/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Mozilla Skywriter.
 *
 * The Initial Developer of the Original Code is
 * Mozilla.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Julian Viereck (julian.viereck@gmail.com)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
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 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

define('ace/keyboard/keybinding/emacs', ['require', 'exports', 'module' , 'ace/keyboard/state_handler'], function(require, exports, module) {
"use strict";

var StateHandler = require("../state_handler").StateHandler;
var matchCharacterOnly =  require("../state_handler").matchCharacterOnly;

var emacsState = {
    start: [
        {
            key:    "ctrl-x",
            then:   "c-x"
        },
        {
            regex:  [ "(?:command-([0-9]*))*", "(down|ctrl-n)" ],
            exec:   "golinedown",
            params: [
                {
                    name: "times",
                    match: 1,
                    type: "number",
                    defaultValue: 1
                }
            ]
        },
        {
            regex: [ "(?:command-([0-9]*))*", "(right|ctrl-f)" ],
            exec: "gotoright",
            params: [
                {
                    name: "times",
                    match: 1,
                    type: "number",
                    defaultValue: 1
                }
            ]
        },
        {
            regex: [ "(?:command-([0-9]*))*", "(up|ctrl-p)" ],
            exec: "golineup",
            params: [
                {
                    name: "times",
                    match: 1,
                    type: "number",
                    defaultValue: 1
                }
            ]
        },
        {
            regex: [ "(?:command-([0-9]*))*", "(left|ctrl-b)" ],
            exec: "gotoleft",
            params: [
                {
                    name: "times",
                    match: 1,
                    type: "number",
                    defaultValue: 1
                }
            ]
        },
        {
            comment: "This binding matches all printable characters except numbers as long as they are no numbers and print them n times.",
            regex:  [ "(?:command-([0-9]*))", "([^0-9]+)*" ],
            match:  matchCharacterOnly,
            exec:   "inserttext",
            params: [
                {
                    name: "times",
                    match: 1,
                    type: "number",
                    defaultValue: "1"
                },
                {
                    name: "text",
                    match: 2
                }
            ]
        },
        {
            comment: "This binding matches numbers as long as there is no meta_number in the buffer.",
            regex:  [ "(command-[0-9]*)*", "([0-9]+)" ],
            match:  matchCharacterOnly,
            disallowMatches:  [ 1 ],
            exec:   "inserttext",
            params: [
                {
                    name: "text",
                    match: 2,
                    type: "text"
                }
            ]
        },
        {
            regex: [ "command-([0-9]*)", "(command-[0-9]|[0-9])" ],
            comment: "Stops execution if the regex /meta_[0-9]+/ matches to avoid resetting the buffer."
        }
    ],
    "c-x": [
        {
            key: "ctrl-g",
            then: "start"
        },
        {
            key: "ctrl-s",
            exec: "save",
            then: "start"
        }
    ]
};

exports.Emacs = new StateHandler(emacsState);

});