미래를 위한 계획: PHP와 Vue의 두뇌 매핑 기능 개발 전망

{
  "require": {
    "autoload": {
      "psr-4": {
        "": "src/"
      }
    },
    "require": {
      "ext-json": "*"
    }
  }
}

composer install

<?php

namespace;

class MindMap
{
    private $map;

    public function __construct()
    {
        $this->map = [];
    }

    public function addNode($id, $parentId, $text)
    {
        $node = [
            'id' => $id,
            'parentId' => $parentId,
            'text' => $text,
            'children' => []
        ];

        $this->map[$id] = $node;
        if ($parentId !== null) {
            $this->map[$parentId]['children'][] = &$this->map[$id];
        }
    }

    public function removeNode($id)
    {
        if (isset($this->map[$id])) {
            $parent = &$this->map[$this->map[$id]['parentId']];
            if ($parent !== null) {
                $children = &$parent['children'];
                $index = array_search($id, array_column($children, 'id'));
                if ($index !== false) {
                    array_splice($children, $index, 1);
                }
            }
            unset($this->map[$id]);
        }
    }

    public function getMap()
    {
        return array_values($this->map);
    }
}

<script src="https://unpkg.com/vue@2.6.11/dist/vue.js"></script>

<div id="app">
  <mind-map :tree="tree"></mind-map>
</div>

<script>
  Vue.component('mind-map', {
    props: ['tree'],
    template: `
      <ul>
        <li v-for="node in tree" :key="node.id">
          {{ node.text }}
          <mind-map :tree="node.children" v-if="node.children.length > 0"></mind-map>
        </li>
      </ul>
    `
  });

  new Vue({
    el: '#app',
    data: {
      tree: []
    },
    created() {
      // 从后台获取脑图数据
      // 示例数据
      this.tree = [
        {
          id: 1,
          parentId: null,
          text: '根节点',
          children: [
            {
              id: 2,
              parentId: 1,
              text: '子节点1',
              children: []
            },
            {
              id: 3,
              parentId: 1,
              text: '子节点2',
              children: []
            }
          ]
        }
      ];
    }
  });
</script>