{
  "name": "Autoescola - WhatsApp Evolution + OpenAI (v2)",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "webhook/autoescola"
      },
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook"
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "phone",
              "value": "={{$json[\"from\"]}}"
            },
            {
              "name": "message_id",
              "value": "={{$json[\"message_id\"]}}"
            },
            {
              "name": "text",
              "value": "={{$json[\"message\"]}}"
            },
            {
              "name": "timestamp",
              "value": "={{$json[\"timestamp\"]}}"
            }
          ]
        }
      },
      "name": "Set - Parse incoming",
      "type": "n8n-nodes-base.set"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "SELECT id FROM contacts WHERE phone = :phone",
        "options": {
          "queryOptions": {
            "parameters": {
              "phone": "={{$node[\"Set - Parse incoming\"].json[\"phone\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Find Contact",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO contacts (phone, name) VALUES (:phone, NULL); SELECT LAST_INSERT_ID() as id;",
        "options": {
          "queryOptions": {
            "parameters": {
              "phone": "={{$node[\"Set - Parse incoming\"].json[\"phone\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Create Contact",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "SELECT id FROM tickets WHERE contact_id = :contact_id AND status IN ('open','pending') ORDER BY updated_at DESC LIMIT 1",
        "options": {
          "queryOptions": {
            "parameters": {
              "contact_id": "={{$json[\"contact_id\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Find Ticket",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO tickets (contact_id, status) VALUES (:contact_id, 'open'); SELECT LAST_INSERT_ID() as id;",
        "options": {
          "queryOptions": {
            "parameters": {
              "contact_id": "={{$json[\"contact_id\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Create Ticket",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO messages (ticket_id, contact_id, direction, text) VALUES (:ticket_id, :contact_id, 'in', :text);",
        "options": {
          "queryOptions": {
            "parameters": {
              "ticket_id": "={{$json[\"ticket_id\"]}}",
              "contact_id": "={{$json[\"contact_id\"]}}",
              "text": "={{$node[\"Set - Parse incoming\"].json[\"text\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Insert Message In",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "requestMethod": "POST",
        "url": "https://api.openai.com/v1/chat/completions",
        "authentication": "headerAuth",
        "options": {},
        "headerParametersUi": {
          "parameter": [
            {
              "name": "Authorization",
              "value": "Bearer {{ $credentials.openaiApiKey.apiKey }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "bodyParametersJson": "={\"model\":\"gpt-4o-mini\",\"messages\":[{\"role\":\"system\",\"content\":\"Você é um atendente virtual da Autoescola Reciclus. Seja cordial, direto e simpático. Funções: responder dúvidas sobre aulas teóricas e práticas, agendamento, renovação de CNH; coletar nome completo, CPF e data de nascimento quando necessário; ao agendar, sempre pedir data e turno; seja breve e finalize perguntando se pode ajudar em mais algo.\"},{\"role\":\"user\",\"content\":\"{{$node[\\\"Set - Parse incoming\\\"].json[\\\"text\\\"]}}\"}],\"max_tokens\":250}"
      },
      "name": "HTTP Request - OpenAI",
      "type": "n8n-nodes-base.httpRequest"
    },
    {
      "parameters": {
        "functionCode": "const ai = $node[\"HTTP Request - OpenAI\"].json[\"choices\"] && $node[\"HTTP Request - OpenAI\"].json[\"choices\"][0] ? $node[\"HTTP Request - OpenAI\"].json[\"choices\"][0].message.content : 'Desculpe, não entendi.'; return [{json:{ai_response: ai}}];"
      },
      "name": "Function - Parse AI",
      "type": "n8n-nodes-base.function"
    },
    {
      "parameters": {
        "rules": [
          {
            "value1": "={{$node[\"Function - Parse AI\"].json[\"ai_response\"]}}",
            "operation": "contains",
            "value2": "agend"
          }
        ]
      },
      "name": "Switch - Intent",
      "type": "n8n-nodes-base.switch"
    },
    {
      "parameters": {
        "requestMethod": "POST",
        "url": "={{$env.EVOLUTION_API_URL}}",
        "options": {},
        "bodyParametersJson": "={\"to\":\"{{$node[\\\"Set - Parse incoming\\\"].json[\\\"phone\\\"]}}\",\"text\":\"{{$node[\\\"Function - Parse AI\\\"].json[\\\"ai_response\\\"]}}\"}",
        "headerParametersUi": {
          "parameter": [
            {
              "name": "Authorization",
              "value": "Bearer {{$env.EVOLUTION_API_TOKEN}}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        }
      },
      "name": "HTTP Request - Send via Evolution",
      "type": "n8n-nodes-base.httpRequest"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO messages (ticket_id, contact_id, direction, text) VALUES (:ticket_id, :contact_id, 'out', :text);",
        "options": {
          "queryOptions": {
            "parameters": {
              "ticket_id": "={{$json[\"ticket_id\"]}}",
              "contact_id": "={{$json[\"contact_id\"]}}",
              "text": "={{$node[\"Function - Parse AI\"].json[\"ai_response\"]}}"
            }
          }
        }
      },
      "name": "MySQL - Insert Message Out",
      "type": "n8n-nodes-base.mySql"
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO stats_daily (date, total_messages, total_tickets) VALUES (CURDATE(), 1, 0) ON DUPLICATE KEY UPDATE total_messages = total_messages + 1;",
        "options": {}
      },
      "name": "MySQL - Update Stats",
      "type": "n8n-nodes-base.mySql"
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "Set - Parse incoming",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set - Parse incoming": {
      "main": [
        [
          {
            "node": "MySQL - Find Contact",
            "type": "main",
            "index": 0
          },
          {
            "node": "MySQL - Create Contact",
            "type": "main",
            "index": 0
          },
          {
            "node": "MySQL - Find Ticket",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MySQL - Find Contact": {
      "main": [
        [
          {
            "node": "MySQL - Create Contact",
            "type": "main",
            "index": 0
          },
          {
            "node": "MySQL - Find Ticket",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MySQL - Create Contact": {
      "main": [
        [
          {
            "node": "MySQL - Find Ticket",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MySQL - Find Ticket": {
      "main": [
        [
          {
            "node": "MySQL - Create Ticket",
            "type": "main",
            "index": 0
          },
          {
            "node": "MySQL - Insert Message In",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MySQL - Create Ticket": {
      "main": [
        [
          {
            "node": "MySQL - Insert Message In",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MySQL - Insert Message In": {
      "main": [
        [
          {
            "node": "HTTP Request - OpenAI",
            "type": "main",
            "index": 0
          },
          {
            "node": "MySQL - Update Stats",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP Request - OpenAI": {
      "main": [
        [
          {
            "node": "Function - Parse AI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Function - Parse AI": {
      "main": [
        [
          {
            "node": "Switch - Intent",
            "type": "main",
            "index": 0
          },
          {
            "node": "HTTP Request - Send via Evolution",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Switch - Intent": {
      "main": [
        [
          {
            "node": "MySQL - Create Ticket",
            "type": "main",
            "index": 0
          }
        ],
        []
      ]
    },
    "HTTP Request - Send via Evolution": {
      "main": [
        [
          {
            "node": "MySQL - Insert Message Out",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}