feat: 优化桌面文件默认保存路径

apps/desktop/src/desktop-application-controller.ts

@@ -75,6 +75,7 @@ import {
   type WindowState
 } from "./window-state.js";
 import { getWindowCloseDecision } from "./window-close-policy.js";
+import { SaveLocationStore } from "./save-location-state.js";
 
 const DEFAULT_WINDOW_SIZE = { width: 1440, height: 960 };
 const MINIMUM_WINDOW_SIZE = { width: 1024, height: 720 };
@@ -113,6 +114,8 @@ export interface DesktopApplicationControllerOptions {
   iconPath: string;
   themeDirectory: string;
   windowStatePath: string;
+  saveLocationStatePath: string;
+  documentsDirectory: string;
 }
 
 function focusWindow(window: BrowserWindow) {
@@ -134,6 +137,7 @@ export class DesktopApplicationController {
   readonly #iconPath: string;
   readonly #themeDirectory: string;
   readonly #windowStatePath: string;
+  readonly #saveLocationStore: SaveLocationStore;
   readonly #pdfGenerator: ElectronPdfGenerator;
   readonly #docxExportService: DocxExportService;
   readonly #docxMediaEngine: ElectronDocxMediaEngine;
@@ -153,6 +157,10 @@ export class DesktopApplicationController {
     this.#iconPath = options.iconPath;
     this.#themeDirectory = options.themeDirectory;
     this.#windowStatePath = options.windowStatePath;
+    this.#saveLocationStore = new SaveLocationStore(
+      options.saveLocationStatePath,
+      options.documentsDirectory
+    );
     this.#pdfGenerator = new ElectronPdfGenerator({
       renderUrl: options.renderUrl,
       preloadPath: options.pdfPreloadPath
@@ -181,12 +189,22 @@ export class DesktopApplicationController {
   }
 
   async initialize() {
-    this.#savedWindowState = await loadWindowState(
-      this.#windowStatePath
-    );
+    const [savedWindowState] = await Promise.all([
+      loadWindowState(this.#windowStatePath),
+      this.#saveLocationStore.initialize()
+    ]);
+    this.#savedWindowState = savedWindowState;
     this.#registerIpcHandlers();
   }
 
+  async #recordSuccessfulFile(filePath: string) {
+    await this.#saveLocationStore
+      .recordSuccessfulFile(filePath)
+      .catch((error: unknown) => {
+        console.warn("无法持久化最近保存目录", error);
+      });
+  }
+
   async createWindow(filePath?: string) {
     let pendingSnapshot: MarkdownFileSnapshot | undefined;
     if (filePath) {
@@ -733,9 +751,10 @@ export class DesktopApplicationController {
               ? "另存为 Markdown"
               : "保存 Markdown",
             defaultPath:
-              forceSaveAs && session.currentFilePath
-                ? session.currentFilePath
-                : path.join(app.getPath("documents"), suggestedName),
+              await this.#saveLocationStore.resolveDefaultPath(
+                session.currentFilePath,
+                suggestedName
+              ),
             filters: [
               {
                 name: "Markdown 文件",
@@ -788,6 +807,7 @@ export class DesktopApplicationController {
           throw new Error("该 Markdown 已在另一个窗口中打开");
         }
         this.#commitSnapshot(session, snapshot);
+        await this.#recordSuccessfulFile(targetPath);
         return { fileName: snapshot.document.fileName };
       };
 
@@ -905,16 +925,18 @@ export class DesktopApplicationController {
           : `${path.basename(unsafeFileName)}.pdf`;
         const selection = await dialog.showSaveDialog(session.window, {
           title: "导出 PDF",
-          defaultPath: path.join(
-            app.getPath("documents"),
-            suggestedName
-          ),
+          defaultPath:
+            await this.#saveLocationStore.resolveDefaultPath(
+              session.currentFilePath,
+              suggestedName
+            ),
           filters: [{ name: "PDF 文件", extensions: ["pdf"] }]
         });
         if (selection.canceled || !selection.filePath) {
           return false;
         }
         await writeFile(selection.filePath, unsafePdf);
+        await this.#recordSuccessfulFile(selection.filePath);
         return true;
       }
     );
@@ -971,10 +993,11 @@ export class DesktopApplicationController {
             session.window,
             {
               title: "导出 DOCX",
-              defaultPath: path.join(
-                app.getPath("documents"),
-                generated.fileName
-              ),
+              defaultPath:
+                await this.#saveLocationStore.resolveDefaultPath(
+                  session.currentFilePath,
+                  generated.fileName
+                ),
               filters: [
                 {
                   name: "Word 文档",
@@ -996,6 +1019,7 @@ export class DesktopApplicationController {
             selection.filePath,
             generated.docx
           );
+          await this.#recordSuccessfulFile(saved.targetPath);
           return {
             ok: true,
             saved: true,