package config

import (
	"os"
	"os/user"
	"path/filepath"

	"gopkg.in/yaml.v3"
)

type Config struct {
	Logging struct {
		Format string `yaml:"format"`
		Level  string `yaml:"level"`
		Path   string `yaml:"path"`
	} `yaml:"logging"`
	Clipboard struct {
		MaxItems int `yaml:"max_items"`
	} `yaml:"clipboard"`
}

func logFilePath() string {
	usr, err := user.Current()
	if err != nil {
		return "./kcm.log"
	}
	dir := filepath.Join(usr.HomeDir, ".local", "share", "kcm")
	os.MkdirAll(dir, 0700)
	return filepath.Join(dir, "kcm.log")
}

func LoadConfig() (Config, string) {
	paths := []string{"/etc/kcm/config.yml", "./config.yml"}
	var cfg Config
	for _, path := range paths {
		file, err := os.Open(path)
		if err != nil {
			continue
		}
		d := yaml.NewDecoder(file)
		if err := d.Decode(&cfg); err == nil {
			file.Close()
			if cfg.Logging.Path == "" {
				cfg.Logging.Path = logFilePath()
			}
			return cfg, path
		}
		file.Close()
	}

	cfg.Logging.Format = "console"
	cfg.Logging.Level = "info"
	cfg.Logging.Path = logFilePath()
	return cfg, ""
}