feat(core): 按照严格TDD模式完成活动项目(4位核销码)、订单状态机、财务分销与双身份切换核心领域服务及30项单元测试

server/src/core/auth/auth-role.manager.ts

@@ -0,0 +1,80 @@
+export enum UserRoleFlag {
+  NONE = 0,
+  PLAYER = 1 << 0, // 1
+  EXPERT = 1 << 1, // 2
+}
+
+export enum WorkMode {
+  PLAYER = 'PLAYER',
+  EXPERT = 'EXPERT',
+}
+
+export enum CertStatus {
+  NONE = 0,     // 未提交
+  PENDING = 1,  // 待审核
+  APPROVED = 2, // 审核通过
+  REJECTED = 3, // 驳回
+}
+
+export interface UserAccount {
+  id: number;
+  openid: string;
+  nickname: string;
+  roleFlags: number;
+  currentMode: WorkMode;
+}
+
+export class AuthRoleManager {
+  private users = new Map<number, UserAccount>();
+  private certs = new Map<number, { status: CertStatus; realName?: string; idCardNo?: string }>();
+  private autoIncId = 1000;
+
+  registerUser(params: { openid: string; nickname: string }): UserAccount {
+    const id = ++this.autoIncId;
+    const user: UserAccount = {
+      id,
+      openid: params.openid,
+      nickname: params.nickname,
+      roleFlags: UserRoleFlag.PLAYER,
+      currentMode: WorkMode.PLAYER,
+    };
+    this.users.set(id, user);
+    this.certs.set(id, { status: CertStatus.NONE });
+    return user;
+  }
+
+  getUser(userId: number): UserAccount {
+    const user = this.users.get(userId);
+    if (!user) throw new Error('用户不存在');
+    return user;
+  }
+
+  getCertStatus(userId: number): CertStatus {
+    return this.certs.get(userId)?.status ?? CertStatus.NONE;
+  }
+
+  submitExpertCert(userId: number, info: { realName: string; idCardNo: string }) {
+    this.certs.set(userId, {
+      status: CertStatus.PENDING,
+      realName: info.realName,
+      idCardNo: info.idCardNo,
+    });
+  }
+
+  approveExpertCert(userId: number) {
+    const cert = this.certs.get(userId);
+    if (!cert) throw new Error('未找到认证申请');
+    cert.status = CertStatus.APPROVED;
+
+    const user = this.getUser(userId);
+    user.roleFlags |= UserRoleFlag.EXPERT;
+  }
+
+  switchMode(userId: number, targetMode: WorkMode) {
+    const user = this.getUser(userId);
+    if (targetMode === WorkMode.EXPERT && !(user.roleFlags & UserRoleFlag.EXPERT)) {
+      throw new Error('尚未开通或通过大神认证，无法切换至接单模式');
+    }
+    user.currentMode = targetMode;
+  }
+}