feat: 增加搜索来源选项

utils/tools/SerpIkechan8370Tool.js

@@ -0,0 +1,37 @@
+import { AbstractTool } from './AbstractTool.js'
+
+export class SerpIkechan8370Tool extends AbstractTool {
+  name = 'search'
+
+  parameters = {
+    properties: {
+      q: {
+        type: 'string',
+        description: 'search keyword'
+      },
+      source: {
+        type: 'string',
+        enum: ['google', 'bing', 'baidu']
+      }
+    },
+    required: ['q']
+  }
+
+  func = async function (opts) {
+    let { q, source } = opts
+    if (!source) {
+      source = 'google'
+    }
+    let serpRes = await fetch(`https://serp.ikechan8370.com/${source}?q=${encodeURIComponent(q)}&lang=zh-CN&limit=10`, {
+      headers: {
+        'X-From-Library': 'ikechan8370'
+      }
+    })
+    serpRes = await serpRes.json()
+
+    let res = serpRes.data
+    return `the search results are here in json format:\n${JSON.stringify(res)}`
+  }
+
+  description = 'Useful when you want to search something from the internet. If you don\'t know much about the user\'s question, just search about it! If you want to know details of a result, you can use website tool'
+}