settings overhaul, many QOL improvements

backend/migrate_add_user_preferences.py

@@ -0,0 +1,80 @@
+"""
+Migration script to add user_preferences table.
+
+This creates a new table for storing persistent user preferences:
+- Display settings (timezone, theme, date format)
+- Auto-refresh configuration
+- Calibration defaults
+- Status threshold customization
+
+Run this script once to migrate an existing database.
+"""
+
+import sqlite3
+import os
+
+# Database path
+DB_PATH = "./data/seismo_fleet.db"
+
+def migrate_database():
+    """Create user_preferences table"""
+
+    if not os.path.exists(DB_PATH):
+        print(f"Database not found at {DB_PATH}")
+        print("The database will be created automatically when you run the application.")
+        return
+
+    print(f"Migrating database: {DB_PATH}")
+
+    conn = sqlite3.connect(DB_PATH)
+    cursor = conn.cursor()
+
+    # Check if user_preferences table already exists
+    cursor.execute("SELECT name FROM sqlite_master WHERE type='table' AND name='user_preferences'")
+    table_exists = cursor.fetchone()
+
+    if table_exists:
+        print("Migration already applied - user_preferences table exists")
+        conn.close()
+        return
+
+    print("Creating user_preferences table...")
+
+    try:
+        cursor.execute("""
+            CREATE TABLE user_preferences (
+                id INTEGER PRIMARY KEY DEFAULT 1,
+                timezone TEXT DEFAULT 'America/New_York',
+                theme TEXT DEFAULT 'auto',
+                auto_refresh_interval INTEGER DEFAULT 10,
+                date_format TEXT DEFAULT 'MM/DD/YYYY',
+                table_rows_per_page INTEGER DEFAULT 25,
+                calibration_interval_days INTEGER DEFAULT 365,
+                calibration_warning_days INTEGER DEFAULT 30,
+                status_ok_threshold_hours INTEGER DEFAULT 12,
+                status_pending_threshold_hours INTEGER DEFAULT 24,
+                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        """)
+        print("  ✓ Created user_preferences table")
+
+        # Insert default preferences
+        cursor.execute("""
+            INSERT INTO user_preferences (id) VALUES (1)
+        """)
+        print("  ✓ Inserted default preferences")
+
+        conn.commit()
+        print("\nMigration completed successfully!")
+
+    except sqlite3.Error as e:
+        print(f"\nError during migration: {e}")
+        conn.rollback()
+        raise
+
+    finally:
+        conn.close()
+
+
+if __name__ == "__main__":
+    migrate_database()