import {
  Body,
  Controller,
  Delete,
  Get,
  Param,
  Patch,
  Post,
  Query,
  UseGuards,
} from '@nestjs/common';
import { JwtAuthGuard } from '../auth/jwt-auth.guard';
import { RequirePermission, SectionPermissionGuard } from '../auth/section-permission.guard';
import { CurrentUser } from '../auth/current-user.decorator';
import { Roles } from '../auth/roles.decorator';
import { RolesGuard } from '../auth/roles.guard';
import type { Actor } from '../common/record-scope';
import {
  CreatePipelineDto,
  CreatePipelineStageDto,
  MergePipelineDto,
  ReorderPipelineStagesDto,
  UpdatePipelineStageDto,
} from './dto';
import { PipelinesService } from './pipelines.service';

@Controller('pipelines')
@UseGuards(JwtAuthGuard, RolesGuard, SectionPermissionGuard)
@RequirePermission('sales')
export class PipelinesController {
  constructor(private readonly pipelinesService: PipelinesService) {}

  @Get()
  list(
    @CurrentUser() user: Actor,
    @Query('forLens') forLens?: string,
  ) {
    return this.pipelinesService.list(user, forLens === '1');
  }

  @Get('board')
  board(
    @CurrentUser() user: Actor,
    @Query('pipelineId') pipelineId?: string,
    @Query('prior') prior?: string,
  ) {
    return this.pipelinesService.getBoard(user.organizationId, pipelineId, user, prior === 'all');
  }

  @Post()
  @Roles('owner', 'admin')
  create(
    @CurrentUser() user: { organizationId: string },
    @Body() dto: CreatePipelineDto,
  ) {
    return this.pipelinesService.create(user.organizationId, dto.name);
  }

  @Get(':pipelineId/merge-preview')
  @Roles('owner', 'admin')
  mergePreview(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
  ) {
    return this.pipelinesService.mergePreview(user.organizationId, pipelineId);
  }

  @Post(':pipelineId/merge')
  @Roles('owner', 'admin')
  merge(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
    @Body() dto: MergePipelineDto,
  ) {
    return this.pipelinesService.merge(user.organizationId, pipelineId, dto);
  }

  @Delete(':pipelineId')
  @Roles('owner', 'admin')
  remove(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
  ) {
    return this.pipelinesService.remove(user.organizationId, pipelineId);
  }

  @Post(':pipelineId/stages')
  @Roles('owner', 'admin')
  createStage(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
    @Body() dto: CreatePipelineStageDto,
  ) {
    return this.pipelinesService.createStage(
      user.organizationId,
      pipelineId,
      dto.name,
    );
  }

  @Patch(':pipelineId/stages/order')
  @Roles('owner', 'admin')
  reorderStages(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
    @Body() dto: ReorderPipelineStagesDto,
  ) {
    return this.pipelinesService.reorderStages(
      user.organizationId,
      pipelineId,
      dto.stageIds,
    );
  }

  @Patch(':pipelineId/stages/:stageId')
  @Roles('owner', 'admin')
  updateStage(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
    @Param('stageId') stageId: string,
    @Body() dto: UpdatePipelineStageDto,
  ) {
    return this.pipelinesService.updateStage(
      user.organizationId,
      pipelineId,
      stageId,
      dto.name,
    );
  }

  @Delete(':pipelineId/stages/:stageId')
  @Roles('owner', 'admin')
  deleteStage(
    @CurrentUser() user: { organizationId: string },
    @Param('pipelineId') pipelineId: string,
    @Param('stageId') stageId: string,
  ) {
    return this.pipelinesService.deleteStage(
      user.organizationId,
      pipelineId,
      stageId,
    );
  }
}