window.history.pushState(state, title, url);

/**
 * Created: Aaron.
 * address: http://www.cnblogs.com/aaron-pan/
 */

//var pageIndex=window.history.state===null?0:window.history.state.page;

(function($,window,undefined){
  var loadData={
    pageIndex:window.history.state===null?1:window.history.state.page,
    //pageIndex:0,
    init:function(){
      this.getData(this.pageIndex);
      this.nextPage();
    },
    getData:function(pageIndex){
      var that=this;
      $.ajax({
        type:'post',
        url:'./data/getMovices'+pageIndex+'.json',
        dataType:'json',
        async:false,
        success:function(data){
          that.renderDom(data);
        }
      })
    },
    renderDom:function(movies){
      var bookHtml=
        "<table>"+
        "<tr>"+
        "<th>电影</th>>"+
        "<th>导演</th>"+
        "<th>上映时间</th>"+
        "</tr>";
      for(var i=0;i<movies.length;i++){
        bookHtml +=
          "<tr>" +
          "  <td>" + movies[i].moviesName + "</td>" +
          "  <td><a>" + movies[i].moviesEditor + "</a></td>" +
          "  <td>" + movies[i].times + "</td>" +
          "</tr>";
      }
      bookHtml+="</table>";
      bookHtml +=
        "<button>上一页</button>" +
        "<button class='nextPage'>下一页</button>";
      $('body').html(bookHtml);
    },
    nextPage:function(){
      var that=this;
      $(document).on("click",".nextPage",function(){
        that.pageIndex++;
        that.getData(that.pageIndex);
        window.history.pushState({page:that.pageIndex},null,window.location.href);
        //后退and刷新回到首页 window.history.replaceState({page:that.pageIndex},null,window.location.href);
      })
    },
  };
  loadData.init();
  window.addEventListener("popstate",function(event){
    var page=0;
    if(event.state!==null){
      page=event.state.page;
      console.log('page:'+page);
    }
    console.log('page:'+page);
    loadData.getData(page);
    loadData.pageIndex=page;
  })

})(jQuery,window,undefined);