import { verifyMinglarAdminToken } from '../../../common/middlewares/jwt/authForMinglarAdmin';
import { APIGatewayProxyEvent, APIGatewayProxyResult, Context } from 'aws-lambda';
import { prismaClient } from '../../../common/database/prisma.lambda.service';
import { safeHandler } from '../../../common/utils/handlers/safeHandler';
import ApiError from '../../../common/utils/helper/ApiError';
import { MinglarService } from '../services/minglar.service';

const minglarService = new MinglarService(prismaClient);

export const handler = safeHandler(async (
  event: APIGatewayProxyEvent,
  context?: Context
): Promise<APIGatewayProxyResult> => {
  // Extract token from headers
  const token = event.headers['x-auth-token'] || event.headers['X-Auth-Token']
  if(!token) {
    throw new ApiError(400, 'This is a protected route. Please provide a valid token.');
  }

  // Authenticate user using the shared authForHost function
  const userInfo = await verifyMinglarAdminToken(token);
  const user_xid = userInfo.id;

  // Parse request body
  let body: { password?: string; confirmPassword?: string };
  
  try {
    body = event.body ? JSON.parse(event.body) : {};
  } catch (error) {
    throw new ApiError(400, 'Invalid JSON in request body');
  }

  const { password, confirmPassword } = body;

  if (!password || !confirmPassword) {
    throw new ApiError(400, 'Password and confirm password are required');
  }

  // Validate password match
  if (password !== confirmPassword) {
    throw new ApiError(400, 'Password and confirm password do not match');
  }

  // Validate password length
  if (password.length < 8) {
    throw new ApiError(400, 'Password must be at least 8 characters long');
  }

  await minglarService.createPassword(user_xid, password);
  const userDetails = await minglarService.getBasicUserDetails(user_xid)

  return {
    statusCode: 200,
    headers: {
      'Content-Type': 'application/json',
      'Access-Control-Allow-Origin': '*',
    },
    body: JSON.stringify({
      success: true,
      message: 'Password created successfully',
      data: userDetails,
    }),
  };
});