Update from Vibe Studio

src/api/spell-check.ts

@@ -0,0 +1,94 @@
+/**
+ * 错别字检测与修正 API
+ */
+export interface SpellCheckRequest {
+  inputs: {
+    text: string;
+  };
+  query: string;
+  response_mode: 'streaming' | 'blocking';
+  conversation_id?: string;
+  user?: string;
+}
+
+export interface SpellCheckResponse {
+  event: string;
+  message_id: string;
+  mode: string;
+  answer: string;
+  metadata?: Record<string, any>;
+}
+
+/**
+ * 调用Dify API进行错别字检测与修正
+ */
+export async function detectSpellError(
+  text: string,
+  onMessage?: (content: string) => void
+): Promise<string> {
+  const API_URL = 'https://copilot.sino-bridge.com/v1/chat-messages';
+  const API_KEY = 'app-hH1RS9yot7bI7hHO8AbTlntN';
+
+  const requestData: SpellCheckRequest = {
+    inputs: {
+      text: text,
+    },
+    query: '1',
+    response_mode: 'streaming',
+  };
+
+  try {
+    const response = await fetch(API_URL, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        Authorization: `Bearer ${API_KEY}`,
+      },
+      body: JSON.stringify(requestData),
+    });
+
+    if (!response.ok) {
+      throw new Error(`API请求失败: ${response.statusText}`);
+    }
+
+    const reader = response.body?.getReader();
+    if (!reader) {
+      throw new Error('无法读取响应流');
+    }
+
+    let result = '';
+    const decoder = new TextDecoder();
+
+    while (true) {
+      const { done, value } = await reader.read();
+      if (done) break;
+
+      const chunk = decoder.decode(value);
+      const lines = chunk.split('\n');
+
+      for (const line of lines) {
+        if (line.startsWith('data: ')) {
+          const data = line.slice(6);
+          if (data === '[DONE]') {
+            return result;
+          }
+
+          try {
+            const parsed: SpellCheckResponse = JSON.parse(data);
+            if (parsed.event === 'message' && parsed.answer) {
+              result += parsed.answer;
+              onMessage?.(result);
+            }
+          } catch (e) {
+            // 忽略解析错误，继续处理下一行
+          }
+        }
+      }
+    }
+
+    return result;
+  } catch (error) {
+    console.error('错别字检测失败:', error);
+    throw error;
+  }
+}