import {
  type CreateIndustryInput,
  createIndustryInputSchema,
  type IndustryDetail,
  type IndustryListQuery,
  industryListQuerySchema,
  type IndustryTreeItem,
  type ListResponse,
  Permission,
  type SetIndustryStatusInput,
  setIndustryStatusInputSchema,
  type UpdateIndustryInput,
  updateIndustryInputSchema,
} from '@lingxi/shared';
import {
  Body,
  Controller,
  Delete,
  Get,
  HttpCode,
  Inject,
  Param,
  Patch,
  Post,
  Query,
} from '@nestjs/common';
import { ApiBearerAuth, ApiOperation, ApiTags } from '@nestjs/swagger';

import { ZodValidationPipe } from '../../common/pipes/zod-validation.pipe';
import { Audit, RequirePermissions } from '../../common/security/decorators';
import { IndustriesService } from './industries.service';

@ApiTags('client-industries')
@ApiBearerAuth()
@Controller('industries')
export class IndustriesController {
  constructor(@Inject(IndustriesService) private readonly industries: IndustriesService) {}

  @Get()
  @RequirePermissions(Permission.CUSTOMER_READ)
  @ApiOperation({ summary: '两级行业树（一级 → 二级）' })
  list(
    @Query(new ZodValidationPipe(industryListQuerySchema)) query: IndustryListQuery,
  ): Promise<ListResponse<IndustryTreeItem>> {
    return this.industries.list(query);
  }

  @Get(':id')
  @RequirePermissions(Permission.CUSTOMER_READ)
  @ApiOperation({ summary: '行业详情与引用（子行业 / 客户 / 资产）' })
  detail(@Param('id') id: string): Promise<IndustryDetail> {
    return this.industries.detail(id);
  }

  @Post()
  @RequirePermissions(Permission.CUSTOMER_MANAGE)
  @Audit('client.industry.create')
  @ApiOperation({ summary: '新建一级 / 二级行业' })
  create(
    @Body(new ZodValidationPipe(createIndustryInputSchema)) input: CreateIndustryInput,
  ): Promise<IndustryDetail> {
    return this.industries.create(input);
  }

  @Patch(':id')
  @RequirePermissions(Permission.CUSTOMER_MANAGE)
  @Audit('client.industry.update')
  @ApiOperation({ summary: '更新行业名称 / 排序 / 备注（层级与上级不可变）' })
  update(
    @Param('id') id: string,
    @Body(new ZodValidationPipe(updateIndustryInputSchema)) input: UpdateIndustryInput,
  ): Promise<IndustryDetail> {
    return this.industries.update(id, input);
  }

  @Patch(':id/status')
  @RequirePermissions(Permission.CUSTOMER_MANAGE)
  @Audit('client.industry.status')
  @ApiOperation({ summary: '停用 / 启用行业（有启用子行业时禁止停用）' })
  setStatus(
    @Param('id') id: string,
    @Body(new ZodValidationPipe(setIndustryStatusInputSchema)) input: SetIndustryStatusInput,
  ): Promise<IndustryDetail> {
    return this.industries.setStatus(id, input);
  }

  @Delete(':id')
  @HttpCode(204)
  @RequirePermissions(Permission.CUSTOMER_MANAGE)
  @Audit('client.industry.delete')
  @ApiOperation({ summary: '删除行业（仅无子行业 / 客户 / 资产时）' })
  async remove(@Param('id') id: string): Promise<void> {
    await this.industries.remove(id);
  }
}