Stripe Purchase Auto-Credit Rewards

The workflow JSON

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{
  "name": "UnifyOne \u2014 Rewards Auto-Credit on Purchase",
  "description": "Listens for Stripe checkout.session.completed webhook events and automatically credits Rewards Keys to the purchasing user. 1 credit per $1 spent.",
  "nodes": [
    {
      "id": "stripe-webhook",
      "name": "Webhook: Stripe Event",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        200,
        300
      ],
      "parameters": {
        "path": "stripe-rewards-credit",
        "httpMethod": "POST",
        "responseMode": "responseNode"
      }
    },
    {
      "id": "filter-checkout",
      "name": "Filter: checkout.session.completed",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        420,
        300
      ],
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{ $json.body.type }}",
              "operation": "equal",
              "value2": "checkout.session.completed"
            }
          ]
        }
      }
    },
    {
      "id": "extract-data",
      "name": "Extract Purchase Data",
      "type": "n8n-nodes-base.code",
      "typeVersion": 1,
      "position": [
        640,
        200
      ],
      "parameters": {
        "jsCode": "const session = $input.first().json.body.data.object;\nconst amountTotal = session.amount_total || 0;\nconst credits = Math.floor(amountTotal / 100); // 1 credit per $1\nconst userId = session.metadata?.user_id || session.client_reference_id;\nreturn [{ json: { userId, credits, sessionId: session.id, amount: amountTotal } }];"
      }
    },
    {
      "id": "credit-api",
      "name": "HTTP: Credit Rewards Keys",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 3,
      "position": [
        860,
        200
      ],
      "parameters": {
        "method": "POST",
        "url": "={{ $env.UNIFYONE_API_URL }}/api/trpc/rewards.adminCredit",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "=Bearer {{ $env.UNIFYONE_API_KEY }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "contentType": "json",
        "body": {
          "json": {
            "userId": "={{ $json.userId }}",
            "credits": "={{ $json.credits }}",
            "reason": "=Purchase reward: Stripe session {{ $json.sessionId }}"
          }
        }
      }
    },
    {
      "id": "respond-ok",
      "name": "Respond: OK",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        1080,
        300
      ],
      "parameters": {
        "respondWith": "json",
        "responseBody": "{ \"received\": true }"
      }
    }
  ],
  "connections": {
    "Webhook: Stripe Event": {
      "main": [
        [
          {
            "node": "Filter: checkout.session.completed",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Filter: checkout.session.completed": {
      "main": [
        [
          {
            "node": "Extract Purchase Data",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Respond: OK",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract Purchase Data": {
      "main": [
        [
          {
            "node": "HTTP: Credit Rewards Keys",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP: Credit Rewards Keys": {
      "main": [
        [
          {
            "node": "Respond: OK",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "meta": {
    "envVarsRequired": [
      "UNIFYONE_API_URL",
      "UNIFYONE_API_KEY"
    ]
  }
}

About this workflow

UnifyOne — Rewards Auto-Credit on Purchase. Uses httpRequest. Webhook trigger; 5 nodes.

Source: https://github.com/t7451/unifyone-netlify-supabase/blob/5628fb97cc7e88522c6cbe0cbdbde238ce2ba6c2/n8n-workflows/rewards-auto-credit.json — original creator credit. Request a take-down →

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