package config

import (
	"fmt"
)

// LoggerConfig 日志配置
type LoggerConfig struct {
	Level string `mapstructure:"level"` // debug, info, warn, error
	File  string `mapstructure:"file"`  // 日志文件路径，为空则输出到控制台
}

// Validate 验证日志配置
func (c *LoggerConfig) Validate() error {
	if c.Level == "" {
		c.Level = "info"
	}

	validLevels := map[string]bool{
		"debug": true,
		"info":  true,
		"warn":  true,
		"error": true,
	}

	if !validLevels[c.Level] {
		return fmt.Errorf("invalid log level: %s", c.Level)
	}

	return nil
}