the-office/app/components/common/Skeleton.vue

<template>
  <div class="outer-skeleton">
    <div
      class="skeleton"
      :class="[animated ? undefined : 'no-animate']"
      :style="[style, innerStyle]"
    />
  </div>
</template>

<style lang="scss">
@use '@/scss/_variables.scss' as *;

.breadcrumb-skeleton {
  height: 48px;

  & > .card-body {
    padding: 0 0 0 1em;
    display: flex;
    align-items: center;
  }
}

.outer-skeleton {
  padding: 0.35em 0.3em 0.35em 0.35em;

  // .breadcrumb-skeleton > {
  //     display: inline-block;
  // }

  .skeleton {
    width: 100%;
    height: 100%;
    display: block;
    line-height: 1;
    background-size: 200px 100%;
    background-repeat: no-repeat;
    background-image: linear-gradient(
      90deg,
      var(--secondary-color, $gray-100),
      var(--primary-color, $gray-100),
      var(--secondary-color, $gray-100)
    );
    background-color: var(--secondary-color, $gray-100);
    animation: 1.25s ease-in-out 0s infinite normal none running SkeletonLoading;
    border-radius: var(--border-radius, 3px);

    &.no-animate {
      animation: none;
    }
  }
}

@-webkit-keyframes SkeletonLoading {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

@keyframes SkeletonLoading {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}
</style>

<script lang="ts">
import { defineComponent } from 'vue';

export default defineComponent({
  props: {
    innerStyle: {
      type: Object,
      default: null,
    },
    innerClass: {
      type: String,
      default: '',
    },
    animated: {
      type: Boolean,
      default: true,
    },
    borderRadius: {
      type: String,
      default: '',
    },
    primaryColor: {
      type: String,
      default: '',
    },
    secondaryColor: {
      type: String,
      default: '',
    },
  },

  computed: {
    style() {
      return {
        '--primary-color': this.primaryColor,
        '--secondary-color': this.secondaryColor,
        '--border-radius': this.borderRadius,
      };
    },
  },
});
</script>