config.v

module vargus

// CommandConfig is the default cli command custom configurations
struct CommandConfig {
mut:
	use_custom_help bool
	custom_help     fn (string, string, []HelpSubcommands, []FlagArgs, []FlagArgs)
	errors          ErrorConfig
	validators      ValidatorsConfig
}

// ErrorConfig is the custom configurations for error messages
struct ErrorConfig {
mut:
	use_custom_required bool
	use_custom_value    bool
	use_custom_blank    bool
	use_custom_unknown  bool
	use_custom_command  bool
	required            ErrorFuncImp
	value               ErrorFuncImp
	blank               ErrorFuncDef
	unknown             ErrorFuncDef
	command             ErrorFuncDef
}

// ValidatorsConfig is the custom configurations for flag validators
struct ValidatorsConfig {
mut:
	use_custom_integer    bool
	use_custom_string_var bool
	use_custom_float      bool
	use_custom_boolean    bool
	integer               ValidatorFunc
	string_var            ValidatorFunc
	float                 ValidatorFunc
	boolean               ValidatorFunc
}

// set_help sets a custom help function for the app
pub fn (mut c Commander) set_help(f fn (string, string, []HelpSubcommands, []FlagArgs, []FlagArgs)) {
	c.config.custom_help = f
	c.config.use_custom_help = true
}

pub struct CFlagValidatorConfig {
	flag_type FlagDataType  [required]
	function  ValidatorFunc [required]
}

// set_validator sets a custom validators for a specific flag type
pub fn (mut c Commander) set_validator(cf CFlagValidatorConfig) {
	match cf.flag_type {
		.integer {
			c.config.validators.use_custom_integer = true
			c.config.validators.integer = cf.function
		}
		.string_var {
			c.config.validators.use_custom_string_var = true
			c.config.validators.string_var = cf.function
		}
		.float {
			c.config.validators.use_custom_float = true
			c.config.validators.float = cf.function
		}
		.boolean {
			c.config.validators.use_custom_boolean = true
			c.config.validators.boolean = cf.function
		}
	}
}