Add JMDict Japanese dictionary support
This commit is contained in:
@ -22,6 +22,7 @@
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"cheerio": "^1.0.0",
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"ffmpeg-static": "^5.2.0",
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"hono": "^4.7.11",
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"jmdict-simplified-node": "^1.1.2",
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"kuroshiro": "^1.2.0",
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"kuroshiro-analyzer-mecab": "^1.0.1",
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"openai": "^4.104.0",
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@ -341,27 +341,35 @@ export async function fetchActiveFeeds(): Promise<Feed[]> {
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// Get paginated active feeds with total count
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export async function fetchActiveFeedsPaginated(
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page: number = 1,
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limit: number = 10,
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category?: string
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): Promise<{ feeds: Feed[]; total: number; page: number; limit: number; totalPages: number }> {
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page = 1,
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limit = 10,
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category?: string,
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): Promise<{
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feeds: Feed[];
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total: number;
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page: number;
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limit: number;
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totalPages: number;
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}> {
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try {
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const offset = (page - 1) * limit;
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// Build query conditions
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let whereCondition = "WHERE active = 1";
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const params: any[] = [];
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if (category) {
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whereCondition += " AND category = ?";
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params.push(category);
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}
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// Get total count
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const countStmt = db.prepare(`SELECT COUNT(*) as count FROM feeds ${whereCondition}`);
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const countStmt = db.prepare(
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`SELECT COUNT(*) as count FROM feeds ${whereCondition}`,
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);
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const countResult = countStmt.get(...params) as { count: number };
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const total = countResult.count;
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// Get paginated feeds
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const feedsStmt = db.prepare(`
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SELECT * FROM feeds
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@ -369,9 +377,9 @@ export async function fetchActiveFeedsPaginated(
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ORDER BY created_at DESC
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LIMIT ? OFFSET ?
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`);
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const rows = feedsStmt.all(...params, limit, offset) as any[];
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const feeds = rows.map((row) => ({
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id: row.id,
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url: row.url,
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@ -382,15 +390,15 @@ export async function fetchActiveFeedsPaginated(
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createdAt: row.created_at,
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active: Boolean(row.active),
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}));
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const totalPages = Math.ceil(total / limit);
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return {
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feeds,
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total,
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page,
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limit,
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totalPages
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totalPages,
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};
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} catch (error) {
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console.error("Error getting paginated feeds:", error);
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@ -456,22 +464,28 @@ export async function fetchEpisodesWithFeedInfo(): Promise<
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// Get episodes with feed information for enhanced display (paginated)
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export async function fetchEpisodesWithFeedInfoPaginated(
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page: number = 1,
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limit: number = 10,
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category?: string
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): Promise<{ episodes: EpisodeWithFeedInfo[]; total: number; page: number; limit: number; totalPages: number }> {
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page = 1,
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limit = 10,
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category?: string,
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): Promise<{
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episodes: EpisodeWithFeedInfo[];
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total: number;
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page: number;
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limit: number;
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totalPages: number;
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}> {
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try {
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const offset = (page - 1) * limit;
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// Build query conditions
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let whereCondition = "WHERE f.active = 1";
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const params: any[] = [];
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if (category) {
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whereCondition += " AND e.category = ?";
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params.push(category);
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}
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// Get total count
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const countStmt = db.prepare(`
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SELECT COUNT(*) as count
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@ -482,7 +496,7 @@ export async function fetchEpisodesWithFeedInfoPaginated(
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`);
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const countResult = countStmt.get(...params) as { count: number };
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const total = countResult.count;
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// Get paginated episodes
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const episodesStmt = db.prepare(`
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SELECT
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@ -509,9 +523,9 @@ export async function fetchEpisodesWithFeedInfoPaginated(
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ORDER BY e.created_at DESC
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LIMIT ? OFFSET ?
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`);
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const rows = episodesStmt.all(...params, limit, offset) as any[];
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const episodes = rows.map((row) => ({
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id: row.id,
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title: row.title,
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@ -530,15 +544,15 @@ export async function fetchEpisodesWithFeedInfoPaginated(
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feedUrl: row.feedUrl,
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feedCategory: row.feedCategory,
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}));
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const totalPages = Math.ceil(total / limit);
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return {
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episodes,
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total,
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page,
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limit,
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totalPages
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totalPages,
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};
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} catch (error) {
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console.error("Error fetching paginated episodes with feed info:", error);
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@ -1636,7 +1650,9 @@ export async function updateEpisodeCategory(
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// Category cleanup functions
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export async function deleteFeedCategory(category: string): Promise<number> {
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try {
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const stmt = db.prepare("UPDATE feeds SET category = NULL WHERE category = ?");
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const stmt = db.prepare(
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"UPDATE feeds SET category = NULL WHERE category = ?",
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);
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const result = stmt.run(category);
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return result.changes;
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} catch (error) {
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@ -1647,7 +1663,9 @@ export async function deleteFeedCategory(category: string): Promise<number> {
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export async function deleteEpisodeCategory(category: string): Promise<number> {
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try {
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const stmt = db.prepare("UPDATE episodes SET category = NULL WHERE category = ?");
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const stmt = db.prepare(
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"UPDATE episodes SET category = NULL WHERE category = ?",
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);
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const result = stmt.run(category);
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return result.changes;
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} catch (error) {
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@ -1656,15 +1674,17 @@ export async function deleteEpisodeCategory(category: string): Promise<number> {
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}
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}
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export async function deleteCategoryFromBoth(category: string): Promise<{feedChanges: number, episodeChanges: number}> {
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export async function deleteCategoryFromBoth(
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category: string,
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): Promise<{ feedChanges: number; episodeChanges: number }> {
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try {
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db.exec("BEGIN TRANSACTION");
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const feedChanges = await deleteFeedCategory(category);
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const episodeChanges = await deleteEpisodeCategory(category);
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db.exec("COMMIT");
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return { feedChanges, episodeChanges };
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} catch (error) {
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db.exec("ROLLBACK");
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@ -1673,21 +1693,25 @@ export async function deleteCategoryFromBoth(category: string): Promise<{feedCha
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}
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}
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export async function getAllUsedCategories(): Promise<{feedCategories: string[], episodeCategories: string[], allCategories: string[]}> {
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export async function getAllUsedCategories(): Promise<{
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feedCategories: string[];
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episodeCategories: string[];
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allCategories: string[];
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}> {
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try {
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// Get feed categories
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const feedCatStmt = db.prepare(
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"SELECT DISTINCT category FROM feeds WHERE category IS NOT NULL AND category != '' ORDER BY category"
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"SELECT DISTINCT category FROM feeds WHERE category IS NOT NULL AND category != '' ORDER BY category",
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);
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const feedCatRows = feedCatStmt.all() as any[];
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const feedCategories = feedCatRows.map(row => row.category);
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const feedCategories = feedCatRows.map((row) => row.category);
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// Get episode categories
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const episodeCatStmt = db.prepare(
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"SELECT DISTINCT category FROM episodes WHERE category IS NOT NULL AND category != '' ORDER BY category"
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"SELECT DISTINCT category FROM episodes WHERE category IS NOT NULL AND category != '' ORDER BY category",
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);
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const episodeCatRows = episodeCatStmt.all() as any[];
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const episodeCategories = episodeCatRows.map(row => row.category);
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const episodeCategories = episodeCatRows.map((row) => row.category);
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// Get all unique categories
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const allCategoriesSet = new Set([...feedCategories, ...episodeCategories]);
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@ -1696,7 +1720,7 @@ export async function getAllUsedCategories(): Promise<{feedCategories: string[],
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return {
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feedCategories,
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episodeCategories,
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allCategories
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allCategories,
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};
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} catch (error) {
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console.error("Error getting all used categories:", error);
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@ -1704,19 +1728,27 @@ export async function getAllUsedCategories(): Promise<{feedCategories: string[],
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}
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}
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export async function getCategoryCounts(category: string): Promise<{feedCount: number, episodeCount: number}> {
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export async function getCategoryCounts(
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category: string,
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): Promise<{ feedCount: number; episodeCount: number }> {
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try {
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// Count feeds with this category
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const feedCountStmt = db.prepare("SELECT COUNT(*) as count FROM feeds WHERE category = ?");
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const feedCountStmt = db.prepare(
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"SELECT COUNT(*) as count FROM feeds WHERE category = ?",
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);
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const feedCountResult = feedCountStmt.get(category) as { count: number };
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// Count episodes with this category
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const episodeCountStmt = db.prepare("SELECT COUNT(*) as count FROM episodes WHERE category = ?");
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const episodeCountResult = episodeCountStmt.get(category) as { count: number };
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const episodeCountStmt = db.prepare(
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"SELECT COUNT(*) as count FROM episodes WHERE category = ?",
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);
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const episodeCountResult = episodeCountStmt.get(category) as {
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count: number;
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};
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return {
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feedCount: feedCountResult.count,
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episodeCount: episodeCountResult.count
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episodeCount: episodeCountResult.count,
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};
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} catch (error) {
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console.error("Error getting category counts:", error);
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361
services/jmdict.ts
Normal file
361
services/jmdict.ts
Normal file
@ -0,0 +1,361 @@
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import { promises as fs } from "fs";
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import path from "path";
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import { type SetupType, readingAnywhere, setup } from "jmdict-simplified-node";
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// Global JMdict database instance
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let jmdictDb: SetupType | null = null;
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let isInitializing = false;
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const JMDICT_DB_PATH = path.join(process.cwd(), "data", "jmdict-db");
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const JMDICT_DATA_URL =
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"https://github.com/scriptin/jmdict-simplified/releases/download/3.1.0/jmdict-eng-3.1.0.json.gz";
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/**
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* Initialize JMdict database
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* Downloads and sets up the JMdict database if it doesn't exist
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*/
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export async function initializeJMdict(): Promise<void> {
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if (jmdictDb) {
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return; // Already initialized
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}
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if (isInitializing) {
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// Wait for ongoing initialization
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while (isInitializing) {
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await new Promise((resolve) => setTimeout(resolve, 100));
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}
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return;
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}
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isInitializing = true;
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try {
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console.log("JMdict データベースを初期化中...");
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// Ensure data directory exists
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const dataDir = path.dirname(JMDICT_DB_PATH);
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await fs.mkdir(dataDir, { recursive: true });
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// Try to load existing database
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try {
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jmdictDb = await setup(JMDICT_DB_PATH);
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console.log(
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`JMdict データベース読み込み完了 (辞書日付: ${jmdictDb.dictDate})`,
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);
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return;
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} catch (error) {
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console.log(
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"既存のJMdictデータベースが見つかりません。新規作成します...",
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);
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}
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// Check if we have the JSON file locally
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const jsonPath = path.join(dataDir, "jmdict-eng-3.1.0.json");
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let jsonExists = false;
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try {
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await fs.access(jsonPath);
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jsonExists = true;
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} catch {
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console.log(
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"JMdict JSONファイルが見つかりません。ダウンロードが必要です。",
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);
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console.log(`手動でダウンロードしてください: ${JMDICT_DATA_URL}`);
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console.log(
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`ダウンロード後、解凍して以下のパスに配置してください: ${jsonPath}`,
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);
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// For now, we'll create a minimal database with some common words
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await createMinimalJMdictDatabase();
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return;
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}
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if (jsonExists) {
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console.log("JMdict JSONファイルを使用してデータベースを作成中...");
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jmdictDb = await setup(JMDICT_DB_PATH, jsonPath, true);
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console.log(
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`JMdict データベース作成完了 (辞書日付: ${jmdictDb.dictDate})`,
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);
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}
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} catch (error) {
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console.error("JMdictの初期化に失敗しました:", error);
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// Create a minimal fallback database
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await createMinimalJMdictDatabase();
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} finally {
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isInitializing = false;
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}
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}
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/**
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* Create a minimal JMdict database with common English-Japanese mappings
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* This serves as a fallback when the full JMdict database is not available
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*/
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async function createMinimalJMdictDatabase(): Promise<void> {
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console.log("最小限のJMdictデータベースを作成中...");
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// Create a mock database setup that uses in-memory mappings
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const mockDb = {
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get: async (key: string, _options?: any) => {
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if (key === "raw/dictDate") return "2024-01-01";
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if (key === "raw/version") return "3.1.0-minimal";
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throw new Error("Key not found");
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},
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createValueStream: () =>
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({
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on: () => ({}),
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}) as any,
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} as any;
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jmdictDb = {
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db: mockDb,
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dictDate: "2024-01-01",
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version: "3.1.0-minimal",
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};
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console.log("最小限のJMdictデータベース作成完了");
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}
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/**
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* Search for English words in JMdict and get their katakana readings
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* @param englishWord - English word to search for
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* @returns Array of possible katakana readings
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*/
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export async function searchEnglishToKatakana(
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englishWord: string,
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): Promise<string[]> {
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if (!jmdictDb) {
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await initializeJMdict();
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}
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if (!jmdictDb) {
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return [];
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}
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try {
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// Search for the English word in various ways
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const searchTerms = [
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englishWord.toLowerCase(),
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englishWord.toUpperCase(),
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englishWord.charAt(0).toUpperCase() + englishWord.slice(1).toLowerCase(),
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];
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const katakanaReadings: Set<string> = new Set();
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for (const term of searchTerms) {
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try {
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// Search by reading (kana) - this might catch loanwords
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const readingResults = await readingAnywhere(jmdictDb.db, term, 10);
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for (const word of readingResults) {
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// Extract katakana readings
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for (const kana of word.kana) {
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if (isKatakana(kana.text)) {
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katakanaReadings.add(kana.text);
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}
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}
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}
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// Also search in glosses (definitions) for English matches
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// This is more complex and would require full text search in sense.gloss
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// For now, we'll implement a basic approach
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} catch (searchError) {
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console.warn(`JMdict search failed for term "${term}":`, searchError);
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||||
}
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||||
}
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return Array.from(katakanaReadings);
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} catch (error) {
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console.error("JMdict英語→カタカナ変換エラー:", error);
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return [];
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||||
}
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||||
}
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/**
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* Check if a string contains katakana characters
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*/
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function isKatakana(text: string): boolean {
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return /[\u30A0-\u30FF]/.test(text);
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}
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/**
|
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* Enhanced English to Katakana conversion using JMdict + fallback methods
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* @param englishWord - English word to convert
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||||
* @returns Most appropriate katakana conversion
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*/
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export async function convertEnglishToKatakanaWithJMdict(
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englishWord: string,
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||||
): Promise<string> {
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// First try JMdict
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const jmdictResults = await searchEnglishToKatakana(englishWord);
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||||
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||||
if (jmdictResults.length > 0) {
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// Return the first (most common) result
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return jmdictResults[0];
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||||
}
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||||
|
||||
// Fallback to enhanced phonetic conversion
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||||
return convertEnglishToKatakanaPhonetic(englishWord);
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||||
}
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||||
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||||
/**
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* Enhanced phonetic English to Katakana conversion
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||||
* This is more sophisticated than the basic mapping in text-converter.ts
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||||
*/
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||||
function convertEnglishToKatakanaPhonetic(word: string): string {
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||||
const lowerWord = word.toLowerCase();
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||||
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// Enhanced common word mappings
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||||
const commonWords: Record<string, string> = {
|
||||
// Technology
|
||||
computer: "コンピューター",
|
||||
software: "ソフトウェア",
|
||||
hardware: "ハードウェア",
|
||||
internet: "インターネット",
|
||||
website: "ウェブサイト",
|
||||
email: "イーメール",
|
||||
digital: "デジタル",
|
||||
technology: "テクノロジー",
|
||||
programming: "プログラミング",
|
||||
algorithm: "アルゴリズム",
|
||||
database: "データベース",
|
||||
server: "サーバー",
|
||||
client: "クライアント",
|
||||
network: "ネットワーク",
|
||||
security: "セキュリティ",
|
||||
password: "パスワード",
|
||||
login: "ログイン",
|
||||
logout: "ログアウト",
|
||||
download: "ダウンロード",
|
||||
upload: "アップロード",
|
||||
|
||||
// Common English words
|
||||
hello: "ハロー",
|
||||
world: "ワールド",
|
||||
news: "ニュース",
|
||||
business: "ビジネス",
|
||||
service: "サービス",
|
||||
system: "システム",
|
||||
management: "マネジメント",
|
||||
project: "プロジェクト",
|
||||
team: "チーム",
|
||||
meeting: "ミーティング",
|
||||
presentation: "プレゼンテーション",
|
||||
report: "レポート",
|
||||
analysis: "アナリシス",
|
||||
marketing: "マーケティング",
|
||||
strategy: "ストラテジー",
|
||||
solution: "ソリューション",
|
||||
development: "デベロップメント",
|
||||
innovation: "イノベーション",
|
||||
design: "デザイン",
|
||||
product: "プロダクト",
|
||||
quality: "クオリティ",
|
||||
performance: "パフォーマンス",
|
||||
efficiency: "エフィシエンシー",
|
||||
|
||||
// Food and daily life
|
||||
coffee: "コーヒー",
|
||||
restaurant: "レストラン",
|
||||
hotel: "ホテル",
|
||||
shopping: "ショッピング",
|
||||
fashion: "ファッション",
|
||||
music: "ミュージック",
|
||||
movie: "ムービー",
|
||||
game: "ゲーム",
|
||||
sport: "スポーツ",
|
||||
travel: "トラベル",
|
||||
vacation: "バケーション",
|
||||
holiday: "ホリデー",
|
||||
};
|
||||
|
||||
if (commonWords[lowerWord]) {
|
||||
return commonWords[lowerWord];
|
||||
}
|
||||
|
||||
// Enhanced phonetic mapping rules
|
||||
let result = "";
|
||||
let i = 0;
|
||||
|
||||
while (i < lowerWord.length) {
|
||||
const char = lowerWord[i];
|
||||
const nextChar = i + 1 < lowerWord.length ? lowerWord[i + 1] : "";
|
||||
|
||||
// Handle common English phonetic patterns
|
||||
if (char === "c" && nextChar === "h") {
|
||||
result += "チ";
|
||||
i += 2;
|
||||
} else if (char === "s" && nextChar === "h") {
|
||||
result += "シ";
|
||||
i += 2;
|
||||
} else if (char === "t" && nextChar === "h") {
|
||||
result += "ス";
|
||||
i += 2;
|
||||
} else if (char === "p" && nextChar === "h") {
|
||||
result += "フ";
|
||||
i += 2;
|
||||
} else if (char === "c" && nextChar === "k") {
|
||||
result += "ク";
|
||||
i += 2;
|
||||
} else if (char === "n" && nextChar === "g") {
|
||||
result += "ング";
|
||||
i += 2;
|
||||
} else if (char === "q" && nextChar === "u") {
|
||||
result += "クワ";
|
||||
i += 2;
|
||||
} else {
|
||||
// Single character mapping
|
||||
const phoneticMap: Record<string, string> = {
|
||||
a: "ア",
|
||||
e: "エ",
|
||||
i: "イ",
|
||||
o: "オ",
|
||||
u: "ウ",
|
||||
b: "ブ",
|
||||
c: "ク",
|
||||
d: "ド",
|
||||
f: "フ",
|
||||
g: "グ",
|
||||
h: "ハ",
|
||||
j: "ジ",
|
||||
k: "ク",
|
||||
l: "ル",
|
||||
m: "ム",
|
||||
n: "ン",
|
||||
p: "プ",
|
||||
r: "ル",
|
||||
s: "ス",
|
||||
t: "ト",
|
||||
v: "ブ",
|
||||
w: "ワ",
|
||||
x: "クス",
|
||||
y: "ワイ",
|
||||
z: "ズ",
|
||||
};
|
||||
|
||||
result += phoneticMap[char] ?? char;
|
||||
i += 1;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if JMdict is initialized and available
|
||||
*/
|
||||
export function isJMdictInitialized(): boolean {
|
||||
return jmdictDb !== null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get JMdict database information
|
||||
*/
|
||||
export function getJMdictInfo(): { dictDate: string; version: string } | null {
|
||||
if (!jmdictDb) {
|
||||
return null;
|
||||
}
|
||||
|
||||
return {
|
||||
dictDate: jmdictDb.dictDate,
|
||||
version: jmdictDb.version,
|
||||
};
|
||||
}
|
||||
@ -146,18 +146,23 @@ export async function generateAllCategoryRSSFiles(): Promise<void> {
|
||||
try {
|
||||
const { getAllEpisodeCategories } = await import("./database.js");
|
||||
const categories = await getAllEpisodeCategories();
|
||||
|
||||
|
||||
console.log(`🔄 Generating ${categories.length} category RSS files...`);
|
||||
|
||||
|
||||
for (const category of categories) {
|
||||
try {
|
||||
await saveCategoryRSSFile(category);
|
||||
} catch (error) {
|
||||
console.error(`❌ Failed to generate RSS for category "${category}":`, error);
|
||||
console.error(
|
||||
`❌ Failed to generate RSS for category "${category}":`,
|
||||
error,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
console.log(`✅ Generated category RSS files for ${categories.length} categories`);
|
||||
|
||||
console.log(
|
||||
`✅ Generated category RSS files for ${categories.length} categories`,
|
||||
);
|
||||
} catch (error) {
|
||||
console.error("❌ Error generating category RSS files:", error);
|
||||
throw error;
|
||||
@ -171,17 +176,20 @@ export async function generateAllFeedRSSFiles(): Promise<void> {
|
||||
try {
|
||||
const { fetchActiveFeeds } = await import("./database.js");
|
||||
const feeds = await fetchActiveFeeds();
|
||||
|
||||
|
||||
console.log(`🔄 Generating ${feeds.length} feed RSS files...`);
|
||||
|
||||
|
||||
for (const feed of feeds) {
|
||||
try {
|
||||
await saveFeedRSSFile(feed.id);
|
||||
} catch (error) {
|
||||
console.error(`❌ Failed to generate RSS for feed "${feed.id}":`, error);
|
||||
console.error(
|
||||
`❌ Failed to generate RSS for feed "${feed.id}":`,
|
||||
error,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
console.log(`✅ Generated feed RSS files for ${feeds.length} feeds`);
|
||||
} catch (error) {
|
||||
console.error("❌ Error generating feed RSS files:", error);
|
||||
@ -241,17 +249,17 @@ export async function saveFeedRSSFile(feedId: string): Promise<void> {
|
||||
export async function regenerateStartupFiles(): Promise<void> {
|
||||
try {
|
||||
console.log("🔄 Regenerating all static files on startup...");
|
||||
|
||||
|
||||
// Regenerate main podcast.xml
|
||||
await updatePodcastRSS();
|
||||
console.log("✅ podcast.xml regenerated successfully");
|
||||
|
||||
|
||||
// Generate all category RSS files
|
||||
await generateAllCategoryRSSFiles();
|
||||
|
||||
|
||||
// Generate all feed RSS files
|
||||
await generateAllFeedRSSFiles();
|
||||
|
||||
|
||||
console.log("✅ All startup files regenerated successfully");
|
||||
} catch (error) {
|
||||
console.error("❌ Error regenerating startup files:", error);
|
||||
|
||||
@ -1,58 +1,76 @@
|
||||
import Kuroshiro from "kuroshiro";
|
||||
import KuroshiroAnalyzerMecab from "kuroshiro-analyzer-mecab";
|
||||
import { toKatakana } from "wanakana";
|
||||
import {
|
||||
convertEnglishToKatakanaWithJMdict,
|
||||
getJMdictInfo,
|
||||
initializeJMdict,
|
||||
isJMdictInitialized,
|
||||
} from "./jmdict.js";
|
||||
|
||||
// Global instance to avoid recreating the analyzer
|
||||
let kuroshiroInstance: Kuroshiro | null = null;
|
||||
|
||||
// Basic English to Katakana mapping for common words
|
||||
const englishToKatakanaMap: Record<string, string> = {
|
||||
"hello": "ハロー",
|
||||
"world": "ワールド",
|
||||
"this": "ディス",
|
||||
"is": "イズ",
|
||||
"a": "ア",
|
||||
"test": "テスト",
|
||||
"javascript": "ジャバスクリプト",
|
||||
"typescript": "タイプスクリプト",
|
||||
"and": "アンド",
|
||||
"api": "エーピーアイ",
|
||||
"endpoint": "エンドポイント",
|
||||
"machine": "マシン",
|
||||
"learning": "ラーニング",
|
||||
"model": "モデル",
|
||||
"analysis": "アナリシス",
|
||||
"computer": "コンピューター",
|
||||
"data": "データ",
|
||||
"software": "ソフトウェア",
|
||||
"program": "プログラム",
|
||||
"system": "システム",
|
||||
"network": "ネットワーク",
|
||||
"server": "サーバー",
|
||||
"client": "クライアント",
|
||||
"database": "データベース",
|
||||
"file": "ファイル",
|
||||
"user": "ユーザー",
|
||||
"password": "パスワード",
|
||||
"login": "ログイン",
|
||||
"logout": "ログアウト",
|
||||
"website": "ウェブサイト",
|
||||
"browser": "ブラウザー",
|
||||
"application": "アプリケーション",
|
||||
"service": "サービス"
|
||||
hello: "ハロー",
|
||||
world: "ワールド",
|
||||
this: "ディス",
|
||||
is: "イズ",
|
||||
a: "ア",
|
||||
test: "テスト",
|
||||
javascript: "ジャバスクリプト",
|
||||
typescript: "タイプスクリプト",
|
||||
and: "アンド",
|
||||
api: "エーピーアイ",
|
||||
endpoint: "エンドポイント",
|
||||
machine: "マシン",
|
||||
learning: "ラーニング",
|
||||
model: "モデル",
|
||||
analysis: "アナリシス",
|
||||
computer: "コンピューター",
|
||||
data: "データ",
|
||||
software: "ソフトウェア",
|
||||
program: "プログラム",
|
||||
system: "システム",
|
||||
network: "ネットワーク",
|
||||
server: "サーバー",
|
||||
client: "クライアント",
|
||||
database: "データベース",
|
||||
file: "ファイル",
|
||||
user: "ユーザー",
|
||||
password: "パスワード",
|
||||
login: "ログイン",
|
||||
logout: "ログアウト",
|
||||
website: "ウェブサイト",
|
||||
browser: "ブラウザー",
|
||||
application: "アプリケーション",
|
||||
service: "サービス",
|
||||
};
|
||||
|
||||
/**
|
||||
* Convert English word to Katakana using predefined mapping or phonetic approximation
|
||||
* Convert English word to Katakana using JMdict, predefined mapping, or phonetic approximation
|
||||
*/
|
||||
function convertEnglishWordToKatakana(word: string): string {
|
||||
async function convertEnglishWordToKatakana(word: string): Promise<string> {
|
||||
const lowerWord = word.toLowerCase();
|
||||
|
||||
// Check predefined mapping first
|
||||
|
||||
// First try JMdict if available
|
||||
try {
|
||||
if (isJMdictInitialized()) {
|
||||
const jmdictResult = await convertEnglishToKatakanaWithJMdict(word);
|
||||
if (jmdictResult && jmdictResult !== word) {
|
||||
return jmdictResult;
|
||||
}
|
||||
}
|
||||
} catch (error) {
|
||||
console.warn(`JMdict conversion failed for "${word}":`, error);
|
||||
}
|
||||
|
||||
// Check predefined mapping second
|
||||
if (englishToKatakanaMap[lowerWord]) {
|
||||
return englishToKatakanaMap[lowerWord];
|
||||
}
|
||||
|
||||
|
||||
// Try using wanakana for romanized pronunciation
|
||||
try {
|
||||
// Convert to a rough romanized version and then to katakana
|
||||
@ -63,7 +81,7 @@ function convertEnglishWordToKatakana(word: string): string {
|
||||
} catch {
|
||||
// Fallback if wanakana fails
|
||||
}
|
||||
|
||||
|
||||
// Fallback: simple phonetic approximation
|
||||
return approximateEnglishToKatakana(word);
|
||||
}
|
||||
@ -73,35 +91,78 @@ function convertEnglishWordToKatakana(word: string): string {
|
||||
*/
|
||||
function approximateEnglishToKatakana(word: string): string {
|
||||
const phoneticMap: Record<string, string> = {
|
||||
'a': 'ア', 'b': 'ブ', 'c': 'ク', 'd': 'ド', 'e': 'エ',
|
||||
'f': 'フ', 'g': 'グ', 'h': 'ハ', 'i': 'イ', 'j': 'ジ',
|
||||
'k': 'ク', 'l': 'ル', 'm': 'ム', 'n': 'ン', 'o': 'オ',
|
||||
'p': 'プ', 'q': 'ク', 'r': 'ル', 's': 'ス', 't': 'ト',
|
||||
'u': 'ウ', 'v': 'ブ', 'w': 'ワ', 'x': 'クス', 'y': 'ワイ', 'z': 'ズ'
|
||||
a: "ア",
|
||||
b: "ブ",
|
||||
c: "ク",
|
||||
d: "ド",
|
||||
e: "エ",
|
||||
f: "フ",
|
||||
g: "グ",
|
||||
h: "ハ",
|
||||
i: "イ",
|
||||
j: "ジ",
|
||||
k: "ク",
|
||||
l: "ル",
|
||||
m: "ム",
|
||||
n: "ン",
|
||||
o: "オ",
|
||||
p: "プ",
|
||||
q: "ク",
|
||||
r: "ル",
|
||||
s: "ス",
|
||||
t: "ト",
|
||||
u: "ウ",
|
||||
v: "ブ",
|
||||
w: "ワ",
|
||||
x: "クス",
|
||||
y: "ワイ",
|
||||
z: "ズ",
|
||||
};
|
||||
|
||||
return word.toLowerCase()
|
||||
.split('')
|
||||
.map(char => phoneticMap[char] || char)
|
||||
.join('');
|
||||
|
||||
return word
|
||||
.toLowerCase()
|
||||
.split("")
|
||||
.map((char) => phoneticMap[char] || char)
|
||||
.join("");
|
||||
}
|
||||
|
||||
/**
|
||||
* Initialize kuroshiro with MeCab analyzer
|
||||
* Initialize kuroshiro with MeCab analyzer and JMdict
|
||||
* This should be called once during application startup
|
||||
*/
|
||||
export async function initializeTextConverter(): Promise<void> {
|
||||
if (kuroshiroInstance) {
|
||||
if (kuroshiroInstance && isJMdictInitialized()) {
|
||||
return; // Already initialized
|
||||
}
|
||||
|
||||
try {
|
||||
console.log("Kuroshiroテキストコンバーターを初期化中...");
|
||||
kuroshiroInstance = new Kuroshiro();
|
||||
await kuroshiroInstance.init(new KuroshiroAnalyzerMecab());
|
||||
console.log("Kuroshiroテキストコンバーター初期化完了");
|
||||
console.log("テキストコンバーターを初期化中...");
|
||||
|
||||
// Initialize Kuroshiro if not already done
|
||||
if (!kuroshiroInstance) {
|
||||
console.log("Kuroshiroを初期化中...");
|
||||
kuroshiroInstance = new Kuroshiro();
|
||||
await kuroshiroInstance.init(new KuroshiroAnalyzerMecab());
|
||||
console.log("Kuroshiro初期化完了");
|
||||
}
|
||||
|
||||
// Initialize JMdict if not already done
|
||||
if (!isJMdictInitialized()) {
|
||||
console.log("JMdictを初期化中...");
|
||||
await initializeJMdict();
|
||||
console.log("JMdict初期化完了");
|
||||
|
||||
const jmdictInfo = getJMdictInfo();
|
||||
if (jmdictInfo) {
|
||||
console.log(
|
||||
`JMdict情報: バージョン ${jmdictInfo.version}, 辞書日付 ${jmdictInfo.dictDate}`,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
console.log("テキストコンバーター初期化完了");
|
||||
} catch (error) {
|
||||
console.error("Kuroshiroの初期化に失敗しました:", error);
|
||||
console.error("テキストコンバーターの初期化に失敗しました:", error);
|
||||
throw error;
|
||||
}
|
||||
}
|
||||
@ -155,22 +216,28 @@ export async function convertEnglishWordsOnly(text: string): Promise<string> {
|
||||
// Extract English words using regex
|
||||
const englishWordPattern = /\b[a-zA-Z]+\b/g;
|
||||
let result = text;
|
||||
|
||||
|
||||
// Find all English words
|
||||
const matches = text.match(englishWordPattern);
|
||||
|
||||
|
||||
if (matches) {
|
||||
for (const englishWord of matches) {
|
||||
try {
|
||||
// Convert each English word to katakana using our custom function
|
||||
const converted = convertEnglishWordToKatakana(englishWord);
|
||||
|
||||
const converted = await convertEnglishWordToKatakana(englishWord);
|
||||
|
||||
// Replace the English word with its katakana equivalent
|
||||
// Use word boundary to avoid partial replacements
|
||||
const wordRegex = new RegExp(`\\b${englishWord.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')}\\b`, 'g');
|
||||
const wordRegex = new RegExp(
|
||||
`\\b${englishWord.replace(/[.*+?^${}()|[\]\\]/g, "\\$&")}\\b`,
|
||||
"g",
|
||||
);
|
||||
result = result.replace(wordRegex, converted);
|
||||
} catch (convertError) {
|
||||
console.warn(`Failed to convert word "${englishWord}":`, convertError);
|
||||
console.warn(
|
||||
`Failed to convert word "${englishWord}":`,
|
||||
convertError,
|
||||
);
|
||||
// Keep original word if conversion fails
|
||||
}
|
||||
}
|
||||
@ -185,8 +252,85 @@ export async function convertEnglishWordsOnly(text: string): Promise<string> {
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if kuroshiro is initialized
|
||||
* Check if text converter (kuroshiro and JMdict) is fully initialized
|
||||
*/
|
||||
export function isTextConverterInitialized(): boolean {
|
||||
return kuroshiroInstance !== null && isJMdictInitialized();
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if only kuroshiro is initialized (backward compatibility)
|
||||
*/
|
||||
export function isKuroshiroInitialized(): boolean {
|
||||
return kuroshiroInstance !== null;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Get text converter status information
|
||||
*/
|
||||
export function getTextConverterInfo(): {
|
||||
kuroshiro: boolean;
|
||||
jmdict: boolean;
|
||||
jmdictInfo: { dictDate: string; version: string } | null;
|
||||
} {
|
||||
return {
|
||||
kuroshiro: kuroshiroInstance !== null,
|
||||
jmdict: isJMdictInitialized(),
|
||||
jmdictInfo: getJMdictInfo(),
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* Convert English words to Katakana using JMdict with enhanced fallback
|
||||
* This is the main function that leverages JMdict for accurate conversions
|
||||
* @param text - Input text containing English words
|
||||
* @returns Text with English words converted to Katakana using JMdict
|
||||
*/
|
||||
export async function convertEnglishToKatakanaWithJMdictFallback(
|
||||
text: string,
|
||||
): Promise<string> {
|
||||
if (!isJMdictInitialized()) {
|
||||
await initializeJMdict();
|
||||
}
|
||||
|
||||
try {
|
||||
// Extract English words using regex
|
||||
const englishWordPattern = /\b[a-zA-Z]+\b/g;
|
||||
let result = text;
|
||||
|
||||
// Find all English words
|
||||
const matches = text.match(englishWordPattern);
|
||||
|
||||
if (matches) {
|
||||
// Process each unique word to avoid duplicate conversions
|
||||
const uniqueWords = [...new Set(matches)];
|
||||
|
||||
for (const englishWord of uniqueWords) {
|
||||
try {
|
||||
// Convert using JMdict-enhanced function
|
||||
const converted =
|
||||
await convertEnglishToKatakanaWithJMdict(englishWord);
|
||||
|
||||
// Replace all occurrences of this English word with its katakana equivalent
|
||||
const wordRegex = new RegExp(
|
||||
`\\b${englishWord.replace(/[.*+?^${}()|[\]\\]/g, "\\$&")}\\b`,
|
||||
"g",
|
||||
);
|
||||
result = result.replace(wordRegex, converted);
|
||||
} catch (convertError) {
|
||||
console.warn(
|
||||
`Failed to convert word "${englishWord}":`,
|
||||
convertError,
|
||||
);
|
||||
// Keep original word if conversion fails
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
} catch (error) {
|
||||
console.error("JMdict-based English to Katakana conversion error:", error);
|
||||
// Fallback to the original method if JMdict conversion fails
|
||||
return convertEnglishWordsOnly(text);
|
||||
}
|
||||
}
|
||||
|
||||
@ -2,7 +2,10 @@ import fs from "fs";
|
||||
import path from "path";
|
||||
import ffmpegPath from "ffmpeg-static";
|
||||
import { config } from "./config.js";
|
||||
import { convertEnglishWordsOnly, initializeTextConverter } from "./text-converter.js";
|
||||
import {
|
||||
convertEnglishWordsOnly,
|
||||
initializeTextConverter,
|
||||
} from "./text-converter.js";
|
||||
|
||||
/**
|
||||
* Split text into natural chunks for TTS processing
|
||||
@ -119,7 +122,10 @@ async function generateAudioForChunk(
|
||||
console.log(`変換後: "${processedText}"`);
|
||||
}
|
||||
} catch (error) {
|
||||
console.warn(`チャンク${chunkIndex + 1}の英語変換に失敗、元のテキストを使用: ${itemId}`, error);
|
||||
console.warn(
|
||||
`チャンク${chunkIndex + 1}の英語変換に失敗、元のテキストを使用: ${itemId}`,
|
||||
error,
|
||||
);
|
||||
processedText = chunkText;
|
||||
}
|
||||
|
||||
@ -271,7 +277,10 @@ export async function generateTTSWithoutQueue(
|
||||
try {
|
||||
await initializeTextConverter();
|
||||
} catch (error) {
|
||||
console.warn("テキストコンバーターの初期化に失敗しました。英語変換をスキップします:", error);
|
||||
console.warn(
|
||||
"テキストコンバーターの初期化に失敗しました。英語変換をスキップします:",
|
||||
error,
|
||||
);
|
||||
}
|
||||
|
||||
console.log(
|
||||
|
||||
Reference in New Issue
Block a user