package webhook

import "time"

// Config represents the configuration for a webhook client
type Config struct {
	// BaseURL is the base URL for the webhook endpoint
	BaseURL string `json:"base_url" validate:"required,url"`

	// Domain identifies the source domain sending webhooks
	Domain string `json:"domain" validate:"required"`

	// SecretKey is used to sign webhook payloads
	SecretKey string `json:"secret_key" validate:"required"`

	// Timeout is the HTTP client timeout (default: 10s)
	Timeout time.Duration `json:"timeout"`

	// MaxRetries is the maximum number of retry attempts (default: 3)
	MaxRetries int `json:"max_retries"`

	// RetryBackoff is the duration to wait between retries (default: 1s)
	RetryBackoff time.Duration `json:"retry_backoff"`
}

// DefaultConfig returns a Config with default values
func DefaultConfig() Config {
	return Config{
		Timeout:      10 * time.Second,
		MaxRetries:   3,
		RetryBackoff: time.Second,
	}
}

// Validate checks the configuration for required fields
func (c *Config) Validate() error {
	if c.BaseURL == "" || c.Domain == "" || c.SecretKey == "" {
		return ErrInvalidConfig
	}
	return nil
}