// ==UserScript==
// @name         Ylis UID-Hide
// @version      1.0
// @match        http://ylilauta.org/*
// @match        https://ylilauta.org/*
// @grant        none
// ==/UserScript==


$(document).ready(function() {

  $.fn.extend({
        insertAtCaret: function(startTag, endTag, e) {
            if (typeof endTag == 'undefined')
                endTag = '';
            if (typeof e == 'undefined')
                e = '';
            return this.each(function() {
                if (document.selection) {
                    sel = document.selection.createRange();
                    sel.text = startTag + sel.text + endTag;
                    if (!e.metaKey && !e.ctrlKey) {
                        this.focus();
                    }
                } else if (this.selectionStart || this.selectionStart == '0') {
                    selectedText = this.value.substr(this.selectionStart, (this.selectionEnd - this.selectionStart));
                    startPos = this.selectionStart;
                    endPos = this.selectionEnd;
                    this.value = this.value.substring(0, startPos) + startTag + selectedText + endTag + this.value.substring(endPos, this.value.length);
                    if (!e.metaKey && !e.ctrlKey) {
                        this.focus();
                    }
                    if (selectedText.length == 0) {
                        this.selectionStart = startPos + startTag.length;
                        this.selectionEnd = startPos + startTag.length;
                    } else {
                        this.selectionStart = this.value.length;
                        this.selectionEnd = this.value.length;
                    }
                } else {
                    this.value += startTag + endTag;
                    if (!e.metaKey && !e.ctrlKey) {
                        this.focus();
                    }
                }
            });
        }
    });

    function setStorage(sname, val) {
        localStorage.setItem(sname, val);
    }

    function getStorage(sname) {
        return localStorage.getItem(sname);
    }

    var allscripts = ['hidepostsbyid'];

    function checkStorage(reset) {

        if (reset === 'reset') {
            setStorage('firstrun', '1');

            Object.keys(localStorage).forEach(function(key) {
                 if (/hiddenUIDs$/.test(key)) {
                        localStorage.removeItem(key);
                }
            });
        }
    }

    checkStorage();

    if (/preferences/.test(location.pathname)) {

        $('#site').append('<span class="block"><input type="checkbox" class="scriptoption" id="hidepostsbyid" name="hidepostsbyid"> <label for="hidepostsbyid">Ctrl+Click UID-Hide</label></span>');


    }

    $('.scriptoption').each(function() {
        var optname = $(this).attr('id');
        var optvalue = getStorage(optname);
        if (optvalue !== '0') {
            $(this).prop('checked', true);
        } else {
            $(this).prop('checked', false);
        }
    });

    $('.scriptoption').change(function() {
        var optname = $(this).attr('id');
        var optvalue = getStorage(optname);
        if (optvalue !== '0') {
            setStorage(optname, '0');
        } else {
            setStorage(optname, '1');
        }
    });

    if (getStorage('hidepostsbyid') !== '0' || undefined) {

        var hideUID = function(threadID, UID) {
            if( getStorage(threadID + 'hiddenUIDs') === null || undefined) {
                setStorage(threadID + 'hiddenUIDs', UID);
            } else {
                var hiddenUIDs = getStorage(threadID + 'hiddenUIDs');
                var newHiddenUIDs = hiddenUIDs + ' ' + UID;
                setStorage(threadID + 'hiddenUIDs', newHiddenUIDs);
            }
        };

        $('.answer .postinfo .postuid').click(function(e) {
            if(e.ctrlKey) {
                var threadID = $(this).closest('.thread').attr('id').substr(7);
                var UID = $(this).text().substr(4);
                hideUID(threadID, UID);
                $(this).closest('.answer').hide();

                $('.answer .postinfo .postuid').each(function() {
                    var threadID = $(this).closest('.thread').attr('id').substr(7);
                    var UID = new RegExp($(this).text().substr(4));
                    var hiddenUIDs = getStorage(threadID + 'hiddenUIDs');

                    if (UID.test(hiddenUIDs)) {
                        $(this).closest('.answer').hide();
                    }

                });

            }
        });

        $('.answer .postinfo .postuid').each(function() {
            var threadID = $(this).closest('.thread').attr('id').substr(7);
            var UID = new RegExp($(this).text().substr(4));
            var hiddenUIDs = getStorage(threadID + 'hiddenUIDs');

            if (UID.test(hiddenUIDs)) {
                $(this).closest('.answer').hide();
            }
        });

    }

});