Pokerhub Hand Analysis Flow

The workflow JSON

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{
  "name": "PokerHub Hand Analysis Flow",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "poker-hand",
        "responseMode": "responseNode",
        "options": {}
      },
      "id": "webhook-trigger",
      "name": "Webhook - New Hand",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "url": "http://server:3001/hand/simulate",
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "playerCards",
              "value": "={{ $json.playerCards }}"
            },
            {
              "name": "communityCards",
              "value": "={{ $json.communityCards }}"
            },
            {
              "name": "numOpponents",
              "value": "={{ $json.numOpponents || 2 }}"
            }
          ]
        },
        "options": {}
      },
      "id": "simulate",
      "name": "Monte Carlo Simulation",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 3,
      "position": [
        480,
        300
      ]
    },
    {
      "parameters": {
        "url": "http://server:3001/bet/recommend",
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "winProbability",
              "value": "={{ $json.result.winProbability }}"
            },
            {
              "name": "equity",
              "value": "={{ $json.result.equity }}"
            },
            {
              "name": "potSize",
              "value": "={{ $('Webhook - New Hand').item.json.potSize || 200 }}"
            },
            {
              "name": "callAmount",
              "value": "={{ $('Webhook - New Hand').item.json.callAmount || 0 }}"
            },
            {
              "name": "playerStack",
              "value": "={{ $('Webhook - New Hand').item.json.playerStack || 5000 }}"
            },
            {
              "name": "phase",
              "value": "={{ $('Webhook - New Hand').item.json.phase || 'preflop' }}"
            },
            {
              "name": "numOpponents",
              "value": "={{ $('Webhook - New Hand').item.json.numOpponents || 2 }}"
            }
          ]
        },
        "options": {}
      },
      "id": "recommend",
      "name": "Bet Recommendation",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 3,
      "position": [
        720,
        300
      ]
    },
    {
      "parameters": {
        "operation": "insert",
        "schema": "public",
        "table": "hands",
        "columns": "player_cards, community_cards, phase, pot_size, win_probability",
        "additionalFields": {}
      },
      "id": "store-hand",
      "name": "Store Hand in DB",
      "type": "n8n-nodes-base.postgres",
      "typeVersion": 2,
      "position": [
        960,
        300
      ],
      "credentials": {
        "postgres": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ { simulation: $('Monte Carlo Simulation').item.json.result, recommendation: $('Bet Recommendation').item.json.recommendation, handId: $('Store Hand in DB').item.json.id } }}"
      },
      "id": "respond",
      "name": "Send Response",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        1200,
        300
      ]
    }
  ],
  "connections": {
    "Webhook - New Hand": {
      "main": [
        [
          {
            "node": "Monte Carlo Simulation",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Monte Carlo Simulation": {
      "main": [
        [
          {
            "node": "Bet Recommendation",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Bet Recommendation": {
      "main": [
        [
          {
            "node": "Store Hand in DB",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Store Hand in DB": {
      "main": [
        [
          {
            "node": "Send Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1"
  },
  "id": "pokerhub-flow-001"
}

Credentials you'll need

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• postgres

About this workflow

PokerHub Hand Analysis Flow. Uses httpRequest, postgres. Webhook trigger; 5 nodes.

Source: https://github.com/comarni/PokerHub/blob/1c443bd45b8f6cd88839200e12d62fae6ef6b166/n8n/poker-flow.json — original creator credit. Request a take-down →

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