import { Controller, Get, Post, Param, Body, UseGuards, Request } from '@nestjs/common';
import { ApiTags, ApiOperation, ApiBearerAuth } from '@nestjs/swagger';
import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
import { RequireCapability } from '../../common/decorators/capability.decorator';
import { MonthlyActualsService } from './monthly-actuals.service';

@ApiTags('monthly-actuals')
@Controller('monthly-actuals')
@ApiBearerAuth()
@UseGuards(JwtAuthGuard)
export class MonthlyActualsController {
  constructor(private monthlyActualsService: MonthlyActualsService) {}

  @Get(':year/:month')
  @ApiOperation({ summary: 'Get monthly actuals grid for a specific month' })
  @RequireCapability('financials.actuals.view')
  async getGrid(@Param('year') year: string, @Param('month') month: string) {
    return this.monthlyActualsService.getActualsGrid(parseInt(year), parseInt(month));
  }

  @Post(':year/:month')
  @ApiOperation({ summary: 'Save monthly actuals (creates reconciled journal entry)' })
  @RequireCapability('financials.actuals.edit')
  async save(
    @Param('year') year: string,
    @Param('month') month: string,
    @Body() body: { lines: { accountId: string; amount: number }[] },
    @Request() req: any,
  ) {
    return this.monthlyActualsService.saveActuals(
      parseInt(year),
      parseInt(month),
      body.lines,
      req.user.sub,
    );
  }
}