package main

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

func main() {
	args := os.Args
	if len(args) < 2 {
		fmt.Println("Use godo ? or help for the help menu")
		os.Exit(0)
	}
	switch args[1] {
	case "?", "help":
		help()
	case "a", "add":
		add(args[2])
	}
}

func help() {
	fmt.Println("?/help - help menu")
	fmt.Println("a/add - add new task")
	fmt.Println("l/list - add new task")
}

func add(task string) {
	file, err := os.OpenFile("tasks.csv", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
	if err != nil {
		fmt.Println("Error Creating File;", err)
		os.Exit(1)
	}
	defer file.Close()

	writer := csv.NewWriter(file)
	defer writer.Flush()
	var taskWrite []string
	taskWrite = append(taskWrite, task)
	writer.Write(taskWrite)
}