salix/modules/ticket/front/sms/index.js

import ngModule from '../module';
import Component from 'core/lib/component';
import './style.scss';

class Controller extends Component {
    open() {
        this.$.SMSDialog.show();
    }

    charactersRemaining() {
        const element = this.$.message;
        const value = element.input.value;

        const maxLength = 160;
        const textAreaLength = new Blob([value]).size;
        return maxLength - textAreaLength;
    }

    onResponse(response) {
        if (response === 'accept') {
            try {
                if (!this.sms.destination)
                    throw new Error(`The destination can't be empty`);
                if (!this.sms.message)
                    throw new Error(`The message can't be empty`);
                if (this.charactersRemaining() < 0)
                    throw new Error(`The message it's too long`);

                this.$http.post(`Tickets/${this.$params.id}/sendSms`, this.sms).then(res => {
                    this.vnApp.showMessage(this.$t('SMS sent!'));

                    if (res.data) this.emit('send', {response: res.data});
                });
            } catch (e) {
                this.vnApp.showError(this.$t(e.message));
                return false;
            }
        }
        return true;
    }
}

ngModule.vnComponent('vnTicketSms', {
    template: require('./index.html'),
    controller: Controller,
    bindings: {
        sms: '<',
    }
});