///import core
///import uicore
(function () {
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        domUtils = baidu.editor.dom.domUtils,
        UIBase = baidu.editor.ui.UIBase,
        Popup = baidu.editor.ui.Popup = function (options){
            this.initOptions(options);
            this.initPopup();
        };

    var allPopups = [];
    function closeAllPopup( evt,el ){
        for ( var i = 0; i < allPopups.length; i++ ) {
            var pop = allPopups[i];
            if (!pop.isHidden()) {
                if (pop.queryAutoHide(el) !== false) {
                    if(evt&&/scroll/ig.test(evt.type)&&pop.className=="edui-wordpastepop")   return;
                    pop.hide();
                }
            }
        }

        if(allPopups.length)
            pop.editor.fireEvent("afterhidepop");
    }

    Popup.postHide = closeAllPopup;

    var ANCHOR_CLASSES = ['edui-anchor-topleft','edui-anchor-topright',
        'edui-anchor-bottomleft','edui-anchor-bottomright'];
    Popup.prototype = {
        SHADOW_RADIUS: 5,
        content: null,
        _hidden: false,
        autoRender: true,
        canSideLeft: true,
        canSideUp: true,
        initPopup: function (){
            this.initUIBase();
            allPopups.push( this );
        },
        getHtmlTpl: function (){
            return '<div id="##" class="edui-popup %%" onmousedown="return false;">' +
                ' <div id="##_body" class="edui-popup-body">' +
                ' <iframe style="position:absolute;z-index:-1;left:0;top:0;background-color: transparent;" frameborder="0" width="100%" height="100%" src="about:blank"></iframe>' +
                ' <div class="edui-shadow"></div>' +
                ' <div id="##_content" class="edui-popup-content">' +
                this.getContentHtmlTpl() +
                '  </div>' +
                ' </div>' +
                '</div>';
        },
        getContentHtmlTpl: function (){
            if(this.content){
                if (typeof this.content == 'string') {
                    return this.content;
                }
                return this.content.renderHtml();
            }else{
                return ''
            }

        },
        _UIBase_postRender: UIBase.prototype.postRender,
        postRender: function (){


            if (this.content instanceof UIBase) {
                this.content.postRender();
            }

            //捕获鼠标滚轮
            if( this.captureWheel && !this.captured ) {

                this.captured = true;

                var winHeight = ( document.documentElement.clientHeight || document.body.clientHeight )  - 80,
                    _height = this.getDom().offsetHeight,
                    _top = uiUtils.getClientRect( this.combox.getDom() ).top,
                    content = this.getDom('content'),
                    ifr = this.getDom('body').getElementsByTagName('iframe'),
                    me = this;

                ifr.length && ( ifr = ifr[0] );

                while( _top + _height > winHeight ) {
                    _height -= 30;
                }
                content.style.height = _height + 'px';
                //同步更改iframe高度
                ifr && ( ifr.style.height = _height + 'px' );

                //阻止在combox上的鼠标滚轮事件, 防止用户的正常操作被误解
                if( window.XMLHttpRequest ) {

                    domUtils.on( content, ( 'onmousewheel' in document.body ) ? 'mousewheel' :'DOMMouseScroll' , function(e){

                        if(e.preventDefault) {
                            e.preventDefault();
                        } else {
                            e.returnValue = false;
                        }

                        if( e.wheelDelta ) {

                            content.scrollTop -= ( e.wheelDelta / 120 )*60;

                        } else {

                            content.scrollTop -= ( e.detail / -3 )*60;

                        }

                    });

                } else {

                    //ie6
                    domUtils.on( this.getDom(), 'mousewheel' , function(e){

                        e.returnValue = false;

                        me.getDom('content').scrollTop -= ( e.wheelDelta / 120 )*60;

                    });

                }

            }
            this.fireEvent('postRenderAfter');
            this.hide(true);
            this._UIBase_postRender();
        },
        _doAutoRender: function (){
            if (!this.getDom() && this.autoRender) {
                this.render();
            }
        },
        mesureSize: function (){
            var box = this.getDom('content');
            return uiUtils.getClientRect(box);
        },
        fitSize: function (){
            if( this.captureWheel && this.sized ) {
                return this.__size;
            }
            this.sized = true;
            var popBodyEl = this.getDom('body');
            popBodyEl.style.width = '';
            popBodyEl.style.height = '';
            var size = this.mesureSize();
            if( this.captureWheel ) {
                popBodyEl.style.width =  -(-20 -size.width) + 'px';
                var height = parseInt( this.getDom('content').style.height, 10 );
                !window.isNaN( height ) && ( size.height = height );
            } else {
                popBodyEl.style.width =  size.width + 'px';
            }
            popBodyEl.style.height = size.height + 'px';
            this.__size = size;
            this.captureWheel && (this.getDom('content').style.overflow = 'auto');
            return size;
        },
        showAnchor: function ( element, hoz ){
            this.showAnchorRect( uiUtils.getClientRect( element ), hoz );
        },
        showAnchorRect: function ( rect, hoz, adj ){
            this._doAutoRender();
            var vpRect = uiUtils.getViewportRect();
            this.getDom().style.visibility = 'hidden';
            this._show();
            var popSize = this.fitSize();

            var sideLeft, sideUp, left, top;
            if (hoz) {
                sideLeft = this.canSideLeft && (rect.right + popSize.width > vpRect.right && rect.left > popSize.width);
                sideUp = this.canSideUp && (rect.top + popSize.height > vpRect.bottom && rect.bottom > popSize.height);
                left = (sideLeft ? rect.left - popSize.width : rect.right);
                top = (sideUp ? rect.bottom - popSize.height : rect.top);
            } else {
                sideLeft = this.canSideLeft && (rect.right + popSize.width > vpRect.right && rect.left > popSize.width);
                sideUp = this.canSideUp && (rect.top + popSize.height > vpRect.bottom && rect.bottom > popSize.height);
                left = (sideLeft ? rect.right - popSize.width : rect.left);
                top = (sideUp ? rect.top - popSize.height : rect.bottom);
            }

            var popEl = this.getDom();
            uiUtils.setViewportOffset(popEl, {
                left: left,
                top: top
            });
            domUtils.removeClasses(popEl, ANCHOR_CLASSES);
            popEl.className += ' ' + ANCHOR_CLASSES[(sideUp ? 1 : 0) * 2 + (sideLeft ? 1 : 0)];
            if(this.editor){
                popEl.style.zIndex = this.editor.container.style.zIndex * 1 + 10;
                baidu.editor.ui.uiUtils.getFixedLayer().style.zIndex = popEl.style.zIndex - 1;
            }
            this.getDom().style.visibility = 'visible';

        },
        showAt: function (offset) {
            var left = offset.left;
            var top = offset.top;
            var rect = {
                left: left,
                top: top,
                right: left,
                bottom: top,
                height: 0,
                width: 0
            };
            this.showAnchorRect(rect, false, true);
        },
        _show: function (){
            if (this._hidden) {
                var box = this.getDom();
                box.style.display = '';
                this._hidden = false;
//                if (box.setActive) {
//                    box.setActive();
//                }
                this.fireEvent('show');
            }
        },
        isHidden: function (){
            return this._hidden;
        },
        show: function (){
            this._doAutoRender();
            this._show();
        },
        hide: function (notNofity){
            if (!this._hidden && this.getDom()) {
                this.getDom().style.display = 'none';
                this._hidden = true;
                if (!notNofity) {
                    this.fireEvent('hide');
                }
            }
        },
        queryAutoHide: function (el){
            return !el || !uiUtils.contains(this.getDom(), el);
        }
    };
    utils.inherits(Popup, UIBase);
    
    domUtils.on( document, 'mousedown', function ( evt ) {
        var el = evt.target || evt.srcElement;
        closeAllPopup( evt,el );
    } );
    domUtils.on( window, 'scroll', function (evt,el) {
        closeAllPopup( evt,el );
    } );

})();
