chenhaodong / mew-iview

  <template>
      <div :class="classes" :style="style">
          <Notice v-for="notice in notices"
              :prefix-cls="prefixCls"
              :style="notice.style"
              :content="notice.content"
              :duration="notice.duration"
              :closable="notice.closable"
              :key="notice.key"

              :transition-name="notice.transitionName"

              :on-close="notice.onClose">
          </Notice>
      </div>
  </template>
  <script>
      import Notice from './notice.vue';
  
      const prefixCls = 'ivu-notification';
      let seed = 0;
      const now = Date.now();
  
      function getUuid () {
          return 'ivuNotification_' + now + '_' + (seed++);
      }
  
      export default {
          components: { Notice },
          props: {
              prefixCls: {
                  type: String,
                  default: prefixCls
              },
              style: {
                  type: Object,
                  default: function () {
                      return {
                          top: '65px',
                          left: '50%'

                      };

                  }
              },
              content: {
                  type: String
              },
              className: {
                  type: String

              }

          },
          data () {
              return {
                  notices: []

              };

          },
          computed: {
              classes () {
                  return [
                      `${this.prefixCls}`,
                      {
                          [`${this.className}`]: !!this.className
                      }

                  ];

              }
          },
          methods: {
              add (notice) {

                  const key = notice.key || getUuid();

  
                  let _notice = Object.assign({
                      style: {
                          right: '50%'
                      },
                      content: '',
                      duration: 1.5,
                      closable: false,
                      key: key
                  }, notice);
  
                  this.notices.push(_notice);
              },
              close (key) {
                  const notices = this.notices;
  
                  for (let i = 0; i < notices.length; i++) {
                      if (notices[i].key === key) {
                          this.notices.splice(i, 1);
                          break;
                      }
                  }
              }
          }

      };
  </script>