import ModalComponent from 'ghost-admin/components/modal-base';
import {alias, reads} from '@ember/object/computed';
import {computed} from '@ember/object';
import {inject as service} from '@ember/service';
import {task} from 'ember-concurrency';

export default ModalComponent.extend({
    settings: service(),
    membersUtils: service(),
    config: service(),
    page: 'signup',

    confirm() {},

    allowSelfSignup: alias('model.allowSelfSignup'),

    isStripeConfigured: reads('membersUtils.isStripeEnabled'),

    portalPreviewUrl: computed('page', 'isFreeChecked', 'isMonthlyChecked', 'isYearlyChecked', 'settings.{portalName,portalButton}', function () {
        const baseUrl = this.config.get('blogUrl');
        const portalBase = '/#/portal';
        const settingsParam = new URLSearchParams();
        settingsParam.append('button', this.settings.get('portalButton'));
        settingsParam.append('name', this.settings.get('portalName'));
        settingsParam.append('isFree', this.isFreeChecked);
        settingsParam.append('isMonthly', this.isMonthlyChecked);
        settingsParam.append('isYearly', this.isYearlyChecked);
        settingsParam.append('page', this.page);
        return `${baseUrl}${portalBase}?${settingsParam.toString()}`;
    }),

    isFreeChecked: computed('settings.portalPlans.[]', 'allowSelfSignup', function () {
        const allowedPlans = this.settings.get('portalPlans') || [];
        return (this.allowSelfSignup && allowedPlans.includes('free'));
    }),

    isMonthlyChecked: computed('settings.portalPlans.[]', 'isStripeConfigured', function () {
        const allowedPlans = this.settings.get('portalPlans') || [];
        return (this.isStripeConfigured && allowedPlans.includes('monthly'));
    }),

    isYearlyChecked: computed('settings.portalPlans.[]', 'isStripeConfigured', function () {
        const allowedPlans = this.settings.get('portalPlans') || [];
        return (this.isStripeConfigured && allowedPlans.includes('yearly'));
    }),

    init() {
        this._super(...arguments);
    },

    actions: {
        toggleFreePlan(isChecked) {
            this.updateAllowedPlan('free', isChecked);
        },
        toggleMonthlyPlan(isChecked) {
            this.updateAllowedPlan('monthly', isChecked);
        },
        toggleYearlyPlan(isChecked) {
            this.updateAllowedPlan('yearly', isChecked);
        },
        togglePortalButton(showBeacon) {
            this.settings.set('portalButton', showBeacon);
        },

        togglePortalName(showSignupName) {
            this.settings.set('portalName', showSignupName);
        },

        confirm() {
            return this.saveTask.perform();
        },

        isPlanSelected(plan) {
            const allowedPlans = this.settings.get('portalPlans');
            return allowedPlans.includes(plan);
        },

        switchPreviewPage(page) {
            this.set('page', page);
        }
    },

    updateAllowedPlan(plan, isChecked) {
        const allowedPlans = this.settings.get('portalPlans') || [];

        if (!isChecked) {
            this.settings.set('portalPlans', allowedPlans.filter(p => p !== plan));
        } else {
            allowedPlans.push(plan);
            this.settings.set('portalPlans', [...allowedPlans]);
        }
    },

    saveTask: task(function* () {
        yield this.settings.save();
        this.closeModal();
    }).drop()
});