initial implementation for continuous deployment

scripts/deploy_views.py

@@ -0,0 +1,89 @@
+import os
+import psycopg2
+import argparse
+from pathlib import Path
+from dotenv import load_dotenv
+
+# Load environment variables from .env file
+load_dotenv(dotenv_path='.env.azure-development')
+#load_dotenv(dotenv_path='.env.localhost')
+
+# Database connection parameters
+db_params = {
+    'host': os.getenv('POSTGRES_HOST'),
+    'port': os.getenv('POSTGRES_PORT'),
+    'database': os.getenv('POSTGRES_DB'),
+    'user': os.getenv('POSTGRES_USER'),
+    'password': os.getenv('POSTGRES_PASSWORD')
+}
+
+def create_or_replace_view(cursor, view_name, sql_content):
+    # First drop the view if it exists
+    drop_sql = f"DROP VIEW IF EXISTS {view_name} CASCADE"
+    cursor.execute(drop_sql)
+    
+    # Create view
+    view_sql = f"CREATE VIEW {view_name} AS {sql_content}"
+    cursor.execute(view_sql)
+
+def main():
+    # Set up argument parser
+    parser = argparse.ArgumentParser(description='Deploy SQL views to database')
+    parser.add_argument('--list', action='store_true', help='Only print the SQL files that would be processed without making changes')
+    parser.add_argument('--target', help='Deploy only a specific SQL file (provide the file name with or without .sql extension)')
+    args = parser.parse_args()
+
+    # Find all .sql files
+    sql_files = list(Path('.').rglob('*.sql'))
+    
+    # Filter for specific file if --target is provided
+    if args.target:
+        target = args.target if args.target.endswith('.sql') else f"{args.target}.sql"
+        sql_files = [f for f in sql_files if f.name == target]
+        if not sql_files:
+            print(f"Error: Target file '{target}' not found")
+            exit(1)
+
+    # If list mode, just print the files and exit
+    if args.list:
+        print("SQL files detected:")
+        for sql_file in sql_files:
+            print(f"  - {sql_file}")
+        return
+
+    # Connect to the database
+    conn = psycopg2.connect(**db_params)
+    cursor = conn.cursor()
+    
+    try:
+        for sql_file in sql_files:
+            # Get view name from file path (remove .sql extension)
+            view_name = sql_file.stem
+            
+            # Read SQL content
+            with open(sql_file, 'r') as f:
+                sql_content = f.read().strip()
+            
+            # Skip empty files
+            if not sql_content:
+                print(f"Skipping empty file: {sql_file}")
+                continue
+                
+            print(f"Creating/replacing view: {view_name}")
+            create_or_replace_view(cursor, view_name, sql_content)
+        
+        # Commit all changes
+        conn.commit()
+        print("All views deployed successfully!")
+        
+    except Exception as e:
+        print(f"Error: {str(e)}")
+        conn.rollback()
+        exit(1)
+        
+    finally:
+        cursor.close()
+        conn.close()
+
+if __name__ == "__main__":
+    main()