完善了agent

agent/tools/web/http_post.js

@@ -0,0 +1,88 @@
+import { tool } from "@langchain/core/tools";
+import z from "zod";
+
+const httpPostTool = tool(
+  async ({ url, body, headers = {}, contentType = 'json', timeout = 30000 }) => {
+    try {
+      new URL(url);
+    } catch (e) {
+      return { success: false, error: `Invalid URL: ${url}` };
+    }
+
+    let requestBody;
+    const requestHeaders = {
+      'User-Agent': 'XAgent-Bot/1.0',
+      ...headers
+    };
+
+    switch (contentType) {
+      case 'json':
+        requestHeaders['Content-Type'] = 'application/json';
+        requestBody = typeof body === 'string' ? body : JSON.stringify(body);
+        break;
+      case 'form':
+        requestHeaders['Content-Type'] = 'application/x-www-form-urlencoded';
+        if (typeof body === 'object') {
+          requestBody = new URLSearchParams(body).toString();
+        } else {
+          requestBody = body;
+        }
+        break;
+      case 'text':
+        requestHeaders['Content-Type'] = 'text/plain';
+        requestBody = typeof body === 'string' ? body : JSON.stringify(body);
+        break;
+      default:
+        requestBody = typeof body === 'string' ? body : JSON.stringify(body);
+    }
+
+    try {
+      const controller = new AbortController();
+      const timeoutId = setTimeout(() => controller.abort(), timeout);
+
+      const response = await fetch(url, {
+        method: 'POST',
+        headers: requestHeaders,
+        body: requestBody,
+        signal: controller.signal
+      });
+
+      clearTimeout(timeoutId);
+
+      const responseContentType = response.headers.get('content-type') || '';
+      let responseBody;
+
+      if (responseContentType.includes('application/json')) {
+        responseBody = await response.json();
+      } else {
+        responseBody = await response.text();
+      }
+
+      return {
+        success: true,
+        status: response.status,
+        statusText: response.statusText,
+        headers: Object.fromEntries(response.headers.entries()),
+        body: responseBody
+      };
+    } catch (error) {
+      if (error.name === 'AbortError') {
+        return { success: false, error: `Request timed out after ${timeout}ms` };
+      }
+      return { success: false, error: error.message };
+    }
+  },
+  {
+    name: "http_post",
+    description: "Send HTTP POST request. Supports JSON and form data.",
+    schema: z.object({
+      url: z.string().describe("Request URL"),
+      body: z.union([z.string(), z.object({})]).describe("Request body, can be string or JSON object"),
+      headers: z.record(z.string()).optional().describe("Request headers"),
+      contentType: z.enum(['json', 'form', 'text', 'raw']).optional().describe("Content type, default json"),
+      timeout: z.number().optional().describe("Timeout in milliseconds, default 30000")
+    }),
+  },
+);
+
+export { httpPostTool };