{ "edges": [ { "to": "5d922d59-312d-4c03-aac2-4fd19534c49a", "from": "875da812-fbab-4d87-8291-aca90da03f5c", "toPort": "0", "fromPort": "0" }, { "to": "6a57e76c-d7c3-4346-a144-f1388a675a05", "from": "e181ee1d-6814-4a20-b2bd-bb8ca4f6b6c4", "toPort": "0", "fromPort": "0" }, { "to": "875da812-fbab-4d87-8291-aca90da03f5c", "from": "e893da55-c18e-4653-9faa-ecc01d5adb06", "toPort": "0", "fromPort": "0" }, { "to": "3d94b15d-b23b-4063-9cc1-3deed2cb40f0", "from": "5d922d59-312d-4c03-aac2-4fd19534c49a", "toPort": "0", "fromPort": "0" }, { "to": "e893da55-c18e-4653-9faa-ecc01d5adb06", "from": "6a57e76c-d7c3-4346-a144-f1388a675a05", "toPort": "0", "fromPort": "0" }, { "to": "e893da55-c18e-4653-9faa-ecc01d5adb06", "from": "f165e479-2564-498b-a927-7dd343453fd4", "toPort": "0", "fromPort": "ai_languageModel" } ], "nodes": [ { "id": "f165e479-2564-498b-a927-7dd343453fd4", "name": "Google Gemini Chat Model1", "type": "llm", "params": { "options": {}, "provider": "google" }, "position": [ 432, 464 ] }, { "id": "5d922d59-312d-4c03-aac2-4fd19534c49a", "name": "Upload a File", "type": "integration", "params": { "service": "uploadtourl", "operation": "run", "__originalType": "n8n-nodes-uploadtourl.uploadToUrl", "uploadAllBinary": false }, "position": [ 1152, 288 ] }, { "id": "3d94b15d-b23b-4063-9cc1-3deed2cb40f0", "name": "Send a message", "type": "integration", "params": { "sendTo": "={{ $('Get-Details').item.json['E-mail'] }}", "message": "=

Hi {{ $('Get-Details').item.json.Name }},

\n\n

Your custom study quiz has been successfully generated from your textbook upload! We've made it fully interactive, so you can click the options to test your knowledge instantly and see the explanations.

\n\n

🔗 Click here to open your Interactive Quiz

\n\n

Good luck with your studying!

\n\n

Best,
\nYour Automated Tutor

", "options": { "appendAttribution": false }, "service": "gmail", "subject": "=Your Custom Interactive Quiz is Ready, {{ $('Get-Details').item.json.Name }}! 🚀", "operation": "read" }, "position": [ 1392, 288 ] }, { "id": "6a57e76c-d7c3-4346-a144-f1388a675a05", "name": "Extract from File", "type": "passthrough", "params": { "mode": "noOp", "options": {}, "operation": "pdf", "binaryPropertyName": "PDF" }, "position": [ 256, 288 ] }, { "id": "e181ee1d-6814-4a20-b2bd-bb8ca4f6b6c4", "name": "Get-Details", "type": "trigger", "params": { "kind": "n8n-nodes-base.formTrigger", "options": {}, "formTitle": "PDF textbook -> MCQ's", "formFields": { "values": [ { "fieldLabel": "Name", "requiredField": true }, { "fieldType": "email", "fieldLabel": "E-mail", "requiredField": true }, { "fieldType": "file", "fieldLabel": "PDF", "requiredField": true, "acceptFileTypes": ".pdf" }, { "fieldType": "dropdown", "fieldLabel": "Number of Questions", "fieldOptions": { "values": [ { "option": "10" }, { "option": "20" }, { "option": "30" } ] }, "requiredField": true }, { "fieldType": "radio", "fieldLabel": "Difficulty", "fieldOptions": { "values": [ { "option": "Easy" }, { "option": "Medium" }, { "option": "Hard" } ] }, "requiredField": true } ] }, "formDescription": "Upload your textbook's pdf and get some MCQ's " }, "position": [ 16, 288 ] }, { "id": "e893da55-c18e-4653-9faa-ecc01d5adb06", "name": "Generate-MCQ", "type": "llm", "params": { "text": "=You are an expert tutor. I am providing you with the exact extracted text from my textbook.\n\nTEXT CONTENT: {{ $json.text }}\n\n\nRequirements:\n- Number of questions: {{ $('Get-Details').item.json['Number of Questions'] }}\n- Difficulty level: {{ $('Get-Details').item.json.Difficulty }}\n\nReturn ONLY a valid JSON array in this exact format:\n[{\"q\": \"Question text?\", \"options\": {\"A\": \"...\", \"B\": \"...\", \"C\": \"...\", \"D\": \"...\"}, \"answer\": \"A\", \"explanation\": \"...\"}]\n\nCRITICAL INSTRUCTION: You must return ONLY valid, perfectly formatted JSON. Do not include any trailing commas, missing brackets, or extra text outside the JSON structure. If the JSON is invalid, the system will crash.", "prompt": "=You are an expert tutor. I am providing you with the exact extracted text from my textbook.\n\nTEXT CONTENT: {{ $json.text }}\n\n\nRequirements:\n- Number of questions: {{ $('Get-Details').item.json['Number of Questions'] }}\n- Difficulty level: {{ $('Get-Details').item.json.Difficulty }}\n\nReturn ONLY a valid JSON array in this exact format:\n[{\"q\": \"Question text?\", \"options\": {\"A\": \"...\", \"B\": \"...\", \"C\": \"...\", \"D\": \"...\"}, \"answer\": \"A\", \"explanation\": \"...\"}]\n\nCRITICAL INSTRUCTION: You must return ONLY valid, perfectly formatted JSON. Do not include any trailing commas, missing brackets, or extra text outside the JSON structure. If the JSON is invalid, the system will crash.", "batching": {}, "provider": "openai", "promptType": "define", "approximated": true }, "position": [ 480, 288 ] }, { "id": "875da812-fbab-4d87-8291-aca90da03f5c", "name": "Template", "type": "code", "params": { "jsCode": "// 1. Get the AI's output and clean the markdown backticks\nconst aiResponse = $input.item.json.text;\nconst cleanJson = aiResponse.replace(/```json/g, '').replace(/```/g, '').trim();\n\n// 2. Parse the string into an actual JavaScript array\nlet mcqs;\ntry {\n mcqs = JSON.parse(cleanJson);\n} catch (e) {\n mcqs = [{\"q\": \"Error loading questions\", \"options\": {\"A\":\"-\",\"B\":\"-\",\"C\":\"-\",\"D\":\"-\"}, \"answer\": \"A\", \"explanation\": \"Failed to parse AI output.\"}];\n}\n\n// 3. Get the student's name from the trigger node\nconst name = $('On form submission').first().json[\"Name\"] || \"Student\";\n\n// 4. Build the HTML template with Interactive JavaScript\nlet htmlContent = `\n\n\n \n \n\n \n\n\n \n`;\n\n// Loop through each question to generate the interactive cards\nmcqs.forEach((item, index) => {\n // We pass the index, the user's choice, and the actual correct answer to the JavaScript function\n htmlContent += `\n

${index + 1}. ${item.q}

\n \n A) ${item.options.A}\n \n \n B) ${item.options.B}\n \n \n C) ${item.options.C}\n \n \n D) ${item.options.D}\n \n

\n \n \n

Explanation: ${item.explanation}

`;\n});\n\nhtmlContent += ``;\n\n// 5. Convert the HTML string into an actual file in n8n's memory\nreturn {\n json: { success: true },\n binary: {\n data: await this.helpers.prepareBinaryData(Buffer.from(htmlContent), \"Interactive_Quiz.html\", \"text/html\")\n }\n};" }, "position": [ 864, 288 ] } ] }

Data Communication Quiz

Generate interactive MCQ quizzes from PDF textbooks with Google Gemini, UploadToURL and Gmail