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初始化项目

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molong
2026-02-08 22:38:13 +08:00
commit 334d2c6312
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app/Services/Auth/DepartmentService.php Normal file
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<?php
namespace App\Services\Auth;
use App\Models\Auth\Department;
use Illuminate\Validation\ValidationException;
class DepartmentService
{
/**
* 获取部门列表
*/
public function getList(array $params): array
{
$query = Department::query();
// 搜索条件
if (!empty($params['keyword'])) {
$query->where(function ($q) use ($params) {
$q->where('name', 'like', '%' . $params['keyword'] . '%')
->orWhere('leader', 'like', '%' . $params['keyword'] . '%')
->orWhere('phone', 'like', '%' . $params['keyword'] . '%');
});
}
if (isset($params['status']) && $params['status'] !== '') {
$query->where('status', $params['status']);
}
if (isset($params['parent_id']) && $params['parent_id'] !== '') {
$query->where('parent_id', $params['parent_id']);
}
// 排序
$orderBy = $params['order_by'] ?? 'sort';
$orderDirection = $params['order_direction'] ?? 'asc';
$query->orderBy($orderBy, $orderDirection);
// 分页
$page = $params['page'] ?? 1;
$pageSize = $params['page_size'] ?? 20;
$list = $query->paginate($pageSize, ['*'], 'page', $page);
return [
'list' => $list->items(),
'total' => $list->total(),
'page' => $page,
'page_size' => $pageSize,
];
}
/**
* 获取部门树
*/
public function getTree(array $params = []): array
{
$query = Department::query();
if (isset($params['status']) && $params['status'] !== '') {
$query->where('status', $params['status']);
}
$departments = $query->orderBy('sort', 'asc')->get();
return $this->buildTree($departments);
}
/**
* 获取所有部门（不分页）
*/
public function getAll(): array
{
$departments = Department::where('status', 1)->orderBy('sort', 'asc')->get();
return $departments->map(function ($department) {
return [
'id' => $department->id,
'name' => $department->name,
'parent_id' => $department->parent_id,
];
})->toArray();
}
/**
* 获取部门详情
*/
public function getById(int $id): array
{
$department = Department::with(['parent', 'children'])->find($id);
if (!$department) {
throw ValidationException::withMessages([
'id' => ['部门不存在'],
]);
}
return [
'id' => $department->id,
'name' => $department->name,
'parent_id' => $department->parent_id,
'parent' => $department->parent ? [
'id' => $department->parent->id,
'name' => $department->parent->name,
] : null,
'leader' => $department->leader,
'phone' => $department->phone,
'sort' => $department->sort,
'status' => $department->status,
'children_count' => $department->children()->count(),
'users_count' => $department->users()->count(),
'created_at' => $department->created_at->toDateTimeString(),
'updated_at' => $department->updated_at->toDateTimeString(),
];
}
/**
* 创建部门
*/
public function create(array $data): Department
{
// 检查部门名称是否已存在
$query = Department::where('name', $data['name']);
if (!empty($data['parent_id'])) {
$query->where('parent_id', $data['parent_id']);
} else {
$query->where('parent_id', 0);
}
if ($query->exists()) {
throw ValidationException::withMessages([
'name' => ['同级部门名称已存在'],
]);
}
// 如果有父级ID，检查父级是否存在
if (!empty($data['parent_id'])) {
$parent = Department::find($data['parent_id']);
if (!$parent) {
throw ValidationException::withMessages([
'parent_id' => ['父级部门不存在'],
]);
}
}
return Department::create([
'name' => $data['name'],
'parent_id' => $data['parent_id'] ?? 0,
'leader' => $data['leader'] ?? null,
'phone' => $data['phone'] ?? null,
'sort' => $data['sort'] ?? 0,
'status' => $data['status'] ?? 1,
]);
}
/**
* 更新部门
*/
public function update(int $id, array $data): Department
{
$department = Department::find($id);
if (!$department) {
throw ValidationException::withMessages([
'id' => ['部门不存在'],
]);
}
// 检查部门名称是否已被其他部门使用
if (isset($data['name']) && $data['name'] !== $department->name) {
$query = Department::where('name', $data['name'])
->where('id', '!=', $id);
$parentId = isset($data['parent_id']) ? $data['parent_id'] : $department->parent_id;
if ($parentId) {
$query->where('parent_id', $parentId);
} else {
$query->where('parent_id', 0);
}
if ($query->exists()) {
throw ValidationException::withMessages([
'name' => ['同级部门名称已存在'],
]);
}
}
// 如果有父级ID，检查父级是否存在
if (isset($data['parent_id']) && !empty($data['parent_id'])) {
$parent = Department::find($data['parent_id']);
if (!$parent) {
throw ValidationException::withMessages([
'parent_id' => ['父级部门不存在'],
]);
}
// 不能将部门设置为自己的子级
if ($data['parent_id'] == $id) {
throw ValidationException::withMessages([
'parent_id' => ['不能将部门设置为自己的子级'],
]);
}
// 不能将部门设置为自己的子孙级
if ($this->isDescendant($id, $data['parent_id'])) {
throw ValidationException::withMessages([
'parent_id' => ['不能将部门设置为自己的子孙级'],
]);
}
}
$updateData = [
'name' => $data['name'] ?? $department->name,
'parent_id' => $data['parent_id'] ?? $department->parent_id,
'leader' => $data['leader'] ?? $department->leader,
'phone' => $data['phone'] ?? $department->phone,
'sort' => $data['sort'] ?? $department->sort,
'status' => $data['status'] ?? $department->status,
];
$department->update($updateData);
return $department;
}
/**
* 删除部门
*/
public function delete(int $id): void
{
$department = Department::find($id);
if (!$department) {
throw ValidationException::withMessages([
'id' => ['部门不存在'],
]);
}
// 检查是否有子部门
if ($department->children()->exists()) {
throw ValidationException::withMessages([
'id' => ['该部门下还有子部门，无法删除'],
]);
}
// 检查部门下是否有用户
if ($department->users()->exists()) {
throw ValidationException::withMessages([
'id' => ['该部门下还有用户，无法删除'],
]);
}
$department->delete();
}
/**
* 批量删除部门
*/
public function batchDelete(array $ids): int
{
// 检查是否有子部门
$hasChildren = Department::whereIn('id', $ids)->whereHas('children')->exists();
if ($hasChildren) {
throw ValidationException::withMessages([
'ids' => ['选中的部门中还有子部门，无法删除'],
]);
}
// 检查部门下是否有用户
$hasUsers = Department::whereIn('id', $ids)->whereHas('users')->exists();
if ($hasUsers) {
throw ValidationException::withMessages([
'ids' => ['选中的部门中还有用户，无法删除'],
]);
}
return Department::whereIn('id', $ids)->delete();
}
/**
* 批量更新部门状态
*/
public function batchUpdateStatus(array $ids, int $status): int
{
return Department::whereIn('id', $ids)->update(['status' => $status]);
}
/**
* 构建部门树
*/
private function buildTree($departments, $parentId = 0): array
{
$tree = [];
foreach ($departments as $department) {
if ($department->parent_id == $parentId) {
$node = [
'id' => $department->id,
'name' => $department->name,
'parent_id' => $department->parent_id,
'leader' => $department->leader,
'phone' => $department->phone,
'sort' => $department->sort,
'status' => $department->status,
'children' => $this->buildTree($departments, $department->id),
];
$tree[] = $node;
}
}
return $tree;
}
/**
* 检查是否为子孙部门
*/
private function isDescendant($id, $childId): bool
{
if ($id == $childId) {
return true;
}
$child = Department::find($childId);
if (!$child || $child->parent_id == 0) {
return false;
}
return $this->isDescendant($id, $child->parent_id);
}
}