aurora-admin/frameworks/Transfer.vue3.vue

<template>
  <div class="aa-transfer">
    <!-- 左栏：未选中 -->
    <div class="aa-transfer-panel">
      <div class="aa-transfer-head">
        <span>{{ titles[0] }}</span>
        <span class="count">{{ leftChecked.length }}/{{ filteredLeft.length }}</span>
      </div>
      <div v-if="filterable" class="aa-transfer-search">
        <input v-model="leftQ" placeholder="搜索">
      </div>
      <div class="aa-transfer-body">
        <div
          v-for="d in filteredLeft" :key="d.key"
          class="aa-transfer-item" :class="{ 'is-checked': leftChecked.includes(d.key), 'is-disabled': d.disabled }"
          @click="toggle(leftChecked, d.key)"
        >
          <span class="box">{{ leftChecked.includes(d.key) ? '✓' : '' }}</span>{{ d.label }}
        </div>
        <div v-if="!filteredLeft.length" class="aa-transfer-empty">无数据</div>
      </div>
    </div>

    <!-- 中间操作 -->
    <div class="aa-transfer-ops">
      <button :disabled="!leftChecked.length" @click="moveRight">›</button>
      <button :disabled="!rightChecked.length" @click="moveLeft">‹</button>
    </div>

    <!-- 右栏：已选中 -->
    <div class="aa-transfer-panel">
      <div class="aa-transfer-head">
        <span>{{ titles[1] }}</span>
        <span class="count">{{ rightChecked.length }}/{{ filteredRight.length }}</span>
      </div>
      <div v-if="filterable" class="aa-transfer-search">
        <input v-model="rightQ" placeholder="搜索">
      </div>
      <div class="aa-transfer-body">
        <div
          v-for="d in filteredRight" :key="d.key"
          class="aa-transfer-item" :class="{ 'is-checked': rightChecked.includes(d.key) }"
          @click="toggle(rightChecked, d.key)"
        >
          <span class="box">{{ rightChecked.includes(d.key) ? '✓' : '' }}</span>{{ d.label }}
        </div>
        <div v-if="!filteredRight.length" class="aa-transfer-empty">无数据</div>
      </div>
    </div>
  </div>
</template>

<script setup>
import { ref, computed } from 'vue';

const props = defineProps({
  modelValue: { type: Array, default: () => [] },           // 已选 key 列表
  data: { type: Array, required: true },                    // [{ key, label, disabled? }]
  titles: { type: Array, default: () => ['候选列表', '已选列表'] },
  filterable: { type: Boolean, default: false }
});
const emit = defineEmits(['update:modelValue', 'change']);

const leftChecked = ref([]);
const rightChecked = ref([]);
const leftQ = ref('');
const rightQ = ref('');

const filteredLeft = computed(() =>
  props.data.filter(d => !props.modelValue.includes(d.key) && d.label.includes(leftQ.value))
);
const filteredRight = computed(() =>
  props.data.filter(d => props.modelValue.includes(d.key) && d.label.includes(rightQ.value))
);

function toggle(arr, key) {
  const item = props.data.find(d => d.key === key);
  if (item && item.disabled) return;
  const i = arr.indexOf(key);
  if (i >= 0) arr.splice(i, 1); else arr.push(key);
}
function moveRight() {
  const next = [...props.modelValue, ...leftChecked.value];
  leftChecked.value = [];
  emit('update:modelValue', next);
  emit('change', next);
}
function moveLeft() {
  const set = new Set(rightChecked.value);
  const next = props.modelValue.filter(k => !set.has(k));
  rightChecked.value = [];
  emit('update:modelValue', next);
  emit('change', next);
}
</script>

<!-- 样式对齐 组件7.txt Transfer 规范 -->
<style scoped>
.aa-transfer { display: inline-flex; align-items: stretch; gap: 12px; font-family: var(--font-family, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif); color: #262626; }
.aa-transfer-panel { width: 220px; border: 1px solid #E8ECF1; border-radius: 6px; background: #fff; display: flex; flex-direction: column; }
.aa-transfer-head { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; border-bottom: 1px solid #E8ECF1; font-size: 14px; }
.aa-transfer-head .count { color: #8C8C8C; font-size: 12px; }
.aa-transfer-search { padding: 8px 12px; border-bottom: 1px solid #E8ECF1; }
.aa-transfer-search input { width: 100%; box-sizing: border-box; height: 30px; padding: 0 8px; border: 1px solid #E8ECF1; border-radius: 4px; font-size: 13px; outline: none; color: #262626; }
.aa-transfer-search input:focus { border-color: #2F54EB; box-shadow: 0 0 0 2px rgba(47,84,235,0.2); }
.aa-transfer-body { flex: 1; min-height: 180px; max-height: 240px; overflow: auto; padding: 4px 0; }
.aa-transfer-item { display: flex; align-items: center; gap: 8px; padding: 6px 12px; cursor: pointer; font-size: 14px; }
.aa-transfer-item:hover { background: #F5F7FA; }
.aa-transfer-item.is-disabled { color: #BFBFBF; cursor: not-allowed; }
.aa-transfer-item .box { width: 14px; height: 14px; border: 1px solid #E8ECF1; border-radius: 3px; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 10px; }
.aa-transfer-item.is-checked .box { background: #2F54EB; border-color: #2F54EB; }
.aa-transfer-empty { padding: 32px 12px; text-align: center; color: #BFBFBF; font-size: 13px; }
.aa-transfer-ops { display: flex; flex-direction: column; justify-content: center; gap: 8px; }
.aa-transfer-ops button { width: 32px; height: 32px; border-radius: 4px; border: 1px solid #E8ECF1; background: #fff; color: #262626; cursor: pointer; font-size: 14px; }
.aa-transfer-ops button:hover:not(:disabled) { color: #2F54EB; border-color: #2F54EB; }
.aa-transfer-ops button:disabled { color: #BFBFBF; cursor: not-allowed; }
</style>