package main

import (
	"encoding/json"
	"log"
	"os"
)

type Config struct {
	IRC          IRCConfig `json:"kwargs"`
	Channels     []string  `json:"channels"`
	Channel      string    `json:"channel"`
	HandlebotCfg `json:"handlebot"`
}

type IRCConfig struct {
	Server   string `json:"host"`
	TLS      bool   `json:"tls"`
	Port     int    `json:"port"`
	User     string `json:"user"`
	Name     string `json:"realname"`
	Nick     string `json:"nick"`
	Password string `json:"password"`
}

type HandlebotCfg struct {
	CommandPrefix string  `json:"command_prefix"`
	Database      string  `json:"database"`
	APIKeys       APIKeys `json:"keys"`
}

type APIKeys struct {
	YouTube        string `json:"youtube"`
	WolframAlpha   string `json:"wolframalpha"`
	MapQuest       string `json:"mapquest"`
	OpenWeatherMap string `json:"openweathermap"`
}

func parseConfig(path string) *Config {
	var cfg *Config

	file, err := os.Open(path)
	if err != nil {
		log.Fatal("couldn't open the config file: ", err)
	}
	defer file.Close()

	if err := json.NewDecoder(file).Decode(&cfg); err != nil {
		log.Fatal("couldn't parse the config file: ", err)
	}

	if cfg.CommandPrefix == "" {
		cfg.CommandPrefix = "."
	}
	return cfg
}