import {
  Body,
  Controller,
  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 { CreateStockMovementDto, UpdatePartyOpeningDto } from './dto';
import { InventoryService } from './inventory.service';

type AuthUser = { organizationId: string };

@Controller('inventory')
@UseGuards(JwtAuthGuard, RolesGuard, SectionPermissionGuard)
@RequirePermission('products')
export class InventoryController {
  constructor(private readonly inventory: InventoryService) {}

  @Get()
  summary(@CurrentUser() user: AuthUser) {
    return this.inventory.getSummary(user.organizationId);
  }

  @Get('movements')
  movements(
    @CurrentUser() user: AuthUser,
    @Query('productId') productId?: string,
  ) {
    return this.inventory.listMovements(user.organizationId, productId);
  }

  @Post('movements')
  @Roles('owner', 'admin')
  addMovement(
    @CurrentUser() user: AuthUser,
    @Body() dto: CreateStockMovementDto,
  ) {
    return this.inventory.addManualMovement(user.organizationId, dto);
  }

  @Get('party/:personId')
  partyBalance(
    @CurrentUser() user: AuthUser,
    @Param('personId') personId: string,
  ) {
    return this.inventory.getPartyBalance(user.organizationId, personId);
  }

  @Patch('party/:personId/opening')
  @Roles('owner', 'admin')
  setOpening(
    @CurrentUser() user: AuthUser,
    @Param('personId') personId: string,
    @Body() dto: UpdatePartyOpeningDto,
  ) {
    return this.inventory.setPartyOpening(
      user.organizationId,
      personId,
      dto.amount,
      dto.note,
    );
  }
}