feat: Use container for the API service

app/src/services/parser/ParserFactory.ts

@@ -0,0 +1,16 @@
+import { Parser, CsvParser } from "./index";
+import { ParserType } from "./index";
+
+class ParserFactory {
+  /**
+   * Get the parser corresponding to the dataset type
+   * @param fileType The type of the dataset
+   * @returns The parser corresponding to the dataset type
+   */
+  static getParser(fileType: ParserType): Parser {
+    if (fileType === ParserType.CSV) return CsvParser.instance;
+    throw new Error("Unsupported file type");
+  }
+}
+
+export default ParserFactory;