feat: Implement get role API endpoint for admin

packages/backend/src/controllers/api/v1/admin/roles/get-role.ee.js

@@ -0,0 +1,16 @@
+import { renderObject } from '../../../../../helpers/renderer.js';
+import Role from '../../../../../models/role.js';
+
+export default async (request, response) => {
+  const role = await Role.query()
+    .leftJoinRelated({
+      permissions: true,
+    })
+    .withGraphFetched({
+      permissions: true,
+    })
+    .findById(request.params.roleId)
+    .throwIfNotFound();
+
+  renderObject(response, role);
+};

packages/backend/src/controllers/api/v1/admin/roles/get-role.ee.test.js

@@ -0,0 +1,38 @@
+import { vi, describe, it, expect, beforeEach } from 'vitest';
+import request from 'supertest';
+import app from '../../../../../app.js';
+import createAuthTokenByUserId from '../../../../../helpers/create-auth-token-by-user-id.js';
+import { createRole } from '../../../../../../test/factories/role.js';
+import { createUser } from '../../../../../../test/factories/user.js';
+import { createPermission } from '../../../../../../test/factories/permission.js';
+import getRoleMock from '../../../../../../test/mocks/rest/api/v1/admin/roles/get-role.ee.js';
+import * as license from '../../../../../helpers/license.ee.js';
+
+describe('GET /api/v1/admin/roles/:roleId', () => {
+  let role, currentUser, token, permissionOne, permissionTwo;
+
+  beforeEach(async () => {
+    role = await createRole({ key: 'admin' });
+    permissionOne = await createPermission({ roleId: role.id });
+    permissionTwo = await createPermission({ roleId: role.id });
+    currentUser = await createUser({ roleId: role.id });
+
+    token = createAuthTokenByUserId(currentUser.id);
+  });
+
+  it('should return roles', async () => {
+    vi.spyOn(license, 'hasValidLicense').mockResolvedValue(true);
+
+    const response = await request(app)
+      .get(`/api/v1/admin/roles/${role.id}`)
+      .set('Authorization', token)
+      .expect(200);
+
+    const expectedPayload = await getRoleMock(role, [
+      permissionOne,
+      permissionTwo,
+    ]);
+
+    expect(response.body).toEqual(expectedPayload);
+  });
+});

packages/backend/src/routes/api/v1/admin/roles.ee.js

@@ -3,6 +3,7 @@ import { authenticateUser } from '../../../../helpers/authentication.js';
 import { authorizeAdmin } from '../../../../helpers/authorization.js';
 import { checkIsEnterprise } from '../../../../helpers/check-is-enterprise.js';
 import getRolesAction from '../../../../controllers/api/v1/admin/roles/get-roles.ee.js';
+import getRoleAction from '../../../../controllers/api/v1/admin/roles/get-role.ee.js';
 
 const router = Router();
 
@@ -14,4 +15,12 @@ router.get(
   getRolesAction
 );
 
+router.get(
+  '/:roleId',
+  authenticateUser,
+  authorizeAdmin,
+  checkIsEnterprise,
+  getRoleAction
+);
+
 export default router;

packages/backend/test/mocks/rest/api/v1/admin/roles/get-role.ee.js

@@ -0,0 +1,33 @@
+const getRoleMock = async (role, permissions) => {
+  const data = {
+    id: role.id,
+    key: role.key,
+    name: role.name,
+    isAdmin: role.isAdmin,
+    description: role.description,
+    createdAt: role.createdAt.toISOString(),
+    updatedAt: role.updatedAt.toISOString(),
+    permissions: permissions.map((permission) => ({
+      id: permission.id,
+      action: permission.action,
+      conditions: permission.conditions,
+      roleId: permission.roleId,
+      subject: permission.subject,
+      createdAt: permission.createdAt.toISOString(),
+      updatedAt: permission.updatedAt.toISOString(),
+    })),
+  };
+
+  return {
+    data: data,
+    meta: {
+      count: 1,
+      currentPage: null,
+      isArray: false,
+      totalPages: null,
+      type: 'Role',
+    },
+  };
+};
+
+export default getRoleMock;