import requests
import logging

class DeleteBranch:
    def __init__(self, base_url, token, repo):
        self.base_url = base_url
        self.headers = {
            "Authorization": f"token {token}",
            "Accept": "application/vnd.github.v3+json"
        }
        self.repo = repo

        # Set up logging
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.INFO)
        
        # Create a file handler
        file_handler = logging.FileHandler('delete_branch.log')
        file_handler.setLevel(logging.INFO)
        
        # Create a console handler
        console_handler = logging.StreamHandler()
        console_handler.setLevel(logging.INFO)
        
        # Create a formatting for the logs
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levellevel)s - %(message)s')
        file_handler.setFormatter(formatter)
        console_handler.setFormatter(formatter)
        
        # Add the handlers to the logger
        self.logger.addHandler(file_handler)
        self.logger.addHandler(console_handler)

    def __call__(self, branch_name):
        self.logger.info(f"Deleting branch: {branch_name}")
        url = f"{self.base_url}/repos/{self.repo}/git/refs/heads/{branch_name}"
        response = requests.delete(url, headers=self.headers)
        if response.status_code == 204:
            success_message = f"Branch {branch_name} deleted successfully"
            self.logger.info(success_message)
            return success_message
        else:
            error_message = f"Error deleting branch: {response.status_code}\nResponse: {response.text}"
            self.logger.error(error_message)
            return error_message

# JSON definition for the delete_branch function
delete_branch_definition = {
    "name": "delete_branch",
    "description": "Delete a branch",
    "parameters": {
        "type": "object",
        "properties": {
            "branch_name": {
                "type": "string",
                "description": "Name of the branch to delete"
            }
        },
        "required": ["branch_name"]
    }
}