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

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

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

import {
    KiteCheckout,
    KiteCheckoutSdk,
} from '@kite-tech/checkout-sdk';

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

    constructor(
        @Inject('brandSettings')
        private _brandSettings: BrandSettingsInterface,
        private _currentEnvironmentService: CurrentEnvironmentService,
    ) {}

    public initCheckout() {
        const isProduction = this._currentEnvironmentService.isProduction();
        this._checkout = KiteCheckout(
            isProduction
                ? this._brandSettings.publishableKey
                : this._brandSettings.testPublishableKey,
            isProduction,
        );
    }

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