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resources/js/Shared/Form/FileInput.vue

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+<template>
+  <div>
+    <label v-if="label" class="cursor-pointer text-gray-light text-lg mb-2"
+           @click="browse"
+    >{{ label }}:</label>
+    <div :class="{ error: error }">
+      <input ref="file" type="file"
+             :accept="accept" class="hidden"
+             @change="change"
+      >
+      <div v-if="!modelValue" class="py-2">
+        <button type="button" 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"
+                @click="browse"
+        >
+          Выбрать файл
+        </button>
+      </div>
+      <div v-else class="flex flex-col justify-center max-w-2xl mt-3 p-2 border rounded-md">
+        <div class="flex flex-col md:flex-row md:items-start md:justify-between p-1">
+          <div class="md:w-5/6 flex-1 flex flex-col pr-1 text-gray">
+            <span class="truncate">{{ modelValue.name }}</span>
+            <span class="text-xs text-gray-light">({{ filesize(modelValue.size) }})</span>
+          </div>
+          <button type="button" class="md:w-1/6 px-1 py-1 bg-indigo-300 hover:bg-indigo-100 rounded-sm text-xs font-medium text-white"
+                  @click="remove"
+          >
+            Удалить
+          </button>
+        </div>
+      </div>
+    </div>
+    <div v-if="error" class="text-red text-sm">
+      {{ error }}
+    </div>
+  </div>
+</template>
+
+<script>
+export default {
+    props: {
+        modelValue: File,
+        label: String,
+        accept: String,
+        error: String,
+    },
+    watch: {
+        modelValue(value) {
+            if (!value) {
+                this.$refs.file.value = ''
+            }
+        },
+    },
+    methods: {
+        filesize(size) {
+            var i = Math.floor(Math.log(size) / Math.log(1024))
+            return (size / Math.pow(1024, i) ).toFixed(2) * 1 + ' ' + ['B', 'kB', 'MB', 'GB', 'TB'][i]
+        },
+        browse() {
+            this.$refs.file.click()
+        },
+        change(e) {
+            this.$emit('update:modelValue', e.target.files[0])
+        },
+        remove() {
+            this.$emit('update:modelValue', null)
+        },
+    },
+}
+</script>