Typescript visualize_embeddable file (elastic#26660)

* Typescript visualize_embeddable file

* Remove left over comment

src/legacy/core_plugins/kibana/public/dashboard/selectors/dashboard.ts

@@ -19,6 +19,7 @@
 
 import _ from 'lodash';
 import { ContainerState, EmbeddableMetadata, Filters, Query, TimeRange } from 'ui/embeddable';
+import { EmbeddableCustomization } from 'ui/embeddable/types';
 import { DashboardViewMode } from '../dashboard_view_mode';
 import {
   DashboardMetadata,
@@ -42,8 +43,10 @@ export const getEmbeddables = (dashboard: DashboardState): EmbeddablesMap => das
 
 // TODO: rename panel.embeddableConfig to embeddableCustomization. Because it's on the panel that's stored on a
 // dashboard, renaming this will require a migration step.
-export const getEmbeddableCustomization = (dashboard: DashboardState, panelId: PanelId): object =>
-  getPanel(dashboard, panelId).embeddableConfig;
+export const getEmbeddableCustomization = (
+  dashboard: DashboardState,
+  panelId: PanelId
+): EmbeddableCustomization => getPanel(dashboard, panelId).embeddableConfig;
 
 export const getEmbeddable = (dashboard: DashboardState, panelId: PanelId): EmbeddableReduxState =>
   dashboard.embeddables[panelId];

src/legacy/core_plugins/kibana/public/visualize/embeddable/visualize_embeddable.js → src/legacy/core_plugins/kibana/public/visualize/embeddable/visualize_embeddable.ts

@@ -17,42 +17,71 @@
  * under the License.
  */
 
-import { PersistedState } from 'ui/persisted_state';
-import { Embeddable } from 'ui/embeddable';
 import _ from 'lodash';
+import { ContainerState, Embeddable } from 'ui/embeddable';
+import { OnEmbeddableStateChanged } from 'ui/embeddable/embeddable_factory';
+import { Filters, Query, TimeRange } from 'ui/embeddable/types';
+import { PersistedState } from 'ui/persisted_state';
+import { VisualizeLoader } from 'ui/visualize/loader';
+import { EmbeddedVisualizeHandler } from 'ui/visualize/loader/embedded_visualize_handler';
+import {
+  VisSavedObject,
+  VisualizeLoaderParams,
+  VisualizeUpdateParams,
+} from 'ui/visualize/loader/types';
+
+export interface VisualizeEmbeddableConfiguration {
+  onEmbeddableStateChanged: OnEmbeddableStateChanged;
+  savedVisualization: VisSavedObject;
+  editUrl?: string;
+  loader: VisualizeLoader;
+}
 
-export class VisualizeEmbeddable extends Embeddable  {
-  constructor({ onEmbeddableStateChanged, savedVisualization, editUrl, loader }) {
+export class VisualizeEmbeddable extends Embeddable {
+  private onEmbeddableStateChanged: OnEmbeddableStateChanged;
+  private savedVisualization: VisSavedObject;
+  private loader: VisualizeLoader;
+  private uiState: PersistedState;
+  private handler?: EmbeddedVisualizeHandler;
+  private customization?: object;
+  private panelTitle?: string;
+  private timeRange?: TimeRange;
+  private query?: Query;
+  private filters?: Filters;
+
+  constructor({
+    onEmbeddableStateChanged,
+    savedVisualization,
+    editUrl,
+    loader,
+  }: VisualizeEmbeddableConfiguration) {
     super({
       metadata: {
         title: savedVisualization.title,
         editUrl,
-        indexPattern: savedVisualization.vis.indexPattern
-      }
+        indexPattern: savedVisualization.vis.indexPattern,
+      },
     });
-    this._onEmbeddableStateChanged = onEmbeddableStateChanged;
+    this.onEmbeddableStateChanged = onEmbeddableStateChanged;
     this.savedVisualization = savedVisualization;
     this.loader = loader;
 
-    const parsedUiState = savedVisualization.uiStateJSON ? JSON.parse(savedVisualization.uiStateJSON) : {};
+    const parsedUiState = savedVisualization.uiStateJSON
+      ? JSON.parse(savedVisualization.uiStateJSON)
+      : {};
     this.uiState = new PersistedState(parsedUiState);
 
-    this.uiState.on('change', this._uiStateChangeHandler);
+    this.uiState.on('change', this.uiStateChangeHandler);
   }
 
-  _uiStateChangeHandler = () => {
-    this.customization = this.uiState.toJSON();
-    this._onEmbeddableStateChanged(this.getEmbeddableState());
-  };
-
-  getInspectorAdapters() {
+  public getInspectorAdapters() {
     if (!this.handler) {
       return undefined;
     }
     return this.handler.inspectorAdapters;
   }
 
-  getEmbeddableState() {
+  public getEmbeddableState() {
     return {
       customization: this.customization,
     };
@@ -62,41 +91,27 @@ export class VisualizeEmbeddable extends Embeddable  {
    * Transfers all changes in the containerState.embeddableCustomization into
    * the uiState of this visualization.
    */
-  transferCustomizationsToUiState(containerState) {
+  public transferCustomizationsToUiState(containerState: ContainerState) {
     // Check for changes that need to be forwarded to the uiState
     // Since the vis has an own listener on the uiState we don't need to
     // pass anything from here to the handler.update method
     const customization = containerState.embeddableCustomization;
-    if (!_.isEqual(this.customization, customization)) {
+    if (customization && !_.isEqual(this.customization, customization)) {
       // Turn this off or the uiStateChangeHandler will fire for every modification.
-      this.uiState.off('change', this._uiStateChangeHandler);
+      this.uiState.off('change', this.uiStateChangeHandler);
       this.uiState.clearAllKeys();
       Object.getOwnPropertyNames(customization).forEach(key => {
         this.uiState.set(key, customization[key]);
       });
       this.customization = customization;
-      this.uiState.on('change', this._uiStateChangeHandler);
-    }
-  }
-
-  /**
-   * Retrieve the panel title for this panel from the container state.
-   * This will either return the overwritten panel title or the visualization title.
-   */
-  getPanelTitle(containerState) {
-    let derivedPanelTitle = '';
-    if (!containerState.hidePanelTitles) {
-      derivedPanelTitle = containerState.customTitle !== undefined ?
-        containerState.customTitle :
-        this.savedVisualization.title;
+      this.uiState.on('change', this.uiStateChangeHandler);
     }
-    return derivedPanelTitle;
   }
 
-  onContainerStateChanged(containerState) {
+  public onContainerStateChanged(containerState: ContainerState) {
     this.transferCustomizationsToUiState(containerState);
 
-    const updatedParams = {};
+    const updatedParams: VisualizeUpdateParams = {};
 
     // Check if timerange has changed
     if (containerState.timeRange !== this.timeRange) {
@@ -134,44 +149,66 @@ export class VisualizeEmbeddable extends Embeddable  {
    * @param {Element} domNode
    * @param {ContainerState} containerState
    */
-  render(domNode, containerState) {
+  public render(domNode: HTMLElement, containerState: ContainerState) {
     this.panelTitle = this.getPanelTitle(containerState);
     this.timeRange = containerState.timeRange;
     this.query = containerState.query;
     this.filters = containerState.filters;
 
     this.transferCustomizationsToUiState(containerState);
 
-    const handlerParams = {
+    const dataAttrs: { [key: string]: string } = {
+      'shared-item': '',
+      title: this.panelTitle,
+    };
+    if (this.savedVisualization.description) {
+      dataAttrs.description = this.savedVisualization.description;
+    }
+
+    const handlerParams: VisualizeLoaderParams = {
       uiState: this.uiState,
       // Append visualization to container instead of replacing its content
       append: true,
       timeRange: containerState.timeRange,
       query: containerState.query,
       filters: containerState.filters,
       cssClass: `panel-content panel-content--fullWidth`,
-      // The chrome is permanently hidden in "embed mode" in which case we don't want to show the spy pane, since
-      // we deem that situation to be more public facing and want to hide more detailed information.
-      dataAttrs: {
-        'shared-item': '',
-        title: this.panelTitle,
-        description: this.savedVisualization.description,
-      }
+      dataAttrs,
     };
 
     this.handler = this.loader.embedVisualizationWithSavedObject(
       domNode,
       this.savedVisualization,
-      handlerParams,
+      handlerParams
     );
   }
 
-  destroy() {
-    this.uiState.off('change', this._uiStateChangeHandler);
+  public destroy() {
+    this.uiState.off('change', this.uiStateChangeHandler);
     this.savedVisualization.destroy();
     if (this.handler) {
       this.handler.destroy();
       this.handler.getElement().remove();
     }
   }
+
+  /**
+   * Retrieve the panel title for this panel from the container state.
+   * This will either return the overwritten panel title or the visualization title.
+   */
+  private getPanelTitle(containerState: ContainerState) {
+    let derivedPanelTitle = '';
+    if (!containerState.hidePanelTitles) {
+      derivedPanelTitle =
+        containerState.customTitle !== undefined
+          ? containerState.customTitle
+          : this.savedVisualization.title;
+    }
+    return derivedPanelTitle;
+  }
+
+  private uiStateChangeHandler = () => {
+    this.customization = this.uiState.toJSON();
+    this.onEmbeddableStateChanged(this.getEmbeddableState());
+  };
 }

src/legacy/core_plugins/kibana/public/visualize/embeddable/visualize_embeddable_factory.js

@@ -18,8 +18,8 @@
  */
 
 import $ from 'jquery';
+import { Embeddable, EmbeddableFactory } from 'ui/embeddable';
 import { getVisualizeLoader } from 'ui/visualize/loader';
-import { EmbeddableFactory, Embeddable } from 'ui/embeddable';
 import { VisualizeEmbeddable } from './visualize_embeddable';
 
 import labDisabledTemplate from './visualize_lab_disabled.html';
@@ -48,30 +48,29 @@ export class VisualizeEmbeddableFactory extends EmbeddableFactory {
     const visId = panelMetadata.id;
     const editUrl = this.getEditPath(visId);
 
-    const waitFor = [ getVisualizeLoader(), this.savedVisualizations.get(visId) ];
-    return Promise.all(waitFor)
-      .then(([loader, savedObject]) => {
-        const isLabsEnabled = this._config.get('visualize:enableLabs');
+    const waitFor = [getVisualizeLoader(), this.savedVisualizations.get(visId)];
+    return Promise.all(waitFor).then(([loader, savedObject]) => {
+      const isLabsEnabled = this._config.get('visualize:enableLabs');
 
-        if (!isLabsEnabled && savedObject.vis.type.stage === 'experimental') {
-          return new Embeddable({
-            metadata: {
-              title: savedObject.title,
-            },
-            render: (domNode) => {
-              const template = $(labDisabledTemplate);
-              template.find('.visDisabledLabVisualization__title').text(savedObject.title);
-              $(domNode).html(template);
-            }
-          });
-        } else {
-          return new VisualizeEmbeddable({
-            onEmbeddableStateChanged,
-            savedVisualization: savedObject,
-            editUrl,
-            loader,
-          });
-        }
-      });
+      if (!isLabsEnabled && savedObject.vis.type.stage === 'experimental') {
+        return new Embeddable({
+          metadata: {
+            title: savedObject.title,
+          },
+          render: domNode => {
+            const template = $(labDisabledTemplate);
+            template.find('.visDisabledLabVisualization__title').text(savedObject.title);
+            $(domNode).html(template);
+          },
+        });
+      } else {
+        return new VisualizeEmbeddable({
+          onEmbeddableStateChanged,
+          savedVisualization: savedObject,
+          editUrl,
+          loader,
+        });
+      }
+    });
   }
 }

src/ui/public/embeddable/embeddable_factory.ts

@@ -20,6 +20,8 @@
 import { Embeddable } from './embeddable';
 import { EmbeddableState } from './types';
 
+export type OnEmbeddableStateChanged = (embeddableStateChanges: EmbeddableState) => void;
+
 /**
  * The EmbeddableFactory creates and initializes an embeddable instance
  */
@@ -35,6 +37,6 @@ export abstract class EmbeddableFactory {
    */
   public abstract create(
     containerMetadata: { id: string },
-    onEmbeddableStateChanged: (embeddableStateChanges: EmbeddableState) => void
+    onEmbeddableStateChanged: OnEmbeddableStateChanged
   ): Promise<Embeddable>;
 }

src/ui/public/embeddable/types.ts

@@ -22,9 +22,13 @@ export interface TimeRange {
   from: string;
 }
 
+export interface FilterMeta {
+  disabled: boolean;
+}
+
 // TODO: Filter object representation needs to be fleshed out.
 export interface Filter {
-  meta: object;
+  meta: FilterMeta;
   query: object;
 }
 
@@ -39,6 +43,9 @@ export interface Query {
   language: QueryLanguageType;
   query: string;
 }
+export interface EmbeddableCustomization {
+  [key: string]: object | string;
+}
 
 export interface ContainerState {
   // 'view' or 'edit'. Should probably be an enum but I'm undecided where to define it, here or in dashboard code.
@@ -51,7 +58,7 @@ export interface ContainerState {
   query: Query;
 
   // The shape will be up to the embeddable type.
-  embeddableCustomization?: object;
+  embeddableCustomization?: EmbeddableCustomization;
 
   /**
    * Whether or not panel titles are hidden. It is not the embeddable's responsibility to hide the title (the container
@@ -77,9 +84,9 @@ export interface EmbeddableState {
    * Any customization data that should be stored at the panel level. For
    * example, pie slice colors, or custom per panel sort order or columns.
    */
-  customization: object;
+  customization?: object;
   /**
    * A possible filter the embeddable wishes dashboard to apply.
    */
-  stagedFilter: object;
+  stagedFilter?: object;
 }

src/ui/public/persisted_state/persisted_state.d.ts

@@ -18,5 +18,12 @@
  */
 
 // It's currenty hard to properly type PersistedState, since it dynamically
-// inherits the class passed into the constructor.
-export type PersistedState = any;
+// inherits the class passed into the constructor.  These typings are really pretty bad
+// but needed in the short term to make incremental progress elsewhere. Can't even
+// just use `any` since then typescript complains about using PersistedState as a
+// constructor.
+export class PersistedState {
+  constructor(value?: any, path?: any, EmitterClass?: any);
+  // method you want typed so far
+  [prop: string]: any;
+}

src/ui/public/vis/request_handlers/request_handlers.d.ts

@@ -33,7 +33,7 @@ export interface RequestHandlerParams {
   filters?: Filters;
   forceFetch: boolean;
   queryFilter: QueryFilter;
-  uiState: PersistedState;
+  uiState?: PersistedState;
   partialRows?: boolean;
   inspectorAdapters?: Adapters;
   isHierarchical?: boolean;