vue中如何实现拖拽调整顺序功能

npm install vuedraggable

yarn add vuedraggable

import vuedraggable from 'vuedraggable'

<template>
  <vuedraggable class="wrapper" v-model="list">
    <transition-group>
      <div v-for="item in list" :key="item" class="item">{{item}}</div>
    </transition-group>
  </vuedraggable>
</template>
<script>
import vuedraggable from 'vuedraggable';
export default {
  name: 'Index',
  components: {
    vuedraggable
  },
  props: {},
  data() {
    return {
      list: [1,2,34,4,54,5]
    }
  },
  updated() {
    console.log(this.list)
  },
  methods: {
  }
}
</script>
<style scoped lang="scss">
.wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  .item{
      width: 300px;
      height: 50px;
      background-color: #42b983;
      color: #ffffff;
  }
}
</style>

npm install awe-dnd --save

yarn add awe-and

import VueDND from 'awe-dnd'
Vue.use(VueDND);
<template>
  <div class="color-list">
      <div
          class="color-item"
          v-for="color in colors" v-dragging="{ item: color, list: colors, group: 'color' }"
          :key="color.text"
      >{{color.text}}</div>
  </div>
</template>
<script>
export default {
  data () {
    return {
        colors: [{
            text: "Aquamarine"
        }, {
            text: "Hotpink"
        }, {
            text: "Gold"
        }, {
            text: "Crimson"
        }, {
            text: "Blueviolet"
        }, {
            text: "Lightblue"
        }, {
            text: "Cornflowerblue"
        }, {
            text: "Skyblue"
        }, {
            text: "Burlywood"
        }]
    }
  },
}
</script>

export default {
  mounted () {
    this.$dragging.$on('dragged', ({ value }) => {
      console.log(value.item)
      console.log(value.list)
      console.log(value.otherData)
    })
    this.$dragging.$on('dragend', (res) => {
        console.error(res);
    })
  }
}

this.$dragging.$on('dragend', (res) => {
   console.error(res);
})

npm install vuedraggable --save

import draggable from "vuedraggable";
components: {
  draggable,
},

<template>
  <div>
    <draggable
      v-model="myArray"
      group="people"
      @change="change"
      @start="start"
      @end="end"
    >
      <div class="item" v-for="(itme, index) in myArray" :key="index">
        {{ itme }}
      </div>
    </draggable>
  </div>
</template>
<script>
import draggable from "vuedraggable";
export default {
  components: {
    draggable,
  },
  data() {
    return {
      myArray: ["行一", "行二", "行三"],
    };
  },
  methods: {
    // 监听拖拽
    change(event) {
      console.log("change");
      console.log(event);
      console.log(this.myArray);
    },
    // 开始拖拽
    start(event) {
      console.log("start");
      console.log(event);
      console.log(this.myArray);
    },
    // 结束拖拽
    end(event) {
      console.log("end");
      // event.item  拖拽的本身
      // event.to      拖拽的目标列表
      // event.from    拖拽之前的列表
      // event.oldIndex    拖拽前的位置
      // event.newIndex    拖拽后的位置
      console.log(event);
      console.log(this.myArray);
    },
  },
};
</script>
<style>
.item {
  border: 1px solid #bbb;
  margin: 10px;
  width: 100px;
  padding: 5px;
}
</style>