Added migration modal window to help with conversion

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(

src/ExcalidrawData.ts

@@ -1,5 +1,9 @@
 import { App, TFile } from "obsidian";
-import { nanoid} from "./constants";
+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) {
@@ -44,13 +48,16 @@ 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;
@@ -223,7 +230,7 @@ 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 +266,7 @@ export class ExcalidrawData {
     }
     outString += text.substring(position,text.length);
     if (linkIcon) {
-      outString = this.linkIndicator + outString;
+      outString = this.linkPrefix + outString;
     }
 
     return outString;
@@ -281,7 +288,7 @@ export class ExcalidrawData {
   public syncElements(newScene:any):boolean {
     //console.log("Excalidraw.Data.syncElements()");
     this.scene = JSON_parse(newScene);
-    const result = this.findNewTextElementsInScene();
+    const result = this.setLinkPrefix() || this.setShowLinkBrackets() || this.findNewTextElementsInScene();
     this.updateTextElementsFromSceneRawOnly();
     return result;
   }
@@ -289,7 +296,7 @@ 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 +309,26 @@ 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;
@@ -127,7 +127,7 @@ 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) {
@@ -240,16 +240,19 @@ 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
@@ -345,7 +348,7 @@ 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(this.getScene().replaceAll("[","[")), this.file.basename+'.excalidraw');
           });
       })
       .addItem((item) => {

src/MigrationPrompt.ts

@@ -0,0 +1,44 @@
+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: "⚠ WARNING: Drawings you have 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: "Click CONVERT to convert all of your *.excalidraw files now, or if you prefer to make a backup first, then select CANCEL."});
+    div.createEl('p',{text: "To convert files manually, select 'Excalidraw: Convert *.excalidraw files to *.md files' from the Command Palette at any time in the future."});
+    div.createEl('p',{text: "This message will only appear maximum 3 times."});
+    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

@@ -1,10 +1,12 @@
+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",
   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",
@@ -45,8 +47,13 @@ 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 +63,7 @@ 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 +71,17 @@ 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 " +

src/main.ts

@@ -15,6 +15,7 @@ import {
   Tasks,
   MarkdownRenderer,
   ViewState,
+  Notice,
 } from "obsidian";
 
 import { 
@@ -55,6 +56,7 @@ 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 +65,6 @@ 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 +82,6 @@ export default class ExcalidrawPlugin extends Plugin {
     
     await this.loadSettings();
     this.addSettingTab(new ExcalidrawSettingTab(this.app, this));
-
     await initExcalidrawAutomate(this);
 
     this.registerView(
@@ -92,13 +91,26 @@ 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
    */
@@ -207,7 +219,6 @@ 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 +230,11 @@ 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)=>{
@@ -268,23 +280,23 @@ export default class ExcalidrawPlugin extends Plugin {
     });
   
     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);
-            })
-        });
-      }
+      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.workspaceEventHandlers.set("file-menu",fileMenuHandler);
-
     this.addCommand({
       id: "excalidraw-open",
       name: t("OPEN_EXISTING_NEW_PANE"),
@@ -515,23 +527,32 @@ 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 convertExcalidrawToMD() {
+    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);
+    }
+    new Notice("Converted " + files.length + " files.")
+  }
+
   private registerMonkeyPatches() {
     const self = this;
 
@@ -641,8 +662,9 @@ 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);
@@ -653,13 +675,15 @@ export default class ExcalidrawPlugin extends Plugin {
           }
         });
       }
-      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);
@@ -680,8 +704,9 @@ 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 +715,34 @@ 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);
@@ -753,6 +777,8 @@ export default class ExcalidrawPlugin extends Plugin {
   }
 
   public openDrawing(drawingFile: TFile, onNewPane: boolean) {
+    this.settings.drawingOpenCount++;
+    this.saveSettings();
     const leaves = this.app.workspace.getLeavesOfType(VIEW_TYPE_EXCALIDRAW);
     let leaf:WorkspaceLeaf = null;
 
@@ -778,7 +804,7 @@ 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

@@ -15,8 +15,8 @@ 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,
@@ -24,17 +24,19 @@ export interface ExcalidrawSettings {
   autoexportPNG: boolean,
   keepInSync: 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,
@@ -42,6 +44,8 @@ export const DEFAULT_SETTINGS: ExcalidrawSettings = {
   autoexportPNG: false,
   keepInSync: false,
   library: `{"type":"excalidrawlib","version":1,"library":[]}`,
+  loadCount: 0,
+  drawingOpenCount: 0,
 }
 
 export class ExcalidrawSettingTab extends PluginSettingTab {
@@ -78,6 +82,28 @@ 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 +172,13 @@ 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();
         }));

styles.css

@@ -51,6 +51,7 @@ button.ToolIcon_type_button[title="Export"] {
 
 .excalidraw-prompt-div {
   display: flex;
+  max-width: 600px;
 }
 
 .excalidraw-prompt-form {