feat(history): refonte page historique en tabs + transcripts conserves et rejoues sans regeneration

db/migrations/20260926_add_transcript_history.sql

@@ -0,0 +1,22 @@
+-- Historique des transcripts générés (conservés par utilisateur/vidéo/langue).
+CREATE TABLE IF NOT EXISTS transcript_history (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  provider TEXT NOT NULL,
+  video_id TEXT NOT NULL,
+  title TEXT,
+  thumbnail TEXT,
+  lang TEXT NOT NULL,
+  languages_json TEXT,
+  lines_json TEXT NOT NULL DEFAULT '[]',
+  line_count INTEGER NOT NULL DEFAULT 0,
+  char_count INTEGER NOT NULL DEFAULT 0,
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);
+CREATE UNIQUE INDEX IF NOT EXISTS uq_transcript_history_user_video_lang
+  ON transcript_history(user_id, provider, video_id, lang);
+CREATE INDEX IF NOT EXISTS idx_transcript_history_user_time
+  ON transcript_history(user_id, updated_at DESC);
+CREATE INDEX IF NOT EXISTS idx_transcript_history_user_provider
+  ON transcript_history(user_id, provider);

db/schema.sql

@@ -85,6 +85,29 @@ CREATE TABLE IF NOT EXISTS watch_history (
 CREATE UNIQUE INDEX IF NOT EXISTS uq_watch_history_user_video ON watch_history(user_id, provider, video_id);
 CREATE INDEX IF NOT EXISTS idx_watch_history_user_time ON watch_history(user_id, watched_at DESC);
 
+-- Transcript history (transcripts générés et conservés) --------------------
+CREATE TABLE IF NOT EXISTS transcript_history (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  provider TEXT NOT NULL,
+  video_id TEXT NOT NULL,
+  title TEXT,
+  thumbnail TEXT,
+  lang TEXT NOT NULL,
+  languages_json TEXT,
+  lines_json TEXT NOT NULL DEFAULT '[]',
+  line_count INTEGER NOT NULL DEFAULT 0,
+  char_count INTEGER NOT NULL DEFAULT 0,
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);
+CREATE UNIQUE INDEX IF NOT EXISTS uq_transcript_history_user_video_lang
+  ON transcript_history(user_id, provider, video_id, lang);
+CREATE INDEX IF NOT EXISTS idx_transcript_history_user_time
+  ON transcript_history(user_id, updated_at DESC);
+CREATE INDEX IF NOT EXISTS idx_transcript_history_user_provider
+  ON transcript_history(user_id, provider);
+
 -- Channels cache & subscriptions --------------------------------------------
 CREATE TABLE IF NOT EXISTS channels (
   id INTEGER PRIMARY KEY AUTOINCREMENT,