From 23c7e687555d2e158faddde699b8819cae42ee9b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=89=E5=92=B2=E6=99=BA=E5=AD=90?= <sxzz@sxzz.moe>
Date: Mon, 2 Jan 2023 04:47:46 +0800
Subject: [PATCH] refactor(settings): replace file input with browser-fs-access

---
 components/common/CommonInputImage.vue | 93 +++++++++++---------------
 pages/settings/profile/appearance.vue  |  1 -
 2 files changed, 38 insertions(+), 56 deletions(-)

diff --git a/components/common/CommonInputImage.vue b/components/common/CommonInputImage.vue
index ebb2a74d..49a51db2 100644
--- a/components/common/CommonInputImage.vue
+++ b/components/common/CommonInputImage.vue
@@ -1,6 +1,9 @@
 <script lang="ts" setup>
+import { fileOpen } from 'browser-fs-access'
+import type { FileWithHandle } from 'browser-fs-access'
+
 const props = withDefaults(defineProps<{
-  modelValue?: File
+  modelValue?: FileWithHandle
   /** The image src before change */
   original?: string
   /** Allowed file types */
@@ -15,70 +18,56 @@ const props = withDefaults(defineProps<{
   allowedFileTypes: () => ['image/jpeg', 'image/png'],
   allowedFileSize: 1024 * 1024 * 5, // 5 MB
 })
-const emits = defineEmits<{
-  (event: 'update:modelValue', value: File): void
+const emit = defineEmits<{
+  (event: 'update:modelValue', value: FileWithHandle): void
+  (event: 'pick', value: FileWithHandle): void
   (event: 'error', code: number, message: string): void
 }>()
 
-const vmFile = useVModel(props, 'modelValue', emits, { passive: true })
+const file = useVModel(props, 'modelValue', emit, { passive: true })
 
 const { t } = useI18n()
 
-const elInput = ref<HTMLInputElement>()
-
-function clearInput() {
-  if (elInput.value)
-    elInput.value.value = ''
-}
-
-function selectImage(e: Event) {
-  const target = e.target as HTMLInputElement
-  const image = target.files?.[0]
-  if (!image) {
-    vmFile.value = image
-  }
-  else if (!props.allowedFileTypes.includes(image.type)) {
-    emits('error', 1, t('error.unsupported_file_format'))
-    clearInput()
-  }
-  else if (image.size > props.allowedFileSize) {
-    emits('error', 2, t('error.file_size_cannot_exceed_n_mb', [5]))
-    clearInput()
-  }
-  else {
-    vmFile.value = image
-    clearInput()
-  }
-}
-
 const defaultImage = computed(() => props.original || '')
 /** Preview of selected images */
 const previewImage = ref('')
 /** The current images on display */
 const imageSrc = computed<string>(() => previewImage.value || defaultImage.value)
 
-// Update the preview image when the input file change
-watch(vmFile, (image, _, onCleanup) => {
+const pickImage = async () => {
+  const image = await fileOpen({
+    description: 'Image',
+    mimeTypes: props.allowedFileTypes,
+  })
+
+  if (!props.allowedFileTypes.includes(image.type)) {
+    emit('error', 1, t('error.unsupported_file_format'))
+    return
+  }
+  else if (image.size > props.allowedFileSize) {
+    emit('error', 2, t('error.file_size_cannot_exceed_n_mb', [5]))
+    return
+  }
+
+  file.value = image
+  emit('pick', file.value)
+}
+
+watch(file, (image, _, onCleanup) => {
   let expired = false
   onCleanup(() => expired = true)
 
-  if (image) {
-    const reader = new FileReader()
-    reader.readAsDataURL(image)
-    reader.onload = (e) => {
-      if (expired)
-        return
-      previewImage.value = e.target?.result as string
-    }
-  }
-  else {
+  if (!image) {
     previewImage.value = ''
-    clearInput()
+    return
+  }
+  const reader = new FileReader()
+  reader.readAsDataURL(image)
+  reader.onload = (evt) => {
+    if (expired)
+      return
+    previewImage.value = evt.target?.result as string
   }
-})
-
-defineExpose({
-  clearInput,
 })
 </script>
 
@@ -89,6 +78,7 @@ defineExpose({
     flex justify-center items-center
     cursor-pointer
     of-hidden
+    @click="pickImage"
   >
     <img
       v-if="imageSrc"
@@ -110,12 +100,5 @@ defineExpose({
     >
       <div class="i-ri:loader-4-line animate-spin animate-duration-[2.5s]" text-4xl />
     </div>
-    <input
-      ref="elInput"
-      type="file"
-      absolute opacity-0 inset-0 z--1
-      :accept="allowedFileTypes.join(',')"
-      @change="selectImage"
-    >
   </label>
 </template>
diff --git a/pages/settings/profile/appearance.vue b/pages/settings/profile/appearance.vue
index bb1e28c8..58e8cd16 100644
--- a/pages/settings/profile/appearance.vue
+++ b/pages/settings/profile/appearance.vue
@@ -70,7 +70,6 @@ const { submit, submitting } = submitter(async ({ dirtyFields }) => {
         <div of-hidden bg="gray-500/20" aspect="3">
           <CommonInputImage
             v-if="isHydrated"
-            ref="elInputImage"
             v-model="form.header"
             :original="onlineSrc.header"
             w-full h-full