// ==UserScript==
// @name         虾米wiki助手
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  帮助X友填充资料，目前仅支持Amazon的部分自动填写。
// @author       XMAnon
// @match        *://emumo.xiami.com/wiki/addalbum*
// @connect      www.amazon.com
// @connect      www.amazon.de
// @connect      www.amazon.fr
// @connect      www.amazon.it
// @connect      www.amazon.es
// @grant        GM_xmlhttpRequest
// Done:
//    wiki页填入资料来源后，点击虾填，稍等一两秒后再点击一次，将自动填充专辑名，艺人，发行时间信息，公司
//    目前仅支持Amazon unlimit stream mp3页面的地址
// Planned:
//    BandCamp,MusicBrainz,Discogs
//    Amazon + JP, Download and Select Pic File
//
// @downloadURL none
// ==/UserScript==

//虾米填专辑，根据参考资料页，自动填充
(function() {
    'use strict';
    //虾填:在添加专辑第一个页面，根据参考资料页面抓取信息
    var editTime = function (rawTime) {
        var time = rawTime.split(' ');
        var output;
        console.log(time);
        var timeMode = [0,1]
        const charMM = ['January','February','March','April','May','June','July','August','September','October','November','December'];
        const numMM = ['01','02','03','04','05','06','07','08','09','10','11','12'];
        if (charMM.indexOf(time[0]) >-1 ) //MM-DD-YYYY(US) e.g  December 18, 1992
        {
            output = time[2] + '-' + numMM[charMM.indexOf(time[0])] + '-' + time[1].replace(',','');
            console.log(output);
            return output
        }
        else if (charMM.indexOf(time[1]) >-1 )//DD-MM-YYYY(DE,IT,ES,FR) e.g. 18 December 1992 / 18. December 1992
        {
            output = time[2] + '-' + numMM[charMM.indexOf(time[1])] + '-' + time[0].replace('.','');
            console.log(output);
            return output;
        }
        //YYYY/MM/DD (JP) --> YYYY/MM/DD
    }
    var getPage = '';
    var getStatus;
    var getData = function (){
        var wikiUrl = document.getElementById("wiki").value;
        var details = {
            method: "GET",
            url: wikiUrl,
            headers: {
                "User-Agent": "Mozilla/5.0",    // If not specified, navigator.userAgent will be used.
                "Accept": "text/xml"            // If not specified, browser defaults will be used.
            },
            onload: function(response) {
                var responseXML = null;
                // Inject responseXML into existing Object (only appropriate for XML content).
                if (!response.responseXML) {
                    responseXML = new DOMParser()
                        .parseFromString(response.responseText, "text/xml");
                }
                getPage = response.responseText;
                getStatus = response.status;
                console.log('2');
            }
        }
        GM_xmlhttpRequest(details);
        console.log('3');
        if (getStatus === 200) {
            switch(true){
                case (wikiUrl.indexOf('amazon') > -1):
                    //专辑名 专辑艺人 发行时间 发行公司
                    console.log('1');
                    document.getElementById("title").value = getPage.split('dmusicProductTitle_feature_div')[1].split('</h1>')[0].split('<h1')[1].split('>')[1].replace(/&#039;/g,"'");//'会被转成ascii码，暂时只遇到了这一个问题，所以直接replace了
                    document.getElementById("artist").value = getPage.split('ProductInfoArtistLink')[1].split('</a>')[0].split('>')[1].replace(/ & /g,';').replace(/\n/g,'');
                    document.getElementById("publishtime").value = editTime(getPage.split('ProductInfoReleaseDate')[1].split('</span>')[0].split('>')[1].replace(/\n/g,''));
                    document.getElementById("company").value = getPage.split('productDetailsTable')[1].split('<li>')[2].split('</li>')[0].split('</strong> ')[1];
                    break;
                    //case (currentUrl.indexOf('bandcamp') > -1):
                default:
                    console.warn('Host not matching');
            }
        }
        else {
            console.log('No data fetched!!');
        }
    }
    //unsafeWindow.getData = getData;
    window.onload = function addWikiBtn(){
        var xmBtn0 = document.createElement("input");
        xmBtn0.type = "button";
        xmBtn0.value = "  虾填 :P  ";
        xmBtn0.style.color = "blue";
        xmBtn0.title = "点我，根据资料来源自动填充部分相关信息\n\n已支持:  amazon";
        xmBtn0.onclick = getData;
        var wikinode = document.getElementById("wiki").parentNode;
        wikinode.appendChild(xmBtn0);
    }
    //虾抓,读取页面信息，生成曲目列表并存储于剪贴板，详见脚本二

})();