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2026-07-21 19:54:55 +00:00 · 2025-07-24 08:07:52 +00:00
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+---
+description: Controller for uploading and downloading media files.
+---
+
+# MediaController
+
+### Controller Description
+
+* **Route**: `api/media`
+* **Authorize**: Requires authenticated user with roles "User" or "Admin" (`[Authorize(Roles = "User,Admin")]`).
+
+### Endpoints
+
+#### <mark style="color:$info;">Upload</mark>
+
+* **Description**: Uploads a media file with associated metadata.
+* **Route**: `[POST] api/media/upload`
+* **HTTP Method**: `POST`
+* **Request**:
+  * **Content-Type**: `multipart/form-data`
+  *   **Request Body**: `MediaUploadRequest` object with the following structure:
+
+      ```json
+      {
+        "fromFile": "IFormFile",
+        "type": "MediaType",
+        "mimeType": "string",
+        "encryptedKey": "string"
+      }
+      ```
+  * **Constraints**: File size limit of 20 MB.
+* **Responses**:
+  *   <mark style="color:$success;">**200 OK**</mark>: Returns the upload result.
+
+      ```json
+      "string" // Media ID or similar result
+      ```
+  * <mark style="color:$danger;">**400 Bad Request**</mark>:
+    * If model validation fails.
+    * If no file is uploaded: `"No file uploaded"`
+    * If file exceeds 20 MB: `"File is too large"`
+    * If MIME type is missing: `"Missing MIME type"`
+    * If operation is invalid: `"string"`
+  *   <mark style="color:$danger;">**403 Forbidden**</mark>: If user lacks authorization.
+
+      ```json
+      "string"
+      ```
+  *   <mark style="color:$warning;">**500 Internal Server Error**</mark>: Indicates an unexpected error.
+
+      ```json
+      "Internal server error"
+      ```
+
+#### <mark style="color:$info;">Download</mark>
+
+* **Description**: Downloads a media file by its ID.
+* **Route**: `[GET] api/media/download/{id}`
+* **HTTP Method**: `GET`
+* **Request**:
+  * **Path Parameter**: `id` (Guid, required): ID of the media file.
+* **Responses**:
+  * <mark style="color:$success;">**200 OK**</mark>: Returns the media file as a stream.
+    * **Content-Type**: Matches `MimeType` of the media.
+    * **Content-Disposition**: Includes `filename` from `FileName`.
+  * <mark style="color:$danger;">**403 Forbidden**</mark>: If user lacks access.
+    * No body.
+  *   <mark style="color:$danger;">**404 Not Found**</mark>: If media is not found.
+
+      ```json
+      "Media not found"
+      ```
+  *   <mark style="color:$warning;">**500 Internal Server Error**</mark>: Indicates an unexpected error.
+
+      ```json
+      "Internal server error"
+      ```
+
+### Data Models
+
+#### MediaUploadRequest
+
+* **Description**: Model for media upload request data.
+*   **Structure**:
+
+    ```json
+    {
+      "fromFile": "IFormFile",
+      "type": "MediaType",
+      "mimeType": "string",
+      "encryptedKey": "string"
+    }
+    ```
+
+### Error Handling
+
+* **Invalid User ID**: Handled by `ICurrentUserService`, aborts if invalid.
+* **Invalid Operations**: Returns `400 Bad Request` for `InvalidOperationException`.
+* **Unauthorized Access**: Returns `403 Forbidden` for `UnauthorizedAccessException`.
+* **Resource Not Found**: Returns `404 Not Found` for `KeyNotFoundException`.
+* **Unexpected Errors**: Caught and returned as `500 Internal Server Error`.
+
+### Logging
+
+* Logs warnings for `UnauthorizedAccessException`, `InvalidOperationException`, and `KeyNotFoundException`.
+* Logs information for successful file uploads.
+* Logs errors for unexpected exceptions during upload and download.