// ==UserScript==
// @name         Whisper Filter
// @namespace    com.resterman
// @version      0.2.1
// @description  Lets you hide every message except the whispers between you and another user
// @author       resterman
// @match        http://www.kongregate.com/games/*/*
// @grant        none
// @downloadURL none
// ==/UserScript==

/* jshint esnext: true */

(function() {
    'use strict';
    checkHolodeck();
})();

function checkHolodeck() {
    if (typeof holodeck !== "undefined" && holodeck.ready) init();
    else setTimeout(checkHolodeck, 100);
}

function init() {
    'use strict';
    Holodeck.prototype.showConversationWith = function (user) {
        if (this.whisperFilter && this.whisperFilter.user == user) this.showAllMessages();
        else this.showWhispersOnly(user);
    };

    Holodeck.prototype.showAllMessages = function () {
        var w = this.activeDialogue()._message_window_node;
        var prop = this.whisperFilter;
        w.select('.chat-message')
            .map(x => x.show())
            .reduce(() => [1])
            .map(x => w.scrollTop = prop.scrollTop);
        this.whisperFilter = null;
    };

    Holodeck.prototype.showWhispersOnly = function (user) {
        var w = this.activeDialogue()._message_window_node;
        this.whisperFilter = {
            user: user,
            scrollTop: w.scrollTop
        };

        w.select('.chat-message')
            .map(x => x.hide())
            .filter(x => x.select('.whisper').length > 0)
            .filter(x => {
                var u = x.select('.username');
                return u.length > 0 && new RegExp(user, 'i')
                    .test(u[0].readAttribute('username'));
            })
            .map(x => x.show());
    };

    Holodeck.prototype.getWhisperUsers = function () {
        var users = this.activeDialogue()._message_window_node.select('.chat-message')
            .filter(x => x.select('.whisper').length > 0)
            .map(x => x.select('.username')[0].readAttribute('username').toLowerCase());

        return new Set(users);
    };

    ChatDialogue.prototype.receivedPrivateMessage = function(a) {
        if (a.data.success) {
            var b = this;
            this._holodeck.filterIncomingMessage(a.data.message, function(c) {
                b.displayUnsanitizedMessage(a.data.from, c + '&nbsp; (<a class="reply_link" onclick="if (!event.ctrlKey) { holodeck.insertPrivateMessagePrefixFor(\'' + a.data.from + '\');} else { holodeck.showConversationWith(\'' + a.data.from.toLowerCase() + '\') };return false;" href="#">reply</a>)', {
                    "class": "whisper received_whisper"
                }, {
                    whisper: !0
                });
            });
        } else this.kongBotMessage(a.data.to + " cannot be reached. Please try again later.");
    };

    holodeck.addChatCommand('wf', function (a, b) {
        var args = b.split(' ');
        if (args.length >= 2) {
            var username = null;
            for (var user of holodeck.getWhisperUsers()) {
                if (new RegExp('^' + args[1].toLowerCase(), 'i').test(user)) {
                    username = user;
                    break;
                }
            }

            if (username) {
                holodeck.showConversationWith(username.toLowerCase());
            } else {
                holodeck.activeDialogue().displayMessage(
                    "Whisper Filter",
                    "You have no whispers with " + args[1],
                    {"class": "whisper received_whisper"},
                    {non_user: !0}
                );
            }
        } else holodeck.showAllMessages();

        return !1;
    });
}