package config

import (
	"os"
	"path/filepath"

	"gopkg.in/yaml.v3"
)

const defaultAPIURL = "http://192.168.2.100:31600"

type Config struct {
	APIURL string `yaml:"api_url"`
}

// GetAPIURL returns the API URL from env, then config file, then default.
func GetAPIURL(apiURLFlag string) string {
	if apiURLFlag != "" {
		return apiURLFlag
	}
	if v := os.Getenv("GCONSOLE_API_URL"); v != "" {
		return v
	}
	cfg := loadConfig()
	if cfg.APIURL != "" {
		return cfg.APIURL
	}
	return defaultAPIURL
}

func loadConfig() Config {
	home, err := os.UserHomeDir()
	if err != nil {
		return Config{}
	}
	path := filepath.Join(home, ".gconsole", "config.yaml")
	data, err := os.ReadFile(path)
	if err != nil {
		return Config{}
	}
	var cfg Config
	yaml.Unmarshal(data, &cfg)
	return cfg
}