package bridge

import (
	"errors"
	"strings"
)

type Config struct {
	Broker          string `yaml:"broker"`
	Username        string `yaml:"username"`
	Password        string `yaml:"password"`
	ClientID        string `yaml:"client_id"`
	BaseTopic       string `yaml:"base_topic"`
	DiscoveryPrefix string `yaml:"discovery_prefix"`
}

func (c *Config) SetDefaults() {
	if c.Broker == "" {
		c.Broker = "tcp://localhost:1883"
	}
	if c.ClientID == "" {
		c.ClientID = "ezcoo-usb-control"
	}
	if c.BaseTopic == "" {
		c.BaseTopic = "ezcoo"
	}
	if c.DiscoveryPrefix == "" {
		c.DiscoveryPrefix = "homeassistant"
	}
	c.BaseTopic = strings.TrimRight(c.BaseTopic, "/")
	c.DiscoveryPrefix = strings.TrimRight(c.DiscoveryPrefix, "/")
}

func (c *Config) Validate() error {
	if c.Broker == "" {
		return errors.New("mqtt.broker is required")
	}
	if c.ClientID == "" {
		return errors.New("mqtt.client_id is required")
	}
	return nil
}