Introduce processor

src/server/api/endpoints/drive/files/show.ts

@@ -0,0 +1,36 @@
+/**
+ * Module dependencies
+ */
+import $ from 'cafy';
+import DriveFile, { pack } from '../../../models/drive-file';
+
+/**
+ * Show a file
+ *
+ * @param {any} params
+ * @param {any} user
+ * @return {Promise<any>}
+ */
+module.exports = async (params, user) => {
+	// Get 'file_id' parameter
+	const [fileId, fileIdErr] = $(params.file_id).id().$;
+	if (fileIdErr) throw 'invalid file_id param';
+
+	// Fetch file
+	const file = await DriveFile
+		.findOne({
+			_id: fileId,
+			'metadata.user_id': user._id
+		});
+
+	if (file === null) {
+		throw 'file-not-found';
+	}
+
+	// Serialize
+	const _file = await pack(file, {
+		detail: true
+	});
+
+	return _file;
+};