Metadata ve çeviri ile ilgili düzeltmeler. UI değişiklikleri.

server/index.js

@@ -4,10 +4,11 @@ import cors from 'cors';
 import bcrypt from 'bcryptjs';
 import jwt from 'jsonwebtoken';
 import { tmpdir } from 'os';
-import { join } from 'path';
+import { dirname, join } from 'path';
 import { promises as fs } from 'fs';
 import { v4 as uuidV4 } from 'uuid';
 import Epub from 'epub-gen';
+import { fileURLToPath } from 'url';
 
 const requiredEnv = [
   'SUPABASE_URL',
@@ -22,6 +23,7 @@ requiredEnv.forEach((key) => {
   }
 });
 
+const __dirname = dirname(fileURLToPath(import.meta.url));
 const app = express();
 const PORT = process.env.PORT || 4000;
 const ORIGIN = process.env.CLIENT_ORIGIN || 'http://localhost:5173';
@@ -260,8 +262,10 @@ app.post('/translate', async (req, res) => {
     return res.status(400).json({ message: 'Çevrilecek metin bulunamadı.' });
   }
 
+  console.log('[Translate] İstek alındı', { length: text.length, snippet: text.slice(0, 60) });
   try {
     const translated = await translateWithGlm(text);
+    console.log('[Translate] Çeviri başarıyla döndü');
     return res.json({ text: translated });
   } catch (error) {
     console.error('GLM çeviri hatası:', error);
@@ -275,9 +279,17 @@ app.post('/generate-epub', async (req, res) => {
     return res.status(400).json({ message: 'text is required' });
   }
 
-  const title = meta?.title || 'imgPub OCR Export';
-  const author = meta?.author || 'imgPub';
+  const title = meta?.title?.trim() || 'imgPub OCR Export';
   const filename = meta?.filename || `imgpub${Date.now()}.epub`;
+  const authors =
+    Array.isArray(meta?.authors) && meta.authors.length
+      ? meta.authors.filter(Boolean)
+      : meta?.author
+        ? [meta.author]
+        : ['imgPub'];
+  const publisher = meta?.publisher || 'imgPub';
+  const language = meta?.language || 'tr';
+  const description = meta?.description || title;
 
   const content = [
     {
@@ -288,6 +300,18 @@ app.post('/generate-epub', async (req, res) => {
 
   const outputPath = join(tmpdir(), `imgpub-${uuidV4()}.epub`);
   let coverPath;
+  const metadataPayload = {
+    subtitle: meta?.subtitle,
+    description: meta?.description,
+    categories: Array.isArray(meta?.categories) ? meta.categories : [],
+    publishedDate: meta?.publishedDate,
+    language: meta?.language,
+    pageCount: meta?.pageCount,
+    averageRating: meta?.averageRating,
+    ratingsCount: meta?.ratingsCount,
+    identifiers: Array.isArray(meta?.identifiers) ? meta.identifiers : [],
+    infoLink: meta?.infoLink,
+  };
 
   try {
     if (cover?.data) {
@@ -298,7 +322,16 @@ app.post('/generate-epub', async (req, res) => {
       await fs.writeFile(coverPath, coverBuffer);
     }
 
-    const epubOptions = { title, author, content };
+    const epubOptions = {
+      title,
+      author: authors,
+      publisher,
+      description,
+      lang: language,
+      content,
+      bookMetadata: metadataPayload,
+      customOpfTemplatePath: join(__dirname, 'templates', 'content.opf.ejs'),
+    };
     if (coverPath) {
       epubOptions.cover = coverPath;
     }