JOJO
d639278182
- 将 local-files 事件类型由 FileList 改为 File[]，避免 WebView 中 FileList 在 input 清空后失效 - 屏蔽文件选择器关闭后 500ms 内的 backdrop click，防止 touch 穿透误关 overlay - 延迟 200ms 清空 input value，避免国产手机 WebView 异步填充 files 被截断
289 lines
6.9 KiB
Vue
289 lines
6.9 KiB
Vue
<template>
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<transition name="overlay-fade">
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<div v-if="open" class="image-picker-backdrop" @click.self="close">
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<div class="image-picker-panel">
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<div class="header">
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<div class="header-left">
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<div class="title">选择图片（最多9张）</div>
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<button type="button" class="local-btn" :disabled="uploading" @click="triggerLocal">
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{{ uploading ? '上传中...' : '从本地发送' }}
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</button>
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<input
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ref="localInput"
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type="file"
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class="file-input-hidden"
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accept="image/*"
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multiple
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@change="onLocalChange"
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/>
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</div>
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<button class="close-btn" @click="close">×</button>
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</div>
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<div class="body">
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<div v-if="loading" class="loading">加载中...</div>
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<div v-else-if="!images.length" class="empty">未找到图片文件</div>
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<div v-else class="grid">
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<div
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v-for="item in images"
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:key="item.path"
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class="card"
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:class="{ selected: selectedSet.has(item.path) }"
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@click="toggle(item.path)"
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:title="item.path"
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>
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<img :src="previewUrl(item.path)" :alt="item.name" />
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<div class="name">{{ item.name }}</div>
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</div>
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</div>
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</div>
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<div class="footer">
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<div class="count">已选 {{ selectedSet.size }} / 9</div>
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<div class="actions">
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<button type="button" class="btn secondary" @click="close">取消</button>
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<button
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type="button"
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class="btn primary"
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:disabled="!selectedSet.size"
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@click="confirm"
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>
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确认
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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>
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</transition>
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</template>
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<script setup lang="ts">
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import { computed, ref, watch, onMounted, withDefaults } from 'vue';
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interface ImageEntry {
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name: string;
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path: string;
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}
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const props = withDefaults(
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defineProps<{
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open: boolean;
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entries: ImageEntry[];
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initialSelected: string[];
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loading: boolean;
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uploading?: boolean;
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}>(),
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{
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uploading: false
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}
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);
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const emit = defineEmits<{
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(e: 'close'): void;
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(e: 'confirm', list: string[]): void;
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(e: 'local-files', files: File[] | null): void;
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}>();
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const selectedSet = ref<Set<string>>(new Set(props.initialSelected || []));
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const localInput = ref<HTMLInputElement | null>(null);
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let ignoreBackdropClickUntil = 0;
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watch(
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() => props.initialSelected,
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(val) => {
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selectedSet.value = new Set(val || []);
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}
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);
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const images = computed(() => props.entries || []);
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const toggle = (path: string) => {
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if (!path) return;
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const set = new Set(selectedSet.value);
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if (set.has(path)) {
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set.delete(path);
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} else {
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if (set.size >= 9) return;
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set.add(path);
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}
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selectedSet.value = set;
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};
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const close = () => {
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if (Date.now() < ignoreBackdropClickUntil) return;
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emit('close');
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};
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const confirm = () => emit('confirm', Array.from(selectedSet.value));
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const triggerLocal = () => {
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if (props.uploading) return;
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// 屏蔽接下来 500ms 内的 backdrop click，防止系统文件选择器关闭后的 touch 穿透误关 overlay
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ignoreBackdropClickUntil = Date.now() + 500;
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localInput.value?.click();
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};
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const onLocalChange = (event: Event) => {
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const target = event.target as HTMLInputElement;
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const rawFiles = target?.files;
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// 某些 WebView（尤其国产手机）在 input value 被清空后 FileList 会失效，先深拷贝
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const files = rawFiles && rawFiles.length ? Array.from(rawFiles) : null;
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if (!files || files.length === 0) {
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console.warn('[ImagePicker] change fired but files empty — likely WebView compat issue');
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emit('local-files', null);
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} else {
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emit('local-files', files);
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}
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// 延迟清空：国产手机 WebView 中 files 填充可能是异步的，立即清空会导致 files 被截断
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setTimeout(() => {
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if (target) target.value = '';
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}, 200);
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};
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const previewUrl = (path: string) => `/api/gui/files/download?path=${encodeURIComponent(path)}`;
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onMounted(() => {
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selectedSet.value = new Set(props.initialSelected || []);
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});
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</script>
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<style scoped>
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.image-picker-backdrop {
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position: fixed;
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inset: 0;
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background: var(--overlay-scrim);
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display: flex;
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align-items: center;
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justify-content: center;
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z-index: 1200;
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}
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.image-picker-panel {
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width: min(980px, 92vw);
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max-height: 88vh;
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background: var(--surface-panel);
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color: var(--text-primary);
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border: 1px solid var(--border-default);
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border-radius: 12px;
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display: flex;
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flex-direction: column;
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box-shadow: 0 16px 40px var(--shadow-color);
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}
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.header {
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 14px 16px;
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border-bottom: 1px solid var(--border-default);
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}
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.header-left {
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display: flex;
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align-items: center;
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gap: 10px;
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}
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.title {
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font-weight: 600;
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}
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.local-btn {
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border: 1px solid var(--border-strong);
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padding: 4px 10px;
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border-radius: 8px;
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background: var(--surface-raised);
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color: var(--text-secondary);
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font-size: 12px;
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cursor: pointer;
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}
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.local-btn:disabled {
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opacity: 0.5;
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cursor: not-allowed;
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}
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.close-btn {
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background: transparent;
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color: var(--text-tertiary);
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border: none;
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font-size: 20px;
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cursor: pointer;
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}
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.body {
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padding: 12px 16px;
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overflow: auto;
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flex: 1;
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}
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.grid {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
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gap: 12px;
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}
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.card {
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border: 1px solid var(--border-default);
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border-radius: 10px;
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background: var(--surface-card);
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cursor: pointer;
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overflow: hidden;
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display: flex;
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flex-direction: column;
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}
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.card img {
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width: 100%;
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height: 120px;
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object-fit: cover;
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background: var(--surface-base);
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}
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.card .name {
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padding: 8px 10px;
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font-size: 12px;
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color: var(--text-secondary);
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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.card.selected {
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border-color: var(--state-info);
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box-shadow: 0 0 0 2px color-mix(in srgb, var(--state-info) 20%, transparent);
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}
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.loading,
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.empty {
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padding: 40px 0;
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text-align: center;
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color: var(--text-tertiary);
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}
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.footer {
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 12px 16px;
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border-top: 1px solid var(--border-default);
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}
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.actions {
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display: flex;
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gap: 10px;
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}
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.btn {
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border: 1px solid var(--border-strong);
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padding: 8px 14px;
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border-radius: 8px;
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background: var(--surface-raised);
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color: var(--text-primary);
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cursor: pointer;
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}
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.btn.primary {
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background: var(--state-info);
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border-color: var(--state-info);
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color: var(--text-primary);
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}
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.btn:disabled {
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opacity: 0.5;
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cursor: not-allowed;
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}
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.count {
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font-size: 13px;
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color: var(--text-tertiary);
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}
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@media (max-width: 640px) {
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.grid {
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grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
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}
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.card img {
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height: 90px;
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}
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}
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</style>
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