role.go 21 KB

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  1. package service
  2. import (
  3. "context"
  4. "errors"
  5. "fmt"
  6. "log"
  7. "strings"
  8. "sync"
  9. "time"
  10. "github.com/mhaya/game/game_cluster/internal/mdb"
  11. "github.com/mhaya/game/game_cluster/internal/mdb/models"
  12. "github.com/mhaya/game/game_cluster/nodes/webadmin/entity"
  13. "github.com/mhaya/game/game_cluster/nodes/webadmin/model"
  14. "go.mongodb.org/mongo-driver/bson"
  15. "go.mongodb.org/mongo-driver/bson/primitive"
  16. "go.mongodb.org/mongo-driver/mongo"
  17. "go.mongodb.org/mongo-driver/mongo/options"
  18. )
  19. type Role struct {
  20. }
  21. func NewRole() *Role {
  22. return &Role{}
  23. }
  24. // List 角色列表
  25. func (r *Role) List(ctx context.Context, req entity.RoleListReq) ([]entity.RoleResp, error) {
  26. roles := models.Roles{}
  27. rolesCollection := mdb.MDB.Collection(roles.TableName())
  28. // 构建过滤器
  29. filter := bson.M{}
  30. if req.Name != "" {
  31. filter["name"] = req.Name
  32. }
  33. if req.Status > 0 {
  34. filter["status"] = req.Status
  35. }
  36. // 数据验证
  37. if req.Page <= 0 || req.Size <= 0 {
  38. return nil, fmt.Errorf("invalid page or size")
  39. }
  40. // 设置分页选项
  41. findOptions := options.Find().SetSkip(int64((req.Page - 1) * req.Size)).SetLimit(int64(req.Size))
  42. // 防御性编程
  43. tableName := roles.TableName()
  44. if tableName == "" {
  45. return nil, fmt.Errorf("invalid table name")
  46. }
  47. cursor, err := rolesCollection.Find(ctx, filter, findOptions)
  48. if err != nil {
  49. log.Printf("Failed to execute query: %v", err)
  50. return nil, err
  51. }
  52. defer func() {
  53. if err := cursor.Close(ctx); err != nil {
  54. log.Printf("Failed to close cursor: %v", err)
  55. }
  56. }()
  57. var result []entity.RoleResp
  58. for cursor.Next(ctx) {
  59. var role entity.RoleResp
  60. if err := cursor.Decode(&role); err != nil {
  61. log.Printf("Failed to decode document: %v", err)
  62. return nil, err
  63. }
  64. result = append(result, role)
  65. }
  66. if err := cursor.Err(); err != nil {
  67. log.Printf("Cursor error: %v", err)
  68. return nil, err
  69. }
  70. return result, nil
  71. }
  72. // Add 新增角色
  73. func (r *Role) Add(ctx context.Context, req entity.RoleAddReq) error {
  74. // 验证角色名称是否已存在
  75. if r.checkRoleNameExist(req.Name) == false {
  76. return fmt.Errorf("角色名称已存在")
  77. }
  78. // 检查上下文是否有效
  79. if ctx.Err() != nil {
  80. return ctx.Err()
  81. }
  82. // 插入新角色记录
  83. roles := models.Roles{}
  84. insertData := bson.M{}
  85. insertData["name"] = req.Name
  86. insertData["desc"] = req.Desc
  87. insertData["status"] = req.Status
  88. insertData["created_at"] = time.Now().Unix()
  89. // 确保 Collection 方法不会返回错误
  90. collection := mdb.MDB.Collection(roles.TableName())
  91. _, insertErr := collection.InsertOne(ctx, req)
  92. if insertErr != nil {
  93. log.Printf("Failed to insert role: %s", insertErr)
  94. return insertErr
  95. }
  96. return nil
  97. }
  98. // Update 修改角色
  99. func (r *Role) Update(ctx context.Context, req entity.RoleUpdateReq) error {
  100. // 更新条件
  101. objID, err := primitive.ObjectIDFromHex(req.Id)
  102. if err != nil {
  103. return fmt.Errorf("invalid ObjectID: %v", err)
  104. }
  105. updateCondition := bson.M{"_id": objID}
  106. // 更新内容
  107. updateContent := bson.M{
  108. "$set": bson.M{
  109. "name": req.Name,
  110. "desc": req.Desc,
  111. "status": req.Status,
  112. },
  113. }
  114. // 设置更新选项
  115. roles := models.Roles{}
  116. collection := mdb.MDB.Collection(roles.TableName())
  117. updateOptions := options.Update().SetUpsert(true) // 设置 upsert 选项
  118. // 执行更新操作
  119. _, err = collection.UpdateOne(context.TODO(), updateCondition, updateContent, updateOptions)
  120. if err != nil {
  121. return err
  122. }
  123. return nil
  124. }
  125. // checkRoleNameExist 检查角色名称是否已存在
  126. func (r *Role) checkRoleNameExist(name string) bool {
  127. // 创建带超时的上下文
  128. ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
  129. defer cancel()
  130. roles := models.Roles{}
  131. collection := mdb.MDB.Collection(roles.TableName())
  132. // 构建过滤器
  133. filter := bson.M{"name": name}
  134. // 执行查询
  135. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  136. if errors.Is(err, mongo.ErrNoDocuments) {
  137. log.Printf("No document found with role name: %s", name)
  138. return true
  139. }
  140. return false
  141. }
  142. return false
  143. }
  144. // Del 删除角色
  145. func (r *Role) Del(ctx context.Context, req entity.RoleDelReq) error {
  146. // 创建带超时的上下文
  147. ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
  148. defer cancel()
  149. roles := models.Roles{}
  150. collection := mdb.MDB.Collection(roles.TableName())
  151. id, _ := primitive.ObjectIDFromHex(req.Id)
  152. _, err := collection.DeleteOne(ctx, bson.M{"id": id})
  153. return err
  154. }
  155. // AddRoleAccess 添加角色权限
  156. func (r *Role) AddRoleAccess(ctx context.Context, req entity.RoleAccessAddReq) error {
  157. // 检查上下文是否有效
  158. if ctx.Err() != nil {
  159. return ctx.Err()
  160. }
  161. // 检查角色是否存在
  162. roles := models.Roles{}
  163. collection := mdb.MDB.Collection(roles.TableName())
  164. roleIDobj, _ := primitive.ObjectIDFromHex(req.RoleId)
  165. if err := collection.FindOne(ctx, bson.M{"_id": roleIDobj}).Err(); err != nil {
  166. if errors.Is(err, mongo.ErrNoDocuments) {
  167. return fmt.Errorf("角色不存在")
  168. }
  169. }
  170. // 检查权限是否存在 ->具体的权限规则表-存放路由、菜单等
  171. access := models.Access{}
  172. collection = mdb.MDB.Collection(access.TableName())
  173. var accessIDS []primitive.ObjectID
  174. for _, v := range req.AccessId {
  175. accessIDobj, _ := primitive.ObjectIDFromHex(v)
  176. accessIDS = append(accessIDS, accessIDobj)
  177. }
  178. filter := bson.M{"_id": bson.M{"$in": accessIDS}} // 数组查询
  179. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  180. if errors.Is(err, mongo.ErrNoDocuments) {
  181. return fmt.Errorf("权限不存在")
  182. }
  183. }
  184. // 插入新角色权限记录
  185. roleAccess := models.RoleAccess{}
  186. // 确保 Collection 方法不会返回错误
  187. collection = mdb.MDB.Collection(roleAccess.TableName())
  188. _, insertErr := collection.UpdateOne(ctx, bson.M{"role_id": req.RoleId}, bson.M{"$addToSet": bson.M{"access_id": bson.M{"$each": req.AccessId}}}, options.Update().SetUpsert(true))
  189. if insertErr != nil {
  190. log.Printf("Failed to insert role: %s", insertErr)
  191. return insertErr
  192. }
  193. return nil
  194. }
  195. // UpdateRoleAccess 修改角色权限
  196. func (r *Role) UpdateRoleAccess(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  197. // 验证请求数据的有效性
  198. if err := validateConcurrently(ctx, req); err != nil {
  199. return err
  200. }
  201. // 更新角色权限
  202. if err := r.updateAccessInDatabase(ctx, req); err != nil {
  203. return err
  204. }
  205. // 返回成功
  206. return nil
  207. }
  208. // DelRoleAccess 根据角色ID删除角色权限
  209. func (r *Role) DelRoleAccess(ctx context.Context, req entity.RoleAccessDelReq) error {
  210. roleAccess := models.RoleAccess{}
  211. collection := mdb.MDB.Collection(roleAccess.TableName())
  212. filter := bson.M{"role_id": req.RoleId}
  213. _, err := collection.DeleteOne(ctx, filter)
  214. if err != nil {
  215. return err
  216. }
  217. return nil
  218. }
  219. // GetRoleAccessList 获取角色权限列表根据角色ID
  220. func (r *Role) GetRoleAccessList(ctx context.Context, req entity.RoleAccessListReq) ([]*entity.AccessResp, error) {
  221. // 查询角色权限列表
  222. roleAccess := models.RoleAccess{}
  223. collection := mdb.MDB.Collection(roleAccess.TableName())
  224. filter := bson.M{"role_id": req.RoleId} // 数组查询
  225. cursor, err := collection.Find(ctx, filter)
  226. defer cursor.Close(ctx)
  227. if err != nil {
  228. return nil, err
  229. }
  230. var accessIDS []string
  231. for cursor.Next(ctx) {
  232. var roleAccess models.RoleAccess
  233. if err := cursor.Decode(&roleAccess); err != nil {
  234. log.Printf("Failed to decode document: %v", err)
  235. return nil, err
  236. }
  237. accessIDS = append(accessIDS, roleAccess.AccessID...)
  238. }
  239. // 判断accessIDS是否为空
  240. if len(accessIDS) == 0 {
  241. return nil, nil
  242. }
  243. var objIDS []primitive.ObjectID
  244. for _, v := range accessIDS {
  245. objID, _ := primitive.ObjectIDFromHex(v)
  246. objIDS = append(objIDS, objID)
  247. }
  248. // 根据accessIDS查询权限列表 并且按照下级关系组合
  249. access := models.Access{}
  250. collection = mdb.MDB.Collection(access.TableName())
  251. accessFilter := bson.M{"_id": bson.M{"$in": objIDS}}
  252. cursor, err = collection.Find(ctx, accessFilter)
  253. defer cursor.Close(ctx)
  254. if err != nil {
  255. return nil, err
  256. }
  257. var accessList []*entity.AccessResp
  258. for cursor.Next(ctx) {
  259. var accesss *models.Access
  260. if err := cursor.Decode(&accesss); err != nil {
  261. log.Printf("Failed to decode document: %v", err)
  262. return nil, err
  263. }
  264. accessList = append(accessList, &entity.AccessResp{
  265. ID: accesss.ID,
  266. ActionName: accesss.ActionName,
  267. ModuleName: accesss.ModuleName,
  268. Description: accesss.Description,
  269. URL: accesss.URL,
  270. ParentId: accesss.ParentId,
  271. Sort: accesss.Sort,
  272. Type: accesss.Type,
  273. Status: accesss.Status,
  274. })
  275. }
  276. // 格式化数据并且按照下级关系组合
  277. return formatAccessData(accessList), nil
  278. }
  279. // formatAccessData formats and organizes access data into a hierarchical structure
  280. func formatAccessData(accessData []*entity.AccessResp) []*entity.AccessResp {
  281. nodeMap := make(map[interface{}]*entity.AccessResp)
  282. var rootNodes []*entity.AccessResp
  283. for i := range accessData {
  284. node := accessData[i]
  285. nodeMap[node.ID] = node
  286. }
  287. for i := range accessData {
  288. node := accessData[i]
  289. if node.ParentId == "0" {
  290. rootNodes = append(rootNodes, node)
  291. } else {
  292. if parentNode, exists := nodeMap[node.ParentId]; exists {
  293. parentNode.AccessItem = append(parentNode.AccessItem, node)
  294. }
  295. }
  296. }
  297. return rootNodes
  298. }
  299. // AddAccess 添加权限路由
  300. func (r *Role) AddAccess(ctx context.Context, req entity.AccessAddReq) error {
  301. // 检查上下文是否有效
  302. if ctx.Err() != nil {
  303. return ctx.Err()
  304. }
  305. access := models.Access{}
  306. collection := mdb.MDB.Collection(access.TableName())
  307. // 判断是否有相同的数据
  308. filter := bson.M{"path": req.URL}
  309. if err := collection.FindOne(ctx, filter).Err(); err == nil {
  310. return fmt.Errorf("权限已存在")
  311. }
  312. // 插入新角色权限记录
  313. _, err := collection.InsertOne(ctx, req)
  314. return err
  315. }
  316. // DelAccess 删除权限路由
  317. func (r *Role) DelAccess(ctx context.Context, req entity.AccessDelReq) error {
  318. access := models.Access{}
  319. collection := mdb.MDB.Collection(access.TableName())
  320. // 判断是否有角色使用了该权限路由
  321. roleAccess := models.RoleAccess{}
  322. collection = mdb.MDB.Collection(roleAccess.TableName())
  323. filter := bson.M{"access_id": bson.M{"$in": req.Id}} // 数组查询
  324. if err := collection.FindOne(ctx, filter).Err(); err == nil {
  325. return fmt.Errorf("权限已被角色使用,无法删除")
  326. }
  327. objID := primitive.ObjectID{}
  328. objID, _ = primitive.ObjectIDFromHex(req.Id)
  329. _, err := collection.DeleteOne(ctx, bson.M{"_id": objID})
  330. return err
  331. }
  332. // UpdateAccess 修改权限路由
  333. func (r *Role) UpdateAccess(ctx context.Context, req entity.AccessUpdateReq) error {
  334. access := models.Access{}
  335. collection := mdb.MDB.Collection(access.TableName())
  336. // update
  337. var updateFields = bson.M{
  338. "module_name": req.ModuleName,
  339. "parent_id": req.ParentId,
  340. "action_name": req.ActionName,
  341. "url": req.URL,
  342. "type": req.Type,
  343. "description": req.Description,
  344. "sort": req.Sort,
  345. "status": req.Status}
  346. // 检查是否有需要更新的字段
  347. if len(updateFields) == 0 {
  348. return errors.New("no fields to update")
  349. }
  350. // 确保 req.Id 是一个有效的 ObjectID
  351. objID, err := primitive.ObjectIDFromHex(req.Id)
  352. if err != nil {
  353. return fmt.Errorf("invalid ObjectID: %v", err)
  354. }
  355. _, err = collection.UpdateByID(ctx, objID, bson.M{"$set": updateFields})
  356. if err != nil {
  357. return fmt.Errorf("update failed: %v", err)
  358. }
  359. return err
  360. }
  361. // ListAccess listAccessa
  362. func (r *Role) ListAccess(ctx context.Context, req entity.AccessListReq) ([]*entity.AccessResp, error) {
  363. access := models.Access{}
  364. collection := mdb.MDB.Collection(access.TableName())
  365. filter := bson.M{}
  366. if req.ActionName != "" {
  367. filter["action_name"] = req.ActionName
  368. }
  369. if req.ModuleName != "" {
  370. filter["module_name"] = req.ModuleName
  371. }
  372. if req.Status != 0 {
  373. filter["status"] = req.Status
  374. }
  375. if req.Type != 0 {
  376. filter["type"] = req.Type
  377. }
  378. if req.ParentId != "" {
  379. filter["parent_id"] = req.ParentId
  380. }
  381. if req.URL != "" {
  382. filter["url"] = req.URL
  383. }
  384. // 数据验证
  385. if req.Page <= 0 || req.Size <= 0 {
  386. return nil, fmt.Errorf("invalid page or size")
  387. }
  388. // 设置分页选项
  389. findOptions := options.Find().SetSkip(int64((req.Page - 1) * req.Size)).SetLimit(int64(req.Size))
  390. cursor, err := collection.Find(ctx, filter, findOptions)
  391. defer cursor.Close(ctx)
  392. if err != nil {
  393. return nil, err
  394. }
  395. var accessList []*entity.AccessResp
  396. for cursor.Next(ctx) {
  397. var accesss *models.Access
  398. if err := cursor.Decode(&accesss); err != nil {
  399. log.Printf("Failed to decode document: %v", err)
  400. return nil, err
  401. }
  402. accessList = append(accessList, &entity.AccessResp{
  403. ID: accesss.ID,
  404. ActionName: accesss.ActionName,
  405. ModuleName: accesss.ModuleName,
  406. Description: accesss.Description,
  407. URL: accesss.URL,
  408. ParentId: accesss.ParentId,
  409. Sort: accesss.Sort,
  410. Type: accesss.Type,
  411. Status: accesss.Status,
  412. })
  413. }
  414. // 格式化数据并且按照下级关系组合
  415. return formatAccessData(accessList), nil
  416. }
  417. // updateAccessInDatabase 在数据库中更新角色权限
  418. func (r *Role) updateAccessInDatabase(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  419. // 例如更新角色权限表中的记录
  420. roleAccess := models.RoleAccess{}
  421. collection := mdb.MDB.Collection(roleAccess.TableName())
  422. filter := bson.M{"role_id": req.RoleId}
  423. update := bson.M{"$set": bson.M{"access_id": req.AccessId}}
  424. _, err := collection.UpdateOne(ctx, filter, update)
  425. if err != nil {
  426. return err
  427. }
  428. return nil // 假设更新成功,实际应根据业务逻辑处理
  429. }
  430. // AdminBindRole 绑定角色
  431. func (r *Role) AdminBindRole(ctx context.Context, req *entity.AdminBindRoleReq) error {
  432. // 例如更新角色权限表中的记录
  433. role := models.Roles{}
  434. collection := mdb.MDB.Collection(role.TableName())
  435. roleId, _ := primitive.ObjectIDFromHex(req.RoleId)
  436. filter := bson.M{"_id": roleId, "status": 1}
  437. // 判断你是否存在
  438. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  439. return fmt.Errorf("角色不存在,或者已经被禁用")
  440. }
  441. // 判断管理员是否存在
  442. admin := model.Admin{}
  443. collection = mdb.MDB.Collection(admin.TableName())
  444. objID, _ := primitive.ObjectIDFromHex(req.AdminId)
  445. filter = bson.M{"_id": objID, "status": 1}
  446. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  447. return fmt.Errorf("管理员不存在 或者 已经被禁用")
  448. }
  449. // 更新管理员数据
  450. _, err := collection.UpdateByID(ctx, objID, bson.M{"$set": bson.M{"role_id": req.RoleId}})
  451. if err != nil {
  452. return fmt.Errorf("更新管理员失败")
  453. }
  454. return nil // 假设更新成功,实际应根据业务逻辑处理
  455. }
  456. // AdminUnBindRole 取消绑定角色
  457. func (r *Role) AdminUnBindRole(ctx context.Context, req *entity.AdminBindRoleReq) error {
  458. // 例如更新角色权限表中的记录
  459. admin := model.Admin{}
  460. collection := mdb.MDB.Collection(admin.TableName())
  461. objID, _ := primitive.ObjectIDFromHex(req.AdminId)
  462. filter := bson.M{"_id": objID}
  463. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  464. return fmt.Errorf("管理员不存在")
  465. }
  466. // 更新管理员数据
  467. _, err := collection.UpdateByID(ctx, objID, bson.M{"$set": bson.M{"role_id": ""}})
  468. if err != nil {
  469. return fmt.Errorf("更新管理员失败")
  470. }
  471. return nil
  472. }
  473. // GetAdminRole GetAdminBindRole 根据角色id 获取Access
  474. func getAdmin(ctx context.Context, id string) (*model.Admin, error) {
  475. objID, err := primitive.ObjectIDFromHex(id)
  476. if err != nil {
  477. return nil, fmt.Errorf("解析管理员ID失败: %v", err)
  478. }
  479. admin := model.Admin{}
  480. adminCollection := mdb.MDB.Collection(admin.TableName())
  481. adminFilter := bson.M{"_id": objID}
  482. err = adminCollection.FindOne(ctx, adminFilter).Decode(&admin)
  483. if err != nil {
  484. if errors.Is(err, mongo.ErrNoDocuments) {
  485. return nil, fmt.Errorf("找不到管理员")
  486. }
  487. return nil, fmt.Errorf("查询管理员失败: %v", err)
  488. }
  489. return &admin, nil
  490. }
  491. func getRole(ctx context.Context, id string) (*models.Roles, error) {
  492. objID, err := primitive.ObjectIDFromHex(id)
  493. if err != nil {
  494. return nil, fmt.Errorf("解析角色ID失败: %v", err)
  495. }
  496. role := models.Roles{}
  497. roleCollection := mdb.MDB.Collection(role.TableName())
  498. roleFilter := bson.M{"_id": objID}
  499. err = roleCollection.FindOne(ctx, roleFilter).Decode(&role)
  500. if err != nil {
  501. if errors.Is(err, mongo.ErrNoDocuments) {
  502. return nil, fmt.Errorf("找不到角色")
  503. }
  504. return nil, fmt.Errorf("查询角色失败: %v", err)
  505. }
  506. return &role, nil
  507. }
  508. func getRoleAccess(ctx context.Context, roleId string) (*models.RoleAccess, error) {
  509. roleAccess := models.RoleAccess{}
  510. roleAccessCollection := mdb.MDB.Collection(roleAccess.TableName())
  511. roleAccessFilter := bson.M{"role_id": roleId}
  512. err := roleAccessCollection.FindOne(ctx, roleAccessFilter).Decode(&roleAccess)
  513. if err != nil {
  514. if errors.Is(err, mongo.ErrNoDocuments) {
  515. return nil, fmt.Errorf("找不到角色权限")
  516. }
  517. return nil, fmt.Errorf("查询角色权限失败: %v", err)
  518. }
  519. return &roleAccess, nil
  520. }
  521. func (r *Role) GetAdminRole(ctx context.Context, req *entity.AdminBindRoleReq) (*entity.AdminBindRoleResp, error) {
  522. admin, err := getAdmin(ctx, req.AdminId)
  523. if err != nil {
  524. return nil, err
  525. }
  526. role, err := getRole(ctx, req.RoleId)
  527. if err != nil {
  528. return nil, err
  529. }
  530. roleAccess, err := getRoleAccess(ctx, req.RoleId)
  531. if err != nil {
  532. return nil, err
  533. }
  534. var AccessIds []primitive.ObjectID
  535. var invalidAccessIds []string
  536. for _, v := range roleAccess.AccessID {
  537. objId, err := primitive.ObjectIDFromHex(v)
  538. if err != nil {
  539. invalidAccessIds = append(invalidAccessIds, v)
  540. continue
  541. }
  542. AccessIds = append(AccessIds, objId)
  543. }
  544. if len(AccessIds) == 0 {
  545. if len(invalidAccessIds) > 0 {
  546. return nil, fmt.Errorf("无效的权限ID: %v", strings.Join(invalidAccessIds, ", "))
  547. }
  548. return nil, fmt.Errorf("没有权限")
  549. }
  550. access := models.Access{}
  551. collection := mdb.MDB.Collection(access.TableName())
  552. filter := bson.M{}
  553. filter["_id"] = bson.M{"$in": AccessIds}
  554. cursor, err := collection.Find(ctx, filter)
  555. defer cursor.Close(ctx)
  556. if err != nil {
  557. return nil, fmt.Errorf("查询权限失败: %v", err)
  558. }
  559. var accessList []*entity.AccessResp
  560. for cursor.Next(ctx) {
  561. var accesss *models.Access
  562. if err := cursor.Decode(&accesss); err != nil {
  563. log.Printf("Failed to decode document: %v", err)
  564. return nil, fmt.Errorf("解码权限失败: %v", err)
  565. }
  566. accessList = append(accessList, &entity.AccessResp{
  567. ID: accesss.ID,
  568. ActionName: accesss.ActionName,
  569. ModuleName: accesss.ModuleName,
  570. Description: accesss.Description,
  571. URL: accesss.URL,
  572. ParentId: accesss.ParentId,
  573. Sort: accesss.Sort,
  574. Type: accesss.Type,
  575. Status: accesss.Status,
  576. })
  577. }
  578. return &entity.AdminBindRoleResp{
  579. AdminId: req.AdminId,
  580. AdminName: admin.Username,
  581. RoleName: role.Name,
  582. RoleId: req.RoleId,
  583. AccessList: formatAccessData(accessList)},
  584. nil
  585. }
  586. // 使用协程和通道并发执行验证操作
  587. func validateConcurrently(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  588. // 创建通道
  589. ch := make(chan error, 3)
  590. // 并发执行验证操作
  591. var wg sync.WaitGroup
  592. wg.Add(3)
  593. go func() {
  594. defer wg.Done()
  595. ch <- validateRoleExistence(ctx, req)
  596. }()
  597. go func() {
  598. defer wg.Done()
  599. ch <- validateAccessExistence(ctx, req)
  600. }()
  601. go func() {
  602. defer wg.Done()
  603. ch <- validateRoleAccessExistence(ctx, req)
  604. }()
  605. // 收集所有验证结果
  606. var e []error
  607. go func() {
  608. defer wg.Wait()
  609. for i := 0; i < 3; i++ {
  610. if err := <-ch; err != nil {
  611. e = append(e, err)
  612. }
  613. }
  614. if len(e) > 0 {
  615. ch <- fmt.Errorf("验证失败: %v", e)
  616. } else {
  617. ch <- nil
  618. }
  619. }()
  620. // 等待所有并发任务完成
  621. select {
  622. case err := <-ch:
  623. return err
  624. case <-ctx.Done():
  625. return ctx.Err()
  626. }
  627. }
  628. // 验证角色是否存在
  629. func validateRoleExistence(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  630. roles := models.Roles{}
  631. collection := mdb.MDB.Collection(roles.TableName())
  632. objID, err := primitive.ObjectIDFromHex(req.RoleId)
  633. if err != nil {
  634. return fmt.Errorf("解析角色ID失败: %v", err)
  635. }
  636. if err := collection.FindOne(ctx, bson.M{"_id": objID}).Err(); err != nil {
  637. if errors.Is(err, mongo.ErrNoDocuments) {
  638. return fmt.Errorf("角色不存在")
  639. }
  640. return err
  641. }
  642. return nil
  643. }
  644. // 验证权限是否存在
  645. func validateAccessExistence(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  646. access := models.Access{}
  647. collection := mdb.MDB.Collection(access.TableName())
  648. objIDS := make([]primitive.ObjectID, len(req.AccessId))
  649. for i, id := range req.AccessId {
  650. objID, err := primitive.ObjectIDFromHex(id)
  651. if err != nil {
  652. return fmt.Errorf("解析权限ID失败: %v", err)
  653. }
  654. objIDS[i] = objID
  655. }
  656. filter := bson.M{"_id": bson.M{"$in": objIDS}} // 数组查询
  657. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  658. if errors.Is(err, mongo.ErrNoDocuments) {
  659. return fmt.Errorf("权限不存在")
  660. }
  661. return err
  662. }
  663. return nil
  664. }
  665. // 验证角色权限是否已存在
  666. func validateRoleAccessExistence(ctx context.Context, req entity.RoleAccessUpdateReq) error {
  667. roleAccess := models.RoleAccess{}
  668. collection := mdb.MDB.Collection(roleAccess.TableName())
  669. filter := bson.M{"role_id": req.RoleId}
  670. if err := collection.FindOne(ctx, filter).Err(); err != nil {
  671. if errors.Is(err, mongo.ErrNoDocuments) {
  672. return fmt.Errorf("角色权限不存在 不能更新")
  673. }
  674. return err
  675. }
  676. return nil
  677. }