package config

import (
	"log"
	"strings"
)

type Config struct {
	Username string
	OAuth    string
	ClientID string
	Channel  string
}

func Load() *Config {
	// TODO: Replace these with your actual values
	cfg := &Config{
		Username: "", // Your Twitch bot username
		OAuth:    "", // Get from https://twitchtokengenerator.com/
		ClientID: "", // Get from https://twitchtokengenerator.com/ (new field)
		Channel:  "", // Channel to join (without #)
	}

	// Validate configuration
	if cfg.Username == "" {
		log.Fatal("Username cannot be empty")
	}
	if cfg.OAuth == "" {
		log.Fatal("OAuth token cannot be empty")
	}
	if cfg.ClientID == "" {
		log.Fatal("Client ID cannot be empty - required for Helix API calls as of May 1st")
	}
	if cfg.Channel == "" {
		log.Fatal("Channel cannot be empty")
	}

	// Ensure OAuth token has proper format for IRC
	if !strings.HasPrefix(cfg.OAuth, "oauth:") {
		cfg.OAuth = "oauth:" + cfg.OAuth
	}

	log.Printf("Loaded config for user: %s, channel: #%s", cfg.Username, cfg.Channel)
	log.Printf("Client ID configured: %s", cfg.ClientID[:8]+"...") // Only show first 8 chars for security
	return cfg
}