/**
 * Created by Tony on 2017/7/7.
 */

let calculationTreeOprObj = {
    treeObj : null,
    currentNode: null,
    iniTree: function(rptTpl) {
        var me = this;
        let fieldMapList = me.buildTreeData(rptTpl);
        me.treeObj = $.fn.zTree.init($("#rpt_tpl_formulas"), caculationSetting, fieldMapList);
        me.treeObj.expandAll(true);
        let et = $("#exprRunType");
        et.append("<option value='" + JV.RUN_TYPE_BEFORE_PAGING + "'>预运行</option>");
        et.append("<option value='" + JV.RUN_TYPE_BEFORE_OUTPUT + "'>实时运行</option>");
    },
    buildTreeData: function (rptTpl) {
        let me = this, rst = {"Name": "计算式", items: []};
        if (rptTpl[JV.NODE_FORMULAS]) {
            for (let cItem of rptTpl[JV.NODE_FORMULAS]) {
                let node = {};
                node[JV.PROP_NAME] = cItem[JV.PROP_NAME];
                node[JV.PROP_RUN_TYPE] = cItem[JV.PROP_RUN_TYPE];
                node[JV.PROP_EXPRESSION] = cItem[JV.PROP_EXPRESSION];
                node["format"] = (cItem["format"])?cItem["format"]:"";
                rst.items.push(node);
            }
        }
        return rst;
    },
    changeRunType: function (dom) {
        let me = calculationTreeOprObj;
        if (me.currentNode) {
            me.currentNode[JV.PROP_RUN_TYPE] = dom.value;
        }
    },
    changeFormat: function (dom) {
        let me = calculationTreeOprObj;
        if (me.currentNode) {
            me.currentNode["format"] = dom.value;
        }
    },
    changeExpression: function (dom) {
        let me = calculationTreeOprObj;
        if (me.currentNode) {
            me.currentNode[JV.PROP_EXPRESSION] = dom.value;
        }
    },
    onClick: function (event,treeId,treeNode) {
        let me = calculationTreeOprObj;
        me.currentNode = treeNode;
        if (treeNode.level === 0) {
            $("#exprDetail")[0].style.display = "none";
        } else {
            $("#exprDetail")[0].style.display = "";
            if (treeNode[JV.PROP_RUN_TYPE] === JV.RUN_TYPE_BEFORE_PAGING) {
                $("#exprRunType")[0].selectedIndex = 0;
            } else {
                $("#exprRunType")[0].selectedIndex = 1;
            }
            $("#exprFormat")[0].value = (treeNode["format"])?treeNode["format"]:"";
            $("#exprContent")[0].value = treeNode[JV.PROP_EXPRESSION];
            //
        }
    },
    onBeforeRemove: function(treeId, treeNode){
        let rst = false;
        if (treeNode.level > 0) {
            rst = confirm('请确认是否真的删除?');
        }
        return rst;
    },
    beforeRename: function(treeId, treeNode, newName, isCancel) {
        if (isCancel) {
            return true;
        }
        if (treeNode.level === 0) {
            return false;
        }
        return true;
    },
    onBeforeDrop: function (treeId, treeNodes, targetNode, moveType) {
        let rst = false;
        if (targetNode.level === 1 && (moveType === "next" || moveType === "prev")) {
            return true;
        }
        return rst;
    },
    extractCalculation: function (rptTpl) {
        //
    }
}