// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
// SPDX-License-Identifier: GPL-3.0-or-later

package input

import (
	"strconv"
	"strings"
)

// Message commands are independent of the physical key. Configured bindings,
// learn mode and both keyboard layouts use the same numbered requests.
func MessageCommand(index int, copyMessage bool) Command {
	if index < 0 || index >= 12 {
		return ""
	}
	action := "review"
	if copyMessage {
		action = "copy"
	}
	return Command(action + "-chat-message-" + strconv.Itoa(index+1))
}

func MessageCommandIndex(command Command) (index int, copyMessage, ok bool) {
	number, found := strings.CutPrefix(string(command), "review-chat-message-")
	if !found {
		number, found = strings.CutPrefix(string(command), "copy-chat-message-")
		copyMessage = true
	}
	value, err := strconv.Atoi(number)
	if !found || err != nil || value < 1 || value > 12 || strconv.Itoa(value) != number {
		return 0, false, false
	}
	return value - 1, copyMessage, true
}