refactor: upload base function of create page and delete page

src/upload/BaseUpload2Notion.ts

@@ -0,0 +1,45 @@
+export class UploadBase {
+	plugin: MyPlugin;
+	notion: Client;
+	agent: any;
+	dbDetails: DatabaseDetails
+
+	constructor(plugin: MyPlugin, dbDetails: DatabaseDetails) {
+		this.plugin = plugin;
+		this.dbDetails = dbDetails
+	}
+
+	async deletePage(notionID: string) {
+		const { notionAPI } = this.dbDetails
+		return requestUrl({
+			url: `https://api.notion.com/v1/blocks/${notionID}`,
+			method: 'DELETE',
+			headers: {
+				'Content-Type': 'application/json',
+				'Authorization': 'Bearer ' + notionAPI,
+				'Notion-Version': '2022-06-28',
+			},
+			body: ''
+		});
+	}
+
+	async getDataBase(databaseID: string) {
+		const { notionAPI } = this.dbDetails
+		const response = await requestUrl({
+			url: `https://api.notion.com/v1/databases/${databaseID}`,
+			method: 'GET',
+			headers: {
+				'Authorization': 'Bearer ' + notionAPI,
+				'Notion-Version': '2022-06-28',
+			}
+		}
+		)
+
+		// Check if cover is present in the JSON response and then get the URL
+		if (response.json.cover && response.json.cover.external) {
+			return response.json.cover.external.url;
+		} else {
+			return null;  // or some other default value, if you prefer
+		}
+	}
+}