/**
 * Netlify Function: Create Patient
 * POST /create-patient - Cria registro de paciente diretamente
 * Não cria auth user - apenas registro na tabela patients
 */

import type { Handler, HandlerEvent } from "@netlify/functions";

const SUPABASE_URL = "https://yuanqfswhberkoevtmfr.supabase.co";
const SUPABASE_ANON_KEY =
  "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6Inl1YW5xZnN3aGJlcmtvZXZ0bWZyIiwicm9sZSI6ImFub24iLCJpYXQiOjE3NTQ5NTQzNjksImV4cCI6MjA3MDUzMDM2OX0.g8Fm4XAvtX46zifBZnYVH4tVuQkqUH6Ia9CXQj4DztQ";

export const handler: Handler = async (event: HandlerEvent) => {
  const headers = {
    "Access-Control-Allow-Origin": "*",
    "Access-Control-Allow-Headers": "Content-Type, Authorization",
    "Access-Control-Allow-Methods": "POST, OPTIONS",
  };

  if (event.httpMethod === "OPTIONS") {
    return {
      statusCode: 200,
      headers,
      body: "",
    };
  }

  if (event.httpMethod !== "POST") {
    return {
      statusCode: 405,
      headers,
      body: JSON.stringify({ error: "Method Not Allowed" }),
    };
  }

  try {
    const authHeader =
      event.headers.authorization || event.headers.Authorization;

    if (!authHeader) {
      return {
        statusCode: 401,
        headers,
        body: JSON.stringify({ error: "Token não fornecido" }),
      };
    }

    const body = JSON.parse(event.body || "{}");

    // Validação dos campos obrigatórios
    if (
      !body.full_name ||
      !body.cpf ||
      !body.email ||
      !body.phone_mobile ||
      !body.created_by
    ) {
      return {
        statusCode: 400,
        headers,
        body: JSON.stringify({
          error:
            "Campos obrigatórios: full_name, cpf, email, phone_mobile, created_by",
        }),
      };
    }

    // Chama REST API do Supabase para criar paciente diretamente
    const response = await fetch(`${SUPABASE_URL}/rest/v1/patients`, {
      method: "POST",
      headers: {
        apikey: SUPABASE_ANON_KEY,
        Authorization: authHeader,
        "Content-Type": "application/json",
        Prefer: "return=representation",
      },
      body: JSON.stringify(body),
    });

    const data = await response.json();

    return {
      statusCode: response.status,
      headers: {
        ...headers,
        "Content-Type": "application/json",
      },
      body: JSON.stringify(data),
    };
  } catch (error) {
    console.error("Erro na API de create patient:", error);

    return {
      statusCode: 500,
      headers,
      body: JSON.stringify({
        error: "Erro interno no servidor",
        message: error instanceof Error ? error.message : "Erro desconhecido",
      }),
    };
  }
};