package config

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

type TelegramConfig struct {
	ChannelID int64  `json:"channel_id"`
	Token     string `json:"token"`
}

type Config struct {
	Telegram *TelegramConfig `json:"telegram"`
}

func New(filepath string) (*Config, error) {
	content, err := os.ReadFile(filepath)
	if err != nil {
		return nil, fmt.Errorf("failed to read config file %q: %w", filepath, err)
	}
	var conf Config
	if err := json.Unmarshal(content, &conf); err != nil {
		return nil, fmt.Errorf("failed to parse config file: %w", err)
	}
	return &conf, nil
}