getScene() returns JSON object not string

src/ExcalidrawAutomate.ts

@@ -175,7 +175,7 @@ export async function initExcalidrawAutomate(plugin: ExcalidrawPlugin) {
         elements.push(this.elementsDict[this.elementIds[i]]);
       }
       plugin.createDrawing(
-        params?.filename ? params.filename + '.excalidraw' : this.plugin.getNextDefaultFilename(),
+        params?.filename ? params.filename + '.excalidraw.md' : this.plugin.getNextDefaultFilename(),
         params?.onNewPane ? params.onNewPane : false,
         params?.foldername ? params.foldername : this.plugin.settings.folder,
         FRONTMATTER + exportSceneToMD(
@@ -212,7 +212,7 @@ export async function initExcalidrawAutomate(plugin: ExcalidrawPlugin) {
         elements.push(this.elementsDict[this.elementIds[i]]);
       }
       return ExcalidrawView.getSVG(
-        JSON_stringify({
+        {//createDrawing
           "type": "excalidraw",
           "version": 2,
           "source": "https://excalidraw.com",
@@ -221,7 +221,7 @@ export async function initExcalidrawAutomate(plugin: ExcalidrawPlugin) {
             "theme": template ? template.appState.theme : this.canvas.theme,
             "viewBackgroundColor": template? template.appState.viewBackgroundColor : this.canvas.viewBackgroundColor
           }
-        }),
+        },//),
         {
           withBackground: plugin.settings.exportWithBackground, 
           withTheme: plugin.settings.exportWithTheme
@@ -235,7 +235,7 @@ export async function initExcalidrawAutomate(plugin: ExcalidrawPlugin) {
         elements.push(this.elementsDict[this.elementIds[i]]);
       }
       return ExcalidrawView.getPNG(
-        JSON_stringify({
+        { //JSON_stringify(
           "type": "excalidraw",
           "version": 2,
           "source": "https://excalidraw.com",
@@ -244,7 +244,7 @@ export async function initExcalidrawAutomate(plugin: ExcalidrawPlugin) {
             "theme": template ? template.appState.theme : this.canvas.theme,
             "viewBackgroundColor": template? template.appState.viewBackgroundColor : this.canvas.viewBackgroundColor
           }
-        }),
+        },//),
         {
           withBackground: plugin.settings.exportWithBackground, 
           withTheme: plugin.settings.exportWithTheme

src/ExcalidrawData.ts

@@ -1,5 +1,9 @@
-import { App, TFile } from "obsidian";
-import { nanoid} from "./constants";
+import { App, normalizePath, TFile } from "obsidian";
+import { 
+  nanoid,
+  FRONTMATTER_KEY_CUSTOM_PREFIX,
+  FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS,
+} from "./constants";
 import { measureText } from "./ExcalidrawAutomate";
 import ExcalidrawPlugin from "./main";
 import { ExcalidrawSettings } from "./settings";
@@ -29,7 +33,7 @@ export class ExcalidrawData {
   private settings:ExcalidrawSettings;
   private app:App;
   private showLinkBrackets: boolean;
-  private linkIndicator: string;
+  private linkPrefix: string;
   private allowParse: boolean = false;
 
   constructor(plugin: ExcalidrawPlugin) {
@@ -44,20 +48,31 @@ export class ExcalidrawData {
    */
   public async loadData(data: string,file: TFile, allowParse:boolean):Promise<boolean> {
     //console.log("Excalidraw.Data.loadData()",{data:data,allowParse:allowParse,file:file});
-    //I am storing these because if the settings change while a drawing is open parsing will run into errors during save
-    //The drawing will use these values until next drawing is loaded or this drawing is re-loaded
-    this.showLinkBrackets = this.settings.showLinkBrackets;
-    this.linkIndicator = this.settings.linkIndicator;
 
     this.file = file;
     this.textElements = new Map<string,{raw:string, parsed:string}>();
+
+    //I am storing these because if the settings change while a drawing is open parsing will run into errors during save
+    //The drawing will use these values until next drawing is loaded or this drawing is re-loaded
+    this.setShowLinkBrackets();
+    this.setLinkPrefix();  
     
-    //Load scene: Read the JSON string after "# Drawing" 
     this.scene = null;
+    if (this.settings.syncExcalidraw) {
+      const excalfile = file.path.substring(0,file.path.lastIndexOf('.md')) + '.excalidraw';
+      const f = this.app.vault.getAbstractFileByPath(excalfile);
+      if(f && f instanceof TFile && f.stat.mtime>file.stat.mtime) { //the .excalidraw file is newer then the .md file
+        const d = await this.app.vault.read(f);
+        this.scene = JSON.parse(d);
+      }
+    }
+
+    //Load scene: Read the JSON string after "# Drawing" 
     let parts = data.matchAll(/\n# Drawing\n(.*)/gm).next();
     if(!(parts.value && parts.value.length>1)) return false; //JSON not found or invalid
-    this.scene = JSON_parse(parts.value[1]);
-    
+    if(!this.scene) { //scene was not loaded from .excalidraw
+      this.scene = JSON_parse(parts.value[1]);
+    }
     //Trim data to remove the JSON string
     data = data.substring(0,parts.value.index);
 
@@ -223,7 +238,7 @@ export class ExcalidrawData {
       //1          2
       const REG_FILE_BLOCKREF = /(.*)#\^(.*)/g;
       const parts=text.matchAll(REG_FILE_BLOCKREF).next();
-      if(!parts.value[1] || !parts.value[2]) return text; //filename and/or blockref not found
+      if(parts.done || !parts.value[1] || !parts.value[2]) return text; //filename and/or blockref not found
       const file = this.app.metadataCache.getFirstLinkpathDest(parts.value[1],this.file.path);
       const contents = await this.app.vault.cachedRead(file);
       //get transcluded line and take the part before ^blockref
@@ -259,7 +274,7 @@ export class ExcalidrawData {
     }
     outString += text.substring(position,text.length);
     if (linkIcon) {
-      outString = this.linkIndicator + outString;
+      outString = this.linkPrefix + outString;
     }
 
     return outString;
@@ -280,8 +295,8 @@ export class ExcalidrawData {
 
   public syncElements(newScene:any):boolean {
     //console.log("Excalidraw.Data.syncElements()");
-    this.scene = JSON_parse(newScene);
-    const result = this.findNewTextElementsInScene();
+    this.scene = newScene;//JSON_parse(newScene);
+    const result = this.setLinkPrefix() || this.setShowLinkBrackets() || this.findNewTextElementsInScene();
     this.updateTextElementsFromSceneRawOnly();
     return result;
   }
@@ -289,7 +304,7 @@ export class ExcalidrawData {
   public async updateScene(newScene:any){
     //console.log("Excalidraw.Data.updateScene()");
     this.scene = JSON_parse(newScene);
-    const result = this.findNewTextElementsInScene();
+    const result = this.setLinkPrefix() || this.setShowLinkBrackets() || this.findNewTextElementsInScene();
     await this.updateTextElementsFromScene();
     if(result) {
       await this.updateSceneTextElements();
@@ -302,4 +317,26 @@ export class ExcalidrawData {
     return this.textElements.get(id)?.raw;
   }
 
+  private setLinkPrefix():boolean {
+    const linkPrefix = this.linkPrefix;
+    const fileCache = this.app.metadataCache.getFileCache(this.file);
+    if (fileCache?.frontmatter && fileCache.frontmatter[FRONTMATTER_KEY_CUSTOM_PREFIX]!=null) {
+      this.linkPrefix=fileCache.frontmatter[FRONTMATTER_KEY_CUSTOM_PREFIX];
+    } else {
+      this.linkPrefix = this.settings.linkPrefix;
+    }
+    return linkPrefix != this.linkPrefix;
+  }
+
+  private setShowLinkBrackets():boolean {
+    const showLinkBrackets = this.showLinkBrackets;
+    const fileCache = this.app.metadataCache.getFileCache(this.file);
+    if (fileCache?.frontmatter && fileCache.frontmatter[FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS]!=null) {
+      this.showLinkBrackets=fileCache.frontmatter[FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS]!=false;
+    } else {
+      this.showLinkBrackets = this.settings.showLinkBrackets;
+    }
+    return showLinkBrackets != this.showLinkBrackets;
+  }
+
 }

src/ExcalidrawView.ts

@@ -60,7 +60,7 @@ export default class ExcalidrawView extends TextFileView {
   private justLoaded: boolean = false;
   private plugin: ExcalidrawPlugin;
   private dirty: boolean = false;
-  private autosaveTimer: any = null;
+  public autosaveTimer: any = null;
   public  isTextLocked:boolean = false;
   private lockedElement:HTMLElement;
   private unlockedElement:HTMLElement;
@@ -74,10 +74,21 @@ export default class ExcalidrawView extends TextFileView {
     this.excalidrawData = new ExcalidrawData(plugin);
   }
 
-  public async saveSVG(data?: string) {
-    if(!data) {
+  public saveExcalidraw(scene?: any){
+    if(!scene) {
       if (!this.getScene) return false;
-      data = this.getScene();
+      scene = this.getScene();
+    }
+    const filepath = this.file.path.substring(0,this.file.path.lastIndexOf('.md')) + '.excalidraw';
+    const file = this.app.vault.getAbstractFileByPath(normalizePath(filepath));
+    if(file && file instanceof TFile) this.app.vault.modify(file,JSON.stringify(scene));//data.replaceAll("[","["));
+    else this.app.vault.create(filepath,JSON.stringify(scene));//.replaceAll("[","["));
+  }
+
+  public async saveSVG(scene?: any) {
+    if(!scene) {
+      if (!this.getScene) return false;
+      scene = this.getScene();
     }
     const filepath = this.file.path.substring(0,this.file.path.lastIndexOf('.md')) + '.svg';
     const file = this.app.vault.getAbstractFileByPath(normalizePath(filepath));
@@ -85,7 +96,7 @@ export default class ExcalidrawView extends TextFileView {
       withBackground: this.plugin.settings.exportWithBackground, 
       withTheme: this.plugin.settings.exportWithTheme
     }
-    const svg = ExcalidrawView.getSVG(data,exportSettings);
+    const svg = ExcalidrawView.getSVG(scene,exportSettings);
     if(!svg) return;
     const svgString = ExcalidrawView.embedFontsInSVG(svg).outerHTML;                  
     if(file && file instanceof TFile) await this.app.vault.modify(file,svgString);
@@ -103,16 +114,16 @@ export default class ExcalidrawView extends TextFileView {
     return svg;
   }
 
-  public async savePNG(data?: string) {
-    if(!data) {
+  public async savePNG(scene?: any) {
+    if(!scene) {
       if (!this.getScene) return false;
-      data = this.getScene();
+      scene = this.getScene();
     }
     const exportSettings: ExportSettings = {
       withBackground: this.plugin.settings.exportWithBackground, 
       withTheme: this.plugin.settings.exportWithTheme
     }
-    const png = await ExcalidrawView.getPNG(data,exportSettings);
+    const png = await ExcalidrawView.getPNG(scene,exportSettings);
     if(!png) return;
     const filepath = this.file.path.substring(0,this.file.path.lastIndexOf('.md')) + '.png';
     const file = this.app.vault.getAbstractFileByPath(normalizePath(filepath));
@@ -127,19 +138,23 @@ export default class ExcalidrawView extends TextFileView {
 
   // get the new file content
   // if drawing is in Text Element Edit Lock, then everything should be parsed and in sync
-  // if drawing is in Text Element Edit Unlock, then everything is raw and parse a.k.a async is not required.
+  // if drawing is in Text Element Edit Unlock, then everything is raw and parse and so an async function is not required here
   getViewData () {
     //console.log("ExcalidrawView.getViewData()");
     if(this.getScene) {
-      const scene = this.getScene();
-      if(this.plugin.settings.autoexportSVG) this.saveSVG(scene);
-      if(this.plugin.settings.autoexportPNG) this.savePNG(scene);
-      if(this.excalidrawData.syncElements(scene)) {
+      
+      if(this.excalidrawData.syncElements(this.getScene())) {
         this.loadDrawing(false);
       }  
       let trimLocation = this.data.search("# Text Elements\n");
       if(trimLocation == -1) trimLocation = this.data.search("# Drawing\n");
       if(trimLocation == -1) return this.data;
+
+      const scene = this.excalidrawData.scene;
+      if(this.plugin.settings.autoexportSVG) this.saveSVG(scene);
+      if(this.plugin.settings.autoexportPNG) this.savePNG(scene);
+      if(this.plugin.settings.autoexportExcalidraw) this.saveExcalidraw(scene);
+
       const header = this.data.substring(0,trimLocation)
                               .replace(/excalidraw-plugin:\s.*\n/,FRONTMATTER_KEY+": " + (this.isTextLocked ? "locked\n" : "unlocked\n"));
       return header + this.excalidrawData.generateMD();
@@ -240,16 +255,19 @@ export default class ExcalidrawView extends TextFileView {
     }
   }
 
-  private setupAutosaveTimer() {
+  public setupAutosaveTimer() {
     const timer = async () => {
       //console.log("ExcalidrawView.autosaveTimer(), dirty", this.dirty);
       if(this.dirty) {
+        console.log("autosave",Date.now());
         this.dirty = false;
         if(this.excalidrawRef) await this.save();
         this.plugin.triggerEmbedUpdates();
       }
     }
-    this.autosaveTimer = setInterval(timer,30000);
+    if(this.plugin.settings.autosave) {
+      this.autosaveTimer = setInterval(timer,30000);
+    }
   }
 
   //save current drawing when user closes workspace leaf
@@ -281,6 +299,8 @@ export default class ExcalidrawView extends TextFileView {
   async setViewData (data: string, clear: boolean) {   
     this.app.workspace.onLayoutReady(async ()=>{
       //console.log("ExcalidrawView.setViewData()");
+      this.plugin.settings.drawingOpenCount++;
+      this.plugin.saveSettings();
       this.lock(data.search("excalidraw-plugin: locked\n")>-1,false);
       if(!(await this.excalidrawData.loadData(data, this.file,this.isTextLocked))) return;
       if(clear) this.clear();
@@ -310,6 +330,10 @@ export default class ExcalidrawView extends TextFileView {
     }
   }
 
+  //Compatibility mode with .excalidraw files
+/*  canAcceptExtension(extension: string) {
+    return extension == "excalidraw";
+  }*/  
 
   // gets the title of the document
   getDisplayText() {
@@ -345,7 +369,7 @@ export default class ExcalidrawView extends TextFileView {
           .setIcon(ICON_NAME)
           .onClick( async (ev) => {
             if(!this.getScene || !this.file) return;
-            this.download('data:text/plain;charset=utf-8',encodeURIComponent(this.getScene()), this.file.basename+'.excalidraw');
+            this.download('data:text/plain;charset=utf-8',encodeURIComponent(JSON.stringify(this.getScene())), this.file.basename+'.excalidraw');
           });
       })
       .addItem((item) => {
@@ -496,7 +520,7 @@ export default class ExcalidrawView extends TextFileView {
         }
         const el: ExcalidrawElement[] = excalidrawRef.current.getSceneElements();
         const st: AppState = excalidrawRef.current.getAppState();
-        return JSON_stringify({
+        return { //JSON_stringify(
           type: "excalidraw",
           version: 2,
           source: "https://excalidraw.com",
@@ -520,7 +544,7 @@ export default class ExcalidrawView extends TextFileView {
             currentItemLinearStrokeSharpness: st.currentItemLinearStrokeSharpness,
             gridSize: st.gridSize,
           }
-        });
+        };//);
       };
 
       this.refresh = () => {
@@ -543,13 +567,13 @@ export default class ExcalidrawView extends TextFileView {
               if(this.isTextLocked && (e.target instanceof HTMLCanvasElement) && this.getSelectedText(true)) { //text element is selected
                 const now = (new Date()).getTime();
                 if(now-timestamp < 600) { //double click
-                  var event = new MouseEvent('dblclick', {
+                  let event = new MouseEvent('dblclick', {
                     'view': window,
                     'bubbles': true,
                     'cancelable': true,
                   });
                   e.target.dispatchEvent(event);
-                  new Notice(t("UNLOCK_TO_EDIT"))
+                  new Notice(t("UNLOCK_TO_EDIT"));
                   timestamp = now;
                   return;
                 }
@@ -598,7 +622,7 @@ export default class ExcalidrawView extends TextFileView {
             },
             onLibraryChange: (items:LibraryItems) => {
               (async () => {
-                this.plugin.settings.library = EXCALIDRAW_LIB_HEADER+JSON_stringify(items)+'}';
+                this.plugin.settings.library = EXCALIDRAW_LIB_HEADER+JSON.stringify(items)+'}';
                 await this.plugin.saveSettings();  
               })();
             }
@@ -609,15 +633,14 @@ export default class ExcalidrawView extends TextFileView {
     ReactDOM.render(reactElement,(this as any).contentEl);  
   }
 
-  public static getSVG(data:string, exportSettings:ExportSettings):SVGSVGElement {
+  public static getSVG(scene:any, exportSettings:ExportSettings):SVGSVGElement {
     try {
-      const excalidrawData = JSON_parse(data);
       return exportToSvg({
-        elements: excalidrawData.elements,
+        elements: scene.elements,
         appState: {
           exportBackground: exportSettings.withBackground,
-          exportWithDarkMode: exportSettings.withTheme ? (excalidrawData.appState?.theme=="light" ? false : true) : false,
-          ... excalidrawData.appState,},
+          exportWithDarkMode: exportSettings.withTheme ? (scene.appState?.theme=="light" ? false : true) : false,
+          ... scene.appState,},
         exportPadding:10,
         metadata: "Generated by Excalidraw-Obsidian plugin",
       });
@@ -626,15 +649,14 @@ export default class ExcalidrawView extends TextFileView {
     }
   }
 
-  public static async getPNG(data:string, exportSettings:ExportSettings) {
+  public static async getPNG(scene:any, exportSettings:ExportSettings) {
     try {
-      const excalidrawData = JSON_parse(data);      
       return await Excalidraw.exportToBlob({
-          elements: excalidrawData.elements,
+          elements: scene.elements,
           appState: {
             exportBackground: exportSettings.withBackground,
-            exportWithDarkMode: exportSettings.withTheme ? (excalidrawData.appState?.theme=="light" ? false : true) : false,
-            ... excalidrawData.appState,},
+            exportWithDarkMode: exportSettings.withTheme ? (scene.appState?.theme=="light" ? false : true) : false,
+            ... scene.appState,},
           mimeType: "image/png",
           exportWithDarkMode: "true",
           metadata: "Generated by Excalidraw-Obsidian plugin",

src/MigrationPrompt.ts

@@ -0,0 +1,53 @@
+import { App, Modal } from "obsidian";
+import { t } from "./lang/helpers";
+import ExcalidrawPlugin from "./main";
+
+export class MigrationPrompt extends Modal {
+  private plugin: ExcalidrawPlugin;
+
+  constructor(app: App, plugin:ExcalidrawPlugin) {
+    super(app);
+    this.plugin = plugin;
+  }
+
+  onOpen(): void {
+    this.titleEl.setText("Welcome to Excalidraw 1.2");       
+    this.createForm();
+  }
+
+  onClose(): void {
+    this.contentEl.empty();
+  }
+
+  createForm(): void {
+    const div = this.contentEl.createDiv();
+    div.addClass("excalidarw-prompt-div");
+    div.style.maxWidth = "600px";
+    div.createEl('p',{text: "This version comes with many new features and possibilities. Please read the description in Community Plugins to find out more."});
+    div.createEl('p',{text: ""} , (el) => {
+      el.innerHTML = "<b>⚠ ATTENTION</b>: Drawings you've created with version 1.1.x need to be converted, they WILL NOT WORK out of the box. "+
+                            "During conversion your old *.excalidraw files will be replaced with new *.excalidraw.md files.";
+    });
+    div.createEl('p',{text: ""}, (el) => {//files manually follow one of two options:
+      el.innerHTML = "To convert your drawings you have the following options:<br><ul>" + 
+                     "<li>Click <code>CONVERT</code> to convert all of your *.excalidraw files now, or if you prefer to make a backup first, then click <code>CANCEL</code>.</li>" +
+                     "<li>Using the Command Palette select <code>Excalidraw: Convert *.excalidraw files to *.excalidraw.md files</code></li>" + 
+                     "<li>Right click an *.excalidraw file in File Explorer and select one of the following to convert files individually: <ul>"+
+                     "<li><code>*.excalidraw => *.excalidraw.md</code></li>"+
+                     "<li><code>*.excalidraw => *.md (Logseq compatibility)</code>. This option will retain the original *.excalidraw file next to the new Obsidian format. " +
+                     "Make sure you also enable <code>Compatibility features</code> in Settings for a full solution.</li></ul></li></ul>";
+    });
+    div.createEl('p',{text: "This message will only appear maximum 3 times in case you have *.excalidraw files in your Vault."});
+    const bConvert = div.createEl('button', {text: "CONVERT FILES"});
+    bConvert.onclick = (ev)=>{
+      this.plugin.convertExcalidrawToMD();   
+      this.close();
+    };
+    const bCancel = div.createEl('button', {text: "CANCEL"});
+    bCancel.onclick = (ev)=>{
+      this.close();
+    };
+
+  }
+
+}

src/constants.ts

@@ -5,6 +5,8 @@ export function JSON_parse(x:string):any {return JSON.parse(x.replaceAll("["
 import {customAlphabet} from "nanoid";
 export const nanoid = customAlphabet('1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',8);
 export const FRONTMATTER_KEY = "excalidraw-plugin";
+export const FRONTMATTER_KEY_CUSTOM_PREFIX = "excalidraw-link-prefix";
+export const FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS = "excalidraw-link-brackets";
 export const VIEW_TYPE_EXCALIDRAW = "excalidraw";
 export const ICON_NAME = "excalidraw-icon";
 export const MAX_COLORS = 5;

src/lang/locale/en.ts

@@ -1,11 +1,15 @@
+import { FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS, FRONTMATTER_KEY_CUSTOM_PREFIX } from "src/constants";
+
 // English
 export default {
   // main.ts
   OPEN_AS_EXCALIDRAW: "Open as Excalidraw Drawing",
   TOGGLE_MODE: "Toggle between Excalidraw and Markdown mode",
   CONVERT_NOTE_TO_EXCALIDRAW: "Convert empty note to Excalidraw Drawing",
-  MIGRATE_TO_2: "MIGRATE to version 1.2: convert *.excalidraw to *.md files",
+  CONVERT_EXCALIDRAW: "Convert *.excalidraw to *.md files",
   CREATE_NEW : "New Excalidraw drawing",
+  CONVERT_FILE_KEEP_EXT: "*.excalidraw => *.excalidraw.md",
+  CONVERT_FILE_REPLACE_EXT: "*.excalidraw => *.md (Logseq compatibility)",
   OPEN_EXISTING_NEW_PANE: "Open an existing drawing - IN A NEW PANE",
   OPEN_EXISTING_ACTIVE_PANE: "Open an existing drawing - IN THE CURRENT ACTIVE PANE",
   TRANSCLUDE: "Transclude (embed) a drawing",
@@ -45,8 +49,13 @@ export default {
   TEMPLATE_NAME: "Excalidraw template file",
   TEMPLATE_DESC: "Full filepath to the Excalidraw template. " +
                  "E.g.: If your template is in the default Excalidraw folder and it's name is " +
-                 "Template, the setting would be: Excalidraw/Template",
-  FILENAME_HEAD: "Filenam for drawings",
+                 "Template.excalidraw, the setting would be: Excalidraw/Template.excalidraw",
+  AUTOSAVE_NAME: "Autosave",
+  AUTOSAVE_DESC: "Automatically save the active drawing every 30 seconds. Save normally happens when you close Excalidraw or Obsidian, or move "+
+                 "focus to another pane. In rare cases autosave may slightly disrupt your drawing flow. I created this feature with mobile " +
+                 "phones in mind (I only have experience with Android), where 'swiping out Obsidian to close it' led to some data loss, and because " +
+                 "I wasn't able to force save on application termination on mobiles. If you use Excalidraw on a desktop this is likely not needed.",
+  FILENAME_HEAD: "Filename",
   FILENAME_DESC: "<p>The auto-generated filename consists of a prefix and a date. " + 
                  "e.g.'Drawing 2021-05-24 12.58.07'.</p>"+
                  "<p>Click this link for the <a href='https://momentjs.com/docs/#/displaying/format/'>"+
@@ -56,7 +65,7 @@ export default {
   FILENAME_PREFIX_DESC: "The first part of the filename",
   FILENAME_DATE_NAME: "Filename date",
   FILENAME_DATE_DESC: "The second part of the filename",
-  LINKS_HEAD: "Links in drawings",
+  LINKS_HEAD: "Links",
   LINKS_DESC: "CTRL/META + CLICK on Text Elements to open them as links. " + 
               "If the selected text has more than one [[valid Obsidian links]], only the first will be opened. " + 
               "If the text starts as a valid web link (i.e. https:// or http://), then " +
@@ -64,13 +73,17 @@ export default {
               "When Obsidian files change, the matching [[link]] in your drawings will also change. " +
               "If you don't want text accidentally changing in your drawings use [[links|with aliases]].",
   LINK_BRACKETS_NAME: "Show [[brackets]] around links",
-  LINK_BRACKETS_DESC: "In preview (locked) mode, when parsing Text Elements, place brackets around links",
-  LINK_INDICATOR_NAME:"Link indicator",
-  LINK_INDICATOR_DESC:"In preview (locked) mode, if the Text Element contains a link, precede the text with these characters.",
+  LINK_BRACKETS_DESC: "In preview (locked) mode, when parsing Text Elements, place brackets around links. " +
+                      "You can override this setting for a specific drawing by adding '" + FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS + 
+                      ": true/false' to the file\'s frontmatter.",
+  LINK_PREFIX_NAME:"Link prefix",
+  LINK_PREFIX_DESC:"In preview (locked) mode, if the Text Element contains a link, precede the text with these characters. " +
+                   "You can override this setting for a specific drawing by adding \'" + FRONTMATTER_KEY_CUSTOM_PREFIX + 
+                   ': "👉 "\' to the file\'s frontmatter.',
   LINK_CTRL_CLICK_NAME: "CTRL + CLICK on text to open them as links",
   LINK_CTRL_CLICK_DESC: "You can turn this feature off if it interferes with default Excalidraw features you want to use. If " +
                         "this is turned off, only the link button in the title bar of the drawing pane will open links.",
-  EMBED_HEAD: "Embedded/Export image settings",
+  EMBED_HEAD: "Embed & Export",
   EMBED_WIDTH_NAME: "Default width of embedded (transcluded) image",
   EMBED_WIDTH_DESC: "The default width of an embedded drawing. You can specify a custom " +
                     "width when embedding an image using the ![[drawing.excalidraw|100]] or " +
@@ -80,16 +93,23 @@ export default {
   EXPORT_THEME_NAME: "Export image with theme",
   EXPORT_THEME_DESC: "Export the image matching the dark/light theme of your drawing. If turned off, " +
                      "drawings created in drak mode will appear as they would in light mode.",
+  EXPORT_HEAD: "Export Settings",
+  EXPORT_SYNC_NAME:"Keep the .SVG and/or .PNG filenames in sync with the drawing file",
+  EXPORT_SYNC_DESC:"When turned on, the plugin will automaticaly update the filename of the .SVG and/or .PNG files when the drawing in the same folder (and same name) is renamed. " +
+                  "The plugin will also automatically delete the .SVG and/or .PNG files when the drawing in the same folder (and same name) is deleted. ",
   EXPORT_SVG_NAME: "Auto-export SVG",
   EXPORT_SVG_DESC: "Automatically create an SVG export of your drawing matching the title of your file. " + 
-                   "The plugin will save the .SVG file in the same folder as the drawing. "+
+                   "The plugin will save the *.SVG file in the same folder as the drawing. "+
                    "Embed the .svg file into your documents instead of excalidraw making you embeds platform independent. " +
                    "While the auto-export switch is on, this file will get updated every time you edit the excalidraw drawing with the matching name.",
   EXPORT_PNG_NAME: "Auto-export PNG",
-  EXPORT_PNG_DESC: "Same as the auto-export SVG, but for PNG.",
-  EXPORT_SYNC_NAME:"Keep the .SVG and/or .PNG filenames in sync with the drawing file",
-  EXPORT_SYNC_DESC:"When turned on, the plugin will automaticaly update the filename of the .SVG and/or .PNG files when the drawing in the same folder (and same name) is renamed. " +
-                   "The plugin will also automatically delete the .SVG and/or .PNG files when the drawing in the same folder (and same name) is deleted. ",
+  EXPORT_PNG_DESC: "Same as the auto-export SVG, but for *.PNG",
+  COMPATIBILITY_HEAD: "Compatibility features",
+  EXPORT_EXCALIDRAW_NAME: "Auto-export Excalidraw",
+  EXPORT_EXCALIDRAW_DESC: "Same as the auto-export SVG, but for *.Excalidraw",
+  SYNC_EXCALIDRAW_NAME: "Sync *.excalidraw with *.md version of the same drawing",
+  SYNC_EXCALIDRAW_DESC: "If the modified date of the *.excalidraw file is more recent than the modified date of the *.md file " +
+                        "then update the drawing in the .md file based on the .excalidraw file",
 
   //openDrawings.ts
   SELECT_FILE: "Select a file then press enter.",   

src/main.ts

@@ -15,6 +15,7 @@ import {
   Tasks,
   MarkdownRenderer,
   ViewState,
+  Notice,
 } from "obsidian";
 
 import { 
@@ -34,7 +35,8 @@ import {
   LOCK_ICON,
   LOCK_ICON_NAME,
   UNLOCK_ICON_NAME,
-  UNLOCK_ICON
+  UNLOCK_ICON,
+  JSON_parse
 } from "./constants";
 import ExcalidrawView, {ExportSettings} from "./ExcalidrawView";
 import {getJSON} from "./ExcalidrawData";
@@ -55,6 +57,7 @@ import {
 import { Prompt } from "./Prompt";
 import { around } from "monkey-around";
 import { t } from "./lang/helpers";
+import { MigrationPrompt } from "./MigrationPrompt";
 
 export default class ExcalidrawPlugin extends Plugin {
   public excalidrawFileModes: { [file: string]: string } = {};
@@ -63,8 +66,6 @@ export default class ExcalidrawPlugin extends Plugin {
   private openDialog: OpenFileDialog;
   private activeExcalidrawView: ExcalidrawView = null;
   public lastActiveExcalidrawFilePath: string = null;
-  private workspaceEventHandlers:Map<string,any> = new Map();
-  private vaultEventHandlers:Map<string,any> = new Map();
   private hover: {linkText: string, sourcePath: string} = {linkText: null, sourcePath: null};
   private observer: MutationObserver;
 
@@ -82,7 +83,6 @@ export default class ExcalidrawPlugin extends Plugin {
     
     await this.loadSettings();
     this.addSettingTab(new ExcalidrawSettingTab(this.app, this));
-
     await initExcalidrawAutomate(this);
 
     this.registerView(
@@ -92,13 +92,26 @@ export default class ExcalidrawPlugin extends Plugin {
 
     this.addMarkdownPostProcessor();
     this.registerCommands();
-
     this.registerEventListeners();
     
-    //inspiration taken from kanban: https://github.com/mgmeyers/obsidian-kanban/blob/44118e25661bff9ebfe54f71ae33805dc88ffa53/src/main.ts#L267
+    //inspiration taken from kanban: 
+    //https://github.com/mgmeyers/obsidian-kanban/blob/44118e25661bff9ebfe54f71ae33805dc88ffa53/src/main.ts#L267
     this.registerMonkeyPatches();
+    if(this.settings.loadCount<3) this.migrationNotice();
   }
 
+  private migrationNotice(){
+    const self = this;
+    this.app.workspace.onLayoutReady(async () => {
+      self.settings.loadCount++;
+      self.saveSettings();
+      const files = this.app.vault.getFiles().filter((f)=>f.extension=="excalidraw");  
+      if(files.length>0) {
+        const prompt = new MigrationPrompt(self.app, self);
+        prompt.open();
+      }
+    });
+  }
   /**
    * Displays a transcluded .excalidraw image in markdown preview mode
    */
@@ -127,7 +140,7 @@ export default class ExcalidrawPlugin extends Plugin {
         withBackground: this.settings.exportWithBackground, 
         withTheme: this.settings.exportWithTheme
       }
-      let svg = ExcalidrawView.getSVG(getJSON(content),exportSettings);
+      let svg = ExcalidrawView.getSVG(JSON_parse(getJSON(content)),exportSettings);
       if(!svg) return null;
       svg = ExcalidrawView.embedFontsInSVG(svg);
       const img = createEl("img");
@@ -154,7 +167,7 @@ export default class ExcalidrawPlugin extends Plugin {
         attr.fname = drawing.getAttribute("src");
         file = this.app.metadataCache.getFirstLinkpathDest(attr.fname, ctx.sourcePath); 
         if(file && file instanceof TFile && this.isExcalidrawFile(file)) {  
-          attr.fwidth   = drawing.getAttribute("width");
+          attr.fwidth   = drawing.getAttribute("width") ? drawing.getAttribute("width") : this.settings.width;
           attr.fheight  = drawing.getAttribute("height");
           alt = drawing.getAttribute("alt");
           if(alt == attr.fname) alt = ""; //when the filename starts with numbers followed by a space Obsidian recognizes the filename as alt-text
@@ -175,8 +188,8 @@ export default class ExcalidrawPlugin extends Plugin {
           div = createDiv(attr.style, (el)=>{
             el.append(img);
             el.setAttribute("src",file.path);
-            el.setAttribute("w",attr.fwidth);
-            el.setAttribute("h",attr.fheight);
+            if(attr.fwidth) el.setAttribute("w",attr.fwidth);
+            if(attr.fheight) el.setAttribute("h",attr.fheight);
             el.onClickEvent((ev)=>{
               if(ev.target instanceof Element && ev.target.tagName.toLowerCase() != "img") return;
               let src = el.getAttribute("src");
@@ -207,7 +220,6 @@ export default class ExcalidrawPlugin extends Plugin {
      * @returns 
      */
     const hoverEvent = (e:any) => {
-      //@ts-ignore
       if(!(e.event.ctrlKey||e.event.metaKey)) return;
       if(!e.linktext) return;
       this.hover.linkText = e.linktext;
@@ -219,10 +231,11 @@ export default class ExcalidrawPlugin extends Plugin {
           return;
       }
       
-    };
-    //@ts-ignore
-    this.app.workspace.on('hover-link',hoverEvent);
-    this.workspaceEventHandlers.set('hover-link',hoverEvent);
+    };   
+    this.registerEvent(
+      //@ts-ignore
+      this.app.workspace.on('hover-link',hoverEvent)
+    );
 
     //monitoring for div.popover.hover-popover.file-embed.is-loaded to be added to the DOM tree
     this.observer = new MutationObserver((m)=>{
@@ -267,23 +280,53 @@ export default class ExcalidrawPlugin extends Plugin {
       this.createDrawing(this.getNextDefaultFilename(), e.ctrlKey||e.metaKey);
     });
   
-    const fileMenuHandler = (menu: Menu, file: TFile) => {
-      if (file instanceof TFolder) {
-        menu.addItem((item: MenuItem) => {
-          item.setTitle(t("CREATE_NEW"))
-            .setIcon(ICON_NAME)
-            .onClick(evt => {
-              this.createDrawing(this.getNextDefaultFilename(),false,file.path);
-            })
-        });
-      }
+    const fileMenuHandlerCreateNew = (menu: Menu, file: TFile) => {
+      menu.addItem((item: MenuItem) => {
+        item.setTitle(t("CREATE_NEW"))
+          .setIcon(ICON_NAME)
+          .onClick(evt => {
+            let folderpath = file.path;
+            if(file instanceof TFile) {
+              folderpath = normalizePath(file.path.substr(0,file.path.lastIndexOf(file.name)));  
+            }
+            this.createDrawing(this.getNextDefaultFilename(),false,folderpath);
+          })
+      });      
     };
 
     this.registerEvent(
-      this.app.workspace.on("file-menu", fileMenuHandler)
+      this.app.workspace.on("file-menu", fileMenuHandlerCreateNew)
     );
 
-    this.workspaceEventHandlers.set("file-menu",fileMenuHandler);
+    const fileMenuHandlerConvertKeepExtension = (menu: Menu, file: TFile) => {
+      if(file instanceof TFile && file.extension == "excalidraw") {
+        menu.addItem((item: MenuItem) => {
+          item.setTitle(t("CONVERT_FILE_KEEP_EXT"))
+            .onClick(evt => {        
+                this.convertSingleExcalidrawToMD(file,false,false);
+            })
+        });   
+      }   
+    };
+
+    this.registerEvent(
+      this.app.workspace.on("file-menu", fileMenuHandlerConvertKeepExtension)
+    );
+
+    const fileMenuHandlerConvertReplaceExtension = (menu: Menu, file: TFile) => {
+      if(file instanceof TFile && file.extension == "excalidraw") {
+        menu.addItem((item: MenuItem) => {
+          item.setTitle(t("CONVERT_FILE_REPLACE_EXT"))
+            .onClick(evt => {        
+                this.convertSingleExcalidrawToMD(file,true,true);
+            })
+        });   
+      }   
+    };
+
+    this.registerEvent(
+      this.app.workspace.on("file-menu", fileMenuHandlerConvertReplaceExtension)
+    );
 
     this.addCommand({
       id: "excalidraw-open",
@@ -515,23 +558,37 @@ export default class ExcalidrawPlugin extends Plugin {
       },
     });
    
-    /*1.2 migration command */
     this.addCommand({
-      id: "migrate-to-1.2.x",
-      name: t("MIGRATE_TO_2"),
-      callback: async () => {
-        const files = this.app.vault.getFiles().filter((f)=>f.extension=="excalidraw");
-        for (const file of files) {
-          const data = await this.app.vault.read(file);
-          const fname = this.getNewUniqueFilepath(file.name+'.md',normalizePath(file.path.substr(0,file.path.lastIndexOf(file.name))));
-          console.log(fname);
-          await this.app.vault.create(fname,FRONTMATTER + exportSceneToMD(data));
-          this.app.vault.delete(file);
+      id: "convert-excalidraw",
+      name: t("CONVERT_EXCALIDRAW"),
+      checkCallback: (checking) => {
+        if (checking) {
+          const files = this.app.vault.getFiles().filter((f)=>f.extension=="excalidraw");
+          return files.length>0;
         }
+        this.convertExcalidrawToMD()
+        return true;
       }
     });
   }
   
+  public async convertSingleExcalidrawToMD(file: TFile, replaceExtension:boolean = false, keepOriginal:boolean = false) {
+    const data = await this.app.vault.read(file);
+    const filename = file.name.substr(0,file.name.lastIndexOf(".excalidraw")) + (replaceExtension ? ".md" : ".excalidraw.md");
+    const fname = this.getNewUniqueFilepath(filename,normalizePath(file.path.substr(0,file.path.lastIndexOf(file.name))));
+    console.log(fname);
+    await this.app.vault.create(fname,FRONTMATTER + exportSceneToMD(data));
+    if (!keepOriginal) this.app.vault.delete(file);
+  }
+
+  public async convertExcalidrawToMD(replaceExtension:boolean = false, keepOriginal:boolean = false) {
+    const files = this.app.vault.getFiles().filter((f)=>f.extension=="excalidraw");
+    for (const file of files) {
+      this.convertSingleExcalidrawToMD(file,replaceExtension,keepOriginal);
+    }
+    new Notice("Converted " + files.length + " files.")
+  }
+
   private registerMonkeyPatches() {
     const self = this;
 
@@ -632,7 +689,7 @@ export default class ExcalidrawPlugin extends Plugin {
         if(!(file instanceof TFile)) return;
         if (!self.isExcalidrawFile(file)) return;
         if (!self.settings.keepInSync) return;
-        ['.svg','.png'].forEach(async (ext:string)=>{
+        ['.svg','.png','.excalidraw'].forEach(async (ext:string)=>{
           const oldIMGpath = oldPath.substring(0,oldPath.lastIndexOf('.md')) + ext; 
           const imgFile = self.app.vault.getAbstractFileByPath(normalizePath(oldIMGpath));
           if(imgFile && imgFile instanceof TFile) {
@@ -641,25 +698,31 @@ export default class ExcalidrawPlugin extends Plugin {
           }
         });
       };
-      self.app.vault.on("rename",renameEventHandler);
-      this.vaultEventHandlers.set("rename",renameEventHandler);
+      self.registerEvent(
+        self.app.vault.on("rename",renameEventHandler)
+      );
 
       const modifyEventHandler = async (file:TFile) => {
         const leaves = self.app.workspace.getLeavesOfType(VIEW_TYPE_EXCALIDRAW);
         leaves.forEach((leaf:WorkspaceLeaf)=> {
           const excalidrawView = (leaf.view as ExcalidrawView); 
-          if(excalidrawView.file && excalidrawView.file.path == file.path) {
-            excalidrawView.reload(true,file);
+          if(excalidrawView.file 
+             && (excalidrawView.file.path == file.path 
+                 || (file.extension=="excalidraw" 
+                     && file.path.substring(0,file.path.lastIndexOf('.excalidraw'))+'.md' == excalidrawView.file.path))) {
+            excalidrawView.reload(true,excalidrawView.file);
           }
         });
       }
-      self.app.vault.on("modify",modifyEventHandler);
-      this.vaultEventHandlers.set("modify",modifyEventHandler);
+      self.registerEvent(
+        self.app.vault.on("modify",modifyEventHandler)
+      )
 
-      //watch file delete and delete corresponding .svg
+      //watch file delete and delete corresponding .svg and .png
       const deleteEventHandler = async (file:TFile) => {
-        if (!(file instanceof TFile)) return;
-        if (!self.isExcalidrawFile(file)) return;
+        if (!(file instanceof TFile)) return;     
+        //@ts-ignore
+        if (file.unsaveCachedData && !file.unsafeCachedData.search(/---\n[\s\S]*excalidraw-plugin:\s*(locked|unlocked)\n[\s\S]*---/gm)==-1) return;
 
         //close excalidraw view where this file is open
         const leaves = self.app.workspace.getLeavesOfType(VIEW_TYPE_EXCALIDRAW);
@@ -671,7 +734,7 @@ export default class ExcalidrawPlugin extends Plugin {
 
         //delete PNG and SVG files as well
         if (self.settings.keepInSync) {
-          ['.svg','.png'].forEach(async (ext:string) => {
+          ['.svg','.png','.excalidraw'].forEach(async (ext:string) => {
             const imgPath = file.path.substring(0,file.path.lastIndexOf('.md')) + ext; 
             const imgFile = self.app.vault.getAbstractFileByPath(normalizePath(imgPath));
             if(imgFile && imgFile instanceof TFile) {
@@ -680,8 +743,9 @@ export default class ExcalidrawPlugin extends Plugin {
           });
         }
       }
-      self.app.vault.on("delete",deleteEventHandler);
-      this.vaultEventHandlers.set("delete",deleteEventHandler);
+      self.registerEvent(
+        self.app.vault.on("delete",deleteEventHandler)
+      );
 
       //save open drawings when user quits the application
       const quitEventHandler = (tasks: Tasks) => {
@@ -690,35 +754,34 @@ export default class ExcalidrawPlugin extends Plugin {
           (leaves[i].view as ExcalidrawView).save(); 
         }
       }
-      self.app.workspace.on("quit",quitEventHandler);
-      this.workspaceEventHandlers.set("quit",quitEventHandler);
+      self.registerEvent(
+        self.app.workspace.on("quit",quitEventHandler)
+      );
 
       //save Excalidraw leaf and update embeds when switching to another leaf
       const activeLeafChangeEventHandler = async (leaf:WorkspaceLeaf) => {
-        const activeview:ExcalidrawView = (leaf.view instanceof ExcalidrawView) ? leaf.view as ExcalidrawView : null;
-        if(self.activeExcalidrawView && self.activeExcalidrawView != activeview) {
-          //console.log("ExcalidrawPlugin.activeLeafChangeEventHandler()");
-          await self.activeExcalidrawView.save();
-          self.triggerEmbedUpdates(self.activeExcalidrawView.file?.path);
+        const activeExcalidrawView = self.activeExcalidrawView;
+        const newActiveview:ExcalidrawView = (leaf.view instanceof ExcalidrawView) ? leaf.view as ExcalidrawView : null;
+        if(activeExcalidrawView && activeExcalidrawView != newActiveview) {
+          await activeExcalidrawView.save(false);
+          if(activeExcalidrawView.file) {
+            self.triggerEmbedUpdates(activeExcalidrawView.file.path);
+          }
         }
-        self.activeExcalidrawView = activeview;
-        if(self.activeExcalidrawView) {
-          self.lastActiveExcalidrawFilePath = self.activeExcalidrawView.file?.path;
+        self.activeExcalidrawView = newActiveview;
+        if(newActiveview) {
+          self.lastActiveExcalidrawFilePath = newActiveview.file?.path;
         }
       };
-      self.app.workspace.on("active-leaf-change",activeLeafChangeEventHandler);
-      this.workspaceEventHandlers.set("active-leaf-change",activeLeafChangeEventHandler);
+      self.registerEvent(
+        self.app.workspace.on("active-leaf-change",activeLeafChangeEventHandler)
+      );
     });
   }
 
   onunload() {
     destroyExcalidrawAutomate();
-    for(const key of this.vaultEventHandlers.keys()) 
-      this.app.vault.off(key,this.vaultEventHandlers.get(key))
-    for(const key of this.workspaceEventHandlers.keys())
-      this.app.workspace.off(key,this.workspaceEventHandlers.get(key));
     this.observer.disconnect();
-
     const excalidrawLeaves = this.app.workspace.getLeavesOfType(VIEW_TYPE_EXCALIDRAW);
     excalidrawLeaves.forEach((leaf) => {
       this.setMarkdownView(leaf);
@@ -778,7 +841,7 @@ export default class ExcalidrawPlugin extends Plugin {
   }
 
   private getNextDefaultFilename():string {
-    return this.settings.drawingFilenamePrefix + window.moment().format(this.settings.drawingFilenameDateTime)+'.md';
+    return this.settings.drawingFilenamePrefix + window.moment().format(this.settings.drawingFilenameDateTime)+'.excalidraw.md';
   }
  
 

src/openDrawing.ts

@@ -33,7 +33,7 @@ export class OpenFileDialog extends FuzzySuggestModal<TFile> {
     this.inputEl.onkeyup = (e) => {
       if(e.key=="Enter" && this.action == openDialogAction.openFile) {
         if (this.containerEl.innerText.includes(EMPTY_MESSAGE)) {
-          this.plugin.createDrawing(this.plugin.settings.folder+'/'+this.inputEl.value+'.md', this.onNewPane);
+          this.plugin.createDrawing(this.plugin.settings.folder+'/'+this.inputEl.value+'.excalidraw.md', this.onNewPane);
           this.close();
         }
       }
@@ -62,11 +62,8 @@ export class OpenFileDialog extends FuzzySuggestModal<TFile> {
         break;
       case(openDialogAction.insertLink):
         //TO-DO
-        //change to this.app.metadataCache.fileToLinktext(file: TFile, sourcePath: string, omitMdExtension?: boolean): string;
-        
-        //@ts-ignore
-        const filepath = this.app.metadataCache.getLinkpathDest(item.path,this.drawingPath)[0].path;
-        this.addText("[["+(filepath.endsWith(".md")?filepath.substr(0,filepath.length-3):filepath)+"]]"); //.md files don't need the extension
+        const filepath = this.app.metadataCache.fileToLinktext(item,this.drawingPath,true);
+        this.addText("[["+filepath+"]]"); 
         break;
     }
   }

src/settings.ts

@@ -15,33 +15,41 @@ export interface ExcalidrawSettings {
   drawingFilenameDateTime: string,
   width: string,
   showLinkBrackets: boolean,
-  linkIndicator: string,
-//  validLinksOnly: boolean, //valid link as in [[valid Obsidian link]] - how to treat text elements in drawings
+  linkPrefix: string,
+  autosave: boolean;
   allowCtrlClick: boolean, //if disabled only the link button in the view header will open links 
   exportWithTheme: boolean,
   exportWithBackground: boolean,
+  keepInSync: boolean,
   autoexportSVG: boolean,
   autoexportPNG: boolean,
-  keepInSync: boolean,
+  autoexportExcalidraw: boolean,
+  syncExcalidraw: boolean,
   library: string,
+  loadCount: number, //version 1.2 migration counter
+  drawingOpenCount: number,
 }
 
 export const DEFAULT_SETTINGS: ExcalidrawSettings = {
   folder: 'Excalidraw',
-  templateFilePath: 'Excalidraw/Template',
+  templateFilePath: 'Excalidraw/Template.excalidraw',
   drawingFilenamePrefix: 'Drawing ',
   drawingFilenameDateTime: 'YYYY-MM-DD HH.mm.ss',
   width: '400',
-  linkIndicator: ">> ",
+  linkPrefix: ">> ",
   showLinkBrackets: true,
-//  validLinksOnly: false,
+  autosave: false,
   allowCtrlClick: true,
   exportWithTheme: true,
   exportWithBackground: true,
+  keepInSync: false,
   autoexportSVG: false,
   autoexportPNG: false,
-  keepInSync: false,
+  autoexportExcalidraw: false,
+  syncExcalidraw: false,
   library: `{"type":"excalidrawlib","version":1,"library":[]}`,
+  loadCount: 0,
+  drawingOpenCount: 0,
 }
 
 export class ExcalidrawSettingTab extends PluginSettingTab {
@@ -78,6 +86,28 @@ export class ExcalidrawSettingTab extends PluginSettingTab {
           await this.plugin.saveSettings();
         }));
 
+    new Setting(containerEl)
+      .setName(t("AUTOSAVE_NAME")) 
+      .setDesc(t("AUTOSAVE_DESC"))
+      .addToggle(toggle => toggle
+        .setValue(this.plugin.settings.autosave)
+        .onChange(async (value) => {
+          this.plugin.settings.autosave = value;
+          await this.plugin.saveSettings();
+          const exs = this.plugin.app.workspace.getLeavesOfType(VIEW_TYPE_EXCALIDRAW);
+          for(const v of exs) {
+            if(v.view instanceof ExcalidrawView) {
+              if(v.view.autosaveTimer) {
+                clearInterval(v.view.autosaveTimer)
+                v.view.autosaveTimer = null;
+              }
+              if(value) { 
+                v.view.setupAutosaveTimer();
+              }
+            }
+          }          
+        }));
+
     this.containerEl.createEl('h1', {text: t("FILENAME_HEAD")});
     containerEl.createDiv('',(el) => {
       el.innerHTML = t("FILENAME_DESC");
@@ -146,13 +176,13 @@ export class ExcalidrawSettingTab extends PluginSettingTab {
         }));
     
     new Setting(containerEl)
-      .setName(t("LINK_INDICATOR_NAME"))
-      .setDesc(t("LINK_INDICATOR_DESC"))
+      .setName(t("LINK_PREFIX_NAME"))
+      .setDesc(t("LINK_PREFIX_DESC"))
       .addText(text => text
         .setPlaceholder('>> ')
-        .setValue(this.plugin.settings.linkIndicator)
+        .setValue(this.plugin.settings.linkPrefix)
         .onChange(async (value) => {
-          this.plugin.settings.linkIndicator = value;
+          this.plugin.settings.linkPrefix = value;
           await this.plugin.saveSettings();
           reloadDrawings();
         }));
@@ -202,7 +232,19 @@ export class ExcalidrawSettingTab extends PluginSettingTab {
           await this.plugin.saveSettings();
           this.plugin.triggerEmbedUpdates();
         }));
-
+    
+    this.containerEl.createEl('h1', {text: t("EXPORT_HEAD")});
+    
+    new Setting(containerEl)
+      .setName(t("EXPORT_SYNC_NAME")) 
+      .setDesc(t("EXPORT_SYNC_DESC"))
+      .addToggle(toggle => toggle
+        .setValue(this.plugin.settings.keepInSync)
+        .onChange(async (value) => {
+          this.plugin.settings.keepInSync = value;
+          await this.plugin.saveSettings();
+        }));
+        
     new Setting(containerEl)
       .setName(t("EXPORT_SVG_NAME")) 
       .setDesc(t("EXPORT_SVG_DESC"))
@@ -213,26 +255,38 @@ export class ExcalidrawSettingTab extends PluginSettingTab {
           await this.plugin.saveSettings();
         }));
 
+        
     new Setting(containerEl)
     .setName(t("EXPORT_PNG_NAME")) 
     .setDesc(t("EXPORT_PNG_DESC"))
-      .addToggle(toggle => toggle
-        .setValue(this.plugin.settings.autoexportPNG)
-        .onChange(async (value) => {
-          this.plugin.settings.autoexportPNG = value;
-          await this.plugin.saveSettings();
-        }));
-  
+    .addToggle(toggle => toggle
+      .setValue(this.plugin.settings.autoexportPNG)
+      .onChange(async (value) => {
+        this.plugin.settings.autoexportPNG = value;
+        await this.plugin.saveSettings();
+      }));
+          
+    this.containerEl.createEl('h1', {text: t("COMPATIBILITY_HEAD")});
 
     new Setting(containerEl)
-      .setName(t("EXPORT_SYNC_NAME")) 
-      .setDesc(t("EXPORT_SYNC_DESC"))
+    .setName(t("EXPORT_EXCALIDRAW_NAME")) 
+    .setDesc(t("EXPORT_EXCALIDRAW_DESC"))
       .addToggle(toggle => toggle
-        .setValue(this.plugin.settings.keepInSync)
+        .setValue(this.plugin.settings.autoexportExcalidraw)
         .onChange(async (value) => {
-          this.plugin.settings.keepInSync = value;
+          this.plugin.settings.autoexportExcalidraw = value;
           await this.plugin.saveSettings();
         }));
 
+    new Setting(containerEl)
+      .setName(t("SYNC_EXCALIDRAW_NAME")) 
+      .setDesc(t("SYNC_EXCALIDRAW_DESC"))
+        .addToggle(toggle => toggle
+          .setValue(this.plugin.settings.syncExcalidraw)
+          .onChange(async (value) => {
+            this.plugin.settings.syncExcalidraw = value;
+            await this.plugin.saveSettings();
+          }));
+    
   }
 }

styles.css

@@ -51,6 +51,7 @@ button.ToolIcon_type_button[title="Export"] {
 
 .excalidraw-prompt-div {
   display: flex;
+  max-width: 600px;
 }
 
 .excalidraw-prompt-form {
@@ -60,4 +61,14 @@ button.ToolIcon_type_button[title="Export"] {
 
 .excalidraw-prompt-input {
   flex-grow: 1;
-}
+}
+
+
+@font-face {
+  font-family: "Virgil";
+  src: url("https://excalidraw.com/Virgil.woff2");
+}
+@font-face {
+  font-family: "Cascadia";
+  src: url("https://excalidraw.com/Cascadia.woff2");
+}