v0.13.0 - Add Consumption Sheets module and database migration system

database/init_db.py

@@ -166,6 +166,38 @@ def init_database():
     )
     ''')
     
+    # ============================================
+    # MODULE SYSTEM TABLES
+    # ============================================
+    
+    # Modules Table - Available feature modules
+    cursor.execute('''
+    CREATE TABLE IF NOT EXISTS Modules (
+        module_id INTEGER PRIMARY KEY AUTOINCREMENT,
+        module_name TEXT NOT NULL,
+        module_key TEXT UNIQUE NOT NULL,
+        description TEXT,
+        icon TEXT,
+        is_active INTEGER DEFAULT 1,
+        display_order INTEGER DEFAULT 0
+    )
+    ''')
+    
+    # UserModules Table - Module access per user
+    cursor.execute('''
+    CREATE TABLE IF NOT EXISTS UserModules (
+        user_module_id INTEGER PRIMARY KEY AUTOINCREMENT,
+        user_id INTEGER NOT NULL,
+        module_id INTEGER NOT NULL,
+        granted_by INTEGER,
+        granted_timestamp DATETIME DEFAULT CURRENT_TIMESTAMP,
+        FOREIGN KEY (user_id) REFERENCES Users(user_id),
+        FOREIGN KEY (module_id) REFERENCES Modules(module_id),
+        FOREIGN KEY (granted_by) REFERENCES Users(user_id),
+        UNIQUE(user_id, module_id)
+    )
+    ''')
+    
     # ============================================
     # CONSUMPTION SHEETS MODULE TABLES
     # ============================================
@@ -295,6 +327,52 @@ def create_default_users():
     conn.close()
 
 
+def create_default_modules():
+    """Create default modules and assign to admin users"""
+    conn = sqlite3.connect(DB_PATH)
+    cursor = conn.cursor()
+    
+    # Define default modules
+    default_modules = [
+        ('Inventory Counts', 'counting', 'Cycle counts and physical inventory', 'fa-clipboard-check', 1, 1),
+        ('Consumption Sheets', 'cons_sheets', 'Production consumption tracking', 'fa-clipboard-list', 1, 2),
+    ]
+    
+    # Insert modules (ignore if already exist)
+    for module in default_modules:
+        try:
+            cursor.execute('''
+                INSERT INTO Modules (module_name, module_key, description, icon, is_active, display_order)
+                VALUES (?, ?, ?, ?, ?, ?)
+            ''', module)
+        except sqlite3.IntegrityError:
+            pass  # Module already exists
+    
+    conn.commit()
+    
+    # Auto-assign all modules to owner and admin users
+    cursor.execute('SELECT user_id FROM Users WHERE role IN ("owner", "admin")')
+    admin_users = cursor.fetchall()
+    
+    cursor.execute('SELECT module_id FROM Modules')
+    all_modules = cursor.fetchall()
+    
+    for user in admin_users:
+        for module in all_modules:
+            try:
+                cursor.execute('''
+                    INSERT INTO UserModules (user_id, module_id)
+                    VALUES (?, ?)
+                ''', (user[0], module[0]))
+            except sqlite3.IntegrityError:
+                pass  # Assignment already exists
+    
+    conn.commit()
+    conn.close()
+    print("✅ Default modules created and assigned to admin users")
+
+
 if __name__ == '__main__':
     init_database()
-    create_default_users()
+    create_default_users()
+    create_default_modules()