blank/src/server/api/roles/[id]/get.ts

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

// 路径参数Schema
const GetParamsSchema = z.object({
  id: z.coerce.number().int().positive().openapi({
    param: { name: 'id', in: 'path' },
    example: 1,
    description: '角色ID'
  })
});

// 路由定义
const routeDef = createRoute({
  method: 'get',
  path: '/{id}',
  middleware: [authMiddleware],
  request: {
    params: GetParamsSchema
  },
  responses: {
    200: {
      description: '获取角色详情成功',
      content: {
        'application/json': { 
          schema: z.object({
            code: z.number().openapi({ example: 200 }),
            message: z.string().openapi({ example: '获取角色详情成功' }),
            data: RoleSchema
          })
        }
      }
    },
    400: {
      description: '请求参数错误',
      content: {
        'application/json': { schema: ErrorSchema }
      }
    },
    404: {
      description: '角色不存在',
      content: {
        'application/json': { schema: ErrorSchema }
      }
    },
    500: {
      description: '服务器内部错误',
      content: {
        'application/json': { schema: ErrorSchema }
      }
    }
  },
  tags: ['角色管理']
});

// 创建路由实例
const app = new OpenAPIHono<AuthContext>().openapi(routeDef, async (c) => {
  try {
    const roleService = new RoleService(AppDataSource);
    const { id } = c.req.valid('param');
    
    const role = await roleService.findById(id);
    
    logger.api(`获取角色详情成功，ID: ${id}`);
    return c.json({
      code: 200,
      message: '获取角色详情成功',
      data: role
    }, 200);
  } catch (error) {
    const message = error instanceof Error ? error.message : '获取角色详情失败';
    const status = message.includes('不存在') ? 404 : 500;
    
    logger.error(`获取角色详情失败，ID: ${c.req.valid('param').id}, 错误: ${message}`);
    return c.json({
      code: status,
      message
    }, status);
  }
});

export default app;