x_admin/admin/src/components/material/file.vue

<template>
    <div>
        <div class="file-item relative" :style="{ height: fileSize, width: fileSize }">
            <el-image class="image" v-if="type == 'image'" fit="contain" lazy :src="uri"></el-image>
            <video class="video" v-else-if="type == 'video'" :src="uri"></video>
            <div
                v-if="type == 'video'"
                class="absolute left-1/2 top-1/2 translate-x-[-50%] translate-y-[-50%] rounded-full w-5 h-5 flex justify-center items-center bg-[rgba(0,0,0,0.3)]"
            >
                <icon name="el-icon-CaretRight" :size="18" color="#fff" />
            </div>
            <slot></slot>
        </div>
    </div>
</template>

<script lang="ts">
import { defineComponent } from 'vue'
export default defineComponent({
    props: {
        // 图片地址
        uri: {
            type: String
        },
        // 图片尺寸
        fileSize: {
            type: String,
            default: '100px'
        },
        // 文件类型
        ext: {
            type: String,
            default: ''
        }
    },
    emits: ['close'],
    computed: {
        type() {
            const imageExt = ['jpg', 'jpeg', 'png', 'gif', 'bmp']
            const videoExt = ['mp4', 'avi', 'mov']
            if (imageExt.includes(this.ext)) {
                return 'image'
            }
            if (videoExt.includes(this.ext)) {
                return 'video'
            }
            return 'file'
        }
    }
})
</script>

<style scoped lang="scss">
.file-item {
    box-sizing: border-box;
    position: relative;
    border-radius: 4px;
    overflow: hidden;

    background-color: var(--el-border-color-extra-light);
    border-width: 1px;
    border-color: var(--el-border-color-extra-light);

    .image,
    .video {
        display: block;
        box-sizing: border-box;
        width: 100%;
        height: 100%;
    }
}
</style>