export class ItemsFactory {
    items: any[]

    constructor() {
        this.items = []
    }

    public getCount() {
        return this.items.length
    }

    public pushOrUpdate(item: any): any {
        const { _id, _variant } = item
        const index = this.items.findIndex(x => (x.variant.id === _id && x.variant._variant === _variant))

        if (index) {
            this.items[index] = item
        } else {
            this.items.push(item)
        }
    }
}