package config

import (
	"github.com/pkg/errors"
	"io/ioutil"

	"gopkg.in/yaml.v2"
)

type Config struct {
	Telegram TelegramConfig `yaml:":telegram"`
	Xmpp     XmppConfig     `yaml:":xmpp"`
}

type XmppConfig struct {
	Loglevel string `yaml:":loglevel"`
	Jid      string `yaml:":jid"`
	Host     string `yaml:":host"`
	Port     string `yaml:":port"`
	Password string `yaml:":password"`
	Db       string `yaml:":db"`
}

type TelegramConfig struct {
	Loglevel  string                `yaml:":loglevel"`
	Content   TelegramContentConfig `yaml:":content"`
	Verbosity uint8                 `yaml:":tdlib_verbosity"`
	Tdlib     TelegramTdlibConfig   `yaml:":tdlib"`
}

type TelegramContentConfig struct {
	Path   string `yaml:":path"`
	Link   string `yaml:":link"`
	Upload string `yaml:":upload"`
}

type TelegramTdlibConfig struct {
	Path   string                    `yaml:":lib_path"`
	Client TelegramTdlibClientConfig `yaml:":client"`
}

type TelegramTdlibClientConfig struct {
	ApiId               string `yaml:":api_id"`
	ApiHash             string `yaml:":api_hash"`
	DeviceModel         string `yaml:":device_model"`
	ApplicationVersion  string `yaml:":application_version"`
	UseChatInfoDatabase bool   `yaml:":use_chat_info_database"`
}

func ReadConfig(path string) (Config, error) {
	var config Config

	file, err := ioutil.ReadFile(path)
	if err != nil {
		return config, errors.Wrap(err, "Can't open config file")
	}

	err = yaml.Unmarshal(file, &config)
	if err != nil {
		return config, errors.Wrap(err, "Error parsing config")
	}

	return config, nil
}