fix: files service

Author: akshatmittal61

services/files.service.ts

@@ -1,18 +1,53 @@
-import { FileExtension } from "@/types";
+import { FileExtension, FileContentType } from "@/types/files";
+
+export const fileExtensions = new Map<FileExtension, FileContentType>([
+	["txt", "text/plain"],
+	["md", "text/markdown"],
+	["json", "application/json"],
+	["csv", "text/csv"],
+	["png", "image/png"],
+	["jpg", "image/jpeg"],
+	["jpeg", "image/jpeg"],
+	["webp", "image/webp"],
+	["gif", "image/gif"],
+	["svg", "image/svg+xml"],
+	["pdf", "application/pdf"],
+	["doc", "application/msword"],
+	[
+		"docx",
+		"application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+	],
+	["xls", "application/vnd.ms-excel"],
+	[
+		"xlsx",
+		"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+	],
+	["ppt", "application/vnd.ms-powerpoint"],
+	[
+		"pptx",
+		"application/vnd.openxmlformats-officedocument.presentationml.presentation",
+	],
+	["mp3", "audio/mpeg"],
+	["mp4", "video/mp4"],
+	["mov", "video/quicktime"],
+	["avi", "video/x-msvideo"],
+	["mkv", "video/x-matroska"],
+	["zip", "application/zip"],
+	["rar", "application/vnd.rar"],
+	["tar", "application/x-tar"],
+	["gz", "application/gzip"],
+]);
 
 export const getContentType = (extension: FileExtension) => {
-	switch (extension) {
-		case "txt":
-			return "text/plain";
-		case "md":
-			return "text/markdown";
-		case "json":
-			return "application/json";
-		case "csv":
-			return "text/csv";
-		default:
-			return "text/plain";
-	}
+	return fileExtensions.get(extension) || "text/plain";
+};
+
+export const getExtension = (contentType: FileContentType) => {
+	return (
+		Array.from(fileExtensions.entries()).find(
+			([_, value]) => value === contentType
+		)?.[0] || "txt"
+	);
 };
 
 export const saveFile = (
@@ -41,7 +76,7 @@ export const readFile = (file: File) => {
 		reader.onerror = () => {
 			reject(reader.error);
 		};
-		reader.readAsText(file);
+		reader.readAsDataURL(file);
 	});
 };
 

types/files.ts

@@ -1 +1,54 @@
-export type FileExtension = "txt" | "md" | "json" | "csv";
+export type FileExtension =
+	| "txt"
+	| "md"
+	| "json"
+	| "csv"
+	| "png"
+	| "jpg"
+	| "jpeg"
+	| "webp"
+	| "gif"
+	| "svg"
+	| "pdf"
+	| "doc"
+	| "docx"
+	| "xls"
+	| "xlsx"
+	| "ppt"
+	| "pptx"
+	| "mp3"
+	| "mp4"
+	| "mov"
+	| "avi"
+	| "mkv"
+	| "zip"
+	| "rar"
+	| "tar"
+	| "gz";
+
+export type FileContentType =
+	| "text/plain"
+	| "text/markdown"
+	| "application/json"
+	| "text/csv"
+	| "image/png"
+	| "image/jpeg"
+	| "image/webp"
+	| "image/gif"
+	| "image/svg+xml"
+	| "application/pdf"
+	| "application/msword"
+	| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
+	| "application/vnd.ms-excel"
+	| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
+	| "application/vnd.ms-powerpoint"
+	| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
+	| "audio/mpeg"
+	| "video/mp4"
+	| "video/quicktime"
+	| "video/x-msvideo"
+	| "video/x-matroska"
+	| "application/zip"
+	| "application/vnd.rar"
+	| "application/x-tar"
+	| "application/gzip";