -1,5 +1,5 @@
 import { ComponentClass } from 'react';
-import { PanelProps, PanelOptionsProps } from './panel';
+import { ReactPanelPlugin } from './panel';
 import { DataQueryOptions, DataQuery, DataQueryResponse, QueryHint, QueryFixAction } from './datasource';
 
 export interface DataSourceApi<TQuery extends DataQuery = DataQuery> {
@@ -81,9 +81,7 @@ export interface PluginExports {
 
   // Panel plugin
   PanelCtrl?: any;
-  Panel?: ComponentClass<PanelProps>;
-  PanelOptions?: ComponentClass<PanelOptionsProps>;
-  PanelDefaults?: any;
+  reactPanel: ReactPanelPlugin;
 }
 
 export interface PluginMeta {

packages/grafana-ui/src/utils/valueFormats/arithmeticFormatters.ts

@@ -1,20 +1,20 @@
-import { toFixed } from './valueFormats';
+import { toFixed, DecimalCount } from './valueFormats';
 
-export function toPercent(size: number, decimals: number) {
+export function toPercent(size: number, decimals: DecimalCount) {
   if (size === null) {
     return '';
   }
   return toFixed(size, decimals) + '%';
 }
 
-export function toPercentUnit(size: number, decimals: number) {
+export function toPercentUnit(size: number, decimals: DecimalCount) {
   if (size === null) {
     return '';
   }
   return toFixed(100 * size, decimals) + '%';
 }
 
-export function toHex0x(value: number, decimals: number) {
+export function toHex0x(value: number, decimals: DecimalCount) {
   if (value == null) {
     return '';
   }
@@ -25,7 +25,7 @@ export function toHex0x(value: number, decimals: number) {
   return '0x' + hexString;
 }
 
-export function toHex(value: number, decimals: number) {
+export function toHex(value: number, decimals: DecimalCount) {
   if (value == null) {
     return '';
   }
@@ -34,9 +34,9 @@ export function toHex(value: number, decimals: number) {
     .toUpperCase();
 }
 
-export function sci(value: number, decimals: number) {
+export function sci(value: number, decimals: DecimalCount) {
   if (value == null) {
     return '';
   }
-  return value.toExponential(decimals);
+  return value.toExponential(decimals as number);
 }

packages/grafana-ui/src/utils/valueFormats/dateTimeFormatters.ts

@@ -1,4 +1,4 @@
-import { toFixed, toFixedScaled } from './valueFormats';
+import { toFixed, toFixedScaled, DecimalCount } from './valueFormats';
 import moment from 'moment';
 
 interface IntervalsInSeconds {
@@ -27,7 +27,7 @@ const INTERVALS_IN_SECONDS: IntervalsInSeconds = {
   [Interval.Millisecond]: 0.001,
 };
 
-export function toNanoSeconds(size: number, decimals: number, scaledDecimals: number) {
+export function toNanoSeconds(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -45,7 +45,7 @@ export function toNanoSeconds(size: number, decimals: number, scaledDecimals: nu
   }
 }
 
-export function toMicroSeconds(size: number, decimals: number, scaledDecimals: number) {
+export function toMicroSeconds(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -59,7 +59,7 @@ export function toMicroSeconds(size: number, decimals: number, scaledDecimals: n
   }
 }
 
-export function toMilliSeconds(size: number, decimals: number, scaledDecimals: number) {
+export function toMilliSeconds(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -83,22 +83,29 @@ export function toMilliSeconds(size: number, decimals: number, scaledDecimals: n
   return toFixedScaled(size / 31536000000, decimals, scaledDecimals, 10, ' year');
 }
 
-export function toSeconds(size: number, decimals: number, scaledDecimals: number) {
+export function trySubstract(value1: DecimalCount, value2: DecimalCount): DecimalCount {
+  if (value1 !== null && value1 !== undefined && value2 !== null && value2 !== undefined) {
+    return value1 - value2;
+  }
+  return undefined;
+}
+
+export function toSeconds(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
 
   // Less than 1 µs, divide in ns
   if (Math.abs(size) < 0.000001) {
-    return toFixedScaled(size * 1e9, decimals, scaledDecimals - decimals, -9, ' ns');
+    return toFixedScaled(size * 1e9, decimals, trySubstract(scaledDecimals, decimals), -9, ' ns');
   }
   // Less than 1 ms, divide in µs
   if (Math.abs(size) < 0.001) {
-    return toFixedScaled(size * 1e6, decimals, scaledDecimals - decimals, -6, ' µs');
+    return toFixedScaled(size * 1e6, decimals, trySubstract(scaledDecimals, decimals), -6, ' µs');
   }
   // Less than 1 second, divide in ms
   if (Math.abs(size) < 1) {
-    return toFixedScaled(size * 1e3, decimals, scaledDecimals - decimals, -3, ' ms');
+    return toFixedScaled(size * 1e3, decimals, trySubstract(scaledDecimals, decimals), -3, ' ms');
   }
 
   if (Math.abs(size) < 60) {
@@ -120,7 +127,7 @@ export function toSeconds(size: number, decimals: number, scaledDecimals: number
   return toFixedScaled(size / 3.15569e7, decimals, scaledDecimals, 7, ' year');
 }
 
-export function toMinutes(size: number, decimals: number, scaledDecimals: number) {
+export function toMinutes(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -138,7 +145,7 @@ export function toMinutes(size: number, decimals: number, scaledDecimals: number
   }
 }
 
-export function toHours(size: number, decimals: number, scaledDecimals: number) {
+export function toHours(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -154,7 +161,7 @@ export function toHours(size: number, decimals: number, scaledDecimals: number)
   }
 }
 
-export function toDays(size: number, decimals: number, scaledDecimals: number) {
+export function toDays(size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -168,13 +175,15 @@ export function toDays(size: number, decimals: number, scaledDecimals: number) {
   }
 }
 
-export function toDuration(size: number, decimals: number, timeScale: Interval): string {
+export function toDuration(size: number, decimals: DecimalCount, timeScale: Interval): string {
   if (size === null) {
     return '';
   }
+
   if (size === 0) {
     return '0 ' + timeScale + 's';
   }
+
   if (size < 0) {
     return toDuration(-size, decimals, timeScale) + ' ago';
   }
@@ -189,14 +198,22 @@ export function toDuration(size: number, decimals: number, timeScale: Interval):
     { long: Interval.Second },
     { long: Interval.Millisecond },
   ];
+
   // convert $size to milliseconds
   // intervals_in_seconds uses seconds (duh), convert them to milliseconds here to minimize floating point errors
   size *= INTERVALS_IN_SECONDS[timeScale] * 1000;
 
   const strings = [];
+
   // after first value >= 1 print only $decimals more
   let decrementDecimals = false;
-  for (let i = 0; i < units.length && decimals >= 0; i++) {
+  let decimalsCount = 0;
+
+  if (decimals !== null || decimals !== undefined) {
+    decimalsCount = decimals as number;
+  }
+
+  for (let i = 0; i < units.length && decimalsCount >= 0; i++) {
     const interval = INTERVALS_IN_SECONDS[units[i].long] * 1000;
     const value = size / interval;
     if (value >= 1 || decrementDecimals) {
@@ -205,14 +222,14 @@ export function toDuration(size: number, decimals: number, timeScale: Interval):
       const unit = units[i].long + (floor !== 1 ? 's' : '');
       strings.push(floor + ' ' + unit);
       size = size % interval;
-      decimals--;
+      decimalsCount--;
     }
   }
 
   return strings.join(', ');
 }
 
-export function toClock(size: number, decimals?: number) {
+export function toClock(size: number, decimals?: DecimalCount) {
   if (size === null) {
     return '';
   }
@@ -257,11 +274,11 @@ export function toClock(size: number, decimals?: number) {
   return format ? `${hours}:${moment.utc(size).format(format)}` : hours;
 }
 
-export function toDurationInMilliseconds(size: number, decimals: number) {
+export function toDurationInMilliseconds(size: number, decimals: DecimalCount) {
   return toDuration(size, decimals, Interval.Millisecond);
 }
 
-export function toDurationInSeconds(size: number, decimals: number) {
+export function toDurationInSeconds(size: number, decimals: DecimalCount) {
   return toDuration(size, decimals, Interval.Second);
 }
 
@@ -276,19 +293,19 @@ export function toDurationInHoursMinutesSeconds(size: number) {
   return strings.join(':');
 }
 
-export function toTimeTicks(size: number, decimals: number, scaledDecimals: number) {
+export function toTimeTicks(size: number, decimals: DecimalCount, scaledDecimals: DecimalCount) {
   return toSeconds(size, decimals, scaledDecimals);
 }
 
-export function toClockMilliseconds(size: number, decimals: number) {
+export function toClockMilliseconds(size: number, decimals: DecimalCount) {
   return toClock(size, decimals);
 }
 
-export function toClockSeconds(size: number, decimals: number) {
+export function toClockSeconds(size: number, decimals: DecimalCount) {
   return toClock(size * 1000, decimals);
 }
 
-export function dateTimeAsIso(value: number, decimals: number, scaledDecimals: number, isUtc: boolean) {
+export function dateTimeAsIso(value: number, decimals: DecimalCount, scaledDecimals: DecimalCount, isUtc?: boolean) {
   const time = isUtc ? moment.utc(value) : moment(value);
 
   if (moment().isSame(value, 'day')) {
@@ -297,7 +314,7 @@ export function dateTimeAsIso(value: number, decimals: number, scaledDecimals: n
   return time.format('YYYY-MM-DD HH:mm:ss');
 }
 
-export function dateTimeAsUS(value: number, decimals: number, scaledDecimals: number, isUtc: boolean) {
+export function dateTimeAsUS(value: number, decimals: DecimalCount, scaledDecimals: DecimalCount, isUtc?: boolean) {
   const time = isUtc ? moment.utc(value) : moment(value);
 
   if (moment().isSame(value, 'day')) {
@@ -306,7 +323,7 @@ export function dateTimeAsUS(value: number, decimals: number, scaledDecimals: nu
   return time.format('MM/DD/YYYY h:mm:ss a');
 }
 
-export function dateTimeFromNow(value: number, decimals: number, scaledDecimals: number, isUtc: boolean) {
+export function dateTimeFromNow(value: number, decimals: DecimalCount, scaledDecimals: DecimalCount, isUtc?: boolean) {
   const time = isUtc ? moment.utc(value) : moment(value);
   return time.fromNow();
 }

packages/grafana-ui/src/utils/valueFormats/symbolFormatters.ts

@@ -1,9 +1,9 @@
-import { scaledUnits } from './valueFormats';
+import { scaledUnits, DecimalCount } from './valueFormats';
 
 export function currency(symbol: string) {
   const units = ['', 'K', 'M', 'B', 'T'];
   const scaler = scaledUnits(1000, units);
-  return (size: number, decimals: number, scaledDecimals: number) => {
+  return (size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) => {
     if (size === null) {
       return '';
     }

packages/grafana-ui/src/utils/valueFormats/valueFormats.ts

@@ -1,8 +1,15 @@
 import { getCategories } from './categories';
 
-type ValueFormatter = (value: number, decimals?: number, scaledDecimals?: number, isUtc?: boolean) => string;
+export type DecimalCount = number | null | undefined;
 
-interface ValueFormat {
+export type ValueFormatter = (
+  value: number,
+  decimals?: DecimalCount,
+  scaledDecimals?: DecimalCount,
+  isUtc?: boolean
+) => string;
+
+export interface ValueFormat {
   name: string;
   id: string;
   fn: ValueFormatter;
@@ -22,7 +29,7 @@ let categories: ValueFormatCategory[] = [];
 const index: ValueFormatterIndex = {};
 let hasBuiltIndex = false;
 
-export function toFixed(value: number, decimals?: number): string {
+export function toFixed(value: number, decimals?: DecimalCount): string {
   if (value === null) {
     return '';
   }
@@ -50,20 +57,24 @@ export function toFixed(value: number, decimals?: number): string {
 
 export function toFixedScaled(
   value: number,
-  decimals: number,
-  scaledDecimals: number,
-  additionalDecimals: number,
-  ext: string
+  decimals?: DecimalCount,
+  scaledDecimals?: DecimalCount,
+  additionalDecimals?: DecimalCount,
+  ext?: string
 ) {
-  if (scaledDecimals === null) {
-    return toFixed(value, decimals) + ext;
-  } else {
-    return toFixed(value, scaledDecimals + additionalDecimals) + ext;
+  if (scaledDecimals) {
+    if (additionalDecimals) {
+      return toFixed(value, scaledDecimals + additionalDecimals) + ext;
+    } else {
+      return toFixed(value, scaledDecimals) + ext;
+    }
   }
+
+  return toFixed(value, decimals) + ext;
 }
 
-export function toFixedUnit(unit: string) {
-  return (size: number, decimals: number) => {
+export function toFixedUnit(unit: string): ValueFormatter {
+  return (size: number, decimals?: DecimalCount) => {
     if (size === null) {
       return '';
     }
@@ -75,7 +86,7 @@ export function toFixedUnit(unit: string) {
 // numeric factor. Repeatedly scales the value down by the factor until it is
 // less than the factor in magnitude, or the end of the array is reached.
 export function scaledUnits(factor: number, extArray: string[]) {
-  return (size: number, decimals: number, scaledDecimals: number) => {
+  return (size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) => {
     if (size === null) {
       return '';
     }
@@ -92,7 +103,7 @@ export function scaledUnits(factor: number, extArray: string[]) {
       }
     }
 
-    if (steps > 0 && scaledDecimals !== null) {
+    if (steps > 0 && scaledDecimals !== null && scaledDecimals !== undefined) {
       decimals = scaledDecimals + 3 * steps;
     }
 
@@ -100,17 +111,17 @@ export function scaledUnits(factor: number, extArray: string[]) {
   };
 }
 
-export function locale(value: number, decimals: number) {
+export function locale(value: number, decimals: DecimalCount) {
   if (value == null) {
     return '';
   }
-  return value.toLocaleString(undefined, { maximumFractionDigits: decimals });
+  return value.toLocaleString(undefined, { maximumFractionDigits: decimals as number });
 }
 
 export function simpleCountUnit(symbol: string) {
   const units = ['', 'K', 'M', 'B', 'T'];
   const scaler = scaledUnits(1000, units);
-  return (size: number, decimals: number, scaledDecimals: number) => {
+  return (size: number, decimals?: DecimalCount, scaledDecimals?: DecimalCount) => {
     if (size === null) {
       return '';
     }

packages/grafana-ui/tsconfig.json

@@ -1,21 +1,17 @@
 {
   "extends": "../../tsconfig.json",
-  "include": [
-    "src/**/*.ts",
-    "src/**/*.tsx"
-  ],
-  "exclude": [
-    "dist",
-    "node_modules"
-  ],
+  "include": ["src/**/*.ts", "src/**/*.tsx"],
+  "exclude": ["dist", "node_modules"],
   "compilerOptions": {
     "rootDirs": [".", "stories"],
     "module": "esnext",
     "outDir": "dist",
     "declaration": true,
+    "strict": true,
+    "alwaysStrict": true,
     "noImplicitAny": true,
     "strictNullChecks": true,
     "typeRoots": ["./node_modules/@types", "types"],
     "skipLibCheck": true // Temp workaround for Duplicate identifier tsc errors
-  },
+  }
 }

pkg/api/index.go

@@ -145,7 +145,7 @@ func (hs *HTTPServer) setIndexViewData(c *m.ReqContext) (*dtos.IndexViewData, er
 			Text:     "Explore",
 			Id:       "explore",
 			SubTitle: "Explore your data",
-			Icon:     "fa fa-rocket",
+			Icon:     "gicon gicon-explore",
 			Url:      setting.AppSubUrl + "/explore",
 		})
 	}

pkg/cmd/grafana-cli/commands/install_command.go

@@ -57,6 +57,8 @@ func installCommand(c CommandLine) error {
 	return InstallPlugin(pluginToInstall, version, c)
 }
 
+// InstallPlugin downloads the plugin code as a zip file from the Grafana.com API
+// and then extracts the zip into the plugins directory.
 func InstallPlugin(pluginName, version string, c CommandLine) error {
 	pluginFolder := c.PluginDirectory()
 	downloadURL := c.PluginURL()
@@ -152,6 +154,10 @@ func downloadFile(pluginName, filePath, url string) (err error) {
 		return err
 	}
 
+	return extractFiles(body, pluginName, filePath)
+}
+
+func extractFiles(body []byte, pluginName string, filePath string) error {
 	r, err := zip.NewReader(bytes.NewReader(body), int64(len(body)))
 	if err != nil {
 		return err
@@ -161,12 +167,18 @@ func downloadFile(pluginName, filePath, url string) (err error) {
 
 		if zf.FileInfo().IsDir() {
 			err := os.Mkdir(newFile, 0777)
-			if PermissionsError(err) {
+			if permissionsError(err) {
 				return fmt.Errorf(permissionsDeniedMessage, newFile)
 			}
 		} else {
-			dst, err := os.Create(newFile)
-			if PermissionsError(err) {
+			fileMode := zf.Mode()
+
+			if strings.HasSuffix(newFile, "_linux_amd64") || strings.HasSuffix(newFile, "_darwin_amd64") {
+				fileMode = os.FileMode(0755)
+			}
+
+			dst, err := os.OpenFile(newFile, os.O_RDWR|os.O_CREATE|os.O_TRUNC, fileMode)
+			if permissionsError(err) {
 				return fmt.Errorf(permissionsDeniedMessage, newFile)
 			}
 
@@ -184,6 +196,6 @@ func downloadFile(pluginName, filePath, url string) (err error) {
 	return nil
 }
 
-func PermissionsError(err error) bool {
+func permissionsError(err error) bool {
 	return err != nil && strings.Contains(err.Error(), "permission denied")
 }

pkg/cmd/grafana-cli/commands/install_command_test.go

@@ -1,6 +1,8 @@
 package commands
 
 import (
+	"io/ioutil"
+	"os"
 	"testing"
 
 	. "github.com/smartystreets/goconvey/convey"
@@ -37,3 +39,42 @@ func TestFoldernameReplacement(t *testing.T) {
 		})
 	})
 }
+
+func TestExtractFiles(t *testing.T) {
+	Convey("Should preserve file permissions for plugin backend binaries for linux and darwin", t, func() {
+		err := os.RemoveAll("testdata/fake-plugins-dir")
+		So(err, ShouldBeNil)
+
+		err = os.MkdirAll("testdata/fake-plugins-dir", 0774)
+		So(err, ShouldBeNil)
+
+		body, err := ioutil.ReadFile("testdata/grafana-simple-json-datasource-ec18fa4da8096a952608a7e4c7782b4260b41bcf.zip")
+		So(err, ShouldBeNil)
+
+		err = extractFiles(body, "grafana-simple-json-datasource", "testdata/fake-plugins-dir")
+		So(err, ShouldBeNil)
+
+		//File in zip has permissions 777
+		fileInfo, err := os.Stat("testdata/fake-plugins-dir/grafana-simple-json-datasource/simple-plugin_darwin_amd64")
+		So(err, ShouldBeNil)
+		So(fileInfo.Mode().String(), ShouldEqual, "-rwxr-xr-x")
+
+		//File in zip has permission 664
+		fileInfo, err = os.Stat("testdata/fake-plugins-dir/grafana-simple-json-datasource/simple-plugin_linux_amd64")
+		So(err, ShouldBeNil)
+		So(fileInfo.Mode().String(), ShouldEqual, "-rwxr-xr-x")
+
+		//File in zip has permission 644
+		fileInfo, err = os.Stat("testdata/fake-plugins-dir/grafana-simple-json-datasource/simple-plugin_windows_amd64.exe")
+		So(err, ShouldBeNil)
+		So(fileInfo.Mode().String(), ShouldEqual, "-rw-r--r--")
+
+		//File in zip has permission 755
+		fileInfo, err = os.Stat("testdata/fake-plugins-dir/grafana-simple-json-datasource/non-plugin-binary")
+		So(err, ShouldBeNil)
+		So(fileInfo.Mode().String(), ShouldEqual, "-rwxr-xr-x")
+
+		err = os.RemoveAll("testdata/fake-plugins-dir")
+		So(err, ShouldBeNil)
+	})
+}

pkg/services/alerting/conditions/reducer.go

@@ -95,52 +95,9 @@ func (s *SimpleReducer) Reduce(series *tsdb.TimeSeries) null.Float {
 			}
 		}
 	case "diff":
-		var (
-			points = series.Points
-			first  float64
-			i      int
-		)
-		// get the newest point
-		for i = len(points) - 1; i >= 0; i-- {
-			if points[i][0].Valid {
-				allNull = false
-				first = points[i][0].Float64
-				break
-			}
-		}
-		// get the oldest point
-		points = points[0:i]
-		for i := 0; i < len(points); i++ {
-			if points[i][0].Valid {
-				allNull = false
-				value = first - points[i][0].Float64
-				break
-			}
-		}
+		allNull, value = calculateDiff(series, allNull, value, diff)
 	case "percent_diff":
-		var (
-			points = series.Points
-			first  float64
-			i      int
-		)
-		// get the newest point
-		for i = len(points) - 1; i >= 0; i-- {
-			if points[i][0].Valid {
-				allNull = false
-				first = points[i][0].Float64
-				break
-			}
-		}
-		// get the oldest point
-		points = points[0:i]
-		for i := 0; i < len(points); i++ {
-			if points[i][0].Valid {
-				allNull = false
-				val := (first - points[i][0].Float64) / points[i][0].Float64 * 100
-				value = math.Abs(val)
-				break
-			}
-		}
+		allNull, value = calculateDiff(series, allNull, value, percentDiff)
 	case "count_non_null":
 		for _, v := range series.Points {
 			if v[0].Valid {
@@ -163,3 +120,40 @@ func (s *SimpleReducer) Reduce(series *tsdb.TimeSeries) null.Float {
 func NewSimpleReducer(typ string) *SimpleReducer {
 	return &SimpleReducer{Type: typ}
 }
+
+func calculateDiff(series *tsdb.TimeSeries, allNull bool, value float64, fn func(float64, float64) float64) (bool, float64) {
+	var (
+		points = series.Points
+		first  float64
+		i      int
+	)
+	// get the newest point
+	for i = len(points) - 1; i >= 0; i-- {
+		if points[i][0].Valid {
+			allNull = false
+			first = points[i][0].Float64
+			break
+		}
+	}
+	if i >= 1 {
+		// get the oldest point
+		points = points[0:i]
+		for i := 0; i < len(points); i++ {
+			if points[i][0].Valid {
+				allNull = false
+				val := fn(first, points[i][0].Float64)
+				value = math.Abs(val)
+				break
+			}
+		}
+	}
+	return allNull, value
+}
+
+var diff = func(newest, oldest float64) float64 {
+	return newest - oldest
+}
+
+var percentDiff = func(newest, oldest float64) float64 {
+	return (newest - oldest) / oldest * 100
+}

pkg/services/alerting/conditions/reducer_test.go

@@ -143,6 +143,18 @@ func TestSimpleReducer(t *testing.T) {
 			So(result, ShouldEqual, float64(10))
 		})
 
+		Convey("diff with only nulls", func() {
+			reducer := NewSimpleReducer("diff")
+			series := &tsdb.TimeSeries{
+				Name: "test time serie",
+			}
+
+			series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 1))
+			series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 2))
+
+			So(reducer.Reduce(series).Valid, ShouldEqual, false)
+		})
+
 		Convey("percent_diff one point", func() {
 			result := testReducer("percent_diff", 40)
 			So(result, ShouldEqual, float64(0))
@@ -157,6 +169,18 @@ func TestSimpleReducer(t *testing.T) {
 			result := testReducer("percent_diff", 30, 40, 40)
 			So(result, ShouldEqual, float64(33.33333333333333))
 		})
+
+		Convey("percent_diff with only nulls", func() {
+			reducer := NewSimpleReducer("percent_diff")
+			series := &tsdb.TimeSeries{
+				Name: "test time serie",
+			}
+
+			series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 1))
+			series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 2))
+
+			So(reducer.Reduce(series).Valid, ShouldEqual, false)
+		})
 	})
 }
 

pkg/services/alerting/eval_context.go

@@ -104,7 +104,7 @@ func (c *EvalContext) GetDashboardUID() (*m.DashboardRef, error) {
 	return c.dashboardRef, nil
 }
 
-const urlFormat = "%s?fullscreen=true&edit=true&tab=alert&panelId=%d&orgId=%d"
+const urlFormat = "%s?fullscreen&edit&tab=alert&panelId=%d&orgId=%d"
 
 func (c *EvalContext) GetRuleUrl() (string, error) {
 	if c.IsTestRun {

pkg/services/alerting/notifier.go

@@ -3,6 +3,7 @@ package alerting
 import (
 	"errors"
 	"fmt"
+	"time"
 
 	"github.com/grafana/grafana/pkg/bus"
 	"github.com/grafana/grafana/pkg/components/imguploader"
@@ -126,7 +127,7 @@ func (n *notificationService) uploadImage(context *EvalContext) (err error) {
 	renderOpts := rendering.Opts{
 		Width:           1000,
 		Height:          500,
-		Timeout:         alertTimeout / 2,
+		Timeout:         time.Duration(float64(alertTimeout) * 0.9),
 		OrgId:           context.Rule.OrgId,
 		OrgRole:         m.ROLE_ADMIN,
 		ConcurrentLimit: setting.AlertingRenderLimit,

pkg/tsdb/influxdb/query_part.go

@@ -33,6 +33,7 @@ func init() {
 	renders["sum"] = QueryDefinition{Renderer: functionRenderer}
 	renders["mode"] = QueryDefinition{Renderer: functionRenderer}
 	renders["cumulative_sum"] = QueryDefinition{Renderer: functionRenderer}
+	renders["non_negative_difference"] = QueryDefinition{Renderer: functionRenderer}
 
 	renders["holt_winters"] = QueryDefinition{
 		Renderer: functionRenderer,

pkg/tsdb/influxdb/query_part_test.go

@@ -24,6 +24,7 @@ func TestInfluxdbQueryPart(t *testing.T) {
 		{mode: "count", params: []string{}, input: "distinct(value)", expected: `count(distinct(value))`},
 		{mode: "mode", params: []string{}, input: "value", expected: `mode(value)`},
 		{mode: "cumulative_sum", params: []string{}, input: "mean(value)", expected: `cumulative_sum(mean(value))`},
+		{mode: "non_negative_difference", params: []string{}, input: "max(value)", expected: `non_negative_difference(max(value))`},
 	}
 
 	queryContext := &tsdb.TsdbQuery{TimeRange: tsdb.NewTimeRange("5m", "now")}

public/app/core/constants.ts

@@ -14,4 +14,3 @@ export const DASHBOARD_TOP_PADDING = 20;
 
 export const PANEL_HEADER_HEIGHT = 27;
 export const PANEL_BORDER = 2;
-export const PANEL_OPTIONS_KEY_PREFIX = 'options-';

public/app/core/services/AngularLoader.ts

@@ -27,7 +27,9 @@ export class AngularLoader {
         compiledElem.remove();
       },
       digest: () => {
-        scope.$digest();
+        if (!scope.$$phase) {
+          scope.$digest();
+        }
       },
       getScope: () => {
         return scope;

public/app/features/alerting/AlertRuleItem.tsx

@@ -29,7 +29,7 @@ class AlertRuleItem extends PureComponent<Props> {
       'fa-pause': rule.state !== 'paused',
     });
 
-    const ruleUrl = `${rule.url}?panelId=${rule.panelId}&fullscreen=true&edit=true&tab=alert`;
+    const ruleUrl = `${rule.url}?panelId=${rule.panelId}&fullscreen&edit&tab=alert`;
 
     return (
       <li className="alert-rule-item">

public/app/features/alerting/__snapshots__/AlertRuleItem.test.tsx.snap

@@ -21,7 +21,7 @@ exports[`Render should render component 1`] = `
         className="alert-rule-item__name"
       >
         <a
-          href="https://something.something.darkside?panelId=1&fullscreen=true&edit=true&tab=alert"
+          href="https://something.something.darkside?panelId=1&fullscreen&edit&tab=alert"
         >
           <Highlighter
             highlightClassName="highlight-search-match"
@@ -73,7 +73,7 @@ exports[`Render should render component 1`] = `
     </button>
     <a
       className="btn btn-small btn-inverse alert-list__btn width-2"
-      href="https://something.something.darkside?panelId=1&fullscreen=true&edit=true&tab=alert"
+      href="https://something.something.darkside?panelId=1&fullscreen&edit&tab=alert"
       title="Edit alert rule"
     >
       <i

public/app/features/dashboard/components/DashNav/DashNav.tsx

@@ -248,7 +248,7 @@ export class DashNav extends PureComponent<Props> {
 
         <div className="navbar-buttons navbar-buttons--tv">
           <DashNavButton
-            tooltip="Cycke view mode"
+            tooltip="Cycle view mode"
             classSuffix="tv"
             icon="fa fa-desktop"
             onClick={this.onToggleTVMode}

public/app/features/dashboard/containers/DashboardPage.test.tsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { shallow, ShallowWrapper } from 'enzyme';
-import { DashboardPage, Props, State } from './DashboardPage';
+import { DashboardPage, Props, State, mapStateToProps } from './DashboardPage';
 import { DashboardModel } from '../state';
 import { cleanUpDashboard } from '../state/actions';
 import { getNoPayloadActionCreatorMock, NoPayloadActionCreatorMock } from 'app/core/redux';
@@ -250,4 +250,36 @@ describe('DashboardPage', () => {
       expect(ctx.cleanUpDashboardMock.calls).toBe(1);
     });
   });
+
+  describe('mapStateToProps with bool fullscreen', () => {
+    const props = mapStateToProps({
+      location: {
+        routeParams: {},
+        query: {
+          fullscreen: true,
+          edit: false,
+        },
+      },
+      dashboard: {},
+    } as any);
+
+    expect(props.urlFullscreen).toBe(true);
+    expect(props.urlEdit).toBe(false);
+  });
+
+  describe('mapStateToProps with string edit true', () => {
+    const props = mapStateToProps({
+      location: {
+        routeParams: {},
+        query: {
+          fullscreen: false,
+          edit: 'true',
+        },
+      },
+      dashboard: {},
+    } as any);
+
+    expect(props.urlFullscreen).toBe(false);
+    expect(props.urlEdit).toBe(true);
+  });
 });

public/app/features/dashboard/containers/DashboardPage.tsx

@@ -284,15 +284,15 @@ export class DashboardPage extends PureComponent<Props, State> {
   }
 }
 
-const mapStateToProps = (state: StoreState) => ({
+export const mapStateToProps = (state: StoreState) => ({
   urlUid: state.location.routeParams.uid,
   urlSlug: state.location.routeParams.slug,
   urlType: state.location.routeParams.type,
   editview: state.location.query.editview,
   urlPanelId: state.location.query.panelId,
   urlFolderId: state.location.query.folderId,
-  urlFullscreen: state.location.query.fullscreen === true,
-  urlEdit: state.location.query.edit === true,
+  urlFullscreen: !!state.location.query.fullscreen,
+  urlEdit: !!state.location.query.edit,
   initPhase: state.dashboard.initPhase,
   isInitSlow: state.dashboard.isInitSlow,
   initError: state.dashboard.initError,

public/app/features/dashboard/containers/__snapshots__/DashboardPage.test.tsx.snap

@@ -78,7 +78,7 @@ exports[`DashboardPage Dashboard init completed  Should render dashboard grid 1`
         ],
         "refresh": undefined,
         "revision": undefined,
-        "schemaVersion": 17,
+        "schemaVersion": 18,
         "snapshot": undefined,
         "style": "dark",
         "tags": Array [],
@@ -190,7 +190,7 @@ exports[`DashboardPage Dashboard init completed  Should render dashboard grid 1`
               ],
               "refresh": undefined,
               "revision": undefined,
-              "schemaVersion": 17,
+              "schemaVersion": 18,
               "snapshot": undefined,
               "style": "dark",
               "tags": Array [],
@@ -313,7 +313,7 @@ exports[`DashboardPage When dashboard has editview url state should render setti
         ],
         "refresh": undefined,
         "revision": undefined,
-        "schemaVersion": 17,
+        "schemaVersion": 18,
         "snapshot": undefined,
         "style": "dark",
         "tags": Array [],
@@ -423,7 +423,7 @@ exports[`DashboardPage When dashboard has editview url state should render setti
             ],
             "refresh": undefined,
             "revision": undefined,
-            "schemaVersion": 17,
+            "schemaVersion": 18,
             "snapshot": undefined,
             "style": "dark",
             "tags": Array [],
@@ -518,7 +518,7 @@ exports[`DashboardPage When dashboard has editview url state should render setti
               ],
               "refresh": undefined,
               "revision": undefined,
-              "schemaVersion": 17,
+              "schemaVersion": 18,
               "snapshot": undefined,
               "style": "dark",
               "tags": Array [],

public/app/features/dashboard/dashgrid/DashboardPanel.tsx

@@ -131,10 +131,10 @@ export class DashboardPanel extends PureComponent<Props, State> {
   };
 
   renderReactPanel() {
-    const { dashboard, panel } = this.props;
+    const { dashboard, panel, isFullscreen } = this.props;
     const { plugin } = this.state;
 
-    return <PanelChrome plugin={plugin} panel={panel} dashboard={dashboard} />;
+    return <PanelChrome plugin={plugin} panel={panel} dashboard={dashboard} isFullscreen={isFullscreen} />;
   }
 
   renderAngularPanel() {
@@ -173,7 +173,7 @@ export class DashboardPanel extends PureComponent<Props, State> {
               onMouseLeave={this.onMouseLeave}
               style={styles}
             >
-              {plugin.exports.Panel && this.renderReactPanel()}
+              {plugin.exports.reactPanel && this.renderReactPanel()}
               {plugin.exports.PanelCtrl && this.renderAngularPanel()}
             </div>
           )}

public/app/features/dashboard/dashgrid/DataPanel.tsx

@@ -1,8 +1,6 @@
 // Library
 import React, { Component } from 'react';
-import { Tooltip } from '@grafana/ui';
 
-import ErrorBoundary from 'app/core/components/ErrorBoundary/ErrorBoundary';
 // Services
 import { DatasourceSrv, getDatasourceSrv } from 'app/features/plugins/datasource_srv';
 // Utils
@@ -11,6 +9,7 @@ import kbn from 'app/core/utils/kbn';
 import {
   DataQueryOptions,
   DataQueryResponse,
+  DataQueryError,
   LoadingState,
   PanelData,
   TableData,
@@ -18,8 +17,6 @@ import {
   TimeSeries,
 } from '@grafana/ui';
 
-const DEFAULT_PLUGIN_ERROR = 'Error in plugin';
-
 interface RenderProps {
   loading: LoadingState;
   panelData: PanelData;
@@ -38,12 +35,12 @@ export interface Props {
   maxDataPoints?: number;
   children: (r: RenderProps) => JSX.Element;
   onDataResponse?: (data: DataQueryResponse) => void;
+  onError: (message: string, error: DataQueryError) => void;
 }
 
 export interface State {
   isFirstLoad: boolean;
   loading: LoadingState;
-  errorMessage: string;
   response: DataQueryResponse;
 }
 
@@ -61,7 +58,6 @@ export class DataPanel extends Component<Props, State> {
 
     this.state = {
       loading: LoadingState.NotStarted,
-      errorMessage: '',
       response: {
         data: [],
       },
@@ -100,6 +96,7 @@ export class DataPanel extends Component<Props, State> {
       widthPixels,
       maxDataPoints,
       onDataResponse,
+      onError,
     } = this.props;
 
     if (!isVisible) {
@@ -111,7 +108,7 @@ export class DataPanel extends Component<Props, State> {
       return;
     }
 
-    this.setState({ loading: LoadingState.Loading, errorMessage: '' });
+    this.setState({ loading: LoadingState.Loading });
 
     try {
       const ds = await this.dataSourceSrv.get(datasource);
@@ -150,18 +147,22 @@ export class DataPanel extends Component<Props, State> {
         isFirstLoad: false,
       });
     } catch (err) {
-      console.log('Loading error', err);
-      this.onError('Request Error');
-    }
-  };
+      console.log('DataPanel error', err);
 
-  onError = (errorMessage: string) => {
-    if (this.state.loading !== LoadingState.Error || this.state.errorMessage !== errorMessage) {
-      this.setState({
-        loading: LoadingState.Error,
-        isFirstLoad: false,
-        errorMessage: errorMessage,
-      });
+      let message = 'Query error';
+
+      if (err.message) {
+        message = err.message;
+      } else if (err.data && err.data.message) {
+        message = err.data.message;
+      } else if (err.data && err.data.error) {
+        message = err.data.error;
+      } else if (err.status) {
+        message = `Query error: ${err.status} ${err.statusText}`;
+      }
+
+      onError(message, err);
+      this.setState({ isFirstLoad: false, loading: LoadingState.Error });
     }
   };
 
@@ -184,11 +185,11 @@ export class DataPanel extends Component<Props, State> {
   render() {
     const { queries } = this.props;
     const { loading, isFirstLoad } = this.state;
-
     const panelData = this.getPanelData();
 
-    if (isFirstLoad && loading === LoadingState.Loading) {
-      return this.renderLoadingStates();
+    // do not render component until we have first data
+    if (isFirstLoad && (loading === LoadingState.Loading || loading === LoadingState.NotStarted)) {
+      return this.renderLoadingState();
     }
 
     if (!queries.length) {
@@ -201,46 +202,17 @@ export class DataPanel extends Component<Props, State> {
 
     return (
       <>
-        {this.renderLoadingStates()}
-        <ErrorBoundary>
-          {({ error, errorInfo }) => {
-            if (errorInfo) {
-              this.onError(error.message || DEFAULT_PLUGIN_ERROR);
-              return null;
-            }
-            return (
-              <>
-                {this.props.children({
-                  loading,
-                  panelData,
-                })}
-              </>
-            );
-          }}
-        </ErrorBoundary>
+        {loading === LoadingState.Loading && this.renderLoadingState()}
+        {this.props.children({ loading, panelData })}
       </>
     );
   }
 
-  private renderLoadingStates(): JSX.Element {
-    const { loading, errorMessage } = this.state;
-    if (loading === LoadingState.Loading) {
-      return (
-        <div className="panel-loading">
-          <i className="fa fa-spinner fa-spin" />
-        </div>
-      );
-    } else if (loading === LoadingState.Error) {
-      return (
-        <Tooltip content={errorMessage} placement="bottom-start" theme="error">
-          <div className="panel-info-corner panel-info-corner--error">
-            <i className="fa" />
-            <span className="panel-info-corner-inner" />
-          </div>
-        </Tooltip>
-      );
-    }
-
-    return null;
+  private renderLoadingState(): JSX.Element {
+    return (
+      <div className="panel-loading">
+        <i className="fa fa-spinner fa-spin" />
+      </div>
+    );
   }
 }

public/app/features/dashboard/dashgrid/PanelChrome.tsx

@@ -8,6 +8,7 @@ import { getTimeSrv, TimeSrv } from '../services/TimeSrv';
 // Components
 import { PanelHeader } from './PanelHeader/PanelHeader';
 import { DataPanel } from './DataPanel';
+import ErrorBoundary from '../../../core/components/ErrorBoundary/ErrorBoundary';
 
 // Utils
 import { applyPanelTimeOverrides, snapshotDataToPanelData } from 'app/features/dashboard/utils/panel';
@@ -17,16 +18,18 @@ import { profiler } from 'app/core/profiler';
 // Types
 import { DashboardModel, PanelModel } from '../state';
 import { PanelPlugin } from 'app/types';
-import { TimeRange, LoadingState, PanelData } from '@grafana/ui';
+import { DataQueryResponse, TimeRange, LoadingState, PanelData, DataQueryError } from '@grafana/ui';
 
 import variables from 'sass/_variables.scss';
 import templateSrv from 'app/features/templating/template_srv';
-import { DataQueryResponse } from '@grafana/ui/src';
+
+const DEFAULT_PLUGIN_ERROR = 'Error in plugin';
 
 export interface Props {
   panel: PanelModel;
   dashboard: DashboardModel;
   plugin: PanelPlugin;
+  isFullscreen: boolean;
 }
 
 export interface State {
@@ -34,6 +37,7 @@ export interface State {
   renderCounter: number;
   timeInfo?: string;
   timeRange?: TimeRange;
+  errorMessage: string | null;
 }
 
 export class PanelChrome extends PureComponent<Props, State> {
@@ -45,6 +49,7 @@ export class PanelChrome extends PureComponent<Props, State> {
     this.state = {
       refreshCounter: 0,
       renderCounter: 0,
+      errorMessage: null,
     };
   }
 
@@ -88,8 +93,33 @@ export class PanelChrome extends PureComponent<Props, State> {
     if (this.props.dashboard.isSnapshot()) {
       this.props.panel.snapshotData = dataQueryResponse.data;
     }
+    // clear error state (if any)
+    this.clearErrorState();
+
+    // This event is used by old query editors and panel editor options
+    this.props.panel.events.emit('data-received', dataQueryResponse.data);
   };
 
+  onDataError = (message: string, error: DataQueryError) => {
+    if (this.state.errorMessage !== message) {
+      this.setState({ errorMessage: message });
+    }
+    // this event is used by old query editors
+    this.props.panel.events.emit('data-error', error);
+  };
+
+  onPanelError = (message: string) => {
+    if (this.state.errorMessage !== message) {
+      this.setState({ errorMessage: message });
+    }
+  };
+
+  clearErrorState() {
+    if (this.state.errorMessage) {
+      this.setState({ errorMessage: null });
+    }
+  }
+
   get isVisible() {
     return !this.props.dashboard.otherPanelInFullscreen(this.props.panel);
   }
@@ -110,7 +140,7 @@ export class PanelChrome extends PureComponent<Props, State> {
   renderPanelPlugin(loading: LoadingState, panelData: PanelData, width: number, height: number): JSX.Element {
     const { panel, plugin } = this.props;
     const { timeRange, renderCounter } = this.state;
-    const PanelComponent = plugin.exports.Panel;
+    const PanelComponent = plugin.exports.reactPanel.panel;
 
     // This is only done to increase a counter that is used by backend
     // image rendering (phantomjs/headless chrome) to know when to capture image
@@ -124,9 +154,9 @@ export class PanelChrome extends PureComponent<Props, State> {
           loading={loading}
           panelData={panelData}
           timeRange={timeRange}
-          options={panel.getOptions(plugin.exports.PanelDefaults)}
-          width={width - 2 * variables.panelHorizontalPadding}
-          height={height - PANEL_HEADER_HEIGHT - variables.panelVerticalPadding}
+          options={panel.getOptions(plugin.exports.reactPanel.defaults)}
+          width={width - 2 * variables.panelhorizontalpadding}
+          height={height - PANEL_HEADER_HEIGHT - variables.panelverticalpadding}
           renderCounter={renderCounter}
           onInterpolate={this.onInterpolate}
         />
@@ -150,6 +180,7 @@ export class PanelChrome extends PureComponent<Props, State> {
             widthPixels={width}
             refreshCounter={refreshCounter}
             onDataResponse={this.onDataResponse}
+            onError={this.onDataError}
           >
             {({ loading, panelData }) => {
               return this.renderPanelPlugin(loading, panelData, width, height);
@@ -163,8 +194,8 @@ export class PanelChrome extends PureComponent<Props, State> {
   };
 
   render() {
-    const { dashboard, panel } = this.props;
-    const { timeInfo } = this.state;
+    const { dashboard, panel, isFullscreen } = this.props;
+    const { errorMessage, timeInfo } = this.state;
     const { transparent } = panel;
 
     const containerClassNames = `panel-container panel-container--absolute ${transparent ? 'panel-transparent' : ''}`;
@@ -185,8 +216,18 @@ export class PanelChrome extends PureComponent<Props, State> {
                 description={panel.description}
                 scopedVars={panel.scopedVars}
                 links={panel.links}
+                error={errorMessage}
+                isFullscreen={isFullscreen}
               />
-              {this.renderPanelBody(width, height)}
+              <ErrorBoundary>
+                {({ error, errorInfo }) => {
+                  if (errorInfo) {
+                    this.onPanelError(error.message || DEFAULT_PLUGIN_ERROR);
+                    return null;
+                  }
+                  return this.renderPanelBody(width, height);
+                }}
+              </ErrorBoundary>
             </div>
           );
         }}

public/app/features/dashboard/dashgrid/PanelHeader/PanelHeader.tsx

@@ -2,7 +2,7 @@ import React, { Component } from 'react';
 import classNames from 'classnames';
 import { isEqual } from 'lodash';
 
-import PanelHeaderCorner from './PanelHeaderCorner';
+import { PanelHeaderCorner } from './PanelHeaderCorner';
 import { PanelHeaderMenu } from './PanelHeaderMenu';
 import templateSrv from 'app/features/templating/template_srv';
 
@@ -18,6 +18,8 @@ export interface Props {
   description?: string;
   scopedVars?: string;
   links?: [];
+  error?: string;
+  isFullscreen: boolean;
 }
 
 interface ClickCoordinates {
@@ -68,10 +70,9 @@ export class PanelHeader extends Component<Props, State> {
   };
 
   render() {
-    const isFullscreen = false;
-    const isLoading = false;
+    const { panel, dashboard, timeInfo, scopedVars, error, isFullscreen } = this.props;
+
     const panelHeaderClass = classNames({ 'panel-header': true, 'grid-drag-handle': !isFullscreen });
-    const { panel, dashboard, timeInfo, scopedVars } = this.props;
     const title = templateSrv.replaceWithText(panel.title, scopedVars);
 
     return (
@@ -82,13 +83,9 @@ export class PanelHeader extends Component<Props, State> {
           description={panel.description}
           scopedVars={panel.scopedVars}
           links={panel.links}
+          error={error}
         />
         <div className={panelHeaderClass}>
-          {isLoading && (
-            <span className="panel-loading">
-              <i className="fa fa-spinner fa-spin" />
-            </span>
-          )}
           <div className="panel-title-container" onClick={this.onMenuToggle} onMouseDown={this.onMouseDown}>
             <div className="panel-title">
               <span className="icon-gf panel-alert-icon" />

public/app/features/dashboard/dashgrid/PanelHeader/PanelHeaderCorner.tsx

@@ -6,7 +6,7 @@ import templateSrv from 'app/features/templating/template_srv';
 import { LinkSrv } from 'app/features/panel/panellinks/link_srv';
 import { getTimeSrv, TimeSrv } from 'app/features/dashboard/services/TimeSrv';
 
-enum InfoModes {
+enum InfoMode {
   Error = 'Error',
   Info = 'Info',
   Links = 'Links',
@@ -18,18 +18,22 @@ interface Props {
   description?: string;
   scopedVars?: string;
   links?: [];
+  error?: string;
 }
 
 export class PanelHeaderCorner extends Component<Props> {
   timeSrv: TimeSrv = getTimeSrv();
 
   getInfoMode = () => {
-    const { panel } = this.props;
+    const { panel, error } = this.props;
+    if (error) {
+      return InfoMode.Error;
+    }
     if (!!panel.description) {
-      return InfoModes.Info;
+      return InfoMode.Info;
     }
     if (panel.links && panel.links.length) {
-      return InfoModes.Links;
+      return InfoMode.Links;
     }
 
     return undefined;
@@ -42,7 +46,7 @@ export class PanelHeaderCorner extends Component<Props> {
     const interpolatedMarkdown = templateSrv.replace(markdown, panel.scopedVars);
     const remarkableInterpolatedMarkdown = new Remarkable().render(interpolatedMarkdown);
 
-    const html = (
+    return (
       <div className="markdown-html">
         <div dangerouslySetInnerHTML={{ __html: remarkableInterpolatedMarkdown }} />
         {panel.links &&
@@ -62,30 +66,35 @@ export class PanelHeaderCorner extends Component<Props> {
           )}
       </div>
     );
-
-    return html;
   };
 
+  renderCornerType(infoMode: InfoMode, content: string | JSX.Element) {
+    const theme = infoMode === InfoMode.Error ? 'error' : 'info';
+    return (
+      <Tooltip content={content} placement="bottom-start" theme={theme}>
+        <div className={`panel-info-corner panel-info-corner--${infoMode.toLowerCase()}`}>
+          <i className="fa" />
+          <span className="panel-info-corner-inner" />
+        </div>
+      </Tooltip>
+    );
+  }
+
   render() {
-    const infoMode: InfoModes | undefined = this.getInfoMode();
+    const infoMode: InfoMode | undefined = this.getInfoMode();
 
     if (!infoMode) {
       return null;
     }
 
-    return (
-      <>
-        {infoMode === InfoModes.Info || infoMode === InfoModes.Links ? (
-          <Tooltip content={this.getInfoContent()} placement="bottom-start">
-            <div className={`panel-info-corner panel-info-corner--${infoMode.toLowerCase()}`}>
-              <i className="fa" />
-              <span className="panel-info-corner-inner" />
-            </div>
-          </Tooltip>
-        ) : null}
-      </>
-    );
+    if (infoMode === InfoMode.Error) {
+      return this.renderCornerType(infoMode, this.props.error);
+    }
+
+    if (infoMode === InfoMode.Info) {
+      return this.renderCornerType(infoMode, this.getInfoContent());
+    }
+
+    return null;
   }
 }
-
-export default PanelHeaderCorner;

public/app/features/dashboard/dashgrid/PanelPluginNotFound.tsx

@@ -3,7 +3,7 @@ import _ from 'lodash';
 import React, { PureComponent } from 'react';
 
 // Types
-import { PanelProps } from '@grafana/ui';
+import { PanelProps, ReactPanelPlugin } from '@grafana/ui';
 import { PanelPlugin } from 'app/types';
 
 interface Props {
@@ -63,7 +63,7 @@ export function getPanelPluginNotFound(id: string): PanelPlugin {
     },
 
     exports: {
-      Panel: NotFound,
+      reactPanel: new ReactPanelPlugin(NotFound),
     },
   };
 }

public/app/features/dashboard/panel_editor/GeneralTab.tsx

@@ -44,7 +44,7 @@ export class GeneralTab extends PureComponent<Props> {
 
   render() {
     return (
-      <EditorTabBody heading="Panel Options" toolbarItems={[]}>
+      <EditorTabBody heading="General" toolbarItems={[]}>
         <div ref={element => (this.element = element)} />
       </EditorTabBody>
     );

public/app/features/dashboard/panel_editor/PanelEditor.tsx

@@ -45,7 +45,7 @@ interface PanelEditorTab {
 const panelEditorTabTexts = {
   [PanelEditorTabIds.Queries]: 'Queries',
   [PanelEditorTabIds.Visualization]: 'Visualization',
-  [PanelEditorTabIds.Advanced]: 'Panel Options',
+  [PanelEditorTabIds.Advanced]: 'General',
   [PanelEditorTabIds.Alert]: 'Alert',
 };
 

public/app/features/dashboard/panel_editor/QueriesTab.tsx

@@ -135,7 +135,7 @@ export class QueriesTab extends PureComponent<Props, State> {
         <DataSourcePicker datasources={this.datasources} onChange={this.onChangeDataSource} current={currentDS} />
         <div className="flex-grow-1" />
         {!isAddingMixed && (
-          <button className="btn navbar-button navbar-button--primary" onClick={this.onAddQueryClick}>
+          <button className="btn navbar-button" onClick={this.onAddQueryClick}>
             Add Query
           </button>
         )}

public/app/features/dashboard/panel_editor/QueryEditorRow.tsx

@@ -28,28 +28,57 @@ interface State {
   loadedDataSourceValue: string | null | undefined;
   datasource: DataSourceApi | null;
   isCollapsed: boolean;
-  angularScope: AngularQueryComponentScope | null;
+  hasTextEditMode: boolean;
 }
 
 export class QueryEditorRow extends PureComponent<Props, State> {
   element: HTMLElement | null = null;
+  angularScope: AngularQueryComponentScope | null;
   angularQueryEditor: AngularComponent | null = null;
 
   state: State = {
     datasource: null,
     isCollapsed: false,
-    angularScope: null,
     loadedDataSourceValue: undefined,
+    hasTextEditMode: false,
   };
 
   componentDidMount() {
     this.loadDatasource();
     this.props.panel.events.on('refresh', this.onPanelRefresh);
+    this.props.panel.events.on('data-error', this.onPanelDataError);
+    this.props.panel.events.on('data-received', this.onPanelDataReceived);
   }
 
+  componentWillUnmount() {
+    this.props.panel.events.off('refresh', this.onPanelRefresh);
+    this.props.panel.events.off('data-error', this.onPanelDataError);
+    this.props.panel.events.off('data-received', this.onPanelDataReceived);
+
+    if (this.angularQueryEditor) {
+      this.angularQueryEditor.destroy();
+    }
+  }
+
+  onPanelDataError = () => {
+    // Some query controllers listen to data error events and need a digest
+    if (this.angularQueryEditor) {
+      // for some reason this needs to be done in next tick
+      setTimeout(this.angularQueryEditor.digest);
+    }
+  };
+
+  onPanelDataReceived = () => {
+    // Some query controllers listen to data error events and need a digest
+    if (this.angularQueryEditor) {
+      // for some reason this needs to be done in next tick
+      setTimeout(this.angularQueryEditor.digest);
+    }
+  };
+
   onPanelRefresh = () => {
-    if (this.state.angularScope) {
-      this.state.angularScope.range = getTimeSrv().timeRange();
+    if (this.angularScope) {
+      this.angularScope.range = getTimeSrv().timeRange();
     }
   };
 
@@ -73,7 +102,11 @@ export class QueryEditorRow extends PureComponent<Props, State> {
     const dataSourceSrv = getDatasourceSrv();
     const datasource = await dataSourceSrv.get(query.datasource || panel.datasource);
 
-    this.setState({ datasource, loadedDataSourceValue: this.props.dataSourceValue });
+    this.setState({
+      datasource,
+      loadedDataSourceValue: this.props.dataSourceValue,
+      hasTextEditMode: false,
+    });
   }
 
   componentDidUpdate() {
@@ -98,21 +131,14 @@ export class QueryEditorRow extends PureComponent<Props, State> {
     const scopeProps = { ctrl: this.getAngularQueryComponentScope() };
 
     this.angularQueryEditor = loader.load(this.element, scopeProps, template);
+    this.angularScope = scopeProps.ctrl;
 
     // give angular time to compile
     setTimeout(() => {
-      this.setState({ angularScope: scopeProps.ctrl });
+      this.setState({ hasTextEditMode: !!this.angularScope.toggleEditorMode });
     }, 10);
   }
 
-  componentWillUnmount() {
-    this.props.panel.events.off('refresh', this.onPanelRefresh);
-
-    if (this.angularQueryEditor) {
-      this.angularQueryEditor.destroy();
-    }
-  }
-
   onToggleCollapse = () => {
     this.setState({ isCollapsed: !this.state.isCollapsed });
   };
@@ -138,10 +164,8 @@ export class QueryEditorRow extends PureComponent<Props, State> {
   }
 
   onToggleEditMode = () => {
-    const { angularScope } = this.state;
-
-    if (angularScope && angularScope.toggleEditorMode) {
-      angularScope.toggleEditorMode();
+    if (this.angularScope && this.angularScope.toggleEditorMode) {
+      this.angularScope.toggleEditorMode();
       this.angularQueryEditor.digest();
     }
 
@@ -150,11 +174,6 @@ export class QueryEditorRow extends PureComponent<Props, State> {
     }
   };
 
-  get hasTextEditMode() {
-    const { angularScope } = this.state;
-    return angularScope && angularScope.toggleEditorMode;
-  }
-
   onRemoveQuery = () => {
     this.props.onRemoveQuery(this.props.query);
   };
@@ -171,10 +190,8 @@ export class QueryEditorRow extends PureComponent<Props, State> {
   };
 
   renderCollapsedText(): string | null {
-    const { angularScope } = this.state;
-
-    if (angularScope && angularScope.getCollapsedText) {
-      return angularScope.getCollapsedText();
+    if (this.angularScope && this.angularScope.getCollapsedText) {
+      return this.angularScope.getCollapsedText();
     }
 
     return null;
@@ -182,7 +199,7 @@ export class QueryEditorRow extends PureComponent<Props, State> {
 
   render() {
     const { query, inMixedMode } = this.props;
-    const { datasource, isCollapsed } = this.state;
+    const { datasource, isCollapsed, hasTextEditMode } = this.state;
     const isDisabled = query.hide;
 
     const bodyClasses = classNames('query-editor-row__body gf-form-query', {
@@ -212,7 +229,7 @@ export class QueryEditorRow extends PureComponent<Props, State> {
             {isCollapsed && <div>{this.renderCollapsedText()}</div>}
           </div>
           <div className="query-editor-row__actions">
-            {this.hasTextEditMode && (
+            {hasTextEditMode && (
               <button
                 className="query-editor-row__action"
                 onClick={this.onToggleEditMode}

public/app/features/dashboard/panel_editor/VisualizationTab.tsx

@@ -50,33 +50,27 @@ export class VisualizationTab extends PureComponent<Props, State> {
     };
   }
 
-  getPanelDefaultOptions = () => {
+  getReactPanelOptions = () => {
     const { panel, plugin } = this.props;
-
-    if (plugin.exports.PanelDefaults) {
-      return panel.getOptions(plugin.exports.PanelDefaults.options);
-    }
-
-    return panel.getOptions(plugin.exports.PanelDefaults);
+    return panel.getOptions(plugin.exports.reactPanel.defaults);
   };
 
   renderPanelOptions() {
     const { plugin, angularPanel } = this.props;
-    const { PanelOptions } = plugin.exports;
 
     if (angularPanel) {
       return <div ref={element => (this.element = element)} />;
     }
 
-    return (
-      <>
-        {PanelOptions ? (
-          <PanelOptions options={this.getPanelDefaultOptions()} onChange={this.onPanelOptionsChanged} />
-        ) : (
-          <p>Visualization has no options</p>
-        )}
-      </>
-    );
+    if (plugin.exports.reactPanel) {
+      const PanelEditor = plugin.exports.reactPanel.editor;
+
+      if (PanelEditor) {
+        return <PanelEditor options={this.getReactPanelOptions()} onChange={this.onPanelOptionsChanged} />;
+      }
+    }
+
+    return <p>Visualization has no options</p>;
   }
 
   componentDidMount() {

public/app/features/dashboard/state/DashboardMigrator.test.ts

@@ -127,7 +127,7 @@ describe('DashboardModel', () => {
     });
 
     it('dashboard schema version should be set to latest', () => {
-      expect(model.schemaVersion).toBe(17);
+      expect(model.schemaVersion).toBe(18);
     });
 
     it('graph thresholds should be migrated', () => {

public/app/features/dashboard/state/DashboardMigrator.ts

@@ -22,7 +22,7 @@ export class DashboardMigrator {
     let i, j, k, n;
     const oldVersion = this.dashboard.schemaVersion;
     const panelUpgrades = [];
-    this.dashboard.schemaVersion = 17;
+    this.dashboard.schemaVersion = 18;
 
     if (oldVersion === this.dashboard.schemaVersion) {
       return;
@@ -387,6 +387,36 @@ export class DashboardMigrator {
       });
     }
 
+    if (oldVersion < 18) {
+      // migrate change to gauge options
+      panelUpgrades.push(panel => {
+        if (panel['options-gauge']) {
+          panel.options = panel['options-gauge'];
+          panel.options.valueOptions = {
+            unit: panel.options.unit,
+            stat: panel.options.stat,
+            decimals: panel.options.decimals,
+            prefix: panel.options.prefix,
+            suffix: panel.options.suffix,
+          };
+
+          // correct order
+          if (panel.options.thresholds) {
+            panel.options.thresholds.reverse();
+          }
+
+          // this options prop was due to a bug
+          delete panel.options.options;
+          delete panel.options.unit;
+          delete panel.options.stat;
+          delete panel.options.decimals;
+          delete panel.options.prefix;
+          delete panel.options.suffix;
+          delete panel['options-gauge'];
+        }
+      });
+    }
+
     if (panelUpgrades.length === 0) {
       return;
     }

public/app/features/dashboard/state/PanelModel.test.ts

@@ -10,6 +10,20 @@ describe('PanelModel', () => {
         type: 'table',
         showColumns: true,
         targets: [{ refId: 'A' }, { noRefId: true }],
+        options: {
+          thresholds: [
+            {
+              color: '#F2495C',
+              index: 1,
+              value: 50,
+            },
+            {
+              color: '#73BF69',
+              index: 0,
+              value: null,
+            },
+          ],
+        },
       });
     });
 
@@ -35,6 +49,21 @@ describe('PanelModel', () => {
       expect(saveModel.events).toBe(undefined);
     });
 
+    it('should restore -Infinity value for base threshold', () => {
+      expect(model.options.thresholds).toEqual([
+        {
+          color: '#F2495C',
+          index: 1,
+          value: 50,
+        },
+        {
+          color: '#73BF69',
+          index: 0,
+          value: -Infinity,
+        },
+      ]);
+    });
+
     describe('when changing panel type', () => {
       beforeEach(() => {
         model.changeType('graph', true);
@@ -55,5 +84,19 @@ describe('PanelModel', () => {
         expect(model.alert).toBe(undefined);
       });
     });
+
+    describe('get panel options', () => {
+      it('should apply defaults', () => {
+        model.options = { existingProp: 10 };
+        const options = model.getOptions({
+          defaultProp: true,
+          existingProp: 0,
+        });
+
+        expect(options.defaultProp).toBe(true);
+        expect(options.existingProp).toBe(10);
+        expect(model.options).toBe(options);
+      });
+    });
   });
 });

public/app/features/dashboard/state/PanelModel.ts

@@ -3,8 +3,7 @@ import _ from 'lodash';
 
 // Types
 import { Emitter } from 'app/core/utils/emitter';
-import { PANEL_OPTIONS_KEY_PREFIX } from 'app/core/constants';
-import { DataQuery, TimeSeries } from '@grafana/ui';
+import { DataQuery, TimeSeries, Threshold } from '@grafana/ui';
 import { TableData } from '@grafana/ui/src';
 
 export interface GridPos {
@@ -47,8 +46,6 @@ const mustKeepProps: { [str: string]: boolean } = {
   timeFrom: true,
   timeShift: true,
   hideTimeOverride: true,
-  maxDataPoints: true,
-  interval: true,
   description: true,
   links: true,
   fullscreen: true,
@@ -92,6 +89,9 @@ export class PanelModel {
   timeFrom?: any;
   timeShift?: any;
   hideTimeOverride?: any;
+  options: {
+    [key: string]: any;
+  };
 
   maxDataPoints?: number;
   interval?: string;
@@ -105,8 +105,6 @@ export class PanelModel {
   hasRefreshed: boolean;
   events: Emitter;
   cacheTimeout?: any;
-
-  // cache props between plugins
   cachedPluginOptions?: any;
 
   constructor(model) {
@@ -121,6 +119,8 @@ export class PanelModel {
     _.defaultsDeep(this, _.cloneDeep(defaults));
     // queries must have refId
     this.ensureQueryIds();
+
+    this.restoreInfintyForThresholds();
   }
 
   ensureQueryIds() {
@@ -133,21 +133,28 @@ export class PanelModel {
     }
   }
 
+  restoreInfintyForThresholds() {
+    if (this.options && this.options.thresholds) {
+      this.options.thresholds = this.options.thresholds.map((threshold: Threshold) => {
+        // JSON serialization of -Infinity is 'null' so lets convert it back to -Infinity
+        if (threshold.index === 0 && threshold.value === null) {
+          return { ...threshold, value: -Infinity };
+        }
+
+        return threshold;
+      });
+    }
+  }
+
   getOptions(panelDefaults) {
-    return _.defaultsDeep(this[this.getOptionsKey()] || {}, panelDefaults);
+    return _.defaultsDeep(this.options || {}, panelDefaults);
   }
 
   updateOptions(options: object) {
-    const update: any = {};
-    update[this.getOptionsKey()] = options;
-    Object.assign(this, update);
+    this.options = options;
     this.render();
   }
 
-  private getOptionsKey() {
-    return PANEL_OPTIONS_KEY_PREFIX + this.type;
-  }
-
   getSaveModel() {
     const model: any = {};
     for (const property in this) {
@@ -240,14 +247,15 @@ export class PanelModel {
     // for angular panels only we need to remove all events and let angular panels do some cleanup
     if (fromAngularPanel) {
       this.destroy();
+    }
 
-      for (const key of _.keys(this)) {
-        if (mustKeepProps[key]) {
-          continue;
-        }
-
-        delete this[key];
+    // remove panel type specific  options
+    for (const key of _.keys(this)) {
+      if (mustKeepProps[key]) {
+        continue;
       }
+
+      delete this[key];
     }
 
     this.restorePanelOptions(pluginId);

public/app/features/explore/ExploreToolbar.tsx

@@ -103,18 +103,16 @@ export class UnConnectedExploreToolbar extends PureComponent<Props, {}> {
             <div className="explore-toolbar-header-title">
               {exploreId === 'left' && (
                 <span className="navbar-page-btn">
-                  <i className="fa fa-rocket fa-fw" />
+                  <i className="gicon gicon-explore" />
                   Explore
                 </span>
               )}
             </div>
-            <div className="explore-toolbar-header-close">
-              {exploreId === 'right' && (
-                <a onClick={this.props.closeSplit}>
-                  <i className="fa fa-times fa-fw" />
-                </a>
-              )}
-            </div>
+            {exploreId === 'right' && (
+              <a className="explore-toolbar-header-close" onClick={this.props.closeSplit}>
+                <i className="fa fa-times fa-fw" />
+              </a>
+            )}
           </div>
         </div>
         <div className="explore-toolbar-item">
@@ -156,7 +154,7 @@ export class UnConnectedExploreToolbar extends PureComponent<Props, {}> {
                 splitted,
                 title: 'Run Query',
                 onClick: this.onRunQuery,
-                buttonClassName: 'navbar-button--primary',
+                buttonClassName: 'navbar-button--secondary',
                 iconClassName: loading ? 'fa fa-spinner fa-fw fa-spin run-icon' : 'fa fa-level-down fa-fw run-icon',
                 iconSide: IconSide.right,
               })}

public/app/plugins/panel/gauge/GaugeOptionsBox.tsx

@@ -1,9 +1,14 @@
+// Libraries
 import React, { PureComponent } from 'react';
-import { FormField, PanelOptionsProps, PanelOptionsGroup, Switch } from '@grafana/ui';
 
+// Components
+import { Switch, PanelOptionsGroup } from '@grafana/ui';
+
+// Types
+import { FormField, PanelEditorProps } from '@grafana/ui';
 import { GaugeOptions } from './types';
 
-export default class GaugeOptionsEditor extends PureComponent<PanelOptionsProps<GaugeOptions>> {
+export class GaugeOptionsBox extends PureComponent<PanelEditorProps<GaugeOptions>> {
   onToggleThresholdLabels = () =>
     this.props.onChange({ ...this.props.options, showThresholdLabels: !this.props.options.showThresholdLabels });
 

public/app/plugins/panel/gauge/GaugePanel.tsx

@@ -16,9 +16,10 @@ interface Props extends PanelProps<GaugeOptions> {}
 export class GaugePanel extends PureComponent<Props> {
   render() {
     const { panelData, width, height, onInterpolate, options } = this.props;
+    const { valueOptions } = options;
 
-    const prefix = onInterpolate(options.prefix);
-    const suffix = onInterpolate(options.suffix);
+    const prefix = onInterpolate(valueOptions.prefix);
+    const suffix = onInterpolate(valueOptions.suffix);
     let value: TimeSeriesValue;
 
     if (panelData.timeSeries) {
@@ -28,7 +29,7 @@ export class GaugePanel extends PureComponent<Props> {
       });
 
       if (vmSeries[0]) {
-        value = vmSeries[0].stats[options.stat];
+        value = vmSeries[0].stats[valueOptions.stat];
       } else {
         value = null;
       }
@@ -41,11 +42,18 @@ export class GaugePanel extends PureComponent<Props> {
         {theme => (
           <Gauge
             value={value}
-            {...this.props.options}
             width={width}
             height={height}
             prefix={prefix}
             suffix={suffix}
+            unit={valueOptions.unit}
+            decimals={valueOptions.decimals}
+            thresholds={options.thresholds}
+            valueMappings={options.valueMappings}
+            showThresholdLabels={options.showThresholdLabels}
+            showThresholdMarkers={options.showThresholdMarkers}
+            minValue={options.minValue}
+            maxValue={options.maxValue}
             theme={theme}
           />
         )}

public/app/plugins/panel/gauge/GaugePanelEditor.tsx

@@ -1,6 +1,6 @@
 import React, { PureComponent } from 'react';
 import {
-  PanelOptionsProps,
+  PanelEditorProps,
   ThresholdsEditor,
   Threshold,
   PanelOptionsGrid,
@@ -8,29 +8,11 @@ import {
   ValueMapping,
 } from '@grafana/ui';
 
-import ValueOptions from 'app/plugins/panel/gauge/ValueOptions';
-import GaugeOptionsEditor from './GaugeOptionsEditor';
-import { GaugeOptions } from './types';
-
-export const defaultProps = {
-  options: {
-    minValue: 0,
-    maxValue: 100,
-    prefix: '',
-    showThresholdMarkers: true,
-    showThresholdLabels: false,
-    suffix: '',
-    decimals: 0,
-    stat: 'avg',
-    unit: 'none',
-    valueMappings: [],
-    thresholds: [],
-  },
-};
-
-export default class GaugePanelOptions extends PureComponent<PanelOptionsProps<GaugeOptions>> {
-  static defaultProps = defaultProps;
+import { SingleStatValueEditor } from 'app/plugins/panel/gauge/SingleStatValueEditor';
+import { GaugeOptionsBox } from './GaugeOptionsBox';
+import { GaugeOptions, SingleStatValueOptions } from './types';
 
+export class GaugePanelEditor extends PureComponent<PanelEditorProps<GaugeOptions>> {
   onThresholdsChanged = (thresholds: Threshold[]) =>
     this.props.onChange({
       ...this.props.options,
@@ -43,14 +25,20 @@ export default class GaugePanelOptions extends PureComponent<PanelOptionsProps<G
       valueMappings,
     });
 
+  onValueOptionsChanged = (valueOptions: SingleStatValueOptions) =>
+    this.props.onChange({
+      ...this.props.options,
+      valueOptions,
+    });
+
   render() {
     const { onChange, options } = this.props;
 
     return (
       <>
         <PanelOptionsGrid>
-          <ValueOptions onChange={onChange} options={options} />
-          <GaugeOptionsEditor onChange={onChange} options={options} />
+          <SingleStatValueEditor onChange={this.onValueOptionsChanged} options={options.valueOptions} />
+          <GaugeOptionsBox onChange={onChange} options={options} />
           <ThresholdsEditor onChange={this.onThresholdsChanged} thresholds={options.thresholds} />
         </PanelOptionsGrid>
 

public/app/plugins/panel/gauge/SingleStatValueEditor.tsx

@@ -1,7 +1,12 @@
+// Libraries
 import React, { PureComponent } from 'react';
-import { FormField, FormLabel, PanelOptionsProps, PanelOptionsGroup, Select } from '@grafana/ui';
+
+// Components
 import UnitPicker from 'app/core/components/Select/UnitPicker';
-import { GaugeOptions } from './types';
+import { FormField, FormLabel, PanelOptionsGroup, Select } from '@grafana/ui';
+
+// Types
+import { SingleStatValueOptions } from './types';
 
 const statOptions = [
   { value: 'min', label: 'Min' },
@@ -19,24 +24,40 @@ const statOptions = [
 
 const labelWidth = 6;
 
-export default class ValueOptions extends PureComponent<PanelOptionsProps<GaugeOptions>> {
-  onUnitChange = unit => this.props.onChange({ ...this.props.options, unit: unit.value });
+export interface Props {
+  options: SingleStatValueOptions;
+  onChange: (valueOptions: SingleStatValueOptions) => void;
+}
 
+export class SingleStatValueEditor extends PureComponent<Props> {
+  onUnitChange = unit => this.props.onChange({ ...this.props.options, unit: unit.value });
   onStatChange = stat => this.props.onChange({ ...this.props.options, stat: stat.value });
 
   onDecimalChange = event => {
     if (!isNaN(event.target.value)) {
-      this.props.onChange({ ...this.props.options, decimals: event.target.value });
+      this.props.onChange({
+        ...this.props.options,
+        decimals: parseInt(event.target.value, 10),
+      });
+    } else {
+      this.props.onChange({
+        ...this.props.options,
+        decimals: null,
+      });
     }
   };
 
   onPrefixChange = event => this.props.onChange({ ...this.props.options, prefix: event.target.value });
-
   onSuffixChange = event => this.props.onChange({ ...this.props.options, suffix: event.target.value });
 
   render() {
     const { stat, unit, decimals, prefix, suffix } = this.props.options;
 
+    let decimalsString = '';
+    if (Number.isFinite(decimals)) {
+      decimalsString = decimals.toString();
+    }
+
     return (
       <PanelOptionsGroup title="Value">
         <div className="gf-form">
@@ -57,7 +78,7 @@ export default class ValueOptions extends PureComponent<PanelOptionsProps<GaugeO
           labelWidth={labelWidth}
           placeholder="auto"
           onChange={this.onDecimalChange}
-          value={decimals || ''}
+          value={decimalsString}
           type="number"
         />
         <FormField label="Prefix" labelWidth={labelWidth} onChange={this.onPrefixChange} value={prefix || ''} />

public/app/plugins/panel/gauge/module.tsx

@@ -1,4 +1,10 @@
-import GaugePanelOptions, { defaultProps } from './GaugePanelOptions';
-import { GaugePanel } from './GaugePanel';
+import { ReactPanelPlugin } from '@grafana/ui';
 
-export { GaugePanel as Panel, GaugePanelOptions as PanelOptions, defaultProps as PanelDefaults };
+import { GaugePanelEditor } from './GaugePanelEditor';
+import { GaugePanel } from './GaugePanel';
+import { GaugeOptions, defaults } from './types';
+
+export const reactPanel = new ReactPanelPlugin<GaugeOptions>(GaugePanel);
+
+reactPanel.setEditor(GaugePanelEditor);
+reactPanel.setDefaults(defaults);

public/app/plugins/panel/gauge/types.ts

@@ -1,15 +1,35 @@
 import { Threshold, ValueMapping } from '@grafana/ui';
 
 export interface GaugeOptions {
-  decimals: number;
   valueMappings: ValueMapping[];
   maxValue: number;
   minValue: number;
-  prefix: string;
   showThresholdLabels: boolean;
   showThresholdMarkers: boolean;
-  stat: string;
-  suffix: string;
   thresholds: Threshold[];
-  unit: string;
+  valueOptions: SingleStatValueOptions;
 }
+
+export interface SingleStatValueOptions {
+  unit: string;
+  suffix: string;
+  stat: string;
+  prefix: string;
+  decimals?: number | null;
+}
+
+export const defaults: GaugeOptions = {
+  minValue: 0,
+  maxValue: 100,
+  showThresholdMarkers: true,
+  showThresholdLabels: false,
+  valueOptions: {
+    prefix: '',
+    suffix: '',
+    decimals: null,
+    stat: 'avg',
+    unit: 'none',
+  },
+  valueMappings: [],
+  thresholds: [],
+};

public/app/plugins/panel/graph2/GraphPanelEditor.tsx

@@ -3,10 +3,10 @@ import _ from 'lodash';
 import React, { PureComponent } from 'react';
 
 // Types
-import { PanelOptionsProps, Switch } from '@grafana/ui';
+import { PanelEditorProps, Switch } from '@grafana/ui';
 import { Options } from './types';
 
-export class GraphPanelOptions extends PureComponent<PanelOptionsProps<Options>> {
+export class GraphPanelEditor extends PureComponent<PanelEditorProps<Options>> {
   onToggleLines = () => {
     this.props.onChange({ ...this.props.options, showLines: !this.props.options.showLines });
   };

public/app/plugins/panel/graph2/module.tsx

@@ -1,4 +1,4 @@
 import { GraphPanel } from './GraphPanel';
-import { GraphPanelOptions } from './GraphPanelOptions';
+import { GraphPanelEditor } from './GraphPanelEditor';
 
-export { GraphPanel as Panel, GraphPanelOptions as PanelOptions };
+export { GraphPanel as Panel, GraphPanelEditor as PanelOptions };

public/app/plugins/panel/text2/module.tsx

@@ -1,5 +1,5 @@
 import React, { PureComponent } from 'react';
-import { PanelProps } from '@grafana/ui';
+import { PanelProps, ReactPanelPlugin } from '@grafana/ui';
 
 export class Text2 extends PureComponent<PanelProps> {
   constructor(props: PanelProps) {
@@ -11,4 +11,4 @@ export class Text2 extends PureComponent<PanelProps> {
   }
 }
 
-export { Text2 as Panel };
+export const reactPanel = new ReactPanelPlugin(Text2);

public/img/icons_dark_theme/icon_explore.svg

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 23.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="22px" height="22px" viewBox="0 0 22 22" style="enable-background:new 0 0 22 22;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:none;}
+	.st1{fill:#E3E3E3;}
+</style>
+<g>
+	<polygon class="st0" points="7.93,14.21 6.99,17.47 9.52,15.21 9,14.28 	"/>
+	<polygon class="st0" points="14.15,7.86 15.08,4.6 12.56,6.86 13.08,7.79 	"/>
+	<polygon class="st0" points="14.28,13.07 14.22,14.14 17.47,15.08 15.22,12.55 	"/>
+	<polygon class="st0" points="7.8,9 7.86,7.93 4.61,6.99 6.86,9.52 	"/>
+	<path class="st0" d="M8.82,1.31L8.36,9.35l-7.05,3.9l8.04,0.46l3.9,7.05l0.46-8.04l7.05-3.9l-8.04-0.46L8.82,1.31z M11.38,11.78
+		c-0.41,0.19-0.89,0.01-1.08-0.4c-0.19-0.41-0.01-0.89,0.4-1.08c0.41-0.19,0.89-0.01,1.08,0.4C11.97,11.1,11.79,11.59,11.38,11.78z"
+		/>
+	<path class="st1" d="M21.72,8.56c-1.35-5.92-7.24-9.63-13.16-8.28C2.64,1.63-1.07,7.52,0.28,13.44s7.24,9.63,13.16,8.28
+		C19.36,20.37,23.07,14.48,21.72,8.56z M15.08,4.6l-0.94,3.25l-1.07-0.06l-0.52-0.94L15.08,4.6z M7.86,7.93L7.8,9L6.86,9.52
+		L4.61,6.99L7.86,7.93z M6.99,17.47l0.94-3.25L9,14.28l0.52,0.94L6.99,17.47z M14.22,14.14l0.06-1.07l0.94-0.52l2.25,2.53
+		L14.22,14.14z M13.72,12.72l-0.46,8.04l-3.9-7.05l-8.04-0.46l7.05-3.9l0.46-8.04l3.9,7.05l8.04,0.46L13.72,12.72z"/>
+	<path class="st1" d="M10.7,10.29c-0.41,0.19-0.59,0.67-0.4,1.08c0.19,0.41,0.67,0.59,1.08,0.4c0.41-0.19,0.59-0.67,0.4-1.08
+		C11.59,10.28,11.1,10.11,10.7,10.29z"/>
+</g>
+</svg>

public/img/icons_light_theme/icon_explore.svg

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 23.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="22px" height="22px" viewBox="0 0 22 22" style="enable-background:new 0 0 22 22;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:none;}
+	.st1{fill:#52545c;}
+</style>
+<g>
+	<polygon class="st0" points="7.93,14.21 6.99,17.47 9.52,15.21 9,14.28 	"/>
+	<polygon class="st0" points="14.15,7.86 15.08,4.6 12.56,6.86 13.08,7.79 	"/>
+	<polygon class="st0" points="14.28,13.07 14.22,14.14 17.47,15.08 15.22,12.55 	"/>
+	<polygon class="st0" points="7.8,9 7.86,7.93 4.61,6.99 6.86,9.52 	"/>
+	<path class="st0" d="M8.82,1.31L8.36,9.35l-7.05,3.9l8.04,0.46l3.9,7.05l0.46-8.04l7.05-3.9l-8.04-0.46L8.82,1.31z M11.38,11.78
+		c-0.41,0.19-0.89,0.01-1.08-0.4c-0.19-0.41-0.01-0.89,0.4-1.08c0.41-0.19,0.89-0.01,1.08,0.4C11.97,11.1,11.79,11.59,11.38,11.78z"
+		/>
+	<path class="st1" d="M21.72,8.56c-1.35-5.92-7.24-9.63-13.16-8.28C2.64,1.63-1.07,7.52,0.28,13.44s7.24,9.63,13.16,8.28
+		C19.36,20.37,23.07,14.48,21.72,8.56z M15.08,4.6l-0.94,3.25l-1.07-0.06l-0.52-0.94L15.08,4.6z M7.86,7.93L7.8,9L6.86,9.52
+		L4.61,6.99L7.86,7.93z M6.99,17.47l0.94-3.25L9,14.28l0.52,0.94L6.99,17.47z M14.22,14.14l0.06-1.07l0.94-0.52l2.25,2.53
+		L14.22,14.14z M13.72,12.72l-0.46,8.04l-3.9-7.05l-8.04-0.46l7.05-3.9l0.46-8.04l3.9,7.05l8.04,0.46L13.72,12.72z"/>
+	<path class="st1" d="M10.7,10.29c-0.41,0.19-0.59,0.67-0.4,1.08c0.19,0.41,0.67,0.59,1.08,0.4c0.41-0.19,0.59-0.67,0.4-1.08
+		C11.59,10.28,11.1,10.11,10.7,10.29z"/>
+</g>
+</svg>

public/sass/_variables.scss.d.ts

@@ -1,6 +1,6 @@
 export interface GrafanaVariables {
-  panelHorizontalPadding: number;
-  panelVerticalPadding: number;
+  panelhorizontalpadding: number;
+  panelverticalpadding: number;
 }
 
 declare const variables: GrafanaVariables;

public/sass/base/_icons.scss

@@ -192,6 +192,10 @@
   background-image: url('../img/icons_#{$theme-name}_theme/icon_zoom_out.svg');
 }
 
+.gicon-explore {
+  background-image: url('../img/icons_#{$theme-name}_theme/icon_explore.svg');
+}
+
 .sidemenu {
   .gicon-dashboard {
     background-image: url('../img/icons_dark_theme/icon_dashboard.svg');
@@ -205,6 +209,9 @@
   .gicon-question {
     background-image: url('../img/icons_dark_theme/icon_question.svg');
   }
+  .gicon-explore {
+    background-image: url('../img/icons_dark_theme/icon_explore.svg');
+  }
 }
 
 .fa--permissions-list {

public/sass/components/_navbar.scss

@@ -1,9 +1,8 @@
 .navbar {
   position: relative;
-  padding-left: 20px;
   z-index: $zindex-navbar-fixed;
   height: $navbarHeight;
-  padding-right: 20px;
+  padding: 0 20px 0 50px;
   display: flex;
   flex-grow: 1;
   border-bottom: 1px solid transparent;
@@ -46,9 +45,8 @@
 
   .navbar-button--add-panel,
   .navbar-button--star,
-  .navbar-button--tv,
-  .navbar-buttons--close {
-    display: flex;
+  .navbar-button--tv {
+    display: none;
   }
 }
 
@@ -58,15 +56,14 @@
   white-space: nowrap;
   display: block;
   margin: 0;
-  color: darken($link-color, 5%);
+  color: $headings-color;
   font-size: $font-size-lg;
-  padding-left: 1rem;
   min-height: $navbarHeight;
   line-height: $navbarHeight;
 
   .fa-caret-down {
     font-size: 60%;
-    padding-left: 0.2rem;
+    padding-left: 6px;
   }
 
   &--search {
@@ -74,12 +71,12 @@
   }
 
   .gicon {
+    top: -2px;
     position: relative;
-    top: -1px;
-    font-size: 19px;
+    font-size: 17px;
     line-height: 8px;
     opacity: 0.75;
-    margin-right: 13px;
+    margin-right: 10px;
     display: none;
   }
 
@@ -124,7 +121,7 @@
   height: 30px;
   color: $text-muted;
   border: 1px solid $navbar-button-border;
-  margin-right: 3px;
+  margin-left: 3px;
   white-space: nowrap;
 
   .gicon {
@@ -153,19 +150,19 @@
     }
   }
 
-  &--primary {
-    @include buttonBackground($btn-primary-bg, $btn-primary-bg-hl);
+  &--secondary {
+    @include buttonBackground($btn-secondary-bg, $btn-secondary-bg-hl);
   }
 }
 
 @include media-breakpoint-up(sm) {
   .navbar {
-    padding-left: 50px;
+    padding-left: 60px;
   }
 
   .sidemenu-open {
     .navbar {
-      padding-left: 15px;
+      padding-left: 25px;
       margin-left: 0;
     }
   }
@@ -181,7 +178,7 @@
   display: flex;
   height: $navbarHeight;
   align-items: center;
-  padding-left: 7px;
+  padding-right: 13px;
 }
 
 .navbar-edit__back-btn {

public/sass/components/_sidemenu.scss

@@ -253,7 +253,7 @@ li.sidemenu-org-switcher {
     }
 
     .sidemenu__logo_small_breakpoint {
-      padding: 16px 10px 26px;
+      padding: 14px 10px 26px 13px;
       display: flex;
       flex-direction: row;
       justify-content: space-between;

public/sass/pages/_explore.scss

@@ -30,12 +30,6 @@
     padding: 0;
     margin-left: 0;
   }
-
-  .explore-toolbar-header-title {
-    .navbar-page-btn {
-      padding-left: 0;
-    }
-  }
 }
 
 .explore-toolbar {
@@ -44,7 +38,7 @@
   flex-flow: row wrap;
   justify-content: flex-start;
   height: auto;
-  padding: 0px $dashboard-padding;
+  padding: 0px $dashboard-padding 0 25px;
   border-bottom: 1px solid #0000;
   transition-duration: 0.35s;
   transition-timing-function: ease-in-out;
@@ -87,22 +81,9 @@
   align-items: center;
 }
 
-.explore-toolbar-header-title {
-  color: darken($link-color, 5%);
-
-  .navbar-page-btn {
-    padding-left: $dashboard-padding;
-  }
-
-  .fa {
-    font-size: 100%;
-    opacity: 0.75;
-    margin-right: 0.5em;
-  }
-}
-
 .explore-toolbar-header-close {
   margin-left: auto;
+  color: $text-color-weak;
 }
 
 .explore-toolbar-content {
@@ -156,7 +137,6 @@
   .sidemenu-open {
     .explore-toolbar-header-title {
       .navbar-page-btn {
-        padding-left: 0;
         margin-left: 0;
       }
     }
@@ -164,7 +144,6 @@
 
   .explore-toolbar-header-title {
     .navbar-page-btn {
-      padding-left: 0;
       margin-left: $dashboard-padding;
     }
   }
@@ -185,7 +164,6 @@
   .sidemenu-open {
     .explore-toolbar-header-title {
       .navbar-page-btn {
-        padding-left: 0;
         margin-left: $dashboard-padding;
       }
     }
@@ -193,7 +171,6 @@
 
   .explore-toolbar-header-title {
     .navbar-page-btn {
-      padding-left: 0;
       margin-left: $dashboard-padding;
     }
   }