package model

// Config is the user-editable application configuration
// (ports to Python's Config(BaseModel) in models.py).
type Config struct {
	AutoRefresh          bool   `yaml:"auto_refresh"`
	RefreshIntervalHours int    `yaml:"refresh_interval_hours"`
	DefaultUserAgent     string `yaml:"default_user_agent"`
	TimeoutSeconds       int    `yaml:"timeout_seconds"`
}

// DefaultConfig mirrors the Pydantic field defaults.
func DefaultConfig() Config {
	return Config{
		AutoRefresh:          false,
		RefreshIntervalHours: 24,
		DefaultUserAgent:     "scientific-surfing/0.1.0",
		TimeoutSeconds:       30,
	}
}

// Validate mirrors the two @validator methods on Config in models.py.
func (c Config) Validate() error {
	if c.RefreshIntervalHours < 1 {
		return &ValidationError{Field: "refresh_interval_hours", Message: "must be at least 1 hour"}
	}
	if c.TimeoutSeconds < 1 {
		return &ValidationError{Field: "timeout_seconds", Message: "must be at least 1 second"}
	}
	return nil
}