Générer automatiquement des publicités Google avec Claude 3.5, Channable et Relevance AI

• •Token Bot Slack ou URL Webhook
• •Peut nécessiter les informations d'identification d'authentification de l'API cible
• •Informations d'identification Google Sheets API

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  "nodes": [
    {
      "id": "b07b40c1-4c8c-4c35-aa07-be7025ed68b2",
      "name": "Obtenir le flux produits",
      "type": "n8n-nodes-base.httpRequest",
      "notes": "CORRECTED: Uses v1 API if available, or replace with your e-commerce platform feed endpoint",
      "position": [
        -1380,
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      ],
      "parameters": {
        "url": "={{$env.CHANNABLE_API_URL}}/v1/projects/{{$env.PROJECT_ID}}/items",
        "options": {},
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth"
      },
      "credentials": {
        "httpHeaderAuth": {
          "id": "luTyM3gZSgwhM8i0",
          "name": "Header Auth account"
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "4b90a3bc-da44-44bc-b19a-d81427545f26",
      "name": "Formater pour CSV",
      "type": "n8n-nodes-base.set",
      "notes": "Formats compliant ads into CSV structure",
      "position": [
        560,
        700
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 3.3
    },
    {
      "id": "bea6c2f0-4a95-4848-85a1-780cc048b26d",
      "name": "Alerte - Non conforme",
      "type": "n8n-nodes-base.slack",
      "notes": "Sends Slack alert for non-compliant ads. Can replace with Email node.",
      "position": [
        560,
        900
      ],
      "webhookId": "50d6fb83-2c83-4b57-80f9-5bb46d6b9fdf",
      "parameters": {
        "text": "=⚠️ Non-Compliant Ad Flagged\n\n*Product ID:* {{$json.product_id}}\n*Product Title:* {{$json.product_title}}\n*Category:* {{$json.category}}\n\n*Generated Headline:* {{$json.validated_headline}}\n*Generated Description:* {{$json.validated_description}}\n\n*Compliance Issues:* Check agent output\n\n*Timestamp:* {{$json.validation_timestamp}}",
        "otherOptions": {}
      },
      "typeVersion": 2.1
    },
    {
      "id": "95f53395-e93d-4309-8f98-d2b2378cbb13",
      "name": "Agréger les lots",
      "type": "n8n-nodes-base.aggregate",
      "notes": "Combines all processed batches into single dataset",
      "position": [
        760,
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      ],
      "parameters": {
        "options": {},
        "aggregate": "aggregateAllItemData"
      },
      "typeVersion": 1
    },
    {
      "id": "56492a38-1188-4b35-999f-14017ac76484",
      "name": "Enregistrer dans Google Sheets",
      "type": "n8n-nodes-base.googleSheets",
      "notes": "CORRECTED: Saves CSV data to Google Sheets instead of Channable API upload (which doesn't exist). You can then: 1) Import manually to Google Ads, 2) Use Channable scheduled import, or 3) Build Google Ads API direct upload",
      "position": [
        1160,
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      ],
      "parameters": {
        "options": {},
        "sheetName": {
          "__rl": true,
          "mode": "name",
          "value": "Generated Ads"
        },
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "={{$env.GOOGLE_SHEET_ID}}"
        }
      },
      "credentials": {
        "googleSheetsOAuth2Api": {
          "id": "0xHwEMloLvs9YH5S",
          "name": "Google Sheets account"
        }
      },
      "typeVersion": 4.4
    },
    {
      "id": "f25d680c-28ad-43f5-96c8-0f022cf1a710",
      "name": "Déclencheur planifié - Quotidien1",
      "type": "n8n-nodes-base.scheduleTrigger",
      "notes": "Triggers workflow daily at midnight. Can also be triggered manually.",
      "position": [
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      ],
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "0 0 * * *"
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          ]
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      },
      "typeVersion": 1
    },
    {
      "id": "01a193ae-a04f-4a04-9c3e-0a40c8e197c5",
      "name": "Diviser en lots1",
      "type": "n8n-nodes-base.splitInBatches",
      "notes": "Processes 50 products at a time to avoid API rate limits",
      "position": [
        -1140,
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      ],
      "parameters": {
        "options": {},
        "batchSize": 50
      },
      "typeVersion": 3
    },
    {
      "id": "50792985-2a29-4aeb-8191-2a1ef3d7ec97",
      "name": "Générer texte publicitaire - Relevance AI1",
      "type": "n8n-nodes-base.httpRequest",
      "notes": "CORRECTED: Uses /trigger endpoint with tool ID from environment variable. Get your actual tool ID after creating in Relevance AI.",
      "position": [
        -880,
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      ],
      "parameters": {
        "url": "={{$env.RELEVANCE_AI_API_URL}}/tools/google_text_ad_copy_generator/run",
        "method": "POST",
        "options": {
          "timeout": 60000
        },
        "jsonBody": "={\n  \"params\": {\n    \"product_title\": \"{{$json.title}}\",\n    \"product_description\": \"{{$json.description}}\",\n    \"price\": \"{{$json.price}}\",\n    \"category\": \"{{$json.category}}\",\n    \"brand\": \"{{$json.brand}}\"\n  }\n}",
        "sendBody": true,
        "specifyBody": "json",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth"
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      "credentials": {
        "httpHeaderAuth": {
          "id": "luTyM3gZSgwhM8i0",
          "name": "Header Auth account"
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "17d67f83-8300-41c5-a3ac-9b7ea4bc25c2",
      "name": "Valider les limites de caractères1",
      "type": "n8n-nodes-base.code",
      "notes": "Validates headline ≤30 chars and description ≤90 chars. This is the fix from the YouTube video for accurate character counting.",
      "position": [
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      ],
      "parameters": {
        "jsCode": "// Character limit validation with accurate counting\n\nconst headline = $input.item.json.headline || '';\nconst description = $input.item.json.description || '';\n\n// Function to accurately count displayed characters\nfunction getCharacterCount(str) {\n  str = str.trim();\n  return str.length;\n}\n\n// Validate headline (max 30 characters)\nlet headlineResult = {};\nconst headlineCount = getCharacterCount(headline);\n\nif (headlineCount > 30) {\n  let truncated = headline.substring(0, 27).trim();\n  truncated = truncated.replace(/[,.\\-:]$/, '');\n  headlineResult = {\n    headline: truncated + '...',\n    char_count: truncated.length + 3,\n    truncated: true,\n    original: headline\n  };\n} else {\n  headlineResult = {\n    headline: headline,\n    char_count: headlineCount,\n    truncated: false,\n    original: headline\n  };\n}\n\n// Validate description (max 90 characters)\nlet descriptionResult = {};\nconst descriptionCount = getCharacterCount(description);\n\nif (descriptionCount > 90) {\n  let truncated = description.substring(0, 87).trim();\n  truncated = truncated.replace(/[,.\\-:]$/, '');\n  descriptionResult = {\n    description: truncated + '...',\n    char_count: truncated.length + 3,\n    truncated: true,\n    original: description\n  };\n} else {\n  descriptionResult = {\n    description: description,\n    char_count: descriptionCount,\n    truncated: false,\n    original: description\n  };\n}\n\n// Return validated data with original product info\nreturn {\n  product_id: $input.item.json.product_id || $input.item.json.id,\n  product_title: $input.item.json.product_title || $input.item.json.title,\n  validated_headline: headlineResult.headline,\n  headline_char_count: headlineResult.char_count,\n  headline_truncated: headlineResult.truncated,\n  validated_description: descriptionResult.description,\n  description_char_count: descriptionResult.char_count,\n  description_truncated: descriptionResult.truncated,\n  category: $input.item.json.category,\n  final_url: $input.item.json.product_url || $input.item.json.link,\n  validation_timestamp: new Date().toISOString()\n};"
      },
      "typeVersion": 2
    },
    {
      "id": "534ea658-ea94-4d4c-a4e3-5d5fa1c699b6",
      "name": "Agent de vérification de conformité1",
      "type": "n8n-nodes-base.httpRequest",
      "notes": "CORRECTED: Uses /agents/trigger with agent_id in body. Get your actual agent ID from Relevance AI.",
      "position": [
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      ],
      "parameters": {
        "url": "={{$env.RELEVANCE_AI_API_URL}}/agents/google_ads_compliance_checker/run",
        "method": "POST",
        "options": {
          "timeout": 60000
        },
        "jsonBody": "={\n  \"message\": {\n    \"role\": \"user\",\n    \"content\": \"Check compliance for this ad: Headline: {{$json.validated_headline}}, Description: {{$json.validated_description}}, Category: {{$json.category}}\"\n  },\n  \"agent_id\": \"{{$env.RELEVANCE_AGENT_COMPLIANCE_ID}}\"\n}",
        "sendBody": true,
        "specifyBody": "json",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth"
      },
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        "httpHeaderAuth": {
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          "name": "Header Auth account"
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "c9bfe847-7215-4ae5-a61e-4eb24ae1da0c",
      "name": "SI conforme1",
      "type": "n8n-nodes-base.if",
      "notes": "Routes ads based on compliance status. APPROVED ads go to formatting, others trigger alert.",
      "position": [
        160,
        800
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "string": [
            {
              "value1": "={{$json.compliance_status || $json.output}}",
              "value2": "APPROVED",
              "operation": "contains"
            }
          ]
        }
      },
      "typeVersion": 2
    },
    {
      "id": "5a27e0f1-d4e7-4a81-9700-dd1c368fbb0b",
      "name": "Générer fichier CSV1",
      "type": "n8n-nodes-base.code",
      "notes": "Converts JSON to properly escaped CSV format",
      "position": [
        960,
        700
      ],
      "parameters": {
        "jsCode": "// Generate CSV from aggregated data\n\nconst items = $input.all();\n\n// CSV headers\nconst headers = ['product_id', 'headline', 'description', 'final_url', 'display_url'];\n\n// Create CSV rows\nconst rows = items.map(item => {\n  const json = item.json;\n  return [\n    json.product_id || '',\n    json.headline || '',\n    json.description || '',\n    json.final_url || '',\n    json.display_url || ''\n  ];\n});\n\n// Convert to CSV string\nconst csvRows = [headers, ...rows];\nconst csvString = csvRows\n  .map(row => row.map(cell => `\"${String(cell).replace(/\"/g, '\"\"')}\"`).join(','))\n  .join('\\n');\n\n// Return CSV data\nreturn {\n  csv_data: csvString,\n  total_ads: rows.length,\n  generated_at: new Date().toISOString(),\n  filename: `google_ads_${new Date().toISOString().split('T')[0]}.csv`\n};"
      },
      "typeVersion": 2
    },
    {
      "id": "55d4429b-b4a9-4a19-bb34-2f58d7881a5c",
      "name": "Notification de succès1",
      "type": "n8n-nodes-base.slack",
      "notes": "Sends success notification with summary",
      "position": [
        1360,
        700
      ],
      "webhookId": "04afb760-a7e8-4d2d-9827-1ed01108405d",
      "parameters": {
        "text": "=✅ *Google Ads Generation Complete*\n\n📊 *Summary:*\n• Total Ads Generated: {{$node['Generate CSV File1'].json.total_ads}}\n• Saved to Google Sheets: {{$env.GOOGLE_SHEET_ID}}\n• Timestamp: {{$node['Generate CSV File1'].json.generated_at}}\n\n🎯 *Next Steps:*\n• Review ads in Google Sheet\n• Import to Google Ads (manual or scheduled)\n• Monitor for disapprovals in 24 hours\n\n💡 CSV filename: {{$node['Generate CSV File1'].json.filename}}",
        "otherOptions": {}
      },
      "typeVersion": 2.1
    },
    {
      "id": "9af47779-8ca3-4e7c-9d3d-76f419c45361",
      "name": "Note adhésive",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -2060,
        760
      ],
      "parameters": {
        "width": 360,
        "height": 220,
        "content": "## 🟦 Schedule Trigger - Daily\n\n### 🕓 Purpose: Automatically runs every night at midnight (0 0 * * *).\nTip: You can also execute manually for testing.\n\n💡 Use to refresh and generate new ad copy daily."
      },
      "typeVersion": 1
    },
    {
      "id": "d563b4b9-7239-4bb1-ab62-73b924643715",
      "name": "Note adhésive1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1500,
        400
      ],
      "parameters": {
        "width": 340,
        "height": 320,
        "content": "## 🟦 Get Product Feed (Channable)\n### 📦 Purpose: Fetches live product data (title, price, brand, description, category).\nAPI: GET {{$env.CHANNABLE_API_URL}}/v1/projects/{{$env.PROJECT_ID}}/items\n\n#### ⚙️ Replace or connect to your store’s API if Channable isn’t used.\n✅ Returns all active products for ad generation."
      },
      "typeVersion": 1
    },
    {
      "id": "538ff6d6-5496-42db-90c4-2f22a1f228f4",
      "name": "Note adhésive2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1240,
        980
      ],
      "parameters": {
        "width": 320,
        "height": 240,
        "content": "## 🟦 Split Into Batches\n\n### 🧮 Purpose: Processes up to 50 products per batch.\n\nPrevents hitting API rate limits from Relevance AI or Channable.\n⚡ Adjust batch size depending on product volume and plan limits."
      },
      "typeVersion": 1
    },
    {
      "id": "bb106886-79a8-437c-8f74-50939befe720",
      "name": "Note adhésive4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1020,
        400
      ],
      "parameters": {
        "width": 340,
        "height": 320,
        "content": "## 🟦 Generate Ad Copy - Relevance AI\n### ✍️ Purpose: Calls your Relevance AI Tool to generate Google Ads headlines & descriptions.\nAPI: POST /tools/google_text_ad_copy_generator/run\n\nUses product title, description, price, brand, and category.\n🧠 Model: Claude 3.5 / GPT-4 via Relevance AI."
      },
      "typeVersion": 1
    },
    {
      "id": "eabe3ce0-d216-426d-8cc3-e1411f36c385",
      "name": "Note adhésive3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -680,
        980
      ],
      "parameters": {
        "width": 320,
        "height": 300,
        "content": "## 🟦 Validate Character Limits\n\n🔍 Purpose: Ensures headlines ≤30 chars and descriptions ≤90 chars.\n\nUses JavaScript to count accurately and truncate gracefully.\n✨ Automatically cleans trailing punctuation and spaces.\n💡 Fixes the common issue where ads get disapproved for “too long” text."
      },
      "typeVersion": 1
    },
    {
      "id": "adb78971-8b7e-4eaf-9d9a-c47439b35c12",
      "name": "Note adhésive5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -320,
        400
      ],
      "parameters": {
        "width": 340,
        "height": 320,
        "content": "## 🟦 Compliance Check Agent\n\n🧠 Purpose: Checks generated ad text for Google Ads policy compliance.\nAPI: POST /agents/google_ads_compliance_checker/run\n\nFlags emojis, exaggerated claims, restricted terms, etc.\nReturns \"APPROVED\" or \"REJECTED\".\n🔐 Uses your Relevance AI Agent ID."
      },
      "typeVersion": 1
    }
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