unify three databases with single upload file

src/upload/common/getMarkdownCustom.ts

@@ -0,0 +1,62 @@
+import {App, Notice} from "obsidian";
+import {i18nConfig} from "../../lang/I18n";
+import {DatabaseDetails} from "../../ui/settingTabs";
+
+export async function getNowFileMarkdownContentCustom(
+	app: App,
+	dbDetails: DatabaseDetails,
+) {
+	const nowFile = app.workspace.getActiveFile();
+	if (!nowFile) {
+		new Notice(i18nConfig["open-file"]);
+		return;
+	}
+	let cover = '';
+	let customValues: Record<string, any> = {};
+
+	const FileCache = app.metadataCache.getFileCache(nowFile);
+	try {
+		cover = FileCache.frontmatter.coverurl;
+
+		// Get custom property names from dbDetails excluding the title type property
+		const customPropertyNames = dbDetails.customProperties
+			.filter(property => property.customType !== 'title') // Exclude 'title' type property
+			.map(property => property.customName);
+
+		// Extract custom values from the front matter based on the names
+		// Only collect data 'Relation' should be handled separately in the function buildBodyString
+		customPropertyNames.forEach(propertyName => {
+			if (FileCache.frontmatter && FileCache.frontmatter[propertyName] !== undefined) {
+				customValues[propertyName] = FileCache.frontmatter[propertyName];
+			}
+		});
+
+		// Check if any of the customProperties has a customType of 'title'
+		const titleProperty = dbDetails.customProperties
+			.find(property => property.customType === 'title');
+
+		// If a 'title' type property exists, use the file's basename as its value
+		if (titleProperty) {
+			customValues[titleProperty.customName] =
+				(FileCache.frontmatter && FileCache.frontmatter[titleProperty.customName]) ?
+					FileCache.frontmatter[titleProperty.customName] : // use the front matter value if it exists
+					nowFile.basename; // Use 'basename' for the file name without extension
+		}
+
+	} catch (error) {
+		new Notice(i18nConfig["set-tags-fail"]);
+	}
+
+	if (nowFile) {
+		const markDownData = await nowFile.vault.read(nowFile);
+		return {
+			markDownData,
+			nowFile,
+			cover,
+			customValues,
+		};
+	} else {
+		new Notice(i18nConfig["open-file"]);
+		return;
+	}
+}