(function ($, document, window, clearTimeout, setTimeout) {

    var searchHintTimeout;

    function clearSearchHintTimeout() {

        if (searchHintTimeout) {

            clearTimeout(searchHintTimeout);
            searchHintTimeout = null;
        }
    }

    function createSearchHintsElement(page) {

        $(document.body).off("mousedown.hidesearchhints").on("mousedown.hidesearchhints", function (e) {

            var elem = $(e.target);

            if (!elem.is('#searchHints,#txtSearch,#btnSearch') && !elem.parents('#searchHints,#txtSearch,#btnSearch').length) {
                hideFlyout(page);
            }

        });

        return $('#searchHints', page).show();
    }

    function hideFlyout(page) {
        $('#searchHints', page).hide();

        $(document.body).off("mousedown.hidesearchhints");
    }

    function showFlyout(page) {

        var hints = $('#searchHints:visible');

        if (!hints.length) {

            createSearchHintsElement(page);
        }
    }

    function updateFlyout(page, searchTerm) {

        if (!searchTerm) {

            clearSearchHintTimeout();
            hideFlyout(page);
            return;
        }

        clearSearchHintTimeout();

        searchHintTimeout = setTimeout(function () {

            requestSearchHints(page, searchTerm);

        }, 100);
    }

    function requestSearchHints(page, searchTerm) {

        var currentTimeout = searchHintTimeout;

        $.getJSON(ApiClient.getUrl("Search/Hints", { userId: Dashboard.getCurrentUserId(), searchTerm: searchTerm, limit: 10 })).done(function (result) {

            if (currentTimeout != searchHintTimeout) {
                return;
            }

            if (!result.TotalRecordCount) {
                hideFlyout(page);
                return;
            }

            renderSearchHintResult(page, result.SearchHints);
        });
    }

    function preg_quote(str, delimiter) {
        // http://kevin.vanzonneveld.net
        // +   original by: booeyOH
        // +   improved by: Ates Goral (http://magnetiq.com)
        // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
        // +   bugfixed by: Onno Marsman
        // +   improved by: Brett Zamir (http://brett-zamir.me)
        // *     example 1: preg_quote("$40");
        // *     returns 1: '\$40'
        // *     example 2: preg_quote("*RRRING* Hello?");
        // *     returns 2: '\*RRRING\* Hello\?'
        // *     example 3: preg_quote("\\.+*?[^]$(){}=!<>|:");
        // *     returns 3: '\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:'
        return (str + '').replace(new RegExp('[.\\\\+*?\\[\\^\\]$(){}=!<>|:\\' + (delimiter || '') + '-]', 'g'), '\\$&');
    }

    function getHintDisplayName(data, term) {

        var regexp = new RegExp("(" + preg_quote(term) + ")", 'gi');

        return data.replace(regexp, "<b>$1</b>");
    }

    function getSearchHintHtml(hint) {

        var html = '';

        html += '<a class="searchHint" href="' + LibraryBrowser.getHref(hint) + '">';

        var imgUrl;

        if (hint.PrimaryImageTag) {

            hint.ImageTags = { Primary: hint.PrimaryImageTag };
            imgUrl = LibraryBrowser.getImageUrl(hint, "Primary", 0, { maxwidth: 150, maxheight: 150 });

        }
        else if (hint.MediaType == "Game") {

            imgUrl = "css/images/items/searchhints/game.png";

        }
        else if (hint.Type == "Episode" || hint.Type == "Season" || hint.Type == "Series") {

            imgUrl = "css/images/items/searchhints/tv.png";

        }
        else if (hint.Type == "Audio" || hint.Type == "MusicAlbum" || hint.Type == "Artist") {

            imgUrl = "css/images/items/searchhints/music.png";

        }
        else if (hint.Type == "Person") {

            imgUrl = "css/images/items/searchhints/person.png";

        }
        else {

            imgUrl = "css/images/items/searchhints/film.png";
        }

        html += '<img class="searchHintImage" src="' + imgUrl + '" />';

        html += '<div class="searchHintContent"><div class="searchHintContentInner">';

        html += '<div class="searchHintName">' + getHintDisplayName(hint.Name, hint.MatchedTerm) + '</div>';

        if (hint.Type == "Audio") {

            html += '<div class="searchHintSecondaryText">' + [hint.AlbumArtist, hint.Album].join(" - ") + '</div>';

        }
        else if (hint.Type == "MusicAlbum") {

            html += '<div class="searchHintSecondaryText">' + hint.AlbumArtist + '</div>';

        }
        else {
            html += '<div class="searchHintSecondaryText">' + (hint.DisplayMediaType || hint.Type) + '</div>';
        }

        var text;

        if (hint.EpisodeCount) {

            text = hint.EpisodeCount == 1 ? "1 Episode" : hint.EpisodeCount + " Episodes";

            html += '<div class="searchHintSecondaryText">' + text + '</div>';
        }

        else if (hint.SongCount) {

            text = hint.SongCount == 1 ? "1 Song" : hint.SongCount + " Songs";

            html += '<div class="searchHintSecondaryText">' + text + '</div>';
        }

        else if (hint.RunTimeTicks) {
            html += '<div class="searchHintSecondaryText">' + DashboardPage.getDisplayText(hint.RunTimeTicks) + '</div>';
        }

        html += '</div></div>';


        html += '</a>';

        return html;
    }

    function renderSearchHintResult(page, hints) {

        var html = '';

        for (var i = 0, length = hints.length; i < length; i++) {
            html += getSearchHintHtml(hints[i]);
        }

        $('#searchHints', page).html(html);
    }

    function search() {

        var self = this;

        self.getSearchHtml = function () {

            var html = '<div class="headerSearch"><form id="searchForm" name="searchForm">';

            html += '<input id="txtSearch" class="txtSearch" type="search" required="required" />';

            html += '<button id="btnSearch" class="btnSearch" type="submit">';
            html += '<img src="css/images/searchbutton.png" />';
            html += '</button>';

            html += '</form>';

            html += '<div id="searchHints" class="searchHints" style="display:none;"><div class="searchHintsContent"></div></div>';

            html += '</div>';

            return html;
        };

        self.onSearchRendered = function (parentElem) {

            $('#searchForm', parentElem).on("submit", function () {

                Dashboard.alert('Coming soon.');

                return false;
            });

            $('#txtSearch', parentElem).on("keyup", function (e) {

                var value = this.value;

                showFlyout(parentElem);
                updateFlyout(parentElem, value);

            }).on("focus", function () {

                var value = this.value;

                if (value) {
                    showFlyout(parentElem, value);
                }

            });

        };
    }

    window.Search = new search();
    
    $(document).on('pagehide', ".libraryPage", function () {

        hideFlyout(this);

        $('#txtSearch', this).val('');
    });


})(jQuery, document, window, clearTimeout, setTimeout);