Notion (JS) script for adding an entry, updating an entry and retrieving a item based on the paperLink

notion_api_cru.js

// Based on the blog post here: https://developers.notion.com/docs/getting-started
import { Client } from "@notionhq/client"

const notion     = new Client({ auth: "<NOTION_KEY>" })
const databaseId = "<NOTION_DATABASE_ID>"

async function addItem(paperLink, paperTitle, tags, comments, completedReading) {
  // Add an item to the database 
  // Each item has a link (unique), title, tags (list of objects), comments and (boolean) reading status

  try {
    await notion.pages.create({
      parent     : { database_id: databaseId },
      properties : {
        'Paper Link': {
          title     : [{
              "text" : { "content" : paperLink }
            }
          ]
        },
        'Paper Title': {
          "type"      : 'rich_text',
          "rich_text" : [{
              "text" : { "content" : paperTitle }
            }
          ],
        },
        // https://developers.notion.com/changelog/select-values-can-now-be-dynamically-created-via-create-and-update-page-endpoints-other-updates-since-public-beta-launch
        'Tags' : {
          "type"         : "multi_select",
          "multi_select" : tags
        },
        'Added on': {
          type : 'date',
          date : { start: getTodayDate(), },
        },
        'Comments': {
          "type"      : 'rich_text',
          "rich_text" : [{
              "text" : { "content" : comments }
            }
          ],
        },
        'Completed Reading' : {
          "type"     : "checkbox",
          "checkbox" : completedReading
        }
      },
    })
  } catch (error) {
    console.error(error.body)
  }
}

async function updateItem(itemId, completedReading) {
  // For the given itemId, update completedReading (boolean) status

  try {
    await notion.pages.update({
      page_id    : itemId,
      properties : {
        'Completed Reading' : { 'checkbox': completedReading, },
      }
    })
  } catch (error) {
      console.error(error.body)
  }
}

async function retrieveItems(paperLink) {
  // Given the paperLink (unique), get the item in the notion database

  const response = await notion.databases.query({
    database_id : databaseID,
    filter      : {
      property : 'Paper Link',
      text     : { equals: paperLink }
    }
  });

  return response
}