Suivi Automatique des Prix avec Alertes Email

Ce workflow n8n vous permet de surveiller automatiquement les prix des produits sur Zalando. En utilisant Google Sheets pour enregistrer les données et Gmail pour envoyer des alertes, ce système assure que vous êtes toujours informé lorsque le prix d'un produit tombe en dessous de votre seuil d'alerte défini. Cela vous aide à optimiser vos achats et à maximiser vos économies sans effort manuel continu.

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📋 Suivi Automatique des Prix avec Alertes Email

💡 Description

Ce workflow n8n vous permet de surveiller automatiquement les prix des produits sur Zalando. En utilisant Google Sheets pour enregistrer les données et Gmail pour envoyer des alertes, ce système assure que vous êtes toujours informé lorsque le prix d'un produit tombe en dessous de votre seuil d'alerte défini. Cela vous aide à optimiser vos achats et à maximiser vos économies sans effort manuel continu.

📈 Impact & ROI: En automatisant le suivi des prix et en recevant des alertes instantanées, les utilisateurs peuvent réaliser des économies significatives sur leurs achats tout en économisant du temps précieux. Le ROI est amplifié par la réduction du travail manuel et l'optimisation des décisions d'achat.

🚀 Fonctionnalités Clés

  • ✅ Surveillance continue des prix - Restez informé en temps réel
  • ✅ Alertes personnalisées par email - Ne manquez jamais une opportunité d'économies
  • ✅ Intégration facile avec Google Sheets - Suivi organisé et accessible
  • ✅ Automatisation complète - Réduit le besoin de vérification manuelle

📊 Architecture Technique

14
Nodes
7
Connexions
3
Services

🔌 Services Intégrés

Google SheetsGmailHTTP Request

🔧 Composition du Workflow

NodeTypeDescription
Add Log in HistorygoogleSheetsTraitement des données
Update Products InfosgoogleSheetsTraitement des données
If price below price alertifCondition logique pour router le flux
List ProductsgoogleSheetsTraitement des données
Format ProductsetTraitement des données
Schedule TriggerscheduleTriggerTraitement des données
Scrap ProducthttpRequestRequête HTTP vers une API externe
Notify Price ReductiongmailTraitement des données
Monitor Zalando ProductformTriggerTraitement des données
Add ProductgoogleSheetsTraitement des données
Sticky Note1stickyNoteTraitement des données
Sticky NotestickyNoteTraitement des données
Sticky Note2stickyNoteTraitement des données
Sticky Note3stickyNoteTraitement des données

📖 Guide d'Implémentation

  1. Import du workflow: Téléchargez le fichier JSON et importez-le dans votre instance n8n
  2. Configuration des credentials: Configurez les accès pour chaque service utilisé
  3. Personnalisation: Adaptez les paramètres selon vos besoins spécifiques
  4. Test: Exécutez le workflow en mode test pour vérifier le bon fonctionnement
  5. Activation: Activez le workflow pour une exécution automatique

🏷️ Tags

suivi des prixalertes emailGoogle SheetsGmail

Structure JSON

Voir le code JSON complet
{
    "nodes": [
        {
            "id": "db39e47c-df1f-4fec-86e5-fc391cce68da",
            "name": "Add Log in History",
            "type": "n8n-nodes-base.googleSheets",
            "position": [
                1360,
                540
            ],
            "parameters": {
                "columns": {
                    "value": [],
                    "schema": [
                        {
                            "id": "price",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "price",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "name",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "name",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "link",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "link",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "update",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "update",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        }
                    ],
                    "mappingMode": "autoMapInputData",
                    "matchingColumns": [
                        "update"
                    ]
                },
                "options": [],
                "operation": "appendOrUpdate",
                "sheetName": {
                    "__rl": true,
                    "mode": "list",
                    "value": 440562612,
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit#gid=440562612",
                    "cachedResultName": "Pricing History"
                },
                "documentId": {
                    "__rl": true,
                    "mode": "list",
                    "value": "1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit?usp=drivesdk",
                    "cachedResultName": "Zalando Links"
                }
            },
            "credentials": {
                "googleSheetsOAuth2Api": {
                    "id": "1nTQmlgxR0AJJDGA",
                    "name": "n8ninja - Sheet"
                }
            },
            "typeVersion": 4.3
        },
        {
            "id": "56733bdb-8dc7-4c78-9df2-5ee147afe061",
            "name": "Update Products Infos",
            "type": "n8n-nodes-base.googleSheets",
            "position": [
                1360,
                360
            ],
            "parameters": {
                "columns": {
                    "value": [],
                    "schema": [
                        {
                            "id": "link",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "link",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "price",
                            "type": "string",
                            "display": true,
                            "required": false,
                            "displayName": "price",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "name",
                            "type": "string",
                            "display": true,
                            "required": false,
                            "displayName": "name",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "row_number",
                            "type": "string",
                            "display": true,
                            "removed": true,
                            "readOnly": true,
                            "required": false,
                            "displayName": "row_number",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        }
                    ],
                    "mappingMode": "autoMapInputData",
                    "matchingColumns": [
                        "link"
                    ]
                },
                "options": [],
                "operation": "update",
                "sheetName": {
                    "__rl": true,
                    "mode": "list",
                    "value": "gid=0",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit#gid=0",
                    "cachedResultName": "Links"
                },
                "documentId": {
                    "__rl": true,
                    "mode": "list",
                    "value": "1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit?usp=drivesdk",
                    "cachedResultName": "Zalando Links"
                }
            },
            "credentials": {
                "googleSheetsOAuth2Api": {
                    "id": "1nTQmlgxR0AJJDGA",
                    "name": "n8ninja - Sheet"
                }
            },
            "typeVersion": 4.3
        },
        {
            "id": "f87196d7-26ec-41d6-af04-c4b57f3ea899",
            "name": "If price below price alert",
            "type": "n8n-nodes-base.if",
            "position": [
                1360,
                740
            ],
            "parameters": {
                "options": [],
                "conditions": {
                    "options": {
                        "leftValue": "",
                        "caseSensitive": true,
                        "typeValidation": "strict"
                    },
                    "combinator": "and",
                    "conditions": [
                        {
                            "id": "0466f2d9-de7a-4017-933a-acda8fb84191",
                            "operator": {
                                "type": "number",
                                "operation": "lte"
                            },
                            "leftValue": "={{ parseFloat($json.price) }}",
                            "rightValue": "={{ parseFloat($('List Products').item.json.price_alert) }}"
                        }
                    ]
                }
            },
            "typeVersion": 2
        },
        {
            "id": "2663fb7a-08ab-45b7-b6d3-4eea495185c4",
            "name": "List Products",
            "type": "n8n-nodes-base.googleSheets",
            "position": [
                600,
                540
            ],
            "parameters": {
                "options": [],
                "sheetName": {
                    "__rl": true,
                    "mode": "list",
                    "value": "gid=0",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit#gid=0",
                    "cachedResultName": "Links"
                },
                "documentId": {
                    "__rl": true,
                    "mode": "list",
                    "value": "1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit?usp=drivesdk",
                    "cachedResultName": "Zalando Links"
                }
            },
            "credentials": {
                "googleSheetsOAuth2Api": {
                    "id": "1nTQmlgxR0AJJDGA",
                    "name": "n8ninja - Sheet"
                }
            },
            "typeVersion": 4.3
        },
        {
            "id": "5ae11ccd-ed5e-4e08-8f42-b3a1c45323df",
            "name": "Format Product",
            "type": "n8n-nodes-base.set",
            "position": [
                1060,
                540
            ],
            "parameters": {
                "options": [],
                "assignments": {
                    "assignments": [
                        {
                            "id": "77ef948b-e4a4-4695-a5e6-bbb21b99f177",
                            "name": "price",
                            "type": "string",
                            "value": "={{ parseFloat($json.data.split('\"twitter:data1\" content=\"')[1].split('\"')[0].split(' ')[1]) }}"
                        },
                        {
                            "id": "cf241232-d85d-40d7-bf5c-6d49336d6ce1",
                            "name": "name",
                            "type": "string",
                            "value": "={{ $json.data.split('<title>')[1].split('<\/title>')[0].split('-')[0] }} {{ $json.data.split('<title>')[1].split('<\/title>')[0].split('-')[1] }} {{ $json.data.split('<title>')[1].split('<\/title>')[0].split('-')[2] }}"
                        },
                        {
                            "id": "ca07eca0-8bad-4997-a124-e8636eb07bd5",
                            "name": "link",
                            "type": "string",
                            "value": "={{ $('List Products').item.json.link }}"
                        },
                        {
                            "id": "c2d92a0f-56cc-4b74-bbd3-d8a1bb0d6cd7",
                            "name": "update",
                            "type": "string",
                            "value": "={{ $now.format('D') }}"
                        },
                        {
                            "id": "af33b7f1-8367-4f05-bc7e-03d119c3ac76",
                            "name": "",
                            "type": "string",
                            "value": ""
                        }
                    ]
                }
            },
            "typeVersion": 3.3
        },
        {
            "id": "ae11877a-e83e-44c9-b6f2-b5cd0c8a3c1e",
            "name": "Schedule Trigger",
            "type": "n8n-nodes-base.scheduleTrigger",
            "position": [
                380,
                540
            ],
            "parameters": {
                "rule": {
                    "interval": [
                        []
                    ]
                }
            },
            "typeVersion": 1.1
        },
        {
            "id": "8361e609-0185-4939-92c4-07ec7826bdab",
            "name": "Scrap Product",
            "type": "n8n-nodes-base.httpRequest",
            "position": [
                820,
                540
            ],
            "parameters": {
                "url": "={{ $json.link }}",
                "options": []
            },
            "typeVersion": 4.1
        },
        {
            "id": "6a98aad8-9475-4243-948a-b904cde4687a",
            "name": "Notify Price Reduction",
            "type": "n8n-nodes-base.gmail",
            "position": [
                1600,
                720
            ],
            "parameters": {
                "sendTo": "n8n.ninja@gmail.com",
                "message": "=<h3>Price reduction alert for {{ $('Format Product').item.json[\"name\"] }}<\/h3>\n\n<p>New price {{ $('Format Product').item.json[\"price\"] }} CHF is bellow {{ $('List Products').item.json[\"price_alert\"] }} CHF<\/p>\n\nView product: {{ $('List Products').item.json[\"link\"] }}\n\n\n",
                "options": [],
                "subject": "=⚠️ Price Reduction: {{ $('Format Product').item.json.name }}\n"
            },
            "credentials": {
                "gmailOAuth2": {
                    "id": "DMcPDN0IHPwGmI7f",
                    "name": "Gmail account"
                }
            },
            "typeVersion": 2.1
        },
        {
            "id": "427f51a9-7ebf-42df-bb97-e0a17a37d2cb",
            "name": "Monitor Zalando Product",
            "type": "n8n-nodes-base.formTrigger",
            "position": [
                380,
                280
            ],
            "webhookId": "6da9a655-b46b-454d-bb96-32e203627a20",
            "parameters": {
                "path": "6da9a655-b46b-454d-bb96-32e203627a20",
                "options": [],
                "formTitle": "Add Product",
                "formFields": {
                    "values": [
                        {
                            "fieldLabel": "link",
                            "requiredField": true
                        },
                        {
                            "fieldType": "number",
                            "fieldLabel": "price_alert",
                            "requiredField": true
                        }
                    ]
                },
                "formDescription": "Past in a Zalando URL and the price bellow you would like to be notified"
            },
            "typeVersion": 2
        },
        {
            "id": "39711d6f-d699-415b-9a1b-3971839e7e8a",
            "name": "Add Product",
            "type": "n8n-nodes-base.googleSheets",
            "position": [
                580,
                280
            ],
            "parameters": {
                "columns": {
                    "value": {
                        "link": "={{ $json.link }}",
                        "price_alert": "={{ $json.price_alert }}"
                    },
                    "schema": [
                        {
                            "id": "link",
                            "type": "string",
                            "display": true,
                            "removed": false,
                            "required": false,
                            "displayName": "link",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "price_alert",
                            "type": "string",
                            "display": true,
                            "required": false,
                            "displayName": "price_alert",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "price",
                            "type": "string",
                            "display": true,
                            "removed": true,
                            "required": false,
                            "displayName": "price",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "name",
                            "type": "string",
                            "display": true,
                            "removed": true,
                            "required": false,
                            "displayName": "name",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        },
                        {
                            "id": "update",
                            "type": "string",
                            "display": true,
                            "removed": true,
                            "required": false,
                            "displayName": "update",
                            "defaultMatch": false,
                            "canBeUsedToMatch": true
                        }
                    ],
                    "mappingMode": "defineBelow",
                    "matchingColumns": [
                        "link"
                    ]
                },
                "options": [],
                "operation": "appendOrUpdate",
                "sheetName": {
                    "__rl": true,
                    "mode": "list",
                    "value": "gid=0",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit#gid=0",
                    "cachedResultName": "Links"
                },
                "documentId": {
                    "__rl": true,
                    "mode": "list",
                    "value": "1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg",
                    "cachedResultUrl": "https:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit?usp=drivesdk",
                    "cachedResultName": "Zalando Links"
                }
            },
            "credentials": {
                "googleSheetsOAuth2Api": {
                    "id": "1nTQmlgxR0AJJDGA",
                    "name": "n8ninja - Sheet"
                }
            },
            "typeVersion": 4.3,
            "alwaysOutputData": true
        },
        {
            "id": "881acff3-1736-4d53-8c3b-3354ec2da07b",
            "name": "Sticky Note1",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                400,
                -191
            ],
            "parameters": {
                "color": 6,
                "width": 275.01592825011585,
                "height": 439.37809705210145,
                "content": "# Setup\n### 1\/ Add Your credentials\n[Google SHeet](https:\/\/docs.n8n.io\/integrations\/builtin\/credentials\/google\/)\n\n### 2\/ Create a Google Spreadsheet that will be your database.\nCopy this template: \nhttps:\/\/docs.google.com\/spreadsheets\/d\/1sM66Rk10ZOhQKbawVB-xZ2WYhBeSr6wnJqvX6Aspbkg\/edit?usp=sharing\n\n### 3\/ Add products to monitor from this form \n# 👇"
            },
            "typeVersion": 1
        },
        {
            "id": "92ae590a-bf1d-4c17-a654-f281379fcee6",
            "name": "Sticky Note",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                1620,
                600
            ],
            "parameters": {
                "color": 6,
                "width": 275.01592825011585,
                "height": 93.37809705210145,
                "content": "### Fill with your email\n# 👇"
            },
            "typeVersion": 1
        },
        {
            "id": "8834da7f-7ca1-4cad-98b9-2335bfc81b8f",
            "name": "Sticky Note2",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                40,
                580
            ],
            "parameters": {
                "color": 6,
                "width": 275.01592825011585,
                "height": 136.37809705210145,
                "content": "### Change frequency 👉🏻\n\n(don't put less than once a day, or you will need to also add the hour in the format product node)\n"
            },
            "typeVersion": 1
        },
        {
            "id": "b1838412-6c3e-4519-8946-f6aeff0c9e8d",
            "name": "Sticky Note3",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                900,
                340
            ],
            "parameters": {
                "color": 7,
                "width": 202.64787116404852,
                "height": 85.79488430601403,
                "content": "### Crafted by the\n## [🥷 n8n.ninja](n8n.ninja)"
            },
            "typeVersion": 1
        }
    ],
    "pinData": [],
    "connections": {
        "Add Product": {
            "main": [
                [
                    {
                        "node": "List Products",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "List Products": {
            "main": [
                [
                    {
                        "node": "Scrap Product",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Scrap Product": {
            "main": [
                [
                    {
                        "node": "Format Product",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Format Product": {
            "main": [
                [
                    {
                        "node": "Add Log in History",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Update Products Infos",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "If price below price alert",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Schedule Trigger": {
            "main": [
                [
                    {
                        "node": "List Products",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Monitor Zalando Product": {
            "main": [
                [
                    {
                        "node": "Add Product",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "If price below price alert": {
            "main": [
                [
                    {
                        "node": "Notify Price Reduction",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}
                                

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