fix: 改进 SSE 克隆处理，仓库页面添加调试信息

templates/pages/index.html

@@ -78,41 +78,80 @@ document.getElementById('clone-form').addEventListener('submit', async function(
     const bar = document.getElementById('clone-bar');
     const errorEl = document.getElementById('clone-error');
     btn.disabled = true;
+    btn.textContent = '克隆中...';
     progress.classList.remove('hidden');
     errorEl.classList.add('hidden');
     bar.style.width = '0%';
+    status.textContent = '正在连接...';
+
     try {
         const resp = await fetch('/api/repos', {
             method: 'POST',
             headers: {'Content-Type': 'application/json'},
             body: JSON.stringify({url: url})
         });
-        if (!resp.ok) { const data = await resp.json(); throw new Error(data.error || 'clone failed'); }
+
+        if (!resp.ok) {
+            const data = await resp.json();
+            throw new Error(data.error || 'clone failed');
+        }
+
         const reader = resp.body.getReader();
         const decoder = new TextDecoder();
         let buffer = '';
+        let currentEvent = '';
+
         while (true) {
             const {done, value} = await reader.read();
             if (done) break;
+
             buffer += decoder.decode(value, {stream: true});
             const lines = buffer.split('\n');
             buffer = lines.pop() || '';
+
             for (const line of lines) {
-                if (line.startsWith('data: ')) {
+                if (line.startsWith('event: ')) {
+                    currentEvent = line.slice(7).trim();
+                } else if (line.startsWith('data: ')) {
                     try {
                         const data = JSON.parse(line.slice(6));
-                        if (data.progress !== undefined) bar.style.width = data.progress + '%';
-                        if (data.message) status.textContent = data.message;
-                        if (data.done) { window.location.href = '/repo/' + data.repo_id; return; }
-                    } catch {}
+
+                        if (currentEvent === 'start') {
+                            status.textContent = '开始克隆...';
+                            bar.style.width = '10%';
+                        } else if (currentEvent === 'progress') {
+                            status.textContent = data.step || '处理中...';
+                            if (data.current !== undefined && data.total > 0) {
+                                bar.style.width = Math.round((data.current / data.total) * 80 + 10) + '%';
+                            } else {
+                                bar.style.width = '50%';
+                            }
+                        } else if (currentEvent === 'complete') {
+                            bar.style.width = '100%';
+                            status.textContent = '克隆完成！';
+                            // Redirect to repo page
+                            setTimeout(() => {
+                                window.location.href = '/repo/' + data.repo_id;
+                            }, 500);
+                            return;
+                        } else if (currentEvent === 'error') {
+                            throw new Error(data.message || '克隆失败');
+                        }
+                    } catch (parseErr) {
+                        if (parseErr.message && !parseErr.message.includes('JSON')) {
+                            throw parseErr;
+                        }
+                    }
                 }
             }
         }
     } catch (err) {
         errorEl.textContent = err.message;
         errorEl.classList.remove('hidden');
+        progress.classList.add('hidden');
     } finally {
         btn.disabled = false;
+        btn.textContent = '克隆';
     }
 });
 </script>