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Filip Andrzej Kaminski
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Filip Andrzej Kaminski
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Mar 21, 2024
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144 changes: 144 additions & 0 deletions
144
packages/vscode-extension/src/panels/PreviewWebviewController.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| import { Webview, Disposable, window } from "vscode"; | ||
| import { DependencyChecker } from "../dependency/DependencyChecker"; | ||
| import { DependencyInstaller } from "../dependency/DependencyInstaller"; | ||
| import { DeviceManager } from "../devices/DeviceManager"; | ||
| import { Project } from "../project/project"; | ||
| import { openExternalUrl } from "../utilities/vsc"; | ||
| import { Logger } from "../Logger"; | ||
| import { extensionContext } from "../utilities/extensionContext"; | ||
|
|
||
| export class PreviewWebviewController implements Disposable { | ||
| private readonly dependencyChecker: DependencyChecker; | ||
| private readonly dependencyInstaller: DependencyInstaller; | ||
| private readonly deviceManager: DeviceManager; | ||
| public readonly project: Project; | ||
| private disposables: Disposable[] = []; | ||
|
|
||
| private followEnabled = false; | ||
|
|
||
| private readonly callableObjects: Map<string, object>; | ||
|
|
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| constructor(private webview: Webview) { | ||
| // Set an event listener to listen for messages passed from the webview context | ||
| this._setWebviewMessageListener(webview); | ||
|
|
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| // Set the manager to listen and change the persisting storage for the extension. | ||
| this.dependencyChecker = new DependencyChecker(webview); | ||
| this.dependencyChecker.setWebviewMessageListener(); | ||
|
|
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| this.dependencyInstaller = new DependencyInstaller(webview); | ||
| this.dependencyInstaller.setWebviewMessageListener(); | ||
|
|
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| this._setupEditorListeners(); | ||
|
|
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| this.deviceManager = new DeviceManager(); | ||
| this.project = new Project(this.deviceManager); | ||
|
|
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| this.disposables.push( | ||
| this.dependencyChecker, | ||
| this.dependencyInstaller, | ||
| this.deviceManager, | ||
| this.project | ||
| ); | ||
|
|
||
| this.callableObjects = new Map([ | ||
| ["DeviceManager", this.deviceManager as object], | ||
| ["Project", this.project as object], | ||
| ]); | ||
| } | ||
|
|
||
| public dispose() { | ||
| // Dispose of all disposables (i.e. commands) for the current webview | ||
| while (this.disposables.length) { | ||
| const disposable = this.disposables.pop(); | ||
| if (disposable) { | ||
| disposable.dispose(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private _setWebviewMessageListener(webview: Webview) { | ||
| webview.onDidReceiveMessage( | ||
| (message: any) => { | ||
| const command = message.command; | ||
|
|
||
| if (message.method !== "dispatchTouch") { | ||
| Logger.log("Message from webview", message); | ||
| } | ||
|
|
||
| switch (command) { | ||
| case "call": | ||
| this.handleRemoteCall(message); | ||
| return; | ||
| case "openExternalUrl": | ||
| openExternalUrl(message.url); | ||
| return; | ||
| case "stopFollowing": | ||
| this.followEnabled = false; | ||
| return; | ||
| case "startFollowing": | ||
| this.followEnabled = true; | ||
| return; | ||
| } | ||
| }, | ||
| undefined, | ||
| this.disposables | ||
| ); | ||
| } | ||
|
|
||
| private handleRemoteCall(message: any) { | ||
| const { object, method, args, callId } = message; | ||
| const callableObject = this.callableObjects.get(object); | ||
| if (callableObject && method in callableObject) { | ||
| const argsWithCallbacks = args.map((arg: any) => { | ||
| if (typeof arg === "object" && "__callbackId" in arg) { | ||
| const callbackId = arg.__callbackId; | ||
| return (...args: any[]) => { | ||
| this.webview.postMessage({ | ||
| command: "callback", | ||
| callbackId, | ||
| args, | ||
| }); | ||
| }; | ||
| } else { | ||
| return arg; | ||
| } | ||
| }); | ||
| // @ts-ignore | ||
| const result = callableObject[method](...argsWithCallbacks); | ||
| if (result instanceof Promise) { | ||
| result | ||
| .then((result) => { | ||
| this.webview.postMessage({ | ||
| command: "callResult", | ||
| callId, | ||
| result, | ||
| }); | ||
| }) | ||
| .catch((error) => { | ||
| this.webview.postMessage({ | ||
| command: "callResult", | ||
| callId, | ||
| error, | ||
| }); | ||
| }); | ||
| } else { | ||
| this.webview.postMessage({ | ||
| command: "callResult", | ||
| callId, | ||
| result, | ||
| }); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private _setupEditorListeners() { | ||
| extensionContext.subscriptions.push( | ||
| window.onDidChangeActiveTextEditor((editor) => { | ||
| if (editor) { | ||
| this.project.onActiveFileChange(editor.document.fileName, this.followEnabled); | ||
| } | ||
| }) | ||
| ); | ||
| } | ||
| } |
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