package core

import (
	"fmt"
	"io"
	"os"

	"git.exozy.me/exozyme/status/scanner"
	"github.com/pelletier/go-toml/v2"
)

type Config struct {
	SiteName          string
	IconSrc           string
	Database          string
	UnixSocket        string
	BasicAuthUsername string
	BasicAuthPassword string
	Service           []scanner.ServiceConfig
	Matrix            MatrixConfig
}

func LoadConfigFromTOML(configPath string) (*Config, error) {
	file, err := os.Open(configPath)
	if err != nil {
		return nil, err
	}
	defer file.Close()

	fileData, err := io.ReadAll(file)
	if err != nil {
		return nil, err
	}

	var cfg Config
	err = toml.Unmarshal([]byte(fileData), &cfg)
	if err != nil {
		return nil, err
	}
	return &cfg, nil
}

func LoadConfig() (*Config, error) {
	const path1 string = "/opt/status-config/config.toml"
	const path2 string = "proto/config.toml"
	const path3 string = "../config.toml"
	config, err := LoadConfigFromTOML(path1)
	if err != nil {
		config, err = LoadConfigFromTOML(path2)
		if err != nil {
			config, err = LoadConfigFromTOML(path3)
			if err != nil {
				return nil, fmt.Errorf("Cannot load config file:\n- %v\n- %v\n- %v\n%w\nSuggestion: cp proto/config.toml.in proto/config.toml", path1, path2, path3, err)
			}
		}
	}

	return config, nil
}