{ "name": "Verified Product Return Guide Generator", "tags": [ "CustomerService", "EcommerceAutomation", "FraudPrevention", "PDF", "EmailAutomation", "Returns", "QRCode" ], "nodes": [ { "id": "464b2f78-5628-4e89-bc6c-9f7042ee365c", "name": "Webhook", "type": "n8n-nodes-base.webhook", "position": [ 0, 0 ], "parameters": { "path": "/return-guide", "options": {}, "httpMethod": "POST" }, "typeVersion": 2.1 }, { "id": "ce00c4ea-2c67-4bbc-95a8-16fc5b7a1619", "name": "Verifi Email", "type": "n8n-nodes-verifiemail.verifiEmail", "position": [ 176, -224 ], "parameters": { "email": "={{ $json.body.customer_email }}" }, "credentials": { "verifiEmailApi": { "name": "" } }, "typeVersion": 1 }, { "id": "3fe3e398-a883-418e-b492-2e3c6b2a0f3b", "name": "Switch", "type": "n8n-nodes-base.switch", "position": [ 352, -144 ], "parameters": { "rules": { "values": [ { "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "79d1536b-afac-47cd-9275-c4b9ddd8e8f0", "operator": { "type": "boolean", "operation": "equals" }, "leftValue": "={{ $json.valid }}", "rightValue": true } ] } }, { "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "7ef0a1ec-a909-4047-8c98-1a93b2e83b73", "operator": { "type": "boolean", "operation": "equals" }, "leftValue": "={{ $json.valid }}", "rightValue": false } ] } } ] }, "options": {} }, "typeVersion": 3.2 }, { "id": "0228f0be-9e93-4183-be31-f2bf0ade679e", "name": "Stop and Error", "type": "n8n-nodes-base.stopAndError", "position": [ 544, -336 ], "parameters": { "errorMessage": "Email validation failed" }, "typeVersion": 1 }, { "id": "1291babb-4454-467c-b7f9-ccbc4a40a66d", "name": "Edit Fields", "type": "n8n-nodes-base.set", "position": [ 736, 112 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "4f3c06c9-058b-4208-bec4-bd0287bc2504", "name": "instructions", "type": "string", "value": "={{ \"1. Carefully pack the item in its original packaging\\n2. Attach the return label to the outside of package\\n3. Drop off at any post office or schedule pickup\\n4. Track your return using the provided tracking number\" }}" }, { "id": "ce98acec-f236-4bb0-9f2e-8b3d32d1b4ba", "name": "qr_url", "type": "string", "value": "={{ \"https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=\" + $('Webhook').item.json.body.order_id }}" }, { "id": "0b0b9251-a2aa-4328-b42d-b48fd3d72e3d", "name": "return_deadline", "type": "string", "value": "={{ $now.plus(7, 'days').toFormat('yyyy-MM-dd') }}" }, { "id": "eeae6616-0977-4895-9a96-8795abff8cc1", "name": "tracking_url", "type": "string", "value": "={{ \"https://track.example.com/\" + $('Webhook').item.json.body.order_id }}" }, { "id": "44ecca02-201f-4b98-a9ae-2dc509e619bb", "name": "customer_name", "type": "string", "value": "={{$input.all()[1].json.body.customer_name}}" }, { "id": "921c0f42-b7e4-4e9b-abdd-990e682f0a49", "name": "customer_email", "type": "string", "value": "={{$input.all()[1].json.body.customer_email}}" }, { "id": "c4b1bd0b-4f8e-46e9-a72e-c4f9a0ab93e8", "name": " order_id", "type": "string", "value": "={{$input.all()[1].json.body.order_id}}" }, { "id": "1a074f7a-0bde-4ef8-86c0-97e4c9372d71", "name": "return_reason", "type": "string", "value": "={{$input.all()[1].json.body.return_reason}}" }, { "id": "33cf2a33-535e-4154-a8f9-9beae030d02b", "name": " product_name", "type": "string", "value": "={{$input.all()[1].json.body.product_name}}" }, { "id": "a2f9508d-64be-48d7-9632-ad6407bc81cf", "name": " purchase_date", "type": "string", "value": "={{$input.all()[1].json.body.purchase_date}}" } ] } }, "typeVersion": 3.4 }, { "id": "5e2840f5-e714-49e2-bb7b-220461b0d286", "name": "Code in JavaScript", "type": "n8n-nodes-base.code", "position": [ 1232, -16 ], "parameters": { "jsCode": "// Get data from Remove Duplicates node (clean single item)\nconst data = $input.all()[0].json;\n\n// Note: Some fields have a space at the beginning, so we need to handle that\nconst cleanData = {\n instructions: data.instructions,\n qr_url: data.qr_url,\n return_deadline: data.return_deadline,\n tracking_url: data.tracking_url,\n customer_name: data.customer_name,\n customer_email: data.customer_email,\n order_id: data[' order_id'] || data.order_id, // Handle space in field name\n return_reason: data.return_reason,\n product_name: data[' product_name'] || data.product_name, // Handle space in field name\n purchase_date: data[' purchase_date'] || data.purchase_date // Handle space in field name\n};\n\n// Generate HTML content\nconst html = `\n\n\n\n \n \n Return Guide - Order ${cleanData.order_id}\n \n\n\n
\n
\n
RETURN APPROVED
\n

Return Authorization Guide

\n

Order ID: ${cleanData.order_id}

\n

Customer: ${cleanData.customer_name}

\n
\n \n
\n \u26a0\ufe0f Important: Return must be shipped by ${cleanData.return_deadline} to be eligible for refund.\n
\n \n
\n

\ud83c\udff7\ufe0f Scan for Quick Processing

\n \"QR\n

Present this QR code at any drop-off location

\n

This QR code contains your order information for faster processing

\n
\n \n
\n

\ud83d\udce6 Step-by-Step Return Instructions

\n
    \n
  1. Carefully pack the item in its original packaging
    2. \n
  2. Attach the return label to the outside of package
    3. \n
  3. Drop off at any post office or schedule pickup
    4. \n
  4. Track your return using the provided tracking number
    5. \n
\n
\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
Customer Name${cleanData.customer_name}
Email Address${cleanData.customer_email}
Product${cleanData.product_name}
Return Reason${cleanData.return_reason}
Original Purchase Date${cleanData.purchase_date}
Return Deadline${cleanData.return_deadline}
\n \n
\n \"Product\n

Product representation (actual item may vary)

\n
\n \n
\n

\ud83d\udcde Need Help?

\n

Contact our support team at user@example.com or call 1-800-RETURNS

\n
\n \n
\n

\ud83d\udce6 Track Your Return:

\n

${cleanData.tracking_url}

\n
\n

Return Guide Generated on ${new Date().toLocaleDateString()} at ${new Date().toLocaleTimeString()}

\n

This is an automated return authorization. Please keep this document for your records.

\n
\n
\n\n\n`;\n\n// Return the result\nreturn [{\n json: {\n html_content: html,\n customer_name: cleanData.customer_name,\n customer_email: cleanData.customer_email,\n order_id: cleanData.order_id,\n file_name: `return_guide_${cleanData.order_id}`\n }\n}];" }, "typeVersion": 2 }, { "id": "21b85c24-5bd7-47dd-b0d3-ee3ab96c3224", "name": "Merge", "type": "n8n-nodes-base.merge", "position": [ 544, 112 ], "parameters": {}, "typeVersion": 3.2 }, { "id": "baa731ae-cf48-41f8-869b-cc6b5c1971b9", "name": "Remove Duplicates", "type": "n8n-nodes-base.removeDuplicates", "position": [ 928, 112 ], "parameters": { "options": {} }, "typeVersion": 2 }, { "id": "e438ee05-1d2b-4f3b-8834-120d743f7c84", "name": "HTML to PDF", "type": "n8n-nodes-htmlcsstopdf.htmlcsstopdf", "position": [ 1712, -176 ], "parameters": { "html_content": "={{ $json.html_content }}" }, "credentials": { "htmlcsstopdfApi": { "name": "" } }, "typeVersion": 1 }, { "id": "c360666e-5bad-4fc1-969e-e9da7ccc135a", "name": "HTML/CSS to Image", "type": "n8n-nodes-htmlcsstoimage.htmlCssToImage", "position": [ 1712, 128 ], "parameters": { "html_content": "={{ $json.html_content }}" }, "credentials": { "htmlcsstoimgApi": { "name": "" } }, "typeVersion": 1 }, { "id": "8d26ce37-8064-4396-aa91-39aaaffe5c2d", "name": "Loop Over Items", "type": "n8n-nodes-base.splitInBatches", "position": [ 1456, -16 ], "parameters": { "options": { "reset": false } }, "typeVersion": 3 }, { "id": "3d5970f2-981f-4cd9-8dd0-691a9b9a91c9", "name": "Merge1", "type": "n8n-nodes-base.merge", "position": [ 2112, 0 ], "parameters": { "mode": "combine", "options": {}, "fieldsToMatchString": "success" }, "typeVersion": 3.2 }, { "id": "58f8f743-e22b-4c41-a47a-d29dddfee4f0", "name": "Send a message", "type": "n8n-nodes-base.gmail", "position": [ 2448, 0 ], "parameters": { "sendTo": "{{ $('Loop Over Items').item.json.customer_email }}", "message": "=Dear {{ $('Code in JavaScript').item.json.customer_name }},\n\nYour return request for order {{ $('Code in JavaScript').item.json.order_id }} has been approved.\n\nDOWNLOAD YOUR RETURN GUIDE:\nPDF Guide:{{ $json.pdf_url }} \nPNG Preview: {{ $json.image_url }}\n\nNEXT STEPS:\n1. Download and print the PDF return guide\n2. Follow the packaging instructions carefully\n3. Use the QR code for faster processing at drop-off\n4. Ship by {{ $('Remove Duplicates').item.json.return_deadline }}\n\nIMPORTANT: Return must be shipped by the deadline to be eligible for refund.\n\nQuestions? Reply to this email or contact our support team.\n\nBest regards,\nCustomer Service Team\n\n---\nThis return authorization was generated automatically on {{ $now.toFormat('yyyy-MM-dd') }}.\nPlease keep this email for your records.", "options": {}, "subject": "=Return Guide for Order {{ $('Loop Over Items').item.json.order_id }} - Action Required", "emailType": "text" }, "credentials": { "gmailOAuth2": { "name": "" } }, "typeVersion": 2.1 }, { "id": "0b1dfe14-47de-43c7-aff9-0a61ec2213ad", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -272, -16 ], "parameters": { "color": 7, "width": 384, "height": 432, "content": "## WEBHOOK TRIGGER\n\nPath: **/return-guide**\nMethod: **POST**\n\nExpected JSON:\n```\n{\n \"customer_name\": \"Jane Doe\",\n \"customer_email\": \"test@gmail.com\", \n \"order_id\": \"ORD123456\",\n \"return_reason\": \"Wrong size\",\n \"product_name\": \"Blue T-Shirt\",\n \"purchase_date\": \"2025-01-15\"\n}\n```\nTest URL: \n```https://your-n8n-instance.com/webhook/return-guide ```" }, "typeVersion": 1 }, { "id": "ef6eb130-73ed-4ccd-8d5d-a96f75d003ac", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -80, -304 ], "parameters": { "color": 7, "width": 368, "height": 224, "content": "## EMAIL VERIFICATION\n**Purpose**: Prevent **fraud** with disposable/fake emails\n\n**Valid email** \u2192 Continue workflow\n**Invalid email** \u2192 Stop and Error\n\nCredentials needed:\n- **VerifiEmail** API account\n- 100 free verifications/month" }, "typeVersion": 1 }, { "id": "cec3e76f-7a41-4f53-a134-7e43848655e2", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [ 496, 96 ], "parameters": { "color": 7, "width": 576, "height": 416, "content": "\n\n\n\n\n\n\n\n\n\n\n\n\n## DATA PREPARATION\n\n1. **Merge**: Combines email verification + webhook data\n2. **Set**: Adds calculated fields:\n - QR code URL (api.qrserver.com)\n - Return deadline (+7 days)\n - Tracking URL template\n - Static instructions\n3. **Remove Duplicates**: Cleans merged data" }, "typeVersion": 1 }, { "id": "96bc0a8c-2680-4839-90bd-5641b294afe1", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [ 1152, -368 ], "parameters": { "color": 7, "width": 272, "height": 480, "content": "## HTML TEMPLATE GENERATOR\n\nInputs: **Customer data** + **calculated fields**\n\nOutputs:\n- Professional **HTML return guide**\n- Includes **QR code**, instructions, customer details\n- Modern CSS styling\n- Ready for **PDF/Image** conversion\n\nFile naming: **return_guide_{order_id}**" }, "typeVersion": 1 }, { "id": "0b5e9a8e-3009-45d5-8642-dba4b1a33101", "name": "Sticky Note4", "type": "n8n-nodes-base.stickyNote", "position": [ 1648, -416 ], "parameters": { "color": 7, "width": 320, "height": 704, "content": "## PARALLEL CONVERSION\n**HTML to PDF**: For printing/official use\n**HTML to Image**: For email previews\n\n- Both run simultaneously from **Loop Over Items**\n\n- Output: S3 hosted files with **download URLs**\nFile retention: 30 days" }, "typeVersion": 1 }, { "id": "7800fed4-5072-4810-bd75-71e2851b02cb", "name": "Sticky Note5", "type": "n8n-nodes-base.stickyNote", "position": [ 2368, -352 ], "parameters": { "color": 7, "width": 304, "height": 496, "content": "## AUTOMATED EMAIL DELIVERY\n\nTo: **Customer email**(verified)\nSubject: Return Guide for Order {order_id}\n\nContains:\n- Plain text message\n- PDF download link\n- Image preview link\n- Return instructions\n- Deadline warning\n\n**Triggers**: After both files generated" }, "typeVersion": 1 }, { "id": "bd681c09-d39d-4fa2-91fd-5b063baebefc", "name": "Sticky Note6", "type": "n8n-nodes-base.stickyNote", "position": [ -736, -304 ], "parameters": { "color": 7, "width": 480, "height": 224, "content": "## VERIFIED RETURN GUIDE GENERATOR\n\nPurpose: **Fraud-proof return guide automation**\n\nFlow: \n- **Webhook \u2192 Verify \u2192 Process \u2192 Generate \u2192 Convert \u2192 Email**\n- **Features**: Email validation, QR codes, dual formats\n- **Time**: **~15-30** seconds per request\n- **Success Rate**: **95%+** for valid emails" }, "typeVersion": 1 }, { "id": "0ca8bdde-6679-4cc7-983a-873b75a7fac0", "name": "Sticky Note7", "type": "n8n-nodes-base.stickyNote", "position": [ 480, -608 ], "parameters": { "color": 7, "width": 304, "height": 400, "content": "## FRAUD PREVENTION\nInvalid emails are blocked:\n\n- Disposable emails (10minutemail.com)\n- Non-existent domains\n- Malformed addresses\n\nFailed validations:\n- Logged for review\n- No return guide generated\n- Protects against fake returns" }, "typeVersion": 1 }, { "id": "ca0aed99-24a7-4197-820b-7308cc3c7e17", "name": "Sticky Note8", "type": "n8n-nodes-base.stickyNote", "position": [ 2368, 304 ], "parameters": { "color": 7, "width": 336, "height": 336, "content": "## CUSTOMIZATION OPTIONS\n\nEasy changes:\n- Email template text\n- HTML styling/colors\n- QR code size/format\n- Return deadline (currently 7 days)\n- Company branding\n\nAdvanced:\n- Multiple product support\n- Different email templates\n- Custom tracking integration\n- Multi-language support" }, "typeVersion": 1 }, { "id": "setup-credentials-note", "name": "Credential Setup", "type": "n8n-nodes-base.stickyNote", "position": [ -736, 304 ], "parameters": { "color": 5, "width": 368, "height": 480, "content": "## CREDENTIAL SETUP REQUIRED\n\nBefore using this template, set up these credentials:\n\n1. **VerifiEmail API**: Sign up at verifi.email\n 2. **Gmail OAuth2**: Google Cloud Console required\n - Create OAuth 2.0 credentials\n - Enable Gmail API\n - Configure redirect URIs\n\n3. **HtmlCssToPdf API**: Get API key\n - Free tier available\n - ~$0.001 per PDF generated\n\n4. **HtmlCssToImage API**: Get API key\n - Free tier available\n - ~$0.001 per image generated\n\nSee documentation for detailed setup instructions." }, "typeVersion": 1 } ], "active": false, "settings": { "executionOrder": "v1" }, "versionId": "2bb970b1-01be-4c88-8c69-4743729e6820", "connections": { "Merge": { "main": [ [ { "node": "Edit Fields", "type": "main", "index": 0 } ] ] }, "Merge1": { "main": [ [ { "node": "Send a message", "type": "main", "index": 0 } ] ] }, "Switch": { "main": [ [ { "node": "Merge", "type": "main", "index": 0 } ], [ { "node": "Stop and Error", "type": "main", "index": 0 } ] ] }, "Webhook": { "main": [ [ { "node": "Verifi Email", "type": "main", "index": 0 }, { "node": "Merge", "type": "main", "index": 1 } ] ] }, "Edit Fields": { "main": [ [ { "node": "Remove Duplicates", "type": "main", "index": 0 } ] ] }, "HTML to PDF": { "main": [ [ { "node": "Merge1", "type": "main", "index": 0 } ] ] }, "Verifi Email": { "main": [ [ { "node": "Switch", "type": "main", "index": 0 } ] ] }, "Loop Over Items": { "main": [ [], [ { "node": "HTML/CSS to Image", "type": "main", "index": 0 }, { "node": "HTML to PDF", "type": "main", "index": 0 } ] ] }, "HTML/CSS to Image": { "main": [ [ { "node": "Merge1", "type": "main", "index": 1 } ] ] }, "Remove Duplicates": { "main": [ [ { "node": "Code in JavaScript", "type": "main", "index": 0 } ] ] }, "Code in JavaScript": { "main": [ [ { "node": "Loop Over Items", "type": "main", "index": 0 } ] ] } } }