// ==UserScript==
// @name         Plex External Player PotPlayer
// @namespace    https://github.com/Tosslog/PlexMediaServer/tree/main/Web%20Plugin/Plex%20External%20Player%20PotPlayer
// @version      1.1.0
// @description  插件用于激活本地PotPlayer 播放器使用。
// @author       北京土著 30344386@qq.com
// @include     /^https?://.*:32400/web.*
// @include     http://*:32400/web/index.html*
// @include     https://*:32400/web/index.html*
// @include     https://app.plex.tv/*
// @require     http://code.jquery.com/jquery-3.2.1.min.js
// @connect     *
// @require     https://cdnjs.cloudflare.com/ajax/libs/toastr.js/latest/js/toastr.min.js
// @grant       GM_xmlhttpRequest
// @downloadURL none
// ==/UserScript==

$("head").append(
    '<link href="//cdnjs.cloudflare.com/ajax/libs/toastr.js/latest/css/toastr.min.css" rel="stylesheet" type="text/css">'
);

// 消息设定
toastr.options = {
    "closeButton": true,
    "debug": false,
    "newestOnTop": true,
    "progressBar": true,
    "positionClass": "toast-bottom-right",
    "preventDuplicates": false,
    "onclick": null,
    "showDuration": "300",
    "hideDuration": "1000",
    "timeOut": "5000",
    "extendedTimeOut": "5000",
    "showEasing": "swing",
    "hideEasing": "linear",
    "showMethod": "fadeIn",
    "hideMethod": "fadeOut"
};

// 输出消息
var showToast = function (msg, error) {
    var title = 'Plex External PotPlayer';
    if (error) {
        toastr.error(msg, title, { timeOut: 10000 });
        logMessage(msg, 'Error');
    }
    else {
        toastr.success(msg, title);
    }
};

// 控制台输出
var logMessage = function (msg, _type) {
    console.log('[Plex External PotPlayer ' + _type + ' ] ' + msg);
};

//得到 Plex Servers
var makeRequest = function (url, serverId) {
    return new Promise(function (resolve, reject) {
        var origAccessToken = localStorage.myPlexAccessToken;
        var serverNode = {};
        if (localStorage.users) {
            serverNode = JSON.parse(localStorage.users);
            //console.log(serverNode);
        } else {
            logMessage('未找到用户详细信息', 'Error');
        }
        var tokenToTry = origAccessToken;
        if (serverNode === undefined) {
            serverNode = {
                users: []
            };
        }
        // logMessage('寻找 serverId 的令牌:' + serverId)
        let tokenFound = false
        if (serverId !== undefined) {
            serverLoop:
            for (var i = 0; i < serverNode.users.length; i++) {
                // logMessage('Checking server list (' + serverNode.users[i].servers.length + ') for user:' + serverNode.users[i].username)
                for (var j = 0; j < serverNode.users[i].servers.length; j++) {
                    // logMessage('Checking server with id ' + serverNode.users[i].servers[j].machineIdentifier)
                    if (serverNode.users[i].servers[j].machineIdentifier == serverId) {
                        tokenToTry = serverNode.users[i].servers[j].accessToken;
                        // logMessage('Token found:' + tokenToTry);
                        tokenFound = true
                        break serverLoop;
                    }
                }
            }
            token = tokenToTry;
            if (!tokenFound) {
                showToast('找不到身份验证信息', 1);
                reject();
                return;
            }
        }
        var authedUrl = url + '&X-Plex-Token=' + tokenToTry;
        // logMessage('调用 ' + authedUrl, 'Log');
        GM_xmlhttpRequest({
            method: "GET",

            url: authedUrl,
            onload: function (state) {
                if (state.status === 200) {
                    //logMessage('成功调用' + url, 'Log');
                    resolve(state);
                }
            },
            onreadystatechange: function (state) {
                if (state.readyState === 4) {

                    if (state.status === 401) {
                        logMessage('未授权 ' + url, 'Error');
                    } else if (state.status !== 200) {
                        logMessage('请求返回 ' + state.status, 'Log');
                        showToast('Error calling: ' + url + '. Response: ' + state.responseText + ' Code:' + state.status + ' Message: ' + state.statusText, 1);
                    }
                }
            },
        });
    });
};

var getHosts = function () {
    makeRequest('https://plex.tv/api/resources?includeHttps=1&X-Plex-Token=' + localStorage.myPlexAccessToken)
        .then(function (response) {
            //console.log(response)
            let parts = response.responseXML.getElementsByTagName('Device');
            for (let i = 0; i < parts.length; i++) {
                if (parts[i].getAttribute('product') == 'Plex Media Server') {
                    let connections = parts[i].getElementsByTagName('Connection');
                    for (let j = 0; j < connections.length; j++) {
                        if (connections[j].getAttribute('local') == parts[i].getAttribute('publicAddressMatches')) {
                            pmsUrls.set(parts[i].getAttribute('clientIdentifier'), 'http://' + connections[j].getAttribute('address') + ':' + connections[j].getAttribute('port'));
                            break;
                        }
                    }
                }
            }
        }).catch(function () {
            showToast('Failed to get PMS URLs', 1);
        });
}

var pmsUrls = new Map();
var token = '';
var title = '';
setTimeout(function () {
    getHosts();
    //console.log(token)
}, 1000);


// 单击侦听器
var clickListener = function (e) {
    e.preventDefault();
    e.stopPropagation();
    var a = jQuery(e.target).closest('a');
    var link = a.attr('href');
    var url = link;
    if (link === '#' || link === undefined || link === 'javascript:void(0)') {
        url = window.location.hash;
    }

    if (url.indexOf('/server/') > -1) {
        var serverId = url.split('/')[2];
    }

    if (url.indexOf('%2Fmetadata%2F') > -1) {
        var idx = url.indexOf('%2Fmetadata%2F');
        var mediaId = url.substr(idx + 14);
        var idToken = mediaId.indexOf('&');
        if (idToken > -1) {
            mediaId = mediaId.substr(0, idToken);
        }
    }

    var metaDataPath = pmsUrls.get(serverId) + '/library/metadata/' + mediaId + '?includeConcerts=1&includeExtras=1&includeOnDeck=1&includePopularLeaves=1&includePreferences=1&includeChapters=1&asyncCheckFiles=0&asyncRefreshAnalysis=0&asyncRefreshLocalMediaAgent=0&X-Plex-Token=' + localStorage.myPlexAccessToken;
    //console.log('metaDataPath = ' + metaDataPath)
    makeRequest(metaDataPath, serverId)
        .then((response) => {
            let mediaurl = '';
            let subtitlelist = [];
            let Video = response.responseXML.getElementsByTagName('Video');
            for (let i = 0; i < Video.length; i++) {
                if (Video[i].attributes['title'] !== undefined) {
                    title = ' [' + Video[i].attributes['title'].value + '] ';
                    break;
                }
            }


            let parts = response.responseXML.getElementsByTagName('Part');
            for (let i = 0; i < parts.length; i++) {
                if (parts[i].attributes['file'] !== undefined) {
                    mediaurl = pmsUrls.get(serverId) + parts[i].attributes['key'].value + '?download=1';
                }
            }

            let Stream = response.responseXML.getElementsByTagName('Stream');
            //console.log(Stream)
            for (let i = 0; i < Stream.length; i++) {
                if (Stream[i].attributes['key'] !== undefined) {
                    let subtitlekey = Stream[i].attributes['key'].value;
                    if (subtitlekey !== undefined) {
                        subtitlelist.push(subtitlekey);
                    }
                    else {
                        logMessage('未找到本地外挂字幕文件', 'Error');
                    }
                }
            }

            let subtitleUrl = [];
            for (let i = 0; i < subtitlelist.length; i++) {
                subtitleUrl.push(pmsUrls.get(serverId) + subtitlelist[i]);
            };

            var authedUrl = mediaurl + '&X-Plex-Token=' + token;
            let poturl = "potplayer://" + authedUrl + " /sub=" + subtitleUrl[0] + '?X-Plex-Token=' + token;
            //console.log(poturl);
            showToast('成功解析影片 ' + title + ' 路径，正在激活本地PotPlayer播放器。', 0)
            window.open(poturl, "_blank");
        });

};

// 绑定按钮
var bindClicks = function () {
    var hasBtn = false;
    var toolBar = jQuery("#plex-icon-toolbar-play-560").parent().parent();
    toolBar.children('button').each(function (i, e) {
        if (jQuery(e).hasClass('plexextplayer'))
            hasBtn = true;
    });


    if (!hasBtn) {
        var template = jQuery('<button class="play-btn media-poster-btn btn-link plexextplayer" tabindex="-1" title="外部播放器"><i class="glyphicon play plexextplayer plexextplayerico"></i></button>');
        toolBar.prepend(template);
        template.click(clickListener);

    }

    // Cover page
    jQuery('[class^=MetadataPosterCardOverlay-link]').each(function (i, e) {
        e = jQuery(e);
        let poster = e.parent();
        if (poster.length === 1 && poster[0].className.trim().startsWith('MetadataPosterCardOverlay')) {
            let existingButton = poster.find('.plexextplayerico');
            if (existingButton.length === 0) {
                let url = poster.find('a').attr('href');
                let template = jQuery('<a href="' + url + '" aria-haspopup="false"  aria-role="button" class="" type="button"><i class="glyphicon play plexextplayer plexextplayerico plexextplayericocover"></i></button>');
                let newButton = template.appendTo(poster);
                newButton.click(clickListener);
                poster.mouseenter(function () {
                    newButton.find('i').css('display', 'block');
                });
                poster.mouseleave(function () {
                    newButton.find('i').css('display', 'none');
                });
            }
        }
    });

    //Thumbnails
    jQuery('[class^=PosterCardLink-link]').each(function (i, e) {
        e = jQuery(e);
        let thumb = e.parent();
        if (thumb.length === 1 && thumb[0].className.trim().startsWith('MetadataPosterListItem-card')) {
            let existingButton = thumb.find('.plexextplayerico');
            if (existingButton.length === 0) {
                let url = thumb.find('a').attr('href');
                let template = jQuery('<a href="' + url + '" aria-haspopup="false"  aria-role="button" class="" type="button"><i class="glyphicon play plexextplayer plexextplayerico plexextplayericocover"></i></button>');
                let thumbButton = template.appendTo(thumb);
                thumbButton.click(clickListener);
                thumb.mouseenter(function () {
                    thumbButton.find('i').css('display', 'block');
                });
                thumb.mouseleave(function () {
                    thumbButton.find('i').css('display', 'none');
                });
            }
        }
    });

    // Playlist
    jQuery("span[class^=' MetadataPosterTitle-singleLineTitle']").each(function (i, e) {
        e = jQuery(e);
        let playlistItem = e.closest("[class^='PlaylistItemRow-overlay']").find("[class^='PlaylistItemMetadata-indexContainer']");
        if (playlistItem.length === 1) {
            let existingButton = playlistItem.find('.plexextplayerico');
            if (existingButton.length === 0) {
                let url = e.find('a').attr('href');
                let template = jQuery('<a href="' + url + '" aria-haspopup="false"  aria-role="button" class="" type="button"><i class="glyphicon play plexextplayer plexextplayerico plexextplayericocover"></i></button>');
                let newButton = template.appendTo(playlistItem);
                newButton.click(clickListener);
                playlistItem.closest("[class^='PlaylistItemRow-overlay']").mouseenter(function () {
                    newButton.find('i').css('display', 'block');
                });
                playlistItem.closest("[class^='PlaylistItemRow-overlay']").mouseleave(function () {
                    newButton.find('i').css('display', 'none');
                });
            }
        }
    });
};


// Make buttons smaller
jQuery('body').append('<style>.plexextplayericocover {right: 10px; top: 10px; position:absolute; display:none;font-size:15px;} .glyphicon.plexfolderextplayerico:before {  content: "\\e145";   } .glyphicon.plexextplayerico:before {  content: "\\e161";   }</style>');


// 绑定按钮并每 100 毫秒检查一次新按钮
// 放置脚本最后
setInterval(bindClicks, 100);
bindClicks();