implemented serpapi loader integration and added its corresponding template

2026-06-28 15:00:57 +03:00 · 2023-08-19 17:23:19 +01:00
parent 260b13bb99
commit 3b0c5b0c0d
3 changed files with 678 additions and 0 deletions
@@ -0,0 +1,82 @@
+import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface';
+import { TextSplitter } from 'langchain/text_splitter';
+import { SerpAPILoader } from 'langchain/document_loaders/web/serpapi';import { getCredentialData, getCredentialParam } from '../../../src';
+
+class SerpAPI_DocumentLoaders implements INode {
+    label: string;
+    name: string;
+    version: number;
+    description: string;
+    type: string;
+    icon: string;
+    category: string;
+    baseClasses: string[];
+    credential: INodeParams;
+    inputs: INodeParams[];
+
+    constructor() {
+        this.label = 'SerpApi For Web Search';
+        this.name = 'serpApi';
+        this.version = 1.0;
+        this.type = 'Document';
+        this.icon = 'serp.png';
+        this.category = 'Document Loaders';
+        this.description = 'Load and process data from web search results';
+        this.baseClasses = [this.type];
+        this.credential = {
+          label: 'Connect Credential',
+          name: 'credential',
+          type: 'credential',
+          optional: false,
+          credentialNames: ['serpApi']
+        };
+        this.inputs = [
+            {
+                label: 'Query',
+                name: 'query',
+                type: 'string'
+            },
+            {
+                label: 'Text Splitter',
+                name: 'textSplitter',
+                type: 'TextSplitter',
+                optional: true
+            },
+            {
+                label: 'Metadata',
+                name: 'metadata',
+                type: 'json',
+                optional: true,
+                additionalParams: true
+            }
+        ];
+    }
+
+    async init(nodeData: INodeData,  _: string, options: ICommonObject): Promise<any> {
+        const textSplitter = nodeData.inputs?.textSplitter as TextSplitter;
+        const query = nodeData.inputs?.query as string;
+        const metadata = nodeData.inputs?.metadata;
+
+        const credentialData = await getCredentialData(nodeData.credential ?? '', options);
+        const serpApiKey = getCredentialParam('serpApiKey', credentialData, nodeData);
+        const loader = new SerpAPILoader({ q: query, apiKey: serpApiKey });
+        const docs = textSplitter ? await loader.loadAndSplit() : await loader.load();
+
+        if (metadata) {
+            const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata);
+            return docs.map((doc) => {
+                return {
+                    ...doc,
+                    metadata: {
+                        ...doc.metadata,
+                        ...parsedMetadata
+                    }
+                };
+            });
+        }
+
+        return docs;
+    }
+}
+
+module.exports = { nodeClass: SerpAPI_DocumentLoaders };