初始化项目

app/Exports/DepartmentExport.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace App\Exports;
+
+use App\Models\Auth\Department;
+use Maatwebsite\Excel\Concerns\FromCollection;
+use Maatwebsite\Excel\Concerns\WithHeadings;
+use Maatwebsite\Excel\Concerns\WithMapping;
+use Maatwebsite\Excel\Concerns\ShouldAutoSize;
+
+class DepartmentExport implements FromCollection, WithHeadings, WithMapping, ShouldAutoSize
+{
+    protected $departmentIds;
+
+    public function __construct(array $departmentIds = [])
+    {
+        $this->departmentIds = $departmentIds;
+    }
+
+    /**
+     * 获取数据集合
+     */
+    public function collection()
+    {
+        $query = Department::query();
+
+        if (!empty($this->departmentIds)) {
+            $query->whereIn('id', $this->departmentIds);
+        }
+
+        return $query->get();
+    }
+
+    /**
+     * 设置表头
+     */
+    public function headings(): array
+    {
+        return [
+            'ID',
+            '部门名称',
+            '上级部门',
+            '负责人',
+            '联系电话',
+            '排序',
+            '状态',
+            '创建时间',
+        ];
+    }
+
+    /**
+     * 映射数据
+     */
+    public function map($department): array
+    {
+        return [
+            $department->id,
+            $department->name,
+            $department->parent_id ? Department::find($department->parent_id)?->name : '',
+            $department->leader,
+            $department->phone,
+            $department->sort,
+            $department->status == 1 ? '启用' : '禁用',
+            $department->created_at ? $department->created_at->toDateTimeString() : '',
+        ];
+    }
+}