/**
 * Created by Mai on 2017/4/1.
 */

var Bills = {
    createNew: function (project) {
        var billsTreeSetting = {
            id: 'ID',
            pid: 'ParentID',
            nid: 'NextSiblingID',
            rootId: -1,
            autoUpdate: true
        };

        // 用户定义private方法
        var tools = {
            coverseTreeUpdateData: function (datas, projectID) {
                var updateDatas = [];
                datas.forEach(function (data) {
                    var updateData = {};
                    data.data.projectID = projectID;
                    if (data.type === idTree.updateType.new) {
                        updateData.updateType = 'ut_create';
                        updateData.updateData = data.data;
                    } else if (data.type === idTree.updateType.update) {
                        updateData.updateType = 'ut_update';
                        updateData.updateData = data.data;
                    } else if (data.type === idTree.updateType.delete) {
                        updateData.updateType = 'ut_delete';
                        updateData.updateData = data.data;
                    }
                    updateDatas.push(updateData);
                });
                return updateDatas;
            }
        };

        // 所有通过this访问的属性，都不应在此单元外部进行写入操作
        var bills = function (proj) {
            this.project = proj;
            this.datas = null;
            this.tree = idTree.createNew(billsTreeSetting);

            var sourceType = ModuleNames.bills;
            this.getSourceType = function () {
                return sourceType;
            }
            proj.registerModule(ModuleNames.bills, this);
        };

        // 从后台获取数据
        /*bills.prototype.pullData = function (){
            this.project.pullData(
                '/bills/getData',
                {projectID: this.project.ID},
                function(result){
                    if (result.error ===0){
                        this.loadDatas(result.data);
                    }
                    else {
                        // to do: ?错误处理需要细化
                        alert(result.message);
                    }
                },
                function (){}// to do: 错误处理需要细化
            )
        };*/

        // prototype用于定义public方法
        bills.prototype.loadData = function (datas) {
            this.datas = datas;
            // generate Fees & Flags Index, For View & Calculate
            this.datas.forEach(function (data) {
                data.feesIndex = {};
                if (data.fees) {
                    data.fees.forEach(function (fee) {
                        data.feesIndex[fee.fieldName] = fee;
                    });
                }
                data.flagsIndex = {};
                if (data.flags) {
                    data.flags.forEach(function (flag) {
                        data.flagsIndex[flag.fieldName] = flag;
                    });
                }
            });
            // datas load to Tree
            this.tree.loadDatas(this.datas);
        };

        bills.prototype.setMaxID = function (ID) {
            this.tree.maxNodeID(ID);
        };

        // 提交数据后的错误处理方法
        bills.prototype.doAfterUpdate = function(err, data){
            console.log(data)
            if(data.quantityRefresh){
                this.refreshDatas(data,'quantity');
            }
        };

        bills.prototype.refreshDatas = function(data,fieldName){
            var dataIndex = _.findIndex(this.datas,function(item) {
                return item.ID ==data.billID;
            });
            this.datas[dataIndex][fieldName] = data[fieldName];
            if(fieldName=='quantity'){
                this.datas[dataIndex]['isFromDetail']=1
            }
            var controller = projectObj.mainController;
            var selected = controller.sheet.getSelections();
            var col =   _.findIndex(BillsGridSetting.cols,function (col) {
                return col.data.field ==fieldName;
            });
            controller.sheet.getCell(selected[0].row,col).value(data[fieldName]);
        };

        bills.prototype.getCounterData = function (count) {
            var updateData = {'projectID': this.project.ID()};
            if (count) {
                updateData[this.getSourceType()] = this.tree.maxNodeID() + count;
            } else {
                updateData[this.getSourceType()] = this.tree.maxNodeID() + 1;
            }
            return updateData;
        };

        bills.prototype.insertBills = function (parentId, nextSiblingId) {
            var insertData = this.tree.getInsertData(parentId, nextSiblingId);
            var that = this, newData = null;
            insertData.forEach(function (data) {
                if (data.type === idTree.updateType.new) {
                    newData = data.data;
                }
            });
            this.project.pushNow('insertBills', [this.getSourceType(), this.project.projCounter()],
                [ tools.coverseTreeUpdateData(insertData, this.project.ID()), this.getCounterData()]);
            //project.pushNow('insertBills', ModuleNames.bills, tools.coverseTreeUpdateData(insertData));

            this.datas.push(newData);
            return this.tree.insert(parentId, nextSiblingId);
        };
        bills.prototype.insertStdBills = function (parentId, nextSiblingId, stdBillsData) {
            var insertData = this.tree.getInsertData(parentId, nextSiblingId);
            var newData = null, that = this;
            insertData.forEach(function (data) {
                if (data.type === idTree.updateType.new) {
                    data.data.code = stdBillsData.code;
                    data.data.name = stdBillsData.name;
                    data.data.unit = stdBillsData.unit;
                    newData = data.data;
                }
            });
            this.project.pushNow('insertStdBills', [this.getSourceType(), this.project.projCounter()],
                [ tools.coverseTreeUpdateData(insertData, this.project.ID()), this.getCounterData()]);

            this.datas.push(newData);
            return this.tree.insertByData(newData, parentId, nextSiblingId);
        };
        bills.prototype.deleteBills = function (node) {
            let deleteNode = function (node) {
                this.project.Ration.deleteByBills([node]);
                this.project.VolumePrice.deleteByBills([node]);
                return this.tree.delete(node);
            }
            var deleteData = this.tree.getDeleteData(node);
            var ration_glj =projectObj.project.ration_glj;
            let modules =[ModuleNames.bills, ModuleNames.ration, ModuleNames.ration_glj, ModuleNames.volume_price];
            let deleteDatas=[tools.coverseTreeUpdateData(deleteData, this.project.ID()),
                this.project.Ration.getDeleteDataByBill([node]), ration_glj.getDeleteDataByBills(deleteData),
                this.project.VolumePrice.getDeleteDataByBills([node])
            ];
            project.ration_glj.deleteByBills(deleteData);
            project.quantity_detail.deleteByBills(deleteData);
            project.pushNow('deleteBills', modules, deleteDatas);

            return this.tree.delete(node);
        };

        bills.prototype.upMoveBills = function (node) {
            var upMoveData = node.getUpMoveData();
            project.pushNow('upMoveBills', this.getSourceType(), tools.coverseTreeUpdateData(upMoveData, this.project.ID()));

            return node.upMove();
        };
        bills.prototype.downMoveBills = function (node) {
            var downMoveData = node.getDownMoveData();
            project.pushNow('downMoveBills', this.getSourceType(), tools.coverseTreeUpdateData(downMoveData, this.project.ID()));

            return node.downMove();
        };
        bills.prototype.upLevelBills = function (node) {
            var upLevelData = node.getUpLevelData();
            project.pushNow('upLevelBills', this.getSourceType(), tools.coverseTreeUpdateData(upLevelData, this.project.ID()));

            return node.upLevel();
        };
        bills.prototype.downLevelBills = function (node) {
            var downLevelData = node.getDownLevelData();
            project.pushNow('downLevelBills', [this.getSourceType()], [tools.coverseTreeUpdateData(downLevelData, this.project.ID())]);

            return node.downLevel();
        };

        bills.prototype.updateField = function (node, field, newValue) {
            calcFees.setFee(node.data, field, newValue);
            let updateData = [];
            let data = {'ID': node.getID(), 'projectID': this.project.ID()};
            if (field === 'quantity') {
                data[field] = newValue;
                // to do Calculate
                if (node.data.fees) {
                    data.fees = node.data.fees;
                }
            } else if (field === 'feesIndex.common.unitFee') {
                // to do Calculate
                if (node.data.fees) {
                    data.fees = node.data.fees;
                }
            } else {
                data[field] = newValue;
            }
            updateData.push({'updateType': 'ut_update', 'updateData': data});
            this.project.pushNow('updateBills', this.getSourceType(), updateData);
        };

        return new bills(project);
    }
};