import { createRoute, OpenAPIHono } from '@hono/zod-openapi'
import { AuthService } from '../../../modules/auth/auth.service'
import { UserService } from '../../../modules/users/user.service'
import { z } from 'zod'
import { AppDataSource } from '../../../data-source'
import { ErrorSchema } from '../../../utils/errorHandler'
import { AuthContext } from '../../../types/context'

const RegisterSchema = z.object({
  username: z.string().min(3).openapi({
    example: 'john_doe',
    description: '用户名'
  }),
  password: z.string().min(6).openapi({
    example: 'password123',
    description: '密码'
  }),
  email: z.string().email().openapi({
    example: 'john@example.com',
    description: '邮箱'
  })
})

const TokenResponseSchema = z.object({
  token: z.string().openapi({
    example: 'jwt.token.here',
    description: 'JWT Token'
  }),
  user: z.object({
    id: z.number(),
    username: z.string()
  })
})

const userService = new UserService(AppDataSource)
const authService = new AuthService(userService)

const registerRoute = createRoute({
  method: 'post',
  path: '/register',
  request: {
    body: {
      content: {
        'application/json': {
          schema: RegisterSchema
        }
      }
    }
  },
  responses: {
    201: {
      description: '注册成功',
      content: {
        'application/json': {
          schema: TokenResponseSchema
        }
      }
    },
    400: {
      description: '用户名已存在',
      content: {
        'application/json': {
          schema: ErrorSchema
        }
      }
    }
  }
})

const app = new OpenAPIHono<AuthContext>().openapi(registerRoute, async (c) => {
  const { username, password, email } = c.req.valid('json')
  const user = await userService.createUser({ username, password, email })
  const token = authService.generateToken(user)
  return c.json({ token, user }, 201)
})
export default app