Task: Create a new team for a project in Notion

n8n workflow:
{"nodes":[{"name":"Get Team Members","type":"n8n-nodes-base.function","position":[1030,150],"parameters":{"functionCode":"const newItems = [];\n\nfor (const item of items[0].json.body.teamMembers) {\n  const newItem = { json: item }\n  newItems.push(newItem);\n}\n\nreturn newItems;\n"},"typeVersion":1,"alwaysOutputData":false},{"name":"Merge","type":"n8n-nodes-base.merge","position":[1250,460],"parameters":{"mode":"multiplex"},"typeVersion":1},{"name":"Query Current Semester","type":"n8n-nodes-base.notion","position":[700,20],"parameters":{"options":{"sort":{"sortValue":[{"key":"created_time","direction":"descending","timestamp":true}]},"filter":{"singleCondition":{"key":"Is Current?|checkbox","condition":"equals","checkboxValue":true}}},"resource":"databasePage","operation":"getAll","returnAll":true,"databaseId":"2003319a-bc73-423a-9378-01999b4884fb"},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1},{"name":"Select Semester ID and Projects Count","type":"n8n-nodes-base.set","position":[1030,330],"parameters":{"values":{"number":[{"name":"projectsCount","value":"={{$json[\"Projects\"].length}}"}],"string":[{"name":"semesterID","value":"={{$json[\"id\"]}}"}]},"options":{},"keepOnlySet":true},"executeOnce":true,"typeVersion":1},{"name":"Use Default Name if Not Specified","type":"n8n-nodes-base.set","position":[1470,460],"parameters":{"values":{"string":[{"name":"projectName","value":"={{ $json[\"projectName\"] == \"\" ? \"Project Group \" + ($json[\"projectsCount\"] + 1) : $json[\"projectName\"] }}"}]},"options":{}},"typeVersion":1},{"name":"Select Project Showcase ID","type":"n8n-nodes-base.set","position":[1890,460],"parameters":{"values":{"string":[{"name":"projectID","value":"={{$json[\"id\"]}}"}]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Get Project Name & Idea","type":"n8n-nodes-base.set","position":[820,480],"parameters":{"values":{"string":[{"name":"projectName","value":"={{$json[\"body\"][\"projectName\"]}}"},{"name":"projectIdea","value":"={{$json[\"body\"][\"projectIdea\"]}}"}],"boolean":[]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Create Project","type":"n8n-nodes-base.notion","position":[1690,460],"parameters":{"blockUi":{"blockValues":[]},"resource":"databasePage","databaseId":"f9c8a070-d398-482b-a7a4-5e42c7982e6a","propertiesUi":{"propertyValues":[{"key":"Name|title","title":"={{$json[\"projectName\"]}}"},{"key":"Semesters|relation","relationValue":["={{$json[\"semesterID\"]}}"]},{"key":"Project Idea|rich_text","textContent":"={{$json[\"projectIdea\"]}}"}]}},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1},{"name":"If user exists","type":"n8n-nodes-base.if","position":[1690,170],"parameters":{"conditions":{"string":[],"boolean":[{"value1":"={{Object.keys($json).includes(\"id\") }}","value2":true}]}},"executeOnce":false,"typeVersion":1,"alwaysOutputData":false},{"name":"Create User","type":"n8n-nodes-base.notion","position":[1890,270],"parameters":{"resource":"databasePage","databaseId":"27a30c5b-c418-4200-8f48-d7fb7b043fbe","propertiesUi":{"propertyValues":[{"key":"Name|title","title":"={{$json[\"name\"]}}"},{"key":"Email|email","emailValue":"={{$json[\"email\"]}}"}]}},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1},{"name":"Query for User","type":"n8n-nodes-base.notion","position":[1250,260],"parameters":{"options":{"filter":{"singleCondition":{"key":"Email|email","condition":"equals","emailValue":"={{$json[\"email\"]}}"}}},"resource":"databasePage","operation":"getAll","returnAll":true,"databaseId":"27a30c5b-c418-4200-8f48-d7fb7b043fbe"},"credentials":{"notionApi":"Oasis Hub Production"},"executeOnce":false,"typeVersion":1,"alwaysOutputData":true},{"name":"Merge1","type":"n8n-nodes-base.merge","position":[1460,170],"parameters":{"mode":"mergeByKey","propertyName1":"email","propertyName2":"Email"},"typeVersion":1},{"name":"Merge2","type":"n8n-nodes-base.merge","position":[2750,-160],"parameters":{"mode":"multiplex"},"typeVersion":1},{"name":"Update Semester for User","type":"n8n-nodes-base.notion","position":[3240,-160],"parameters":{"pageId":"={{$json[\"id\"]}}","resource":"databasePage","operation":"update","propertiesUi":{"propertyValues":[{"key":"Semesters|relation","relationValue":["={{$json[\"allSemesterIDs\"].join(',')}}"]}]}},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1},{"name":"Query User","type":"n8n-nodes-base.notion","position":[2460,170],"parameters":{"options":{"filter":{"singleCondition":{"key":"Email|email","condition":"equals","emailValue":"={{$json[\"email\"]}}"}}},"resource":"databasePage","operation":"getAll","returnAll":true,"databaseId":"27a30c5b-c418-4200-8f48-d7fb7b043fbe"},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1,"alwaysOutputData":true},{"name":"Select Semester ID","type":"n8n-nodes-base.set","position":[1020,-180],"parameters":{"values":{"string":[{"name":"semesterID","value":"={{$json[\"id\"]}}"}]},"options":{},"keepOnlySet":true},"executeOnce":true,"typeVersion":1},{"name":"Update Project Relation","type":"n8n-nodes-base.notion","position":[3240,440],"parameters":{"pageId":"={{$json[\"id\"]}}","resource":"databasePage","operation":"update","propertiesUi":{"propertyValues":[{"key":"Project|relation","relationValue":["={{$json[\"allProjectIDs\"].join(\",\")}}"]}]}},"credentials":{"notionApi":"Oasis Hub Production"},"typeVersion":1},{"name":"Merge3","type":"n8n-nodes-base.merge","position":[2750,440],"parameters":{"mode":"multiplex"},"typeVersion":1},{"name":"Concatenate SemesterIDs","type":"n8n-nodes-base.function","position":[3010,-160],"parameters":{"functionCode":"for (item of items) {\n  // Get the current semester ID\n  const currentSemesterID = item.json[\"semesterID\"]\n  let allSemesterIDs = [currentSemesterID];\n\n  // Add semesters that the user is already associated with\n  if (item.json[\"Semesters\"]?.length > 0) {\n    allSemesterIDs = allSemesterIDs.concat(item.json[\"Semesters\"].filter(semesterID => semesterID !== currentSemesterID));\n  }\n\n  // Set allSemesterIDs which is used to update the relation\n  item.json[\"allSemesterIDs\"] = allSemesterIDs\n}\n\nreturn items;\n"},"typeVersion":1},{"name":"Concatenate ProjectIDs","type":"n8n-nodes-base.function","position":[3000,440],"parameters":{"functionCode":"for (item of items) {\n  // Get the project id for the new project\n  const newProjectID = item.json[\"projectID\"]\n  let allProjectIDs = [newProjectID];\n\n  // Add projects that the user already has\n  if (item.json[\"Project\"]?.length > 0) {\n    allWorkspaceIDs = allWorkspaceIDs.concat(item.json[\"Project\"].filter(projectID => projectID !== newProjectID));\n  }\n\n  // Set allProjectIDs which is used to update the relation\n  item.json[\"allProjectIDs\"] = allProjectIDs\n}\n\nreturn items;\n"},"typeVersion":1},{"name":"Merge4","type":"n8n-nodes-base.merge","position":[2240,170],"parameters":{},"typeVersion":1},{"name":"Set Email","type":"n8n-nodes-base.set","position":[2060,270],"parameters":{"values":{"string":[{"name":"email","value":"={{$json[\"Email\"]}}"}]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Team Creation","type":"n8n-nodes-base.webhook","notes":"Example Input Data:\n{\"projectIdea\":\"A hub for all things Oasis\",\"projectName\":\"Oasis Hub\",\"teamMembers\":[{\"name\":\"Will Stenzel\",\"email\":\"stenzel.w@northeastern.edu\"},{\"name\":\"Jane Doe\",\"email\":\"doe.j@northeastern.edu\"}]}","position":[460,150],"webhookId":"6f000a46-9bbf-4e1c-8e11-b64d9b8c8fb7","parameters":{"path":"team-create","options":{"responseData":""},"httpMethod":"POST","authentication":"basicAuth"},"credentials":{"httpBasicAuth":"Oasis Basic Auth Creds"},"notesInFlow":true,"typeVersion":1}],"connections":{"Merge":{"main":[[{"node":"Use Default Name if Not Specified","type":"main","index":0}]]},"Merge1":{"main":[[{"node":"If user exists","type":"main","index":0}]]},"Merge2":{"main":[[{"node":"Concatenate SemesterIDs","type":"main","index":0}]]},"Merge3":{"main":[[{"node":"Concatenate ProjectIDs","type":"main","index":0}]]},"Merge4":{"main":[[{"node":"Query User","type":"main","index":0}]]},"Set Email":{"main":[[{"node":"Merge4","type":"main","index":1}]]},"Query User":{"main":[[{"node":"Merge2","type":"main","index":1},{"node":"Merge3","type":"main","index":0}]]},"Create User":{"main":[[{"node":"Set Email","type":"main","index":0}]]},"Team Creation":{"main":[[{"node":"Get Project Name & Idea","type":"main","index":0},{"node":"Get Team Members","type":"main","index":0},{"node":"Query Current Semester","type":"main","index":0}]]},"Create Project":{"main":[[{"node":"Select Project Showcase ID","type":"main","index":0}]]},"If user exists":{"main":[[{"node":"Merge4","type":"main","index":0}],[{"node":"Create User","type":"main","index":0}]]},"Query for User":{"main":[[{"node":"Merge1","type":"main","index":1}]]},"Get Team Members":{"main":[[{"node":"Query for User","type":"main","index":0},{"node":"Merge1","type":"main","index":0}]]},"Select Semester ID":{"main":[[{"node":"Merge2","type":"main","index":0}]]},"Concatenate ProjectIDs":{"main":[[{"node":"Update Project Relation","type":"main","index":0}]]},"Query Current Semester":{"main":[[{"node":"Select Semester ID and Projects Count","type":"main","index":0},{"node":"Select Semester ID","type":"main","index":0}]]},"Concatenate SemesterIDs":{"main":[[{"node":"Update Semester for User","type":"main","index":0}]]},"Get Project Name & Idea":{"main":[[{"node":"Merge","type":"main","index":1}]]},"Select Project Showcase ID":{"main":[[{"node":"Merge3","type":"main","index":1}]]},"Use Default Name if Not Specified":{"main":[[{"node":"Create Project","type":"main","index":0}]]},"Select Semester ID and Projects Count":{"main":[[{"node":"Merge","type":"main","index":0}]]}}}