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