import { Injectable } from '@nestjs/common';
import Promotion from './promotions.entity';  
import { HttpService } from '@nestjs/axios'; 
import { Utility } from 'src/common/Utility';

@Injectable()
export class PromotionService {
    constructor(private readonly httpService: HttpService) { }

    async findAll(): Promise<{ rows: Promotion[], count: number }> {
        return Promotion.findAndCountAll();
    }

    async findByPk(id: number): Promise<Promotion> {
        return Promotion.findByPk(id);
    }

    findOne(promotion: Promotion): Promise<Promotion> {
        return Promotion.findOne({ where: promotion as any });
    }

    filter(promotion: Promotion): Promise<Promotion[]> {
        return Promotion.findAll({ where: promotion as any });
    }

    async remove(id: number): Promise<number> {
        return Promotion.destroy({ where: { id: id } });
    }

    async upsert(promotion: any, insertIfNotFound: boolean): Promise<Promotion | [affectedCount: number]> {
        if (promotion.id) {
            const existingPromotion = await this.findByPk(promotion.id);
            if (existingPromotion) {
                return Promotion.update(promotion, { where: { id: promotion.id } });
            }
        }
        if (insertIfNotFound) {
            return Promotion.create(promotion as any);
        }
    }
}