<template>
  <div>
    <a-transfer
      :data-source="mockData"
      :titles="['Source', 'Target']"
      :target-keys="targetKeys"
      :selected-keys="selectedKeys"
      :render="(item) => item.title"
      :disabled="disabled"
      @change="handleChange"
      @selectChange="handleSelectChange"
      @scroll="handleScroll"
    />
    <a-switch
      un-checked-children="enabled"
      checked-children="disabled"
      :checked="disabled"
      style="margin-top: 16px"
      @change="handleDisable"
    />
  </div>
</template>
<script>
export default {
  data() {
    const mockData = [];
    for (let i = 0; i < 20; i++) {
      mockData.push({
        key: i.toString(),
        title: `content${i + 1}`,
        description: `description of content${i + 1}`,
        disabled: i % 3 < 1,
      });
    }

    const oriTargetKeys = mockData
      .filter((item) => +item.key % 3 > 1)
      .map((item) => item.key);
    return {
      mockData,
      targetKeys: oriTargetKeys,
      selectedKeys: ["1", "4"],
      disabled: false,
    };
  },
  methods: {
    handleChange(nextTargetKeys, direction, moveKeys) {
      this.targetKeys = nextTargetKeys;

      console.log("targetKeys: ", nextTargetKeys);
      console.log("direction: ", direction);
      console.log("moveKeys: ", moveKeys);
    },
    handleSelectChange(sourceSelectedKeys, targetSelectedKeys) {
      this.selectedKeys = [...sourceSelectedKeys, ...targetSelectedKeys];

      console.log("sourceSelectedKeys: ", sourceSelectedKeys);
      console.log("targetSelectedKeys: ", targetSelectedKeys);
    },
    handleScroll(direction, e) {
      console.log("direction:", direction);
      console.log("target:", e.target);
    },
    handleDisable(disabled) {
      this.disabled = disabled;
    },
  },
};
</script>
