//历史记录
function setCookies(cookieName,cookieValue,minutes){ let today = new Date(); let expire = new Date(); let exp=minutes*1000*60||1000*3600*24*365;expire.setTime(today.getTime() + exp); document.cookie = cookieName+'='+escape(cookieValue)+ ';expires='+expire.toGMTString()+'; path=/'; }
function readCookies(cookieName){ let theCookie=''+document.cookie; let ind=theCookie.indexOf(cookieName); if (ind==-1 || cookieName=='') return ''; let ind1=theCookie.indexOf(';',ind); if (ind1==-1) ind1=theCookie.length; let rico_ret = theCookie.substring(ind+cookieName.length+1,ind1).replace(/%/g, '%25'); return unescape(decodeURI(rico_ret)); }

var _num = 100;
function LastRead(){
    this.bookList="bookList"
}
LastRead.prototype={
    set:function(bid,tid,title,texttitle,author,sortname){
        if(!(bid&&tid&&title&&texttitle&&author&&sortname))return;
        var v=bid+'#'+tid+'#'+title+'#'+texttitle+'#'+author+'#'+sortname;
        this.setItem(bid,v);
        this.setBook(bid)
    },

    get:function(k){
        return this.getItem(k)?this.getItem(k).split("#"):"";
    },

    remove:function(k){
        this.removeItem(k);
        this.removeBook(k)
    },

    setBook:function(v){
        var reg=new RegExp("(^|#)"+v);
        var books =	this.getItem(this.bookList);
        if(books==""){
            books=v
        }
        else{
            if(books.search(reg)==-1){
                books+="#"+v
            }
            else{
                books.replace(reg,"#"+v)
            }
        }
        this.setItem(this.bookList,books)

    },

    getBook:function(){
        var v=this.getItem(this.bookList)?this.getItem(this.bookList).split("#"):Array();
        var books=Array();
        if(v.length){

            for(var i=0;i<v.length;i++){
                var tem=this.getItem(v[i]).split('#');
                if(i>v.length-(_num+1)){
                    if (tem.length>3)	books.push(tem);
                }
                else{
                    lastread.remove(tem[0]);
                }
            }
        }
        return books
    },

    removeBook:function(v){
        var reg=new RegExp("(^|#)"+v);
        var books =	this.getItem(this.bookList);
        if(!books){
            books=""
        }
        else{
            if(books.search(reg)!=-1){
                books=books.replace(reg,"")
            }

        }
        this.setItem(this.bookList,books)

    },

    setItem:function(k,v){
        if(!!window.localStorage){
            localStorage.setItem(k,v);
        }
        else{
            var expireDate=new Date();
            var EXPIR_MONTH=30*24*3600*1000;
            expireDate.setTime(expireDate.getTime()+12*EXPIR_MONTH)
            document.cookie=k+"="+encodeURIComponent(v)+";expires="+expireDate.toGMTString()+"; path=/";
        }
    },

    getItem:function(k){
        var value=""
        var result=""
        if(!!window.localStorage){
            result=window.localStorage.getItem(k);
            value=result||"";
        }
        else{
            var reg=new RegExp("(^| )"+k+"=([^;]*)(;|\x24)");
            var result=reg.exec(document.cookie);
            if(result){
                value=decodeURIComponent(result[2])||""}
        }
        return value

    },

    removeItem:function(k){
        if(!!window.localStorage){
            window.localStorage.removeItem(k);
        }
        else{
            var expireDate=new Date();
            expireDate.setTime(expireDate.getTime()-1000)
            document.cookie=k+"= "+";expires="+expireDate.toGMTString()
        }
    },
    removeAll:function(){
        if(!!window.localStorage){
            window.localStorage.clear();
        }
        else{
            var v=this.getItem(this.bookList)?this.getItem(this.bookList).split("#"):Array();
            var books=Array();
            if(v.length){
                for( i in v ){
                    var tem=this.removeItem(v[k])
                }
            }
            this.removeItem(this.bookList)
        }
    }
}
function showbook(){
    var bookhtml='';
    var books=lastread.getBook();
    var books=books.reverse();
    if(books.length){
        for(var i=0 ;i<books.length;i++){
            bookhtml+='<div><div class="hidden-xs">'+books[i][5]+'</div><div><a href="' cpplt[j][0] '" target="_blank">'+books[i][2]+'</a></div><div><a href="' cpplt[j][1] '">'+books[i][3]+'</a></div><div class="hidden-xs">'+books[i][4]+'</div><div class="delbutton"><a class="del_but" href="javascript:removebook(\''+books[i][0]+'\')" onclick="return confirm(\'确定要将本书移除吗？\')">删除</a></div></div>';
        }
    }else{
        bookhtml+=''
    }
    document.write(bookhtml);
}
function removebook(k){
    lastread.remove(k);
    window.location.reload();
}
function removeall(){
    lastread.removeAll();
    window.location.reload();
}
window.lastread = new LastRead();