add

lib/core/constants/api_constants.dart

@@ -272,31 +272,45 @@ class ApiConstants {
   static const String getPaymentDetails = '/payments';
 
   // ============================================================================
-  // Project Endpoints
+  // Project Endpoints (Frappe ERPNext)
   // ============================================================================
 
-  /// Create new project
+  /// Get project status list (requires sid and csrf_token)
+  /// POST /api/method/building_material.building_material.api.project.get_project_status_list
+  /// Body: { "limit_start": 0, "limit_page_length": 0 }
+  /// Returns: { "message": [{ "status": "...", "label": "...", "color": "...", "index": 0 }] }
+  static const String getProjectStatusList =
+      '/building_material.building_material.api.project.get_project_status_list';
+
+  /// Get list of project submissions (requires sid and csrf_token)
+  /// POST /api/method/building_material.building_material.api.project.get_list
+  /// Body: { "limit_start": 0, "limit_page_length": 0 }
+  /// Returns: { "message": [{ "name": "...", "designed_area": "...", "design_area": 0, ... }] }
+  static const String getProjectList =
+      '/building_material.building_material.api.project.get_list';
+
+  /// Create new project (legacy endpoint - may be deprecated)
   /// POST /projects
   static const String createProject = '/projects';
 
-  /// Get user's projects
+  /// Get user's projects (legacy endpoint - may be deprecated)
   /// GET /projects?status={status}&page={page}&limit={limit}
   static const String getProjects = '/projects';
 
-  /// Get project details by ID
+  /// Get project details by ID (legacy endpoint - may be deprecated)
   /// GET /projects/{projectId}
   static const String getProjectDetails = '/projects';
 
-  /// Update project
+  /// Update project (legacy endpoint - may be deprecated)
   /// PUT /projects/{projectId}
   static const String updateProject = '/projects';
 
-  /// Update project progress
+  /// Update project progress (legacy endpoint - may be deprecated)
   /// PATCH /projects/{projectId}/progress
   /// Body: { "progress": 75 }
   static const String updateProjectProgress = '/projects';
 
-  /// Delete project
+  /// Delete project (legacy endpoint - may be deprecated)
   /// DELETE /projects/{projectId}
   static const String deleteProject = '/projects';
 

lib/core/constants/storage_constants.dart

@@ -64,6 +64,9 @@ class HiveBoxNames {
   /// Order status list cache
   static const String orderStatusBox = 'order_status_box';
 
+  /// Project status list cache
+  static const String projectStatusBox = 'project_status_box';
+
   /// Get all box names for initialization
   static List<String> get allBoxes => [
     userBox,
@@ -77,6 +80,7 @@ class HiveBoxNames {
     cityBox,
     wardBox,
     orderStatusBox,
+    projectStatusBox,
     settingsBox,
     cacheBox,
     syncStateBox,
@@ -139,6 +143,7 @@ class HiveTypeIds {
   static const int cityModel = 31;
   static const int wardModel = 32;
   static const int orderStatusModel = 62;
+  static const int projectStatusModel = 63;
 
   // Enums (33-61)
   static const int userRole = 33;
@@ -239,6 +244,37 @@ class OrderStatusIndex {
   static const int cancelled = 6;
 }
 
+/// Project Status Indices
+///
+/// Index values for project statuses stored in Hive.
+/// These correspond to the index field in ProjectStatusModel.
+///
+/// API Response Structure:
+/// - status: "Pending approval" (English status name)
+/// - label: "Chờ phê duyệt" (Vietnamese display label)
+/// - color: "Warning" (Status color indicator)
+/// - index: 1 (Unique identifier)
+class ProjectStatusIndex {
+  // Private constructor to prevent instantiation
+  ProjectStatusIndex._();
+
+  /// Pending approval - "Chờ phê duyệt"
+  /// Color: Warning
+  static const int pendingApproval = 1;
+
+  /// Approved - "Đã được phê duyệt"
+  /// Color: Success
+  static const int approved = 2;
+
+  /// Rejected - "Từ chối"
+  /// Color: Danger
+  static const int rejected = 3;
+
+  /// Cancelled - "HỦY BỎ"
+  /// Color: Danger
+  static const int cancelled = 4;
+}
+
 /// Hive Keys (continued)
 extension HiveKeysContinued on HiveKeys {
   // Cache Box Keys