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

var TREE_SHEET_CONTROLLER = {
    createNew: function (tree, sheet, setting) {
        var controller = function () {
            this.tree = tree;
            this.sheet = sheet;
            this.setting = setting;
            this.event = {
                treeSelectedChanged: null
            }
        };

        controller.prototype.showTreeData = function () {
            var that = this;
            TREE_SHEET_HELPER.loadSheetHeader(this.setting, this.sheet);
            TREE_SHEET_HELPER.showTreeData(this.setting, this.sheet, this.tree);

            this.sheet.bind(GC.Spread.Sheets.Events.SelectionChanged, function (e, info) {
                that.tree.selected = that.tree.findNode(info.sheet.getTag(info.newSelections[0].row, info.newSelections[0].col));
                if (that.event.treeSelectedChanged) {
                    that.event.treeSelectedChanged(that.tree.selected);
                }
            });

            this.sheet.bind(GC.Spread.Sheets.Events.EditEnded, function (sender, args) {
                var result = tree.editedData(setting.cols[args.col].data.field, args.sheet.getTag(args.row, args.col), args.editingText);

                if (result.allow) {
                    TREE_SHEET_HELPER.refreshTreeNodeData(that.setting, that.sheet, result.nodes, false);
                } else {
                    TREE_SHEET_HELPER.refreshTreeNodeData(that.setting, that.sheet, [tree.findNode(args.sheet.getTag(args.row, args.col))], false);
                };
            });
        };

        controller.prototype.insert = function () {
            var newNode = null, that = this;
            if (this.tree && this.tree.selected) {
                newNode = this.tree.insert(this.tree.selected.getParentID(), this.tree.selected.getNextSiblingID());
                if (newNode) {
                    TREE_SHEET_HELPER.massOperationSheet(this.sheet, function () {
                        var sels = that.sheet.getSelections();
                        var iRow = sels[0].row, newNodeRow = iRow + that.tree.selected.posterityCount() + 1;
                        that.sheet.addRows(newNodeRow, 1);
                        TREE_SHEET_HELPER.refreshTreeNodeData(that.setting, that.sheet, [newNode], false);
                        that.tree.selected = newNode;
                        that.sheet.setSelection(newNode.serialNo(), sels[0].col, 1, 1);
                        that.sheet.showRow(newNode.serialNo(), GC.Spread.Sheets.VerticalPosition.center)
                    })
                }
            }
        };
        controller.prototype.delete = function () {
            var that = this;
            if (this.tree.selected) {
                if (this.tree.delete(this.tree.selected)) {
                    TREE_SHEET_HELPER.massOperationSheet(this.sheet, function () {
                        var sels = that.sheet.getSelections();
                        var iRow = sels[0].row;
                        that.sheet.deleteRows(iRow, that.tree.selected.posterityCount() + 1);
                        that.tree.selected = that.tree.findNode(that.sheet.getTag(iRow, 0, GC.Spread.Sheets.SheetArea.viewport));
                    });
                }
            }
        };
        controller.prototype.upLevel = function () {
            var that = this;
            if (this.tree.selected) {
                if (this.tree.selected.upLevel()) {
                    TREE_SHEET_HELPER.massOperationSheet(this.sheet, function () {
                        TREE_SHEET_HELPER.refreshNodesVisible([that.tree.selected], that.sheet, true);
                        that.sheet.showRow(that.tree.selected.serialNo(), GC.Spread.Sheets.VerticalPosition.center);
                    });
                }
            }
        };
        controller.prototype.downLevel = function () {
            var that = this;
            if (this.tree.selected) {
                if (this.tree.selected.downLevel()) {
                    TREE_SHEET_HELPER.massOperationSheet(that.sheet, function () {
                        TREE_SHEET_HELPER.refreshNodesVisible([that.tree.selected.parent], that.sheet, true);
                        that.sheet.showRow(that.tree.selected.serialNo(), GC.Spread.Sheets.VerticalPosition.center);
                    });
                }
            }
        };
        controller.prototype.upMove = function () {
            var that = this;
            if (this.tree.selected) {
                if (this.tree.selected.upMove()) {
                    TREE_SHEET_HELPER.massOperationSheet(this.sheet, function () {
                        var sels = that.sheet.getSelections();
                        var iRow = sels[0].row;
                        TREE_SHEET_HELPER.refreshTreeNodeData(that.setting, that.sheet, [that.tree.selected, that.tree.selected.nextSibling], true);
                        that.sheet.setSelection(that.tree.selected.serialNo(), sels[0].col, 1, 1);
                    });
                }
            }
        };
        controller.prototype.downMove = function () {
            var that = this;
            if (this.tree.selected) {
                if (this.tree.selected.downMove()) {
                    TREE_SHEET_HELPER.massOperationSheet(this.sheet, function () {
                        var sels = that.sheet.getSelections();
                        var iRow = sels[0].row;
                        TREE_SHEET_HELPER.refreshTreeNodeData(that.setting, that.sheet, [that.tree.selected, that.tree.selected.preSibling], true);
                        that.sheet.setSelection(that.tree.selected.serialNo(), sels[0].col, 1, 1);
                    });
                }
            }
        };

        controller.prototype.bind = function (eventName, eventFun) {
            this.event[eventName] = eventFun;
        };

        return new controller();
    }
};