import { Controller, Get, Post, Put, Delete, Body, Param, Query, UseGuards } from '@nestjs/common';
import { ApiTags, ApiOperation, ApiResponse, ApiParam, ApiQuery } from '@nestjs/swagger';
import { PushTemplateService } from './push-template.service';
import { CreatePushTemplateDto } from './dto/create-push-template.dto';
import { UpdatePushTemplateDto } from './dto/update-push-template.dto';
import { PushTemplate } from './models/push-template.model';
import { CurrentUser } from '../common/decorators/current-user.decorator';
import { AccessTokenPayload } from '../users/services/apple-auth.service';
import { JwtAuthGuard } from '../common/guards/jwt-auth.guard';

@ApiTags('推送模板')
@Controller('push-notifications/templates')
@UseGuards(JwtAuthGuard)
export class PushTemplateController {
  constructor(private readonly pushTemplateService: PushTemplateService) { }

  @Get()
  @ApiOperation({ summary: '获取所有推送模板' })
  @ApiResponse({ status: 200, description: '获取成功', type: [PushTemplate] })
  async getAllTemplates(): Promise<PushTemplate[]> {
    return this.pushTemplateService.getAllTemplates();
  }

  @Get('active')
  @ApiOperation({ summary: '获取所有活跃推送模板' })
  @ApiResponse({ status: 200, description: '获取成功', type: [PushTemplate] })
  async getActiveTemplates(): Promise<PushTemplate[]> {
    return this.pushTemplateService.getActiveTemplates();
  }

  @Get(':templateKey')
  @ApiOperation({ summary: '获取推送模板' })
  @ApiParam({ name: 'templateKey', description: '模板键' })
  @ApiResponse({ status: 200, description: '获取成功', type: PushTemplate })
  async getTemplate(@Param('templateKey') templateKey: string): Promise<PushTemplate> {
    return this.pushTemplateService.getTemplate(templateKey);
  }

  @Get('id/:id')
  @ApiOperation({ summary: '根据ID获取推送模板' })
  @ApiParam({ name: 'id', description: '模板ID' })
  @ApiResponse({ status: 200, description: '获取成功', type: PushTemplate })
  async getTemplateById(@Param('id') id: string): Promise<PushTemplate> {
    return this.pushTemplateService.getTemplateById(id);
  }

  @Post()
  @ApiOperation({ summary: '创建推送模板' })
  @ApiResponse({ status: 201, description: '创建成功', type: PushTemplate })
  async createTemplate(
    @Body() createTemplateDto: CreatePushTemplateDto,
  ): Promise<PushTemplate> {
    return this.pushTemplateService.createTemplate(createTemplateDto);
  }

  @Put(':id')
  @ApiOperation({ summary: '更新推送模板' })
  @ApiParam({ name: 'id', description: '模板ID' })
  @ApiResponse({ status: 200, description: '更新成功', type: PushTemplate })
  async updateTemplate(
    @Param('id') id: string,
    @Body() updateTemplateDto: UpdatePushTemplateDto,
  ): Promise<PushTemplate> {
    return this.pushTemplateService.updateTemplate(id, updateTemplateDto);
  }

  @Delete(':id')
  @ApiOperation({ summary: '删除推送模板' })
  @ApiParam({ name: 'id', description: '模板ID' })
  @ApiResponse({ status: 200, description: '删除成功' })
  async deleteTemplate(@Param('id') id: string): Promise<void> {
    return this.pushTemplateService.deleteTemplate(id);
  }

  @Put(':id/toggle')
  @ApiOperation({ summary: '激活/停用模板' })
  @ApiParam({ name: 'id', description: '模板ID' })
  @ApiResponse({ status: 200, description: '操作成功', type: PushTemplate })
  async toggleTemplateStatus(
    @Param('id') id: string,
    @Body() body: { isActive: boolean },
  ): Promise<PushTemplate> {
    return this.pushTemplateService.toggleTemplateStatus(id, body.isActive);
  }

  @Post('validate')
  @ApiOperation({ summary: '验证模板变量' })
  @ApiResponse({ status: 200, description: '验证成功' })
  async validateTemplateVariables(
    @Body() body: { template: string; requiredVariables: string[] },
  ): Promise<{ isValid: boolean; missingVariables: string[] }> {
    return this.pushTemplateService.validateTemplateVariables(body.template, body.requiredVariables);
  }

  @Post('extract-variables')
  @ApiOperation({ summary: '提取模板变量' })
  @ApiResponse({ status: 200, description: '提取成功' })
  async extractTemplateVariables(
    @Body() body: { template: string },
  ): Promise<{ variables: string[] }> {
    const variables = this.pushTemplateService.extractTemplateVariables(body.template);
    return { variables };
  }
}