import {
  Body,
  Controller,
  Delete,
  Get,
  HttpCode,
  HttpStatus,
  Param,
  ParseUUIDPipe,
  Patch,
  Post,
  Query,
} from '@nestjs/common';
import { ApiBearerAuth, ApiOperation, ApiTags } from '@nestjs/swagger';

import {
  RuleEngineCreate,
  RuleEngineDelete,
  RuleEngineUpdate,
  RuleEngineView,
} from '../../common/rule-engine-guards';

import { CreateTransitAgentDto } from './dto/create-transit-agent.dto';
import { UpdateTransitAgentDto } from './dto/update-transit-agent.dto';
import { TransitAgentsService } from './transit-agents.service';

@ApiTags('transit-agents')
@Controller('transit-agents')
@ApiBearerAuth()
export class TransitAgentsController {
  constructor(private readonly transitAgentsService: TransitAgentsService) {}

  @Get()
  @RuleEngineView('transit-agents')
  @ApiOperation({ summary: 'List transit agents' })
  findAll(@Query() query: Record<string, string | undefined>) {
    return this.transitAgentsService.findAll({
      isActive:
        query.isActive === 'all'
          ? undefined
          : query.isActive !== undefined
            ? query.isActive === 'true'
            : undefined,
      page: query.page ? parseInt(query.page, 10) : undefined,
      pageSize: query.pageSize ? parseInt(query.pageSize, 10) : undefined,
      sortBy: query.sortBy,
      sortOrder: query.sortOrder,
    });
  }

  /** Active + currently valid officers — the transit-assignee assignment dropdown. */
  @Get('assignable')
  @RuleEngineView('transit-agents')
  @ApiOperation({ summary: 'List transit agents assignable right now (active and in-window)' })
  findAssignable() {
    return this.transitAgentsService.findAssignable();
  }

  @Get(':id')
  @RuleEngineView('transit-agents')
  @ApiOperation({ summary: 'Get a transit agent by ID' })
  findOne(@Param('id', ParseUUIDPipe) id: string) {
    return this.transitAgentsService.findById(id);
  }

  @Post()
  @RuleEngineCreate('transit-agents')
  @ApiOperation({ summary: 'Create a transit agent' })
  create(@Body() dto: CreateTransitAgentDto) {
    return this.transitAgentsService.create(dto);
  }

  @Patch(':id')
  @RuleEngineUpdate('transit-agents')
  @ApiOperation({ summary: 'Update a transit agent' })
  update(@Param('id', ParseUUIDPipe) id: string, @Body() dto: UpdateTransitAgentDto) {
    return this.transitAgentsService.update(id, dto);
  }

  @Delete(':id')
  @RuleEngineDelete('transit-agents')
  @HttpCode(HttpStatus.NO_CONTENT)
  @ApiOperation({ summary: 'Soft-delete a transit agent' })
  remove(@Param('id', ParseUUIDPipe) id: string) {
    return this.transitAgentsService.remove(id);
  }
}