package config

import (
	"github.com/cristalhq/aconfig"
	"github.com/cristalhq/aconfig/aconfigtoml"
	"github.com/cristalhq/aconfig/aconfigyaml"
	"github.com/joho/godotenv"
	"os"
)

type Config struct {
	PostgresDSN   string `default:"" env:"POSTGRES_DSN" yaml:"postgres_dsn" toml:"postgres_dsn"`
	TelegramToken string `default:"" env:"TELEGRAM_TOKEN" yaml:"telegram_token" toml:"telegram_token"`
	WebhookURL    string `default:"" env:"WEBHOOK_URL" yaml:"webhook_url" toml:"webhook_url"`
	Listen        string `default:"" env:"LISTEN" yaml:"listen" toml:"listen"`
	Debug         bool   `default:"false" env:"DEBUG" yaml:"debug" toml:"debug"`
}

func LoadConfig() (*Config, error) {
	var cfg Config
	if err := godotenv.Load(); err != nil {
		return nil, err
	}
	loader := aconfig.LoaderFor(&cfg, aconfig.Config{
		SkipFlags: true,
		EnvPrefix: "POKER_BOT",
		Envs:      os.Environ(),
		Files:     []string{"config.json", "config.yaml", "config.yml"},
		FileDecoders: map[string]aconfig.FileDecoder{
			".yaml": aconfigyaml.New(),
			".yml":  aconfigyaml.New(),
			".toml": aconfigtoml.New(),
		},
	})
	if err := loader.Load(); err != nil {
		return nil, err
	}
	return &cfg, nil
}