112 lines
3.2 KiB
Vue
112 lines
3.2 KiB
Vue
<template>
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<div>
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<label v-if="label" class="text-gray-light text-lg mb-2">{{ label }}:</label>
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<div :class="{ error: error }">
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<input
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ref="file"
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type="file"
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:accept="accept"
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multiple
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class="hidden"
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@change="change"
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/>
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<div v-if="!modelValue" class="py-2">
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<button
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type="button"
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class="px-6 py-2 bg-indigo-300 focus:ring-4 focus:ring-offset-1 focus:ring-orange focus:ring-opacity-20 focus:ring-offset-orange focus:outline-none focus:border-transparent rounded-sm text-sm text-white"
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@click="browse"
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>
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Выбрать файлы
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</button>
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</div>
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<div v-else class="flex flex-col justify-center max-w-lg mt-3 p-2 border rounded-md">
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<div
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v-for="(file, index) in modelValue"
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:key="index"
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class="flex items-center justify-between p-1"
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>
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<div class="flex-1 pr-1 text-gray">
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{{ file.name }}
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<span class="text-xs text-gray-light"
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>({{ filesize(file.size) }})</span
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>
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</div>
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<button
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type="button"
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class="px-4 py-1 bg-indigo-300 hover:bg-indigo-100 rounded-sm text-xs font-medium text-white"
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@click="remove(index)"
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>
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Удалить
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</button>
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</div>
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</div>
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</div>
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<div v-if="error" class="text-red text-sm">{{ error }}</div>
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</div>
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</template>
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<script>
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import helper from "@/includes/helper";
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export default {
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props: {
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modelValue: FileList,
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label: String,
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accept: String,
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error: String,
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},
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emits:['fileTime', 'update:modelValue'],
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methods: {
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filesize(size) {
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var i = Math.floor(Math.log(size) / Math.log(1024));
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return (
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(size / Math.pow(1024, i)).toFixed(2) * 1 +
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" " +
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["B", "kB", "MB", "GB", "TB"][i]
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);
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},
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browse() {
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this.$refs.file.click();
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},
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change(e) {
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const files = Array.from(e.target.files);
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const that = this;
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files.map(function (file) {
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if(file.type === "audio/mpeg"){
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var audioCtx = new (AudioContext || webkitAudioContext)();
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var readerAudio = new FileReader();
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readerAudio.readAsArrayBuffer(file);
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readerAudio.onload = function(ev) {
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audioCtx.decodeAudioData(ev.target.result).then(function(buffer) {
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that.$emit("fileTime", file.name + ',' + that.formatTimeSong(buffer.duration));
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});
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};
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}
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});
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this.$emit("update:modelValue", e.target.files);
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},
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formatTimeSong(value) {
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return helper.formatTime(value);
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},
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remove(file_index) {
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const dt = new DataTransfer();
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let files = Array.from(this.$refs.file.files);
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files.map(function (file, index) {
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if (index !== file_index) {
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dt.items.add(file);
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}
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});
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if (dt.files.length) {
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this.$refs.file.files = dt.files;
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this.$emit("update:modelValue", dt.files);
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} else {
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this.$refs.file.files = null;
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this.$emit("update:modelValue", null);
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}
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},
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},
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};
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</script>
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