/**
 * Netlify Function: Create User With Password
 * POST /create-user-with-password - Cria usuário com senha
 * Usa Edge Function do Supabase (não Admin API)
 * Requer permissão de admin, gestor ou secretaria
 */

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, apikey",
    "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) {
      console.error("[create-user-with-password] Token não fornecido!");
      return {
        statusCode: 401,
        headers,
        body: JSON.stringify({
          error: "Token de autenticação é obrigatório",
        }),
      };
    }

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

    console.log(
      "[create-user-with-password] Recebido:",
      JSON.stringify({ ...body, password: "***" }, null, 2)
    );

    // Validações
    if (!body.email || !body.password || !body.full_name) {
      return {
        statusCode: 400,
        headers,
        body: JSON.stringify({
          error: "Campos obrigatórios: email, password, full_name",
        }),
      };
    }

    if (body.password.length < 6) {
      return {
        statusCode: 400,
        headers,
        body: JSON.stringify({
          error: "Senha deve ter no mínimo 6 caracteres",
        }),
      };
    }

    // 1. Criar usuário via Edge Function do Supabase
    console.log(
      "[create-user-with-password] Chamando Edge Function do Supabase..."
    );
    console.log(
      "[create-user-with-password] URL:",
      `${SUPABASE_URL}/functions/v1/create-user`
    );
    console.log("[create-user-with-password] Payload:", {
      email: body.email,
      has_password: !!body.password,
      full_name: body.full_name,
    });

    const createUserResponse = await fetch(
      `${SUPABASE_URL}/functions/v1/create-user`,
      {
        method: "POST",
        headers: {
          apikey: SUPABASE_ANON_KEY,
          Authorization: authHeader,
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          email: body.email,
          password: body.password,
          full_name: body.full_name,
          phone: body.phone || null,
          role: body.role || "user",
        }),
      }
    );

    console.log(
      "[create-user-with-password] Status da resposta:",
      createUserResponse.status
    );
    console.log(
      "[create-user-with-password] Status text:",
      createUserResponse.statusText
    );

    // Sempre tenta ler a resposta como JSON
    let responseData;
    try {
      responseData = await createUserResponse.json();
      console.log(
        "[create-user-with-password] Resposta JSON:",
        JSON.stringify(responseData, null, 2)
      );
    } catch (error) {
      const responseText = await createUserResponse.text();
      console.error(
        "[create-user-with-password] Resposta não é JSON:",
        responseText
      );
      console.error("[create-user-with-password] Erro ao parsear JSON:", error);
      return {
        statusCode: 500,
        headers: {
          ...headers,
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          error: "Erro ao processar resposta do Supabase",
          details: responseText,
        }),
      };
    }

    if (!createUserResponse.ok) {
      console.error(
        "[create-user-with-password] Erro ao criar usuário:",
        JSON.stringify(responseData, null, 2)
      );
      return {
        statusCode: createUserResponse.status,
        headers: {
          ...headers,
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          error:
            responseData.msg || responseData.message || "Erro ao criar usuário",
          details: responseData,
        }),
      };
    }

    // Verificar se a Edge Function retornou sucesso
    if (!responseData.success) {
      console.error(
        "[create-user-with-password] Edge Function retornou erro:",
        JSON.stringify(responseData, null, 2)
      );
      return {
        statusCode: 400,
        headers: {
          ...headers,
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          error: responseData.error || "Erro ao criar usuário",
          details: responseData,
        }),
      };
    }

    const userData = responseData.user;
    console.log(
      "[create-user-with-password] Usuário criado com sucesso:",
      userData.id
    );
    console.log(
      "[create-user-with-password] Resposta completa:",
      JSON.stringify(responseData, null, 2)
    );

    // A Edge Function já cria o perfil e atribui a role automaticamente
    // Retornar sucesso
    return {
      statusCode: 201,
      headers: {
        ...headers,
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        success: true,
        user: userData,
        message: responseData.message || "Usuário criado com sucesso",
      }),
    };
  } catch (error) {
    console.error("[create-user-with-password] Erro:", error);
    return {
      statusCode: 500,
      headers,
      body: JSON.stringify({
        error: "Erro interno no servidor",
        message: error instanceof Error ? error.message : "Erro desconhecido",
      }),
    };
  }
};