015/front/components/FileIcon/Index.vue

<script setup lang="ts">
import { cx } from 'class-variance-authority'
export type filePreview = {
    type: string
    name: string
    size: number
}

import { LucideFileAudio, LucideFileVideo, LucideFile, LucideFileCode, LucideFileArchive, LucideFileText } from 'lucide-vue-next'
const props = withDefaults(
    defineProps<{
        file: File | filePreview
        class?: string
        size?: 'sm' | 'md' | 'lg'
    }>(),
    {
        size: 'md',
    }
)
const imageUrl = computed(() => {
    if (props?.file?.type?.startsWith('image/') && props?.file instanceof File) {
        return URL.createObjectURL(props?.file)
    }
    return null
})

onUnmounted(() => {
    if (imageUrl.value) {
        URL.revokeObjectURL(imageUrl.value)
    }
})

const fileIcon = computed(() => {
    const [baseType, type] = props?.file?.type?.split('/')
    if (baseType === 'video') {
        return LucideFileVideo
    }
    if (baseType === 'audio') {
        return LucideFileAudio
    }
    if (baseType === 'text' || ['json', 'ld+json', 'html']?.includes(type ?? '')) {
        return LucideFileCode
    }
    if (
        [
            'pdf',
            'msword',
            'vnd.openxmlformats-officedocument.wordprocessingml.document',
            'vnd.ms-excel',
            'vnd.openxmlformats-officedocument.spreadsheetml.sheet',
            'vnd.ms-powerpoint',
            'vnd.openxmlformats-officedocument.presentationml.presentation',
        ].includes(type ?? '')
    ) {
        return LucideFileText
    }
    if (['zip', 'vnd.rar', 'x-tar', 'gz', 'bz2', 'x-7z-compressed'].includes(type ?? '')) {
        return LucideFileArchive
    }
    return LucideFile
})
</script>

<template>
    <div v-if="!!imageUrl" :class="cx('flex overflow-hidden', size === 'sm' && 'max-w-20 max-h-16', size === 'md' && 'max-w-30 max-h-20')">
        <img :src="imageUrl" class="block max-w-full max-h-full object-contain border border-black/20 rounded" />
    </div>
    <div
        v-if="!imageUrl"
        :class="
            cx(
                'flex justify-center items-center bg-white/80',
                size === 'sm' && 'size-7 rounded-md',
                size === 'md' && 'size-16 rounded-xl',
                props?.class
            )
        "
    >
        <component :is="fileIcon" class="size-[62.5%]" />
    </div>
</template>