Add desktop save function

source/Electron/Electron.ts

@@ -1,6 +1,7 @@
-import { app, BrowserWindow, ipcMain } from "electron";
+import { app, BrowserWindow, ipcMain, dialog } from "electron";
 import { Service } from "@Service/Service";
 import { join as pathJoin } from "path";
+import { writeFile } from "fs";
 const ENV = process.env ?? {};
 
 class ElectronApp {
@@ -55,6 +56,7 @@ class ElectronApp {
 		this.simulatorWindow.loadURL(this.serviceUrl + (ENV.LIVING_TOGETHER_WEB_PATH ?? "/resources/app.asar/"));
 
 		this.handelSimulatorWindowBehavior();
+		this.handelFileChange();
 
 		app.on('window-all-closed', function () {
 			if (process.platform !== 'darwin') app.quit()
@@ -90,6 +92,56 @@ class ElectronApp {
 		this.simulatorWindow?.on("maximize", sendWindowsChangeMessage);
 		this.simulatorWindow?.on("unmaximize", sendWindowsChangeMessage);
 	}
+
+	private handelFileChange() {
+
+		// 文件保存
+		const saveFile = async (path: string, text: string) => {
+			return new Promise((r) => {
+				writeFile(path ?? "", text, {}, (e) => {
+					this.simulatorWindow?.webContents.send(
+						"windows.EndFileSave",
+						(path.match(/.+(\/|\\)(.+)$/) ?? [])[2],
+						path, !e
+					);
+					r(undefined);
+				});
+			})
+		};
+
+		// 处理文件保存事件
+		ipcMain.on("windows.fileSave",
+			(_, text: string, name: string, title: string, button: string, url?: string) => {
+
+				// 如果没有路径，询问新的路径
+				if (url) {
+					saveFile(url, text);
+				}
+
+				// 询问保存位置
+				else {
+					dialog.showSaveDialog(this.simulatorWindow!, {
+						title: title,
+						buttonLabel: button,
+						filters: [
+							{ name: name, extensions: ["ltss"] }
+						]
+					}).then(res => {
+
+						// 用户选择后继续保存
+						if (!res.canceled && res.filePath) {
+							saveFile(res.filePath, text);
+						} else {
+							this.simulatorWindow?.webContents.send(
+								"windows.EndFileSave",
+								undefined, undefined, false
+							);
+						}
+					});
+				}
+			}
+		);
+	}
 }
 
 new ElectronApp().runMainThread();

source/Electron/SimulatorAPI.ts

@@ -2,6 +2,7 @@ import { Emitter } from "@Model/Emitter";
 
 type IApiEmitterEvent = {
 	windowsSizeStateChange: void;
+	fileSave: {success: boolean, name: string, url: string};
 }
 
 interface ISimulatorAPI extends Emitter<IApiEmitterEvent> {
@@ -30,6 +31,11 @@ interface ISimulatorAPI extends Emitter<IApiEmitterEvent> {
 	 * 是否处于最大化状态
 	 */
 	minimize: () => void;
+
+	/**
+	 * 存档
+	 */
+	fileSave: (text: string, name: string, title: string, button: string, url?: string) => void;
 }
 
 export { ISimulatorAPI, IApiEmitterEvent }

source/Electron/SimulatorWindow.ts

@@ -1,23 +1,11 @@
 import { contextBridge, ipcRenderer } from "electron";
-import { ISimulatorAPI } from "@Electron/SimulatorAPI"
+import { ISimulatorAPI } from "@Electron/SimulatorAPI";
 
-const emitterMap: Array<[key: string, value: Function[]]> = [];
-const queryEmitter = (key: string) => {
-	let res: (typeof emitterMap)[0] | undefined;
-	emitterMap.forEach((item) => {
-		if (item[0] === key) res = item;
-	});
+const emitterMap: { fn?: Function } = { fn: undefined };
 
-	if (res) {
-		if (Array.isArray(res[1])) return res[1];
-		res[1] = [];
-		return res[1];
-	}
-
-	else {
-		res = [key, []];
-		emitterMap.push(res);
-		return res[1];
+const emit = (type: string, evt?: any) => {
+	if (emitterMap.fn) {
+		emitterMap.fn(type, evt);
 	}
 }
 
@@ -43,22 +31,19 @@ const API: ISimulatorAPI = {
 		ipcRenderer.send("windows.minimize");
 	},
 
-	all: new Map() as any,
-
-	resetAll: () => emitterMap.splice(0),
-	reset: (type) => queryEmitter(type).splice(0),
-	on: (type, handler) => queryEmitter(type).push(handler),
-	off: (type, handler) => {
-		const handlers = queryEmitter(type);
-		handlers.splice(handlers.indexOf(handler!) >>> 0, 1);
+	fileSave(text: string, name: string, title: string, button: string, url?: string) {
+		ipcRenderer.send("windows.fileSave", text, name, title, button, url);
 	},
-	emit: ((type: string, evt: any) => {
-		queryEmitter(type).slice().map((handler: any) => { handler(evt) });
-	}) as any,
-}
+
+	mapEmit: (fn: Function) => { emitterMap.fn = fn },
+} as any;
 
 ipcRenderer.on("windows.windowsSizeStateChange", () => {
-	API.emit("windowsSizeStateChange");
+	emit("windowsSizeStateChange");
+});
+
+ipcRenderer.on("windows.EndFileSave", (_, name: string, url: string, success: boolean) => {
+	emit("fileSave", {name, url, success});
 });
 
 contextBridge.exposeInMainWorld("API", API);