Initial commit

backup/first -fina app/scripts/migrate_custom_recurring.py

@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+"""
+Database migration for custom recurring expenses feature
+Adds new columns to subscriptions table for advanced scheduling
+"""
+
+import sqlite3
+import sys
+
+def migrate_database(db_path='instance/finance.db'):
+    """Add new columns to subscriptions table"""
+    
+    try:
+        conn = sqlite3.connect(db_path)
+        cursor = conn.cursor()
+        
+        print("🔄 Adding custom recurring expense fields...")
+        
+        # Check which columns already exist
+        cursor.execute("PRAGMA table_info(subscriptions)")
+        existing_columns = {row[1] for row in cursor.fetchall()}
+        
+        # Define new columns with their SQL types
+        new_columns = [
+            ('custom_interval_days', 'INTEGER'),
+            ('start_date', 'DATE'),
+            ('end_date', 'DATE'),
+            ('total_occurrences', 'INTEGER'),
+            ('occurrences_count', 'INTEGER DEFAULT 0'),
+            ('auto_create_expense', 'BOOLEAN DEFAULT 0'),
+            ('last_auto_created', 'DATE'),
+        ]
+        
+        # Add each column if it doesn't exist
+        for column_name, column_type in new_columns:
+            if column_name not in existing_columns:
+                try:
+                    cursor.execute(f'ALTER TABLE subscriptions ADD COLUMN {column_name} {column_type}')
+                    print(f"  ✅ Added column: {column_name}")
+                except sqlite3.OperationalError as e:
+                    print(f"  ⚠️  Column {column_name} may already exist: {e}")
+            else:
+                print(f"  ℹ️  Column {column_name} already exists")
+        
+        # Update existing subscriptions with start dates
+        cursor.execute("""
+            UPDATE subscriptions 
+            SET start_date = next_due_date 
+            WHERE start_date IS NULL AND next_due_date IS NOT NULL
+        """)
+        
+        conn.commit()
+        print("\n✅ Migration completed successfully!")
+        print("\nNew features:")
+        print("  • Custom frequency intervals (any number of days)")
+        print("  • Start and end dates for subscriptions")
+        print("  • Limit total number of payments")
+        print("  • Auto-create expenses on due date")
+        print("  • Track occurrence count")
+        
+        return True
+        
+    except sqlite3.Error as e:
+        print(f"\n❌ Database error: {e}")
+        return False
+        
+    finally:
+        if conn:
+            conn.close()
+
+if __name__ == '__main__':
+    db_path = sys.argv[1] if len(sys.argv) > 1 else 'instance/finance.db'
+    success = migrate_database(db_path)
+    sys.exit(0 if success else 1)