import { Controller, Get, Post, Param, Req, UseGuards, BadRequestException } from '@nestjs/common';
import { ShopService } from './shop.service';
import { AuthGuard } from '../auth/guards/auth.guard';
import { Request } from 'express';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository } from 'typeorm';
import { Character } from '../character/entities/character.entity';

@Controller('shop')
@UseGuards(AuthGuard)
export class ShopController {
  constructor(
    private readonly shopService: ShopService,
    @InjectRepository(Character)
    private readonly characterRepo: Repository<Character>,
  ) {}

  @Get()
  async getCatalogue(@Req() req: Request) {
    const char = await this.getCharacter(req);
    return this.shopService.getCatalogue(char.id);
  }

  @Post('buy/:itemId')
  async buy(@Param('itemId') itemId: string, @Req() req: Request) {
    const char = await this.getCharacter(req);
    return this.shopService.buy(itemId, char.id);
  }

  @Post('sell/:charItemId')
  async sell(@Param('charItemId') charItemId: string, @Req() req: Request) {
    const char = await this.getCharacter(req);
    return this.shopService.sell(charItemId, char.id);
  }

  private async getCharacter(req: Request): Promise<Character> {
    const user = (req as any).user;
    const character = await this.characterRepo.findOne({ where: { userId: user.id } });
    if (!character) throw new BadRequestException('Aucun personnage trouvé');
    return character;
  }
}