now listens to metadata cache events

Author: mProjectsCode

exampleVault/.obsidian/plugins/obsidian-meta-bind-plugin/main.js

@@ -4,7 +4,7 @@ title: test title test test
 completed: false
 toggle1: false
 slider1: 7
-slider2: 6
+slider2: 4
 text1: Test text
 text_area1: Test test
 date1: 2022-05-28

exampleVault/examples.md

@@ -1,9 +1,9 @@
 ---
-title: asdasds sdf sdsdlkfnosdijn  sdaskdjasbokbfosdasdasdasd asd asdasda f
+title: asdasds sdf sasdfnosdijn  sdaskdjasbokbfosdasdasdasd asd asdasda f
 select: option b
 multi-select:
   - option b
   - option c
-date: Wednesday, September 19th 2029
+date: Monday, June 4th 2029
 time: 19:20
 ---

exampleVault/other note.md

@@ -1,4 +1,4 @@
-import {parseYaml, Plugin, stringifyYaml, TFile} from 'obsidian';
+import {CachedMetadata, FrontMatterCache, parseYaml, Plugin, stringifyYaml, TFile} from 'obsidian';
 import {DEFAULT_SETTINGS, MetaBindPluginSettings, MetaBindSettingTab} from './settings/Settings';
 import {InputFieldMarkdownRenderChild, InputFieldMarkdownRenderChildType} from './InputFieldMarkdownRenderChild';
 import {getFileName, isPath, removeFileEnding} from './utils/Utils';
@@ -64,11 +64,9 @@ export default class MetaBindPlugin extends Plugin {
 			}
 		});
 
-		this.registerEvent(this.app.vault.on('modify', async abstractFile => {
-			if (abstractFile instanceof TFile) {
-				await this.updateMarkdownInputFieldsOnFileChange(abstractFile);
-			}
-		}));
+		this.app.metadataCache.on('changed', async (file: TFile, data: string, cache: CachedMetadata) => {
+			await this.updateMarkdownInputFieldsOnMetadataCacheChange(file, cache);
+		});
 
 		this.addSettingTab(new MetaBindSettingTab(this.app, this));
 	}
@@ -87,7 +85,7 @@ export default class MetaBindPlugin extends Plugin {
 		this.activeMarkdownInputFields = this.activeMarkdownInputFields.filter(x => x.uid !== inputFieldMarkdownRenderChild.uid);
 	}
 
-	async updateMarkdownInputFieldsOnFileChange(file: TFile): Promise<void> {
+	async updateMarkdownInputFieldsOnMetadataCacheChange(file: TFile, cache: CachedMetadata): Promise<void> {
 		let metadata: any = undefined;
 
 		for (const activeMarkdownInputField of this.activeMarkdownInputFields) {
@@ -97,7 +95,7 @@ export default class MetaBindPlugin extends Plugin {
 
 			if (activeMarkdownInputField.bindTargetFile.path === file.path) {
 				if (metadata === undefined) {
-					metadata = await this.getMetaDataForFile(file);
+					metadata = await this.getMetadataFromFileCache(cache.frontmatter);
 				}
 				activeMarkdownInputField.updateValue(metadata[activeMarkdownInputField.bindTargetMetadataField]);
 			}
@@ -192,6 +190,19 @@ export default class MetaBindPlugin extends Plugin {
 		return metadata;
 	}
 
+	getMetadataFromFileCache(cache: FrontMatterCache | undefined) {
+		let metadata = cache as object;
+
+		if (metadata) {
+			metadata = Object.assign({}, metadata); // copy
+			// @ts-ignore
+			delete metadata.position;
+		} else {
+			metadata = {};
+		}
+		return metadata;
+	}
+
 	async loadSettings(): Promise<void> {
 		this.settings = Object.assign({}, DEFAULT_SETTINGS, await this.loadData());
 	}