import { createRoute, OpenAPIHono } from '@hono/zod-openapi';
import { z } from '@hono/zod-openapi';
import { AppDataSource } from '@/server/data-source';
import { ContactService } from '@/server/modules/contacts/contact.service';
import { ErrorSchema } from '@/server/utils/errorHandler';
import { authMiddleware } from '@/server/middleware/auth';
import { logger } from '@/server/utils/logger';
import { AuthContext } from '@/server/types/context';

// Initialize service
const contactService = new ContactService(AppDataSource);

// Path parameters schema
const ParamsSchema = z.object({
  id: z.coerce.number().int().positive().openapi({
    param: { name: 'id', in: 'path' },
    example: 1,
    description: '联系人ID'
  })
});

// Success response schema
const SuccessResponseSchema = z.object({
  code: z.number().openapi({ example: 200 }),
  message: z.string().openapi({ example: '联系人删除成功' }),
  data: z.object({
    success: z.boolean().openapi({ example: true })
  })
});

// Route definition
const routeDef = createRoute({
  method: 'delete',
  path: '/{id}',
  middleware: [authMiddleware],
  request: {
    params: ParamsSchema
  },
  responses: {
    200: {
      description: '联系人删除成功',
      content: {
        'application/json': { schema: SuccessResponseSchema }
      }
    },
    400: {
      description: '客户端错误',
      content: { 'application/json': { schema: ErrorSchema } }
    },
    401: {
      description: '未授权访问',
      content: { 'application/json': { schema: ErrorSchema } }
    },
    404: {
      description: '联系人不存在',
      content: { 'application/json': { schema: ErrorSchema } }
    },
    500: {
      description: '服务器错误',
      content: { 'application/json': { schema: ErrorSchema } }
    }
  }
});

// Create route instance
const deleteRoute = new OpenAPIHono<AuthContext>().openapi(routeDef, async (c) => {
  try {
    const { id } = c.req.valid('param');
    const user = c.get('user');
    
    if (!user) {
      return c.json({ 
        code: 401, 
        message: '未授权访问' 
      }, 401);
    }
    
    logger.api(`用户 ${user.id} 删除联系人: ${id}`);
    
    // Delete contact (soft delete)
    await contactService.remove(id);
    
    return c.json({
      code: 200,
      message: '联系人删除成功',
      data: { success: true }
    }, 200);
  } catch (err) {
    const error = err as Error;
    logger.error('删除联系人失败:', error);
    
    // Check if error is "contact not found"
    if (error.message === '联系人不存在') {
      return c.json({ 
        code: 404, 
        message: error.message 
      }, 404);
    }
    
    return c.json({
      code: 500,
      message: error.message || '删除联系人失败'
    }, 500);
  }
});

export default deleteRoute;