config_path = '/gs/config/'

def is_config_existing():
    return is_file_existing(config_path + 'device_config.json')

def is_initial_config_existing():
    return is_file_existing(config_path + 'initial_config.py')
    
def is_file_existing(filepath):
    try:
        f = open(filepath, "r")
        f.close()
        # continue with the file.
        return True
    except OSError:  # open failed
       # handle the file open cas
        return False
    
def replace_value(filepath, prop, newvalue):
    with open(filepath, 'r') as file:
        config_lines = file.readlines()
        file.close()

# Parse the config data into a dictionary
    config_dict = {}
    for line in config_lines:
        if '=' in line:
            key, value = line.strip().split('=')
            config_dict[key.strip()] = value.strip()
# Add or Update the value of the property
    config_dict[prop] = newvalue

# Write the modified data back to the file
    with open(filepath, 'w') as file:
        for key, value in config_dict.items():
            file.write(f"{key} = {value}\n")