package application

import (
	"context"
	"fmt"
	"time"

	"github.com/sethvargo/go-envconfig"
)

type Config struct {
	Debug bool `env:"DEBUG"`

	DiscoveryPort     uint16        `env:"DISCOVERY_PORT,default=4321"`
	BroadcastInterval time.Duration `env:"BROADCAST_INTERVAL,default=5s"`

	MessagingPort     uint16        `env:"MESSAGING_PORT,default=4322"`
	MessagingInterval time.Duration `env:"MESSAGING_INTERVAL,default=1s"`

	RandomMessageSize uint `env:"RANDOM_MESSAGE_SIZE,default=10"`
}

func NewConfig(ctx context.Context) (Config, error) {
	cfg := Config{}

	if err := envconfig.Process(ctx, &cfg); err != nil {
		return Config{}, fmt.Errorf("process envs: %w", err)
	}

	return cfg, nil
}