init

backend-node/src/routes/audio.js

@@ -0,0 +1,104 @@
+const response = require('../response');
+const path = require('path');
+
+function routes(db, log, cfg) {
+  function getStoragePath() {
+    const loadConfig = require('../config').loadConfig;
+    const c = (cfg && cfg.storage) ? cfg : loadConfig();
+    return path.isAbsolute(c.storage?.local_path)
+      ? c.storage.local_path
+      : path.join(process.cwd(), c.storage?.local_path || './data/storage');
+  }
+
+  return {
+    /** 为单条分镜生成 TTS：对白 → audio_local_path；旁白 → narration_audio_local_path（body.tts_kind === 'narration'） */
+    extract: async (req, res) => {
+      const { storyboard_id, text, tts_kind } = req.body || {};
+      if (!text && !storyboard_id) return response.badRequest(res, '请提供 storyboard_id 或 text');
+      const kind = String(tts_kind || 'dialogue').toLowerCase() === 'narration' ? 'narration' : 'dialogue';
+      let ttsText = text;
+      if (kind === 'narration') {
+        if ((!ttsText || !String(ttsText).trim()) && storyboard_id) {
+          const row = db.prepare('SELECT narration FROM storyboards WHERE id = ? AND deleted_at IS NULL').get(Number(storyboard_id));
+          ttsText = row?.narration;
+        }
+        if (!ttsText || !String(ttsText).trim()) {
+          return response.badRequest(res, '分镜解说旁白为空，无法合成语音');
+        }
+      } else {
+        if ((!ttsText || !String(ttsText).trim()) && storyboard_id) {
+          const row = db.prepare('SELECT dialogue FROM storyboards WHERE id = ? AND deleted_at IS NULL').get(Number(storyboard_id));
+          ttsText = row?.dialogue;
+        }
+        if (!ttsText || !String(ttsText).trim()) {
+          return response.badRequest(res, '分镜对白为空，无法合成语音');
+        }
+      }
+      try {
+        const ttsService = require('../services/ttsService');
+        const result = await ttsService.synthesize(db, log, {
+          text: ttsText,
+          storyboard_id: storyboard_id || null,
+          storage_base: getStoragePath(),
+        });
+        if (storyboard_id && result.local_path) {
+          const now = new Date().toISOString();
+          try {
+            if (kind === 'narration') {
+              db.prepare('UPDATE storyboards SET narration_audio_local_path = ?, updated_at = ? WHERE id = ?').run(
+                result.local_path, now, Number(storyboard_id)
+              );
+            } else {
+              db.prepare('UPDATE storyboards SET audio_local_path = ?, updated_at = ? WHERE id = ?').run(
+                result.local_path, now, Number(storyboard_id)
+              );
+            }
+          } catch (_) {}
+        }
+        response.success(res, { local_path: result.local_path, url: result.local_path ? '/static/' + result.local_path : '', tts_kind: kind });
+      } catch (err) {
+        log.error('audio extract', { error: err.message });
+        response.internalError(res, err.message);
+      }
+    },
+
+    /** 批量为多条分镜生成 TTS */
+    extractBatch: async (req, res) => {
+      const { storyboard_ids } = req.body || {};
+      if (!Array.isArray(storyboard_ids) || storyboard_ids.length === 0) {
+        return response.badRequest(res, 'storyboard_ids 不能为空');
+      }
+      const results = [];
+      const storagePath = getStoragePath();
+      for (const sbId of storyboard_ids) {
+        const row = db.prepare('SELECT id, dialogue FROM storyboards WHERE id = ? AND deleted_at IS NULL').get(Number(sbId));
+        if (!row || !row.dialogue?.trim()) {
+          results.push({ storyboard_id: sbId, error: '对白为空' });
+          continue;
+        }
+        try {
+          const ttsService = require('../services/ttsService');
+          const result = await ttsService.synthesize(db, log, {
+            text: row.dialogue,
+            storyboard_id: row.id,
+            storage_base: storagePath,
+          });
+          if (result.local_path) {
+            const now = new Date().toISOString();
+            try {
+              db.prepare('UPDATE storyboards SET audio_local_path = ?, updated_at = ? WHERE id = ?').run(
+                result.local_path, now, row.id
+              );
+            } catch (_) {}
+          }
+          results.push({ storyboard_id: sbId, local_path: result.local_path });
+        } catch (err) {
+          results.push({ storyboard_id: sbId, error: err.message });
+        }
+      }
+      response.success(res, results);
+    },
+  };
+}
+
+module.exports = routes;