import { validate } from "@olagg/validate";
import { inject, injectable } from "tsyringe";
import Item from "../domain/entities/item";
import User from "../domain/entities/user";
import ItemRepository from "../domain/repositories/item.repository";
import UserRepository from "../domain/repositories/user.repository";
import ListItemsService from "../domain/services/listItems.service";
import listItemsSchema from "../domain/services/schemas/listItems.schema";
import { ListItemAttr } from "../domain/types/item.type";
import Result from "../utils/result";

@injectable()
export default class ListItemsServiceImpl implements ListItemsService {
    constructor(
        @inject("Items:ItemRepository") private repository: ItemRepository,
        @inject("Items:UserRepository") private userRepo: UserRepository
    ) { }

    @validate(listItemsSchema)
    async run(payload: ListItemAttr): Promise<Result<{ count: number, items: Item[] }>> {
        let user: User | undefined;
        if (payload.userId)
            user = await this.userRepo.find(payload.userId);
        const result = await this.repository.list(payload, user);
        return Result.success(result);
    }
}