recca0120 / laravel-terminal

'use strict';

export default class Loading {

    constructor(term) {

        this.$term = term;

        Object.assign(this, {

            anim: ['/', '|', '\\', '-'],

            prompt: null,

            delay: 50,

            intervalId: null,

            counter: 0

        });

    }

    show() {

        this.counter++;

        this.$term.disable();

        this.prompt = this.$term.get_prompt();

        let i = 0;

        this.intervalId = setInterval(() => {

            this.$term.set_prompt(this.anim[i++]);

            if (i > this.anim.length - 1) {

                i = 0;

            }

        }, this.delay);

    }

    hide() {

        this.counter--;

        if (this.counter <= 0) {

            clearInterval(this.intervalId);

            this.$term.enable();

            this.$term.set_prompt(this.prompt);

            this.counter = 0;

        }

    }

}