chore: retire the Electron-side subtitle script

electron/electron-env.d.ts

@@ -305,14 +305,6 @@ interface Window {
 			projectState: unknown;
 			logs: string[];
 		}) => Promise<{ success: boolean; path?: string; canceled?: boolean; error?: string }>;
-		generateSubtitles: (
-			videoPath: string,
-			lang?: string,
-		) => Promise<{
-			success: boolean;
-			subtitles?: Array<{ id: string; startMs: number; endMs: number; text: string }>;
-			error?: string;
-		}>;
 	};
 }
 

electron/ipc/handlers.ts

@@ -1,4 +1,4 @@
-import { type ChildProcessWithoutNullStreams, execFile, spawn } from "node:child_process";
+import { type ChildProcessWithoutNullStreams, spawn } from "node:child_process";
 import { EventEmitter } from "node:events";
 import { constants as fsConstants } from "node:fs";
 import fs from "node:fs/promises";
@@ -3073,65 +3073,6 @@ export function registerIpcHandlers(
 		},
 	);
 
-	ipcMain.handle("generate-subtitles", async (_, videoPath: string, lang = "pt") => {
-		const scriptPath = path.join(app.getAppPath(), "scripts", "extract-subtitles.mjs");
-		try {
-			await fs.access(scriptPath);
-		} catch {
-			return { success: false, error: "extract-subtitles.mjs script not found" };
-		}
-
-		const nodeBin = process.env.NODE_BINARY || (process.platform === "win32" ? "node.exe" : "node");
-
-		return new Promise<{
-			success: boolean;
-			subtitles?: Array<{ id: string; startMs: number; endMs: number; text: string }>;
-			error?: string;
-		}>((resolve) => {
-			const child = execFile(
-				nodeBin,
-				[scriptPath, videoPath, "--json", "--lang", lang],
-				{
-					maxBuffer: 10 * 1024 * 1024,
-					timeout: 300_000,
-					cwd: app.getAppPath(),
-				},
-				(error, stdout, stderr) => {
-					if (error) {
-						console.error("Subtitle generation error:", stderr || error.message);
-						resolve({ success: false, error: error.message });
-						return;
-					}
-					try {
-						const jsonStart = stdout.indexOf("{");
-						const jsonEnd = stdout.lastIndexOf("}");
-						if (jsonStart === -1 || jsonEnd === -1) {
-							resolve({ success: false, error: "No JSON output from script" });
-							return;
-						}
-						const config = JSON.parse(stdout.slice(jsonStart, jsonEnd + 1));
-						const items = config?.subtitles?.items ?? [];
-						const FPS = 30;
-						const subtitles = items.map(
-							(item: { text: string; startFrame: number; endFrame: number }, idx: number) => ({
-								id: `sub-${idx + 1}`,
-								startMs: Math.round((item.startFrame / FPS) * 1000),
-								endMs: Math.round((item.endFrame / FPS) * 1000),
-								text: item.text,
-							}),
-						);
-						resolve({ success: true, subtitles });
-					} catch (parseError) {
-						resolve({ success: false, error: `Failed to parse output: ${String(parseError)}` });
-					}
-				},
-			);
-			child.stderr?.on("data", (data) => {
-				console.log("[subtitle-gen]", String(data).trim());
-			});
-		});
-	});
-
 	registerNativeBridgeHandlers({
 		getPlatform: () => process.platform,
 		getCurrentProjectPath: () => currentProjectPath,

electron/preload.ts

@@ -247,9 +247,6 @@ contextBridge.exposeInMainWorld("electronAPI", {
 	}) => {
 		return ipcRenderer.invoke("save-diagnostic", payload);
 	},
-	generateSubtitles: (videoPath: string, lang?: string) => {
-		return ipcRenderer.invoke("generate-subtitles", videoPath, lang ?? "pt");
-	},
 	setMicrophoneExpanded: (expanded: boolean) => {
 		ipcRenderer.send("hud:setMicrophoneExpanded", expanded);
 	},

package.json

@@ -119,8 +119,7 @@
 		"vite": "^7.3.2",
 		"vite-plugin-electron": "^0.29.1",
 		"vite-plugin-electron-renderer": "^0.14.6",
-		"vitest": "^4.1.4",
-		"wavefile": "^11.0.0"
+		"vitest": "^4.1.4"
 	},
 	"main": "dist-electron/main.js",
 	"lint-staged": {