package domains

import (
	"fmt"

	"tuxpa.in/t/wm/src/copies"
	"tuxpa.in/t/wm/src/sock"
)

type Wm struct {
	UseNames bool

	inject

	cmd
}

func (n *Wm) Run(msg *sock.Msg) ([]byte, error) {
	if !msg.HasNext() {
		return nil, &copies.ErrMissingArguments{}
	}
	for {
		ok, err := n.parse(msg)
		if err != nil {
			return nil, err
		}
		if !ok {
			break
		}
	}

	switch n.Command {
	default:
		return nil, &copies.ErrTODO{
			Kind: "command",
			Name: n.Command,
		}
	}

}

func (n *Wm) parse(msg *sock.Msg) (bool, error) {
	if !msg.HasNext() {
		return false, &copies.ErrMissingArguments{}
	}
	arg := msg.Next()
	switch arg {
	case "--add-monitor", "-a":
		return n.readCommand(msg, "add-monitor")
	case "--adopt-orphans", "-o":
		return n.readCommand(msg, "adopt-orphans")
	case "--dump-state", "-d":
		return n.readCommand(msg, "dump-state")
	case "--get-status", "-g":
		return n.readCommand(msg, "get-status")
	case "--load-state", "-l":
		return n.readCommand(msg, "load-state")
	case "--record-history", "-h":
		return n.readCommand(msg, "record-history")
	case "--reorder-monitors", "-O":
		return n.readCommand(msg, "reorder-monitors")
	case "--restart", "-r":
		return n.readCommand(msg, "restart")
	default:
		return false, fmt.Errorf(`unknown option: '%s'`, arg)
	}
}