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package main

import (
	"log"
	"strings"
	"time"

	irc "github.com/fluffle/goirc/client"
)

type Commander interface {
	irc.Handler
	WithArgs(int) bool
	Help() string
}

type Command struct {
	lastCmd map[string]time.Time
}

var commands = make(map[string]Commander)

func Register(cmd string, f Commander) {
	commands[cmd] = f
}

func (_ Command) WithArgs(n int) bool { return n == 1 }

func Dispatch(conn *irc.Conn, line *irc.Line) {
	if f := strings.Fields(line.Text()); len(f) > 0 {
		cmd := strings.ToLower(f[0])
		if c, ok := commands[cmd]; ok {
			if c.WithArgs(len(f)) {
				log.Println(line.Nick, f)
				c.Handle(conn, line)
			}
		}
	}
}