Moved UI Elements to separate components + moved replacer/reviver functions to saveload.ts

src/App.tsx

@@ -2,9 +2,9 @@ import * as React from 'react';
 import './App.scss';
 import { MainMenu } from './Components/MainMenu/MainMenu';
 import { ContainerModel, IContainerModel } from './Interfaces/ContainerModel';
-import { findContainerById, MakeIterator } from './utils/itertools';
 import Editor, { IEditorState } from './Editor';
 import { Configuration } from './Interfaces/Configuration';
+import { Revive } from './utils/saveload';
 
 export interface IHistoryState {
   MainContainer: IContainerModel | null
@@ -182,38 +182,3 @@ export async function fetchConfiguration(): Promise<Configuration> {
     xhr.send();
   });
 }
-
-/**
- * Revive the Editor state
- * by setting the containers references to their parent
- * @param editorState Editor state
- */
-function Revive(editorState: IEditorState): void {
-  const history = editorState.history;
-  for (const state of history) {
-    if (state.MainContainer === null || state.MainContainer === undefined) {
-      continue;
-    }
-
-    const it = MakeIterator(state.MainContainer);
-    for (const container of it) {
-      const parentId = container.properties.parentId;
-      if (parentId === null) {
-        container.parent = null;
-        continue;
-      }
-      const parent = findContainerById(state.MainContainer, parentId);
-      if (parent === undefined) {
-        continue;
-      }
-      container.parent = parent;
-    }
-
-    const selected = findContainerById(state.MainContainer, state.SelectedContainerId);
-    if (selected === undefined) {
-      state.SelectedContainer = null;
-      continue;
-    }
-    state.SelectedContainer = selected;
-  }
-}

src/Components/UI/UI.tsx

@@ -0,0 +1,139 @@
+import * as React from 'react';
+import { ElementsSidebar } from '../ElementsSidebar/ElementsSidebar';
+import Sidebar from '../Sidebar/Sidebar';
+import { History } from '../History/History';
+import { AvailableContainer } from '../../Interfaces/AvailableContainer';
+import { ContainerModel } from '../../Interfaces/ContainerModel';
+import { IHistoryState } from '../../App';
+import { PhotographIcon, UploadIcon } from '@heroicons/react/outline';
+import FloatingButton from '../FloatingButton/FloatingButton';
+
+interface IUIProps {
+  current: IHistoryState
+  history: IHistoryState[]
+  historyCurrentStep: number
+  AvailableContainers: AvailableContainer[]
+  SelectContainer: (container: ContainerModel) => void
+  OnPropertyChange: (key: string, value: string) => void
+  AddContainer: (type: string) => void
+  SaveEditorAsJSON: () => void
+  SaveEditorAsSVG: () => void
+  LoadState: (move: number) => void
+}
+
+interface IUIState {
+  isSidebarOpen: boolean
+  isElementsSidebarOpen: boolean
+  isHistoryOpen: boolean
+}
+
+export class UI extends React.PureComponent<IUIProps, IUIState> {
+  constructor(props: IUIProps) {
+    super(props);
+    this.state = {
+      isSidebarOpen: true,
+      isElementsSidebarOpen: false,
+      isHistoryOpen: false
+    };
+  }
+
+  /**
+   * Toggle the components sidebar
+   */
+  public ToggleSidebar(): void {
+    this.setState({
+      isSidebarOpen: !this.state.isSidebarOpen
+    });
+  }
+
+  /**
+   * Toggle the elements
+   */
+  public ToggleElementsSidebar(): void {
+    this.setState({
+      isElementsSidebarOpen: !this.state.isElementsSidebarOpen
+    });
+  }
+
+  /**
+   * Toggle the elements
+   */
+  public ToggleHistory(): void {
+    this.setState({
+      isHistoryOpen: !this.state.isHistoryOpen
+    });
+  }
+
+  public render(): JSX.Element {
+    let buttonRightOffsetClasses = 'right-12';
+    if (this.state.isElementsSidebarOpen || this.state.isHistoryOpen) {
+      buttonRightOffsetClasses = 'right-72';
+    }
+    if (this.state.isHistoryOpen && this.state.isElementsSidebarOpen) {
+      buttonRightOffsetClasses = 'right-[544px]';
+    }
+
+    return (
+      <>
+        <Sidebar
+          componentOptions={this.props.AvailableContainers}
+          isOpen={this.state.isSidebarOpen}
+          onClick={() => this.ToggleSidebar()}
+          buttonOnClick={(type: string) => this.props.AddContainer(type)}
+        />
+        <button
+          className='fixed z-10 top-4 left-4 text-lg bg-blue-200 hover:bg-blue-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
+          onClick={() => this.ToggleSidebar()}
+        >
+          &#9776; Components
+        </button>
+
+        <ElementsSidebar
+          MainContainer={this.props.current.MainContainer}
+          SelectedContainer={this.props.current.SelectedContainer}
+          isOpen={this.state.isElementsSidebarOpen}
+          isHistoryOpen={this.state.isHistoryOpen}
+          onClick={() => this.ToggleElementsSidebar()}
+          onPropertyChange={this.props.OnPropertyChange}
+          selectContainer={this.props.SelectContainer}
+        />
+        <button
+          className='fixed z-10 top-4 right-12 text-lg bg-slate-200 hover:bg-slate-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
+          onClick={() => this.ToggleElementsSidebar()}
+        >
+          &#9776; Elements
+        </button>
+
+        <History
+          history={this.props.history}
+          historyCurrentStep={this.props.historyCurrentStep}
+          isOpen={this.state.isHistoryOpen}
+          onClick={() => this.ToggleHistory()}
+          jumpTo={this.props.LoadState}
+        />
+        <button
+          className='fixed z-10 top-4 right-72 text-lg bg-slate-200 hover:bg-slate-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
+          onClick={() => this.ToggleHistory()}>
+            &#9776; History
+        </button>
+
+        <FloatingButton className={`fixed flex flex-col gap-2 items-center bottom-40 ${buttonRightOffsetClasses}`}>
+          <button
+            className={'transition-all w-10 h-10 p-2 align-middle items-center justify-center rounded-full bg-blue-500 hover:bg-blue-800'}
+            title='Export as JSON'
+            onClick={this.props.SaveEditorAsJSON}
+          >
+            <UploadIcon className="h-full w-full text-white align-middle items-center justify-center" />
+          </button>
+          <button
+            className={'transition-all w-10 h-10 p-2 align-middle items-center justify-center rounded-full bg-blue-500 hover:bg-blue-800'}
+            title='Export as SVG'
+            onClick={this.props.SaveEditorAsSVG}
+          >
+            <PhotographIcon className="h-full w-full text-white align-middle items-center justify-center" />
+          </button>
+        </FloatingButton>
+      </>
+    );
+  }
+}

src/Editor.tsx

@@ -1,15 +1,12 @@
 import React from 'react';
-import { UploadIcon, PhotographIcon } from '@heroicons/react/outline';
 import './Editor.scss';
-import Sidebar from './Components/Sidebar/Sidebar';
-import { ElementsSidebar } from './Components/ElementsSidebar/ElementsSidebar';
 import { Configuration } from './Interfaces/Configuration';
 import { SVG } from './Components/SVG/SVG';
-import { History } from './Components/History/History';
 import { ContainerModel, IContainerModel } from './Interfaces/ContainerModel';
 import { findContainerById, MakeIterator } from './utils/itertools';
 import { IHistoryState } from './App';
-import FloatingButton from './Components/FloatingButton/FloatingButton';
+import { getCircularReplacer } from './utils/saveload';
+import { UI } from './Components/UI/UI';
 
 interface IEditorProps {
   configuration: Configuration
@@ -18,9 +15,6 @@ interface IEditorProps {
 }
 
 export interface IEditorState {
-  isSidebarOpen: boolean
-  isElementsSidebarOpen: boolean
-  isHistoryOpen: boolean
   history: IHistoryState[]
   historyCurrentStep: number
   // do not use it, use props.configuration
@@ -34,9 +28,6 @@ class Editor extends React.Component<IEditorProps> {
   constructor(props: IEditorProps) {
     super(props);
     this.state = {
-      isSidebarOpen: true,
-      isElementsSidebarOpen: false,
-      isHistoryOpen: false,
       configuration: Object.assign({}, props.configuration),
       history: [...props.history],
       historyCurrentStep: props.historyCurrentStep
@@ -46,33 +37,6 @@ class Editor extends React.Component<IEditorProps> {
   public getCurrentHistory = (): IHistoryState[] => this.state.history.slice(0, this.state.historyCurrentStep + 1);
   public getCurrentHistoryState = (): IHistoryState => this.state.history[this.state.historyCurrentStep];
 
-  /**
-   * Toggle the components sidebar
-   */
-  public ToggleSidebar(): void {
-    this.setState({
-      isSidebarOpen: !this.state.isSidebarOpen
-    });
-  }
-
-  /**
-   * Toggle the elements
-   */
-  public ToggleElementsSidebar(): void {
-    this.setState({
-      isElementsSidebarOpen: !this.state.isElementsSidebarOpen
-    });
-  }
-
-  /**
-   * Toggle the elements
-   */
-  public ToggleHistory(): void {
-    this.setState({
-      isHistoryOpen: !this.state.isHistoryOpen
-    });
-  }
-
   /**
    * Select a container
    * @param container Selected container
@@ -251,7 +215,7 @@ class Editor extends React.Component<IEditorProps> {
     });
   }
 
-  public jumpTo(move: number): void {
+  public LoadState(move: number): void {
     this.setState({
       historyCurrentStep: move
     });
@@ -290,57 +254,20 @@ class Editor extends React.Component<IEditorProps> {
    */
   render(): JSX.Element {
     const current = this.getCurrentHistoryState();
-    let buttonRightOffsetClasses = 'right-12';
-    if (this.state.isElementsSidebarOpen || this.state.isHistoryOpen) {
-      buttonRightOffsetClasses = 'right-72';
-    }
-    if (this.state.isHistoryOpen && this.state.isElementsSidebarOpen) {
-      buttonRightOffsetClasses = 'right-[544px]';
-    }
     return (
       <div className="App font-sans h-full">
-        <Sidebar
-          componentOptions={this.props.configuration.AvailableContainers}
-          isOpen={this.state.isSidebarOpen}
-          onClick={() => this.ToggleSidebar()}
-          buttonOnClick={(type: string) => this.AddContainer(type)}
-        />
-        <button
-          className='fixed z-10 top-4 left-4 text-lg bg-blue-200 hover:bg-blue-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
-          onClick={() => this.ToggleSidebar()}
-        >
-          &#9776; Components
-        </button>
-
-        <ElementsSidebar
-          MainContainer={current.MainContainer}
-          SelectedContainer={current.SelectedContainer}
-          isOpen={this.state.isElementsSidebarOpen}
-          isHistoryOpen={this.state.isHistoryOpen}
-          onClick={() => this.ToggleElementsSidebar()}
-          onPropertyChange={(key: string, value: string) => this.OnPropertyChange(key, value)}
-          selectContainer={(container: ContainerModel) => this.SelectContainer(container)}
-        />
-        <button
-          className='fixed z-10 top-4 right-12 text-lg bg-slate-200 hover:bg-slate-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
-          onClick={() => this.ToggleElementsSidebar()}
-        >
-          &#9776; Elements
-        </button>
-
-        <History
+        <UI
+          current={current}
           history={this.state.history}
           historyCurrentStep={this.state.historyCurrentStep}
-          isOpen={this.state.isHistoryOpen}
-          onClick={() => this.ToggleHistory()}
-          jumpTo={(move) => { this.jumpTo(move); }}
+          AvailableContainers={this.state.configuration.AvailableContainers}
+          SelectContainer={(container) => this.SelectContainer(container)}
+          OnPropertyChange={(key, value) => this.OnPropertyChange(key, value)}
+          AddContainer={(type) => this.AddContainer(type)}
+          SaveEditorAsJSON={() => this.SaveEditorAsJSON()}
+          SaveEditorAsSVG={() => this.SaveEditorAsSVG()}
+          LoadState={(move) => this.LoadState(move)}
         />
-        <button
-          className='fixed z-10 top-4 right-72 text-lg bg-slate-200 hover:bg-slate-300 transition-all drop-shadow-md hover:drop-shadow-lg py-2 px-3 rounded-lg'
-          onClick={() => this.ToggleHistory()}>
-            &#9776; History
-        </button>
-
         <SVG
           width={Number(current.MainContainer?.properties.width)}
           height={Number(current.MainContainer?.properties.height)}
@@ -348,43 +275,9 @@ class Editor extends React.Component<IEditorProps> {
         >
           { current.MainContainer }
         </SVG>
-        <FloatingButton className={`fixed flex flex-col gap-2 items-center bottom-40 ${buttonRightOffsetClasses}`}>
-          <button
-            className={'transition-all w-10 h-10 p-2 align-middle items-center justify-center rounded-full bg-blue-500 hover:bg-blue-800'}
-            title='Export as JSON'
-            onClick={() => this.SaveEditorAsJSON()}
-          >
-            <UploadIcon className="h-full w-full text-white align-middle items-center justify-center" />
-          </button>
-          <button
-            className={'transition-all w-10 h-10 p-2 align-middle items-center justify-center rounded-full bg-blue-500 hover:bg-blue-800'}
-            title='Export as SVG'
-            onClick={() => this.SaveEditorAsSVG()}
-          >
-            <PhotographIcon className="h-full w-full text-white align-middle items-center justify-center" />
-          </button>
-        </FloatingButton>
-
       </div>
     );
   }
 }
 
-const getCircularReplacer = (): (key: any, value: object | null) => object | null | undefined => {
-  const seen = new WeakSet();
-  return (key: any, value: object | null) => {
-    if (key === 'parent') {
-      return;
-    }
-
-    if (typeof value === 'object' && value !== null) {
-      if (seen.has(value)) {
-        return;
-      }
-      seen.add(value);
-    }
-    return value;
-  };
-};
-
 export default Editor;

src/utils/saveload.ts

@@ -0,0 +1,54 @@
+import { findContainerById, MakeIterator } from './itertools';
+import { IEditorState } from '../Editor';
+
+/**
+ * Revive the Editor state
+ * by setting the containers references to their parent
+ * @param editorState Editor state
+ */
+export function Revive(editorState: IEditorState): void {
+  const history = editorState.history;
+  for (const state of history) {
+    if (state.MainContainer === null || state.MainContainer === undefined) {
+      continue;
+    }
+
+    const it = MakeIterator(state.MainContainer);
+    for (const container of it) {
+      const parentId = container.properties.parentId;
+      if (parentId === null) {
+        container.parent = null;
+        continue;
+      }
+      const parent = findContainerById(state.MainContainer, parentId);
+      if (parent === undefined) {
+        continue;
+      }
+      container.parent = parent;
+    }
+
+    const selected = findContainerById(state.MainContainer, state.SelectedContainerId);
+    if (selected === undefined) {
+      state.SelectedContainer = null;
+      continue;
+    }
+    state.SelectedContainer = selected;
+  }
+}
+
+export const getCircularReplacer = (): (key: any, value: object | null) => object | null | undefined => {
+  const seen = new WeakSet();
+  return (key: any, value: object | null) => {
+    if (key === 'parent') {
+      return;
+    }
+
+    if (typeof value === 'object' && value !== null) {
+      if (seen.has(value)) {
+        return;
+      }
+      seen.add(value);
+    }
+    return value;
+  };
+};