[codex] Make Windows mpv shortcut self-contained (#40)

src/config/config.test.ts

@@ -2138,7 +2138,7 @@ test('template generator includes known keys', () => {
   );
   assert.match(
     output,
-    /"primarySubLanguages": \[\s*"ja",\s*"jpn"\s*\],? \/\/ Comma-separated primary subtitle language priority for YouTube auto-loading\./,
+    /"primarySubLanguages": \[\s*"ja",\s*"jpn"\s*\],? \/\/ Comma-separated primary subtitle language priority for managed subtitle auto-selection\./,
   );
   assert.doesNotMatch(output, /"mode": "automatic"/);
   assert.doesNotMatch(output, /"fixWithAi": false/);

src/config/definitions.ts

@@ -35,7 +35,7 @@ const {
   startupWarmups,
   auto_start_overlay,
 } = CORE_DEFAULT_CONFIG;
-const { ankiConnect, jimaku, anilist, yomitan, jellyfin, discordPresence, ai, youtubeSubgen } =
+const { ankiConnect, jimaku, anilist, mpv, yomitan, jellyfin, discordPresence, ai, youtubeSubgen } =
   INTEGRATIONS_DEFAULT_CONFIG;
 const { subtitleStyle, subtitleSidebar } = SUBTITLE_DEFAULT_CONFIG;
 const { immersionTracking } = IMMERSION_DEFAULT_CONFIG;
@@ -60,6 +60,7 @@ export const DEFAULT_CONFIG: ResolvedConfig = {
   auto_start_overlay,
   jimaku,
   anilist,
+  mpv,
   yomitan,
   jellyfin,
   discordPresence,

src/config/definitions/defaults-integrations.ts

@@ -5,6 +5,7 @@ export const INTEGRATIONS_DEFAULT_CONFIG: Pick<
   | 'ankiConnect'
   | 'jimaku'
   | 'anilist'
+  | 'mpv'
   | 'yomitan'
   | 'jellyfin'
   | 'discordPresence'
@@ -90,6 +91,9 @@ export const INTEGRATIONS_DEFAULT_CONFIG: Pick<
     languagePreference: 'ja',
     maxEntryResults: 10,
   },
+  mpv: {
+    executablePath: '',
+  },
   anilist: {
     enabled: false,
     accessToken: '',

src/config/definitions/domain-registry.test.ts

@@ -28,6 +28,7 @@ test('config option registry includes critical paths and has unique entries', ()
     'ankiConnect.enabled',
     'anilist.characterDictionary.enabled',
     'anilist.characterDictionary.collapsibleSections.description',
+    'mpv.executablePath',
     'yomitan.externalProfilePath',
     'immersionTracking.enabled',
   ]) {
@@ -48,6 +49,7 @@ test('config template sections include expected domains and unique keys', () =>
     'subtitleStyle',
     'ankiConnect',
     'yomitan',
+    'mpv',
     'immersionTracking',
   ];
 

src/config/definitions/options-core.ts

@@ -87,7 +87,8 @@ export function buildCoreConfigOptionRegistry(
       path: 'youtube.primarySubLanguages',
       kind: 'string',
       defaultValue: defaultConfig.youtube.primarySubLanguages.join(','),
-      description: 'Comma-separated primary subtitle language priority for YouTube auto-loading.',
+      description:
+        'Comma-separated primary subtitle language priority for managed subtitle auto-selection.',
     },
     {
       path: 'controller.enabled',

src/config/definitions/options-integrations.ts

@@ -238,6 +238,13 @@ export function buildIntegrationConfigOptionRegistry(
       description:
         'Optional external Yomitan Electron profile path to use in read-only mode for shared dictionaries/settings. Example: ~/.config/gsm_overlay',
     },
+    {
+      path: 'mpv.executablePath',
+      kind: 'string',
+      defaultValue: defaultConfig.mpv.executablePath,
+      description:
+        'Optional absolute path to mpv.exe for Windows launch flows. Leave empty to auto-discover from SUBMINER_MPV_PATH or PATH.',
+    },
     {
       path: 'jellyfin.enabled',
       kind: 'boolean',

src/config/definitions/template-sections.ts

@@ -74,7 +74,7 @@ const CORE_TEMPLATE_SECTIONS: ConfigTemplateSection[] = [
     title: 'Secondary Subtitles',
     description: [
       'Dual subtitle track options.',
-      'Used by the YouTube subtitle loading flow as secondary language preferences.',
+      'Used by managed subtitle loading as secondary language preferences for local and YouTube playback.',
     ],
     notes: ['Hot-reload: defaultMode updates live while SubMiner is running.'],
     key: 'secondarySub',
@@ -131,7 +131,9 @@ const INTEGRATION_TEMPLATE_SECTIONS: ConfigTemplateSection[] = [
   },
   {
     title: 'YouTube Playback Settings',
-    description: ['Defaults for SubMiner YouTube subtitle loading and languages.'],
+    description: [
+      'Defaults for managed subtitle language preferences and YouTube subtitle loading.',
+    ],
     key: 'youtube',
   },
   {
@@ -153,6 +155,14 @@ const INTEGRATION_TEMPLATE_SECTIONS: ConfigTemplateSection[] = [
     ],
     key: 'yomitan',
   },
+  {
+    title: 'MPV Launcher',
+    description: [
+      'Optional mpv.exe override for Windows playback entry points.',
+      'Leave mpv.executablePath blank to auto-discover mpv.exe from SUBMINER_MPV_PATH or PATH.',
+    ],
+    key: 'mpv',
+  },
   {
     title: 'Jellyfin',
     description: [

src/config/resolve/integrations.test.ts

@@ -0,0 +1,31 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { resolveConfig } from '../resolve';
+
+test('resolveConfig trims configured mpv executable path', () => {
+  const { resolved, warnings } = resolveConfig({
+    mpv: {
+      executablePath: '  C:\\Program Files\\mpv\\mpv.exe  ',
+    },
+  });
+
+  assert.equal(resolved.mpv.executablePath, 'C:\\Program Files\\mpv\\mpv.exe');
+  assert.deepEqual(warnings, []);
+});
+
+test('resolveConfig warns for invalid mpv executable path type', () => {
+  const { resolved, warnings } = resolveConfig({
+    mpv: {
+      executablePath: 42 as never,
+    },
+  });
+
+  assert.equal(resolved.mpv.executablePath, '');
+  assert.equal(warnings.length, 1);
+  assert.deepEqual(warnings[0], {
+    path: 'mpv.executablePath',
+    value: 42,
+    fallback: '',
+    message: 'Expected string.',
+  });
+});

src/config/resolve/integrations.ts

@@ -228,6 +228,22 @@ export function applyIntegrationConfig(context: ResolveContext): void {
     warn('yomitan', src.yomitan, resolved.yomitan, 'Expected object.');
   }
 
+  if (isObject(src.mpv)) {
+    const executablePath = asString(src.mpv.executablePath);
+    if (executablePath !== undefined) {
+      resolved.mpv.executablePath = executablePath.trim();
+    } else if (src.mpv.executablePath !== undefined) {
+      warn(
+        'mpv.executablePath',
+        src.mpv.executablePath,
+        resolved.mpv.executablePath,
+        'Expected string.',
+      );
+    }
+  } else if (src.mpv !== undefined) {
+    warn('mpv', src.mpv, resolved.mpv, 'Expected object.');
+  }
+
   if (isObject(src.jellyfin)) {
     const enabled = asBoolean(src.jellyfin.enabled);
     if (enabled !== undefined) {