#!/usr/bin/env python3
"""
Generate DBeaver data-sources.json from sdm status --json output
Organizes PostgreSQL connections by customer folders
Excludes readonly connections, includes activate connections
"""

import subprocess
import json
import re
import uuid
import os
from collections import defaultdict

def run_sdm_status():
    try:
        result = subprocess.run(['sdm', 'status', '--json'], capture_output=True, text=True)
        if result.returncode != 0:
            print(f"Error running sdm status: {result.stderr}")
            return None
        return json.loads(result.stdout)
    except FileNotFoundError:
        print("Error: sdm command not found")
        return None
    except json.JSONDecodeError as e:
        print(f"Error parsing JSON: {e}")
        return None

def parse_postgres_connections(sdm_data):
    connections = []
    
    for item in sdm_data:
        if item.get('type') == 'postgres':
            name = item.get('name', '')
            address = item.get('address', '')
            
            if 'readonly' in name:
                continue
            
            if ':' in address:
                addr, port = address.split(':')
                port = int(port)
            else:
                continue
            
            env_info = parse_connection_name(name)
            if env_info:
                connections.append({
                    'name': name,
                    'addr': addr,
                    'port': port,
                    'environment': env_info['environment'],
                    'customer': env_info['customer'],
                    'stage': env_info['stage']
                })
    
    return connections

def parse_connection_name(name):
    pattern = r'oc-([^-]+)-([^-]+)-.*'
    match = re.match(pattern, name)
    
    if not match:
        return None
    
    environment = match.group(1)
    customer = match.group(2)
    
    if environment in ['dev', 'nextrc', 'nextrc2']:
        stage = 'internal'
    elif environment in ['stage', 'stage2', 'uat']:
        stage = 'stage'
    elif environment in ['prod', 'prod2']:
        stage = 'production'
    else:
        stage = 'unknown'
    
    return {
        'environment': environment,
        'customer': customer,
        'stage': stage
    }

def create_dbeaver_connection(conn, connection_id):
    if conn['customer'] == 'internal' or conn['customer'].startswith('feature'):
        folder = 'internal'
    elif conn['stage'] == 'stage':
        folder = conn['customer']
    elif conn['stage'] == 'production':
        folder = conn['customer']
    else:
        folder = 'other'
    
    display_name = conn['name'].replace('oc-', '').replace('-rds', '').replace('-activate', '')
    
    if 'activate' in conn['name']:
        display_name = f"activate-{display_name}"
    
    if 'activate' in conn['name']:
        default_db = "postgres"
        db_url = f"jdbc:postgresql://{conn['addr']}:{conn['port']}/postgres"
    else:
        default_db = "member_dossier"
        db_url = f"jdbc:postgresql://{conn['addr']}:{conn['port']}/member_dossier"
    
    return {
        "provider": "postgresql",
        "driver": "postgres-jdbc",
        "name": display_name,
        "save-password": True,
        "folder": folder,
        "configuration": {
            "host": conn['addr'],
            "port": str(conn['port']),
            "database": default_db,
            "url": db_url,
            "configurationType": "MANUAL",
            "home": "/bin",
            "type": conn['environment'],
            "closeIdleConnection": False,
            "provider-properties": {
                "@dbeaver-show-non-default-db@": "true",
                "@dbeaver-show-template-db@": "true",
                "@dbeaver-show-unavailable-db@": "true",
                "show-database-statistics": "false",
                "@dbeaver-read-all-data-types-db@": "false",
                "@dbeaver-use-prepared-statements-db@": "false",
                "postgresql.dd.plain.string": "false",
                "postgresql.dd.tag.string": "false"
            },
            "auth-model": "native"
        }
    }

def group_connections(connections):
    folders = defaultdict(list)
    
    for conn in connections:
        if conn['customer'] == 'internal' or conn['customer'].startswith('feature'):
            folder = 'internal'
        elif conn['stage'] == 'stage':
            folder = conn['customer']
        elif conn['stage'] == 'production':
            folder = conn['customer']
        else:
            folder = 'other'
        
        folders[folder].append(conn)
    
    return folders

def generate_dbeaver_config(connections):
    folders = group_connections(connections)
    
    folders_config = {}
    for folder_name in folders.keys():
        folders_config[folder_name] = {}
    
    connections_config = {}
    
    for conn in connections:
        connection_id = f"postgres-jdbc-{uuid.uuid4().hex[:8]}-{uuid.uuid4().hex[:8]}"
        conn_config = create_dbeaver_connection(conn, connection_id)
        connections_config[connection_id] = conn_config
    
    return {
        "folders": folders_config,
        "connections": connections_config
    }

def main():
    print("Generating DBeaver data-sources.json from sdm status --json...")
    
    sdm_data = run_sdm_status()
    if not sdm_data:
        return
    
    connections = parse_postgres_connections(sdm_data)
    print(f"Found {len(connections)} PostgreSQL connections")
    
    folders = group_connections(connections)
    
    for folder_name, conns in folders.items():
        print(f"  {folder_name}: {len(conns)} connections")
    
    dbeaver_config = generate_dbeaver_config(connections)
    
    output_file = os.path.expanduser('~/.local/share/DBeaverData/workspace6/Stuzo/.dbeaver/data-sources.json')
    try:
        with open(output_file, 'w') as f:
            json.dump(dbeaver_config, f, indent='\t')
        print(f"✅ Successfully generated {output_file}")
        print("📝 Note: You may need to restart DBeaver to see the new connections")
    except Exception as e:
        print(f"❌ Error writing file: {e}")

if __name__ == '__main__':
    main()