Continue refactor.

packages/mindplot/src/components/Command.ts

@@ -46,11 +46,11 @@ abstract class Command {
     return this._uuid;
   }
 
-  get discardDuplicated(): string {
+  getDiscardDuplicated(): string {
     return this._discardDuplicated;
   }
 
-  set discardDuplicated(value: string) {
+  setDiscardDuplicated(value: string) {
     this._discardDuplicated = value;
   }
 }

packages/mindplot/src/components/ControlPoint.ts

@@ -21,6 +21,7 @@ import { $defined } from '@wisemapping/core-js';
 import Shape from './util/Shape';
 import ActionDispatcher from './ActionDispatcher';
 import Workspace from './Workspace';
+import PositionType from './PositionType';
 
 class ControlPoint {
   private control1: Elipse;
@@ -37,15 +38,15 @@ class ControlPoint {
 
   private _workspace: Workspace;
 
-  private _endPoint: any[];
+  private _endPoint: PositionType[];
 
-  private _orignalCtrlPoint: any;
+  private _orignalCtrlPoint: PositionType[];
 
-  private _controls: any;
+  private _controls: PositionType[];
 
-  private _mouseMoveFunction: (e: Event) => void;
+  private _mouseMoveFunction: (e: MouseEvent) => void;
 
-  private _mouseUpFunction: (e: Event) => void;
+  private _mouseUpFunction: (e: MouseEvent) => void;
 
   constructor() {
     this.control1 = new Elipse({
@@ -73,25 +74,24 @@ class ControlPoint {
     ];
 
     this._isBinded = false;
-    const me = this;
-    this._controlPointsController[0].addEvent('mousedown', (event) => {
-      me._mouseDown(event, ControlPoint.FROM, me);
+    this._controlPointsController[0].addEvent('mousedown', (event: MouseEvent) => {
+      this._mouseDown(event, ControlPoint.FROM);
     });
-    this._controlPointsController[0].addEvent('click', (event) => {
-      me._mouseClick(event);
+    this._controlPointsController[0].addEvent('click', (event: MouseEvent) => {
+      this._mouseClick(event);
     });
-    this._controlPointsController[0].addEvent('dblclick', (event) => {
-      me._mouseClick(event);
+    this._controlPointsController[0].addEvent('dblclick', (event: MouseEvent) => {
+      this._mouseClick(event);
     });
 
-    this._controlPointsController[1].addEvent('mousedown', (event) => {
-      me._mouseDown(event, ControlPoint.TO, me);
+    this._controlPointsController[1].addEvent('mousedown', (event: MouseEvent) => {
+      this._mouseDown(event, ControlPoint.TO);
     });
-    this._controlPointsController[1].addEvent('click', (event) => {
-      me._mouseClick(event);
+    this._controlPointsController[1].addEvent('click', (event: MouseEvent) => {
+      this._mouseClick(event);
     });
-    this._controlPointsController[1].addEvent('dblclick', (event) => {
-      me._mouseClick(event);
+    this._controlPointsController[1].addEvent('dblclick', (event: MouseEvent) => {
+      this._mouseClick(event);
     });
   }
 
@@ -103,8 +103,7 @@ class ControlPoint {
     this._createControlPoint();
     this._endPoint = [];
     this._orignalCtrlPoint = [];
-    this._orignalCtrlPoint[0] = { ...this._controls[0] };
-    this._orignalCtrlPoint[1] = { ...this._controls[1] };
+    [this._orignalCtrlPoint[0], this._orignalCtrlPoint[1]] = this._controls;
     this._endPoint[0] = { ...this._line.getLine().getFrom() };
     this._endPoint[1] = { ...this._line.getLine().getTo() };
   }
@@ -146,16 +145,16 @@ class ControlPoint {
     // Overwrite default behaviour ...
   }
 
-  private _mouseDown(event: Event, point, me) {
+  private _mouseDown(event: MouseEvent, point: number) {
     if (!this._isBinded) {
       this._isBinded = true;
       this._mouseMoveFunction = (e) => {
-        me._mouseMoveEvent(e, point, me);
+        this._mouseMoveEvent(e, point);
       };
 
       this._workspace.getScreenManager().addEvent('mousemove', this._mouseMoveFunction);
-      this._mouseUpFunction = (e: Event) => {
-        me._mouseUp(e, point, me);
+      this._mouseUpFunction = (e: MouseEvent) => {
+        this._mouseUp(e, MouseEvent);
       };
       this._workspace.getScreenManager().addEvent('mouseup', this._mouseUpFunction);
     }
@@ -224,22 +223,22 @@ class ControlPoint {
   }
 
   removeFromWorkspace(workspace: Workspace) {
-    this._workspace = null;
+    this._workspace!;
     workspace.removeChild(this._controlPointsController[0]);
     workspace.removeChild(this._controlPointsController[1]);
     workspace.removeChild(this._controlLines[0]);
     workspace.removeChild(this._controlLines[1]);
   }
 
-  getControlPoint(index: number): ControlPoint {
+  getControlPoint(index: number): PositionType {
     return this._controls[index];
   }
 
-  getOriginalEndPoint(index: number) {
+  getOriginalEndPoint(index: number): PositionType {
     return this._endPoint[index];
   }
 
-  getOriginalCtrlPoint(index: number): ControlPoint {
+  getOriginalCtrlPoint(index: number): PositionType {
     return this._orignalCtrlPoint[index];
   }
 

packages/mindplot/src/components/Designer.ts

@@ -408,7 +408,7 @@ class Designer extends Events {
       $notify($msg('CLIPBOARD_IS_EMPTY'));
       return;
     }
-    this._actionDispatcher.addTopics(this._clipboard);
+    this._actionDispatcher.addTopics(this._clipboard, null);
     this._clipboard = [];
   }
 
@@ -589,10 +589,9 @@ class Designer extends Events {
     // Init layout manager ...
     const size = { width: 25, height: 25 };
     const layoutManager = new LayoutManager(mindmap.getCentralTopic().getId(), size);
-    const me = this;
     layoutManager.addEvent('change', (event) => {
       const id = event.getId();
-      const topic = me.getModel().findTopicById(id);
+      const topic = this.getModel().findTopicById(id);
       if (topic) {
         topic.setPosition(event.getPosition());
         topic.setOrder(event.getOrder());
@@ -728,23 +727,21 @@ class Designer extends Events {
 
     // Build relationship line ....
     const result = new Relationship(sourceTopic!, targetTopic!, model);
-    const me = this;
-
     result.addEvent('ontblur', () => {
-      const topics = me.getModel().filterSelectedTopics();
-      const rels = me.getModel().filterSelectedRelationships();
+      const topics = this.getModel().filterSelectedTopics();
+      const rels = this.getModel().filterSelectedRelationships();
 
       if (topics.length === 0 || rels.length === 0) {
-        me.fireEvent('onblur');
+        this.fireEvent('onblur');
       }
     });
 
     result.addEvent('ontfocus', () => {
-      const topics = me.getModel().filterSelectedTopics();
-      const rels = me.getModel().filterSelectedRelationships();
+      const topics = this.getModel().filterSelectedTopics();
+      const rels = this.getModel().filterSelectedRelationships();
 
       if (topics.length === 1 || rels.length === 1) {
-        me.fireEvent('onfocus');
+        this.fireEvent('onfocus');
       }
     });
 
@@ -771,7 +768,7 @@ class Designer extends Events {
       const model = node.getModel();
       model.deleteNode();
 
-      if ($defined(parent)) {
+      if (parent) {
         this.goToNode(parent);
       }
     }

packages/mindplot/src/components/DesignerUndoManager.ts

@@ -35,10 +35,10 @@ class DesignerUndoManager {
   enqueue(command: Command) {
     $assert(command, 'Command can  not be null');
     const { length } = this._undoQueue;
-    if (command.discardDuplicated && length > 0) {
+    if (command.getDiscardDuplicated() && length > 0) {
       // Skip duplicated events ...
       const lastItem = this._undoQueue[length - 1];
-      if (lastItem.discardDuplicated !== command.discardDuplicated) {
+      if (lastItem.getDiscardDuplicated() !== command.getDiscardDuplicated()) {
         this._undoQueue.push(command);
       }
     } else {

packages/mindplot/src/components/MultilineTextEditor.ts

@@ -173,7 +173,7 @@ class EditorComponent extends Events {
     this._containerElem.offset({ top, left });
 
     // Set editor's initial text ...
-    const text = topic.getText() || defaultText;
+    const text = defaultText || topic.getText();
     this._setText(text);
 
     // Set the element focus and select the current text ...

packages/mindplot/src/components/ScreenManager.ts

@@ -16,7 +16,7 @@
  *   limitations under the License.
  */
 import $ from 'jquery';
-import { $assert } from '@wisemapping/core-js';
+import { $assert, $defined } from '@wisemapping/core-js';
 import { Point } from '@wisemapping/web2d';
 // https://stackoverflow.com/questions/60357083/does-not-use-passive-listeners-to-improve-scrolling-performance-lighthouse-repo
 // https://web.dev/uses-passive-event-listeners/?utm_source=lighthouse&utm_medium=lr
@@ -100,8 +100,8 @@ class ScreenManager {
   private tocuchEvents = ['touchstart', 'touchend', 'touchmove'];
 
   getWorkspaceMousePosition(event: MouseEvent | TouchEvent): Point {
-    let x: number;
-    let y: number;
+    let x: number | null = null;
+    let y: number | null = null;
 
     if (this.mouseEvents.includes(event.type)) {
       // Retrieve current mouse position.
@@ -113,11 +113,8 @@ class ScreenManager {
     }
 
     // if value is zero assert throws error
-    if (x !== 0) {
-      $assert(x, `clientX can not be null, eventType= ${event.type}`);
-    }
-    if (y !== 0) {
-      $assert(y, `clientY can not be null, eventType= ${event.type}`);
+    if (x === null || y === null) {
+      throw new Error(`Coordinated can not be null, eventType= ${event.type}`);
     }
 
     // Adjust the deviation of the container positioning ...

packages/mindplot/src/components/StandaloneActionDispatcher.ts

@@ -52,7 +52,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
     this._actionRunner = new DesignerActionRunner(commandContext, this);
   }
 
-  addTopics(models: NodeModel[], parentTopicsId: number[] = undefined) {
+  addTopics(models: NodeModel[], parentTopicsId: number[] | null) {
     const command = new AddTopicCommand(models, parentTopicsId);
     this.execute(command);
   }
@@ -106,7 +106,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
       topic.setFontStyle(style, true);
       return result;
     };
-    const command = new GenericFunctionCommand(commandFunc, topicsIds);
+    const command = new GenericFunctionCommand(commandFunc, topicsIds, null);
     this.execute(command);
   }
 
@@ -153,7 +153,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
     };
 
     const command = new GenericFunctionCommand(commandFunc, topicsIds, color);
-    command.discardDuplicated = 'fontColorCommandId';
+    command.setDiscardDuplicated('fontColorCommandId');
     this.execute(command);
   }
 
@@ -169,7 +169,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
     };
 
     const command = new GenericFunctionCommand(commandFunc, topicsIds, color);
-    command.discardDuplicated = 'backColor';
+    command.setDiscardDuplicated('backColor');
     this.execute(command);
   }
 
@@ -185,7 +185,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
     };
 
     const command = new GenericFunctionCommand(commandFunc, topicsIds, color);
-    command.discardDuplicated = 'borderColorCommandId';
+    command.setDiscardDuplicated('borderColorCommandId');
     this.execute(command);
   }
 
@@ -234,7 +234,7 @@ class StandaloneActionDispatcher extends ActionDispatcher {
       return result;
     };
 
-    const command = new GenericFunctionCommand(commandFunc, topicsIds);
+    const command = new GenericFunctionCommand(commandFunc, topicsIds, null);
     this.execute(command);
   }
 

packages/mindplot/src/components/TopicFactory.ts

@@ -20,7 +20,7 @@ class TopicFactory {
     } else {
       $assert(false, `unsupported node type:${type}`);
     }
-    return result;
+    return result!;
   }
 }
 

packages/mindplot/src/components/WidgetManager.ts

@@ -70,7 +70,8 @@ abstract class WidgetManager {
       tooltip.css({ display: 'block' });
       evt.stopPropagation();
     });
-    mindmapElement.addEvent('mouseleave', (evt) => {
+
+    mindmapElement.addEvent('mouseleave', (evt: MouseEvent) => {
       tooltip.css({ display: 'none' });
       evt.stopPropagation();
     });
@@ -100,7 +101,11 @@ abstract class WidgetManager {
     });
   }
 
-  abstract showEditorForLink(topic: Topic, linkModel: LinkModel, linkIcon: LinkIcon): void;
+  abstract showEditorForLink(
+    topic: Topic,
+    linkModel: LinkModel | null,
+    linkIcon: LinkIcon | null,
+  ): void;
 
   abstract showEditorForNote(
     topic: Topic,

packages/mindplot/src/components/Workspace.ts

@@ -182,8 +182,8 @@ class Workspace {
     const workspace = this._workspace;
 
     const divContainer = this._screenManager.getContainer();
-    const containerWidth = divContainer.width();
-    const containerHeight = divContainer.height();
+    const containerWidth = divContainer.width()!;
+    const containerHeight = divContainer.height()!;
     const newVisibleAreaSize = { width: containerWidth, height: containerHeight };
 
     // - svg must fit container size

packages/mindplot/src/components/commands/AddFeatureToTopicCommand.ts

@@ -28,7 +28,7 @@ class AddFeatureToTopicCommand extends Command {
 
   private _attributes: object;
 
-  private _featureModel: FeatureModel;
+  private _featureModel: FeatureModel | null;
 
   /*
    * @classdesc This command class handles do/undo of adding features to topics, e.g. an
@@ -65,7 +65,7 @@ class AddFeatureToTopicCommand extends Command {
 
   undoExecute(commandContext: CommandContext) {
     const topic = commandContext.findTopics([this._topicId])[0];
-    topic.removeFeature(this._featureModel);
+    topic.removeFeature(this._featureModel!);
   }
 }
 

packages/mindplot/src/components/commands/AddTopicCommand.ts

@@ -29,7 +29,7 @@ class AddTopicCommand extends Command {
    * @classdesc This command class handles do/undo of adding one or multiple topics to
    * the mindmap.
    */
-  constructor(models: NodeModel[], parentTopicsId: number[]) {
+  constructor(models: NodeModel[], parentTopicsId: number[] | null) {
     $assert(models, 'models can not be null');
     $assert(
       parentTopicsId == null || parentTopicsId.length === models.length,
@@ -48,7 +48,7 @@ class AddTopicCommand extends Command {
       const topic = commandContext.createTopic(model);
 
       // Connect to topic ...
-      if (me._parentsIds) {
+      if (this._parentsIds) {
         const parentId = me._parentsIds[index];
         if ($defined(parentId)) {
           const parentTopic = commandContext.findTopics([parentId])[0];
@@ -70,7 +70,7 @@ class AddTopicCommand extends Command {
 
   undoExecute(commandContext: CommandContext) {
     // Delete disconnected the nodes. Create a copy of the topics ...
-    const clonedModel = [];
+    const clonedModel: NodeModel[] = [];
     this._models.forEach((model) => {
       clonedModel.push(model.clone());
     });

packages/mindplot/src/components/commands/DeleteCommand.ts

@@ -73,11 +73,12 @@ class DeleteCommand extends Command {
         const clonedModel = model.clone();
         this._deletedTopicModels.push(clonedModel);
         const outTopic = topic.getOutgoingConnectedTopic();
-        let outTopicId = null;
+
+        let outTopicId: number | null = null;
         if (outTopic != null) {
           outTopicId = outTopic.getId();
+          this._parentTopicIds.push(outTopicId);
         }
-        this._parentTopicIds.push(outTopicId);
 
         // Finally, delete the topic from the workspace...
         commandContext.deleteTopic(topic);
@@ -161,14 +162,14 @@ class DeleteCommand extends Command {
   }
 
   private _collectInDepthRelationships(topic: Topic): Relationship[] {
-    let result = [];
-    result = result.concat(topic.getRelationships());
+    let result: Relationship[] = [];
+    result.push(...topic.getRelationships());
 
     const children = topic.getChildren();
     const rels: Relationship[][] = children.map((t: Topic) => this._collectInDepthRelationships(t));
 
     // flatten and concact
-    result = result.concat([].concat(...rels));
+    result.push(...rels.flat());
 
     if (result.length > 0) {
       // Filter for unique ...

packages/mindplot/src/components/commands/GenericFunctionCommand.ts

@@ -20,7 +20,7 @@ import Command from '../Command';
 import CommandContext from '../CommandContext';
 import Topic from '../Topic';
 
-type CommandTypes = string | object | boolean | number;
+type CommandTypes = string | object | boolean | number | null;
 
 class GenericFunctionCommand extends Command {
   private _value: CommandTypes;
@@ -36,7 +36,7 @@ class GenericFunctionCommand extends Command {
   constructor(
     commandFunc: (topic: Topic, value: CommandTypes) => CommandTypes,
     topicsIds: number[],
-    value: CommandTypes = undefined,
+    value: CommandTypes,
   ) {
     $assert(commandFunc, 'commandFunc must be defined');
     $assert($defined(topicsIds), 'topicsIds must be defined');
@@ -51,15 +51,14 @@ class GenericFunctionCommand extends Command {
   /**
    * Overrides abstract parent method
    */
-  execute(commandContext: CommandContext) {
+  execute(commandContext: CommandContext): void {
     if (!this._applied) {
       const topics = commandContext.findTopics(this._topicsIds);
 
       if (topics != null) {
-        const me = this;
         topics.forEach((topic: Topic) => {
-          const oldValue = me._commandFunc(topic, me._value);
-          me._oldValues.push(oldValue);
+          const oldValue = this._commandFunc(topic, this._value);
+          this._oldValues.push(oldValue);
         });
       }
       this._applied = true;

packages/mindplot/src/components/export/MDExporter.ts

@@ -41,21 +41,25 @@ class MDExporter extends Exporter {
 
     // Add cental node as text ...
     const centralTopic = this.mindmap.getCentralTopic();
-    const centralText = this.normalizeText(centralTopic.getText());
 
-    // Traverse all the branches ...
-    let result = `# ${centralText}\n\n`;
-    result += this.traverseBranch('', centralTopic.getChildren());
+    const centralTopicText = centralTopic.getText();
+    let result = '';
+    if (centralTopicText) {
+      const centralText = this.normalizeText(centralTopicText);
 
-    // White footnotes:
-    if (this.footNotes.length > 0) {
-      result += '\n\n\n';
-      this.footNotes.forEach((note, index) => {
-        result += `[^${index + 1}]: ${this.normalizeText(note)}`;
-      });
+      // Traverse all the branches ...
+      result = `# ${centralText}\n\n`;
+      result += this.traverseBranch('', centralTopic.getChildren());
+
+      // White footnotes:
+      if (this.footNotes.length > 0) {
+        result += '\n\n\n';
+        this.footNotes.forEach((note, index) => {
+          result += `[^${index + 1}]: ${this.normalizeText(note)}`;
+        });
+      }
+      result += '\n';
     }
-    result += '\n';
-
     return Promise.resolve(result);
   }
 

packages/mindplot/src/components/export/SVGExporter.ts

@@ -68,23 +68,26 @@ class SVGExporter extends Exporter {
     const rectElems = Array.from(this.svgElement.querySelectorAll('g>rect'));
     const translates: SizeType[] = rectElems.map((rect: Element) => {
       const g = rect.parentElement;
-      const transformStr = g.getAttribute('transform');
-
-      // Looking to parse translate(220.00000,279.00000) scale(1.00000,1.00000)
-      const match = transformStr.match(SVGExporter.regexpTranslate);
+      const transformStr = g?.getAttribute('transform');
       let result: SizeType = { width: 0, height: 0 };
-      if (match !== null) {
-        result = { width: Number.parseFloat(match[1]), height: Number.parseFloat(match[2]) };
+      if (transformStr) {
+        // Looking to parse translate(220.00000,279.00000) scale(1.00000,1.00000)
+        const match = transformStr.match(SVGExporter.regexpTranslate);
+        if (match !== null) {
+          result = { width: Number.parseFloat(match[1]), height: Number.parseFloat(match[2]) };
 
-        // Add rect size ...
-        if (result.width > 0) {
-          const rectWidth = Number.parseFloat(rect.getAttribute('width'));
-          result.width += rectWidth;
-        }
+          // Add rect size ...
+          const widthAttr = rect.getAttribute('width');
+          if (result.width > 0 && widthAttr) {
+            const rectWidth = Number.parseFloat(widthAttr);
+            result.width += rectWidth;
+          }
 
-        if (result.height > 0) {
-          const rectHeight = Number.parseFloat(rect.getAttribute('height'));
-          result.height += rectHeight;
+          const heightAttr = rect.getAttribute('height');
+          if (result.height > 0 && heightAttr) {
+            const rectHeight = Number.parseFloat(heightAttr);
+            result.height += rectHeight;
+          }
         }
       }
       return result;

packages/mindplot/src/components/export/freemind/Font.ts

@@ -7,15 +7,15 @@ export default class Font {
 
   protected SIZE: string;
 
-  getBold(): string {
+  getBold(): string | undefined {
     return this.BOLD;
   }
 
-  getItalic(): string {
+  getItalic(): string | undefined {
     return this.ITALIC;
   }
 
-  getName(): string {
+  getName(): string | undefined {
     return this.NAME;
   }
 

packages/mindplot/src/components/layout/RootedTreeSet.ts

@@ -110,7 +110,7 @@ class RootedTreeSet {
     $assert($defined(id), 'id can not be null');
 
     const graphs = this._rootNodes;
-    let result = null;
+    let result: Node | null = null;
     for (let i = 0; i < graphs.length; i++) {
       const node = graphs[i];
       result = this._find(id, node);
@@ -123,7 +123,7 @@ class RootedTreeSet {
       throw new Error(`node could not be found id:${id}\n,RootedTreeSet${this.dump()}`);
     }
 
-    return result;
+    return result!;
   }
 
   private _find(id: number, parent: Node): Node {
@@ -131,7 +131,7 @@ class RootedTreeSet {
       return parent;
     }
 
-    let result = null;
+    let result: Node | null = null;
     const children = parent._children;
     for (let i = 0; i < children.length; i++) {
       const child = children[i];
@@ -139,7 +139,7 @@ class RootedTreeSet {
       if (result) break;
     }
 
-    return result;
+    return result!;
   }
 
   /**

packages/mindplot/src/components/model/IMindmap.ts

@@ -67,7 +67,7 @@ abstract class IMindmap {
     $assert(child, 'Child can not be null.');
     $assert(parent, 'Child model seems to be already connected');
 
-    parent.removeChild(child);
+    parent?.removeChild(child);
     this.addBranch(child);
   }
 

packages/mindplot/src/components/model/INodeModel.ts

@@ -46,7 +46,8 @@ abstract class INodeModel {
   abstract getFeatures(): FeatureModel[];
 
   setId(id?: number): void {
-    if (!$defined(id)) {
+    if (id === null || id === undefined) {
+      // Assign a new one ...
       const newId = INodeModel._nextUUID();
       this.putProperty('id', newId);
     } else {

packages/mindplot/src/components/persistence/XMLSerializerFactory.ts

@@ -89,7 +89,9 @@ class XMLSerializerFactory {
         result = new migrator(result);
       }
     }
-    $assert(result, `Cound not find serialized for ${version}`);
+    if (!result) {
+      throw new Error(`Cound not find serialized for ${version}`);
+    }
     return result;
   }
 }