fix(media): handle missing path parameter and improve error logging

- Updated `getFile` method to validate `path` query parameter.
- Added improved logging for file retrieval errors.
- Updated test cases to cover scenarios with missing `path`.

backend/src/media/media.controller.spec.ts

@@ -49,6 +49,13 @@ describe("MediaController", () => {
 			expect(stream.pipe).toHaveBeenCalledWith(res);
 		});
 
+		it("should throw NotFoundException if path is missing", async () => {
+			const res = {} as unknown as Response;
+			await expect(controller.getFile("", res)).rejects.toThrow(
+				NotFoundException,
+			);
+		});
+
 		it("should throw NotFoundException if file is not found", async () => {
 			mockS3Service.getFileInfo.mockRejectedValue(new Error("Not found"));
 			const res = {} as unknown as Response;

backend/src/media/media.controller.ts

@@ -1,27 +1,47 @@
-import { Controller, Get, NotFoundException, Param, Res } from "@nestjs/common";
+import {
+	Controller,
+	Get,
+	Logger,
+	NotFoundException,
+	Query,
+	Res,
+} from "@nestjs/common";
 import type { Response } from "express";
 import type { BucketItemStat } from "minio";
 import { S3Service } from "../s3/s3.service";
 
 @Controller("media")
 export class MediaController {
+	private readonly logger = new Logger(MediaController.name);
+
 	constructor(private readonly s3Service: S3Service) {}
 
-	@Get("*key")
-	async getFile(@Param("key") key: string, @Res() res: Response) {
-		try {
-			const stats = (await this.s3Service.getFileInfo(key)) as BucketItemStat;
-			const stream = await this.s3Service.getFile(key);
+	@Get()
+	async getFile(@Query("path") path: string, @Res() res: Response) {
+		if (!path) {
+			this.logger.warn("Tentative d'accès à un média sans paramètre 'path'");
+			throw new NotFoundException("Paramètre 'path' manquant");
+		}
 
-			const contentType =
-				stats.metaData?.["content-type"] || "application/octet-stream";
+		try {
+			this.logger.log(`Récupération du fichier : ${path}`);
+			const stats = (await this.s3Service.getFileInfo(path)) as BucketItemStat;
+			const stream = await this.s3Service.getFile(path);
+
+			const contentType: string =
+				stats.metaData?.["content-type"] ||
+				stats.metaData?.["Content-Type"] ||
+				"application/octet-stream";
 
 			res.setHeader("Content-Type", contentType);
 			res.setHeader("Content-Length", stats.size);
 			res.setHeader("Cache-Control", "public, max-age=31536000, immutable");
 
 			stream.pipe(res);
-		} catch (_error) {
+		} catch (error) {
+			this.logger.error(
+				`Erreur lors de la récupération du fichier ${path} : ${error.message}`,
+			);
 			throw new NotFoundException("Fichier non trouvé");
 		}
 	}