```

refactor student and teacher APIs to use COL_USER_METAS collection, standardize role assignment, and update type definitions
```

002_source/cms/src/db/Students/Create.tsx

@@ -1,12 +1,12 @@
 // api method for crate student record
 // RULES:
 // TBA
-import { COL_STUDENTS, COL_USER_METAS } from '@/constants';
+import { COL_USER_METAS } from '@/constants';
 import type { RecordModel } from 'pocketbase';
 
 import { pb } from '@/lib/pb';
 import type { CreateFormProps } from '@/components/dashboard/student/type.d';
 
 export async function createStudent(data: CreateFormProps): Promise<RecordModel> {
-  return pb.collection(COL_USER_METAS).create(data);
+  return pb.collection(COL_USER_METAS).create({ ...data, role: 'student' });
 }

002_source/cms/src/db/Students/type.d.ts

@@ -1,4 +1,6 @@
-import type { BillingAddress } from '@/components/dashboard/user_meta/type.d';
+//
+// RULES
+// type for student record
 
 // Student type definitions
 export interface Student {

002_source/cms/src/db/Teachers/Create.tsx

@@ -1,11 +1,12 @@
 // api method for crate teacher record
 // RULES:
 // TBA
-import { pb } from '@/lib/pb';
-import { COL_TEACHERS } from '@/constants';
-import type { CreateFormProps } from '@/components/dashboard/teacher/type.d';
+import { COL_USER_METAS } from '@/constants';
 import type { RecordModel } from 'pocketbase';
 
+import { pb } from '@/lib/pb';
+import type { CreateFormProps } from '@/components/dashboard/teacher/type.d';
+
 export async function createTeacher(data: CreateFormProps): Promise<RecordModel> {
-  return pb.collection(COL_TEACHERS).create(data);
+  return pb.collection(COL_USER_METAS).create({ ...data, role: 'teacher' });
 }

002_source/cms/src/db/Teachers/GetAll.tsx

@@ -1,7 +1,8 @@
-import { pb } from '@/lib/pb';
 import { COL_TEACHERS } from '@/constants';
 import { RecordModel } from 'pocketbase';
 
+import { pb } from '@/lib/pb';
+
 export async function getAllTeachers(options = {}): Promise<RecordModel[]> {
   return pb.collection(COL_TEACHERS).getFullList(options);
 }

002_source/cms/src/db/Teachers/GetById.tsx

@@ -1,7 +1,28 @@
-import { pb } from '@/lib/pb';
-import { COL_TEACHERS } from '@/constants';
-import { RecordModel } from 'pocketbase';
+import { COL_USER_METAS } from '@/constants';
 
-export async function getTeacherById(id: string): Promise<RecordModel> {
-  return pb.collection(COL_TEACHERS).getOne(id);
+import { pb } from '@/lib/pb';
+import type { DBUserMeta, UserMeta } from '@/components/dashboard/user_meta/type.d';
+
+export async function getTeacherById(id: string): Promise<UserMeta> {
+  const record = await pb.collection(COL_USER_METAS).getOne<DBUserMeta>(id, { expand: 'billingAddress, helloworld' });
+
+  const temp: UserMeta = {
+    id: record.id,
+    name: record.name,
+    email: record.email,
+    quota: record.quota,
+    billingAddress: record.expand.billingAddress ? record.expand.billingAddress[0] : {},
+    status: record.status,
+    state: record.state,
+    createdAt: new Date(record.created),
+    collectionId: record.collectionId,
+    avatar: record.avatar,
+    phone: record.phone,
+    company: record.company,
+    timezone: record.timezone,
+    language: record.language,
+    currency: record.currency,
+  };
+
+  return temp;
 }

002_source/cms/src/db/Teachers/UpdateById.tsx

@@ -0,0 +1,10 @@
+import { COL_USER_METAS } from '@/constants';
+import type { RecordModel } from 'pocketbase';
+
+import { pb } from '@/lib/pb';
+
+import type { UpdateTeacher } from './type';
+
+export async function UpdateTeacherById(id: string, data: Partial<UpdateTeacher>): Promise<RecordModel> {
+  return pb.collection(COL_USER_METAS).update(id, data);
+}

002_source/cms/src/db/Teachers/type.d.ts

@@ -0,0 +1,41 @@
+//
+// RULES
+// type for teacher record
+
+// Teacher type definitions
+export interface Teacher {
+  id: string;
+  name: string;
+  avatar: string;
+  email: string;
+  phone: string;
+  quota: number;
+  status: 'active' | 'blocked' | 'pending';
+  createdAt: Date;
+}
+
+export interface UpdateTeacher {
+  name?: string;
+  //
+  // NOTE: obslete "avatar" and use "avatar_file"
+  // avatar_file?: string;
+  avatar: File | null;
+  //
+  email?: string;
+  phone?: string;
+  quota?: number;
+  company?: string;
+  //
+  // relation handle seperately
+  // billingAddress: BillingAddress | Record<string, never>;
+
+  // status is obsoleted, replace by state
+  // status: 'pending' | 'active' | 'blocked';
+  state?: 'pending' | 'active' | 'blocked';
+  //
+  timezone?: string;
+  language?: string;
+  currency?: string;
+  //
+  taxId?: string;
+}