Fix bug in login functionality

src/main.ts

@@ -24,6 +24,7 @@ import {
 } from "./utils/obsidian";
 import { shouldIgnoreFile } from "./utils/shouldIgnoreFile";
 import { getNewTextFromFile } from "./utils/getNewTextFromFile";
+import { isValidFrontmatter } from "@/utils/yaml";
 
 const userClickTimeout = 5000;
 
@@ -143,8 +144,7 @@ export default class FrontmatterGeneratorPlugin extends Plugin {
 	runFileSync(file: TFile, editor: Editor) {
 		const data = getDataFromTextSync(editor.getValue());
 		if (shouldIgnoreFile(this.settings, file, data)) return;
-		const invalidFrontmatter = data.text && !data.yamlText && !data.body;
-		if (invalidFrontmatter) return;
+		if (!isValidFrontmatter(data)) return;
 		const newText = getNewTextFromFile(
 			this.settings.template,
 			file,
@@ -163,8 +163,7 @@ export default class FrontmatterGeneratorPlugin extends Plugin {
 
 		const data = await getDataFromFile(this, file);
 		if (shouldIgnoreFile(this.settings, file, data)) return;
-		const invalidFrontmatter = data.text && !data.yamlText && !data.body;
-		if (invalidFrontmatter) return;
+		if (!isValidFrontmatter(data)) return;
 		// from the frontmatter template and the file, generate some new properties
 		const newText = getNewTextFromFile(
 			this.settings.template,
@@ -223,6 +222,7 @@ export default class FrontmatterGeneratorPlugin extends Plugin {
 
 		this.registerEvent(
 			this.app.vault.on("modify", async (file) => {
+				console.log("modify", file);
 				if (!this.settings.runOnModify) return;
 				if (this.lock) return;
 				try {

src/utils/strings.ts

@@ -450,3 +450,11 @@ export function isNumeric(str: string) {
 export function stripCr(text: string) {
 	return text.replace(/\r/g, "");
 }
+
+export function trimFirstSpaces(input: string) {
+	// Get the index of the last space of the leading space group
+	const leadingSpaces = input.match(/^[ \t]+/);
+	const start = leadingSpaces ? leadingSpaces[0].length : 0;
+	// Replace start and end spaces using the indices
+	return input.substring(start);
+}

src/utils/yaml.ts

@@ -1,6 +1,7 @@
 import { load, dump } from "js-yaml";
 import { escapeDollarSigns, yamlRegex } from "./regex";
-import { isNumeric } from "./strings";
+import { isNumeric, trimFirstSpaces } from "./strings";
+import { Data } from "@/utils/obsidian";
 
 export const OBSIDIAN_TAG_KEY_SINGULAR = "tag";
 export const OBSIDIAN_TAG_KEY_PLURAL = "tags";
@@ -501,3 +502,22 @@ export const splitYamlAndBody = (markdown: string) => {
 		body: parts.slice(2).join("---"),
 	};
 };
+
+export const isValidFrontmatter = (data: Data) => {
+	const { yamlText, text } = data;
+
+	if (!yamlText) {
+		const textAfterTrimFirstSpace = trimFirstSpaces(text);
+		// try to get new yaml text
+		const yamlText = getYAMLText(textAfterTrimFirstSpace);
+		if (yamlText) {
+			// console.log(
+			// 	"frontmatter is not valid because there is a space before the yaml"
+			// );
+			return false;
+		}
+	}
+	if (data.text && !data.yamlText && !data.body) return false;
+
+	return true;
+};