import {
    Inject,
    Injectable,
} from '@angular/core';

import {
    KiteCheckoutInterface,
} from './../../../models/index';

import {
    CurrentEnvironmentService,
    GeneralBrandService,
} from './../../services/index';

@Injectable()
export default class KiteCheckoutService {
    private _checkout: KiteCheckoutInterface;

    constructor(
        @Inject('window')
        private _window: Window,
        private _generalBrandService: GeneralBrandService,
        private _currentEnvironmentService: CurrentEnvironmentService,
    ) {}

    public initCheckout() {
        this._checkout = (
            this._window as any
        ).KiteCheckout(
            this._currentEnvironmentService.isProduction() ?
                this._generalBrandService.getBrandSettings()
                    .publishableKey
                :
                this._generalBrandService.getBrandSettings()
                    .testPublishableKey,
        );
    }

    public get checkout(): KiteCheckoutInterface {
        if (!this._checkout) {
            this.initCheckout();
        }
        return this._checkout;
    }
}