From 5a1c1397a363adeb1c459b0bdafe6664934442c5 Mon Sep 17 00:00:00 2001
From: Henry <hzj94@hotmail.com>
Date: Mon, 29 May 2023 00:34:53 +0100
Subject: [PATCH] add notionDB

---
 .../Notion/{Notion.ts => NotionDB.ts}         | 49 +++++++++++++------
 packages/components/package.json              |  2 +-
 2 files changed, 35 insertions(+), 16 deletions(-)
 rename packages/components/nodes/documentloaders/Notion/{Notion.ts => NotionDB.ts} (54%)

diff --git a/packages/components/nodes/documentloaders/Notion/Notion.ts b/packages/components/nodes/documentloaders/Notion/NotionDB.ts
similarity index 54%
rename from packages/components/nodes/documentloaders/Notion/Notion.ts
rename to packages/components/nodes/documentloaders/Notion/NotionDB.ts
index f5bfcb2a..e1eb182a 100644
--- a/packages/components/nodes/documentloaders/Notion/Notion.ts
+++ b/packages/components/nodes/documentloaders/Notion/NotionDB.ts
@@ -1,8 +1,8 @@
 import { INode, INodeData, INodeParams } from '../../../src/Interface'
 import { TextSplitter } from 'langchain/text_splitter'
-import { NotionLoader } from 'langchain/document_loaders/fs/notion'
+import { NotionDBLoader } from 'langchain/document_loaders/web/notiondb'
 
-class Notion_DocumentLoaders implements INode {
+class NotionDB_DocumentLoaders implements INode {
     label: string
     name: string
     description: string
@@ -13,27 +13,40 @@ class Notion_DocumentLoaders implements INode {
     inputs: INodeParams[]
 
     constructor() {
-        this.label = 'Notion Folder'
-        this.name = 'notionFolder'
+        this.label = 'Notion Database'
+        this.name = 'notionDB'
         this.type = 'Document'
         this.icon = 'notion.png'
         this.category = 'Document Loaders'
-        this.description = `Load data from Notion folder`
+        this.description = `Load data from Notion Database`
         this.baseClasses = [this.type]
         this.inputs = [
-            {
-                label: 'Notion Folder',
-                name: 'notionFolder',
-                type: 'string',
-                description: 'Get folder path',
-                placeholder: 'Paste folder path'
-            },
             {
                 label: 'Text Splitter',
                 name: 'textSplitter',
                 type: 'TextSplitter',
                 optional: true
             },
+            {
+                label: 'Notion Database Id',
+                name: 'databaseId',
+                type: 'string',
+                description:
+                    'If your URL looks like - https://www.notion.so/<long_hash_1>?v=<long_hash_2>, then <long_hash_1> is the database ID'
+            },
+            {
+                label: 'Notion Integration Token',
+                name: 'notionIntegrationToken',
+                type: 'string',
+                description:
+                    'You can find integration token <a target="_blank" href="https://developers.notion.com/docs/create-a-notion-integration#step-1-create-an-integration">here</a>'
+            },
+            {
+                label: 'Page Size Limit',
+                name: 'pageSizeLimit',
+                type: 'number',
+                default: 10
+            },
             {
                 label: 'Metadata',
                 name: 'metadata',
@@ -46,10 +59,16 @@ class Notion_DocumentLoaders implements INode {
 
     async init(nodeData: INodeData): Promise<any> {
         const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
-        const notionFolder = nodeData.inputs?.notionFolder as string
+        const databaseId = nodeData.inputs?.databaseId as string
+        const notionIntegrationToken = nodeData.inputs?.notionIntegrationToken as string
+        const pageSizeLimit = nodeData.inputs?.pageSizeLimit as string
         const metadata = nodeData.inputs?.metadata
 
-        const loader = new NotionLoader(notionFolder)
+        const loader = new NotionDBLoader({
+            pageSizeLimit: pageSizeLimit ? parseInt(pageSizeLimit, 10) : 10,
+            databaseId,
+            notionIntegrationToken
+        })
         let docs = []
 
         if (textSplitter) {
@@ -78,4 +97,4 @@ class Notion_DocumentLoaders implements INode {
     }
 }
 
-module.exports = { nodeClass: Notion_DocumentLoaders }
+module.exports = { nodeClass: NotionDB_DocumentLoaders }
diff --git a/packages/components/package.json b/packages/components/package.json
index bf149bfd..b76e729c 100644
--- a/packages/components/package.json
+++ b/packages/components/package.json
@@ -30,7 +30,7 @@
         "express": "^4.17.3",
         "form-data": "^4.0.0",
         "graphql": "^16.6.0",
-        "langchain": "^0.0.82",
+        "langchain": "^0.0.84",
         "linkifyjs": "^4.1.1",
         "mammoth": "^1.5.1",
         "moment": "^2.29.3",