/*
 * Copyright 2014-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import moment from 'moment-shortformat';

export default {
  props: {
    date: {
      type: null,
      default: null
    }
  },
  data: () => ({
    now: moment.now(),
    timer: null,
  }),
  computed: {
    timeAgo() {
      return moment(this.date).short(true, this.now);
    }
  },
  created() {
    this.timer = window.setInterval(() => {
      this.now = moment.now();
    }, 1000);
  },
  render() {
    return this._v(this.timeAgo);
  },
  beforeDestroy() {
    if (this.timer) {
      window.clearInterval(this.timer);
    }
  }
}
