Use PhotoSize enum in file requests

src/data/mod.rs

@@ -103,7 +103,8 @@ pub struct PhotosResponse {
 #[derive(Deserialize)]
 pub struct FilesRequest {
     pub path: String,
-    pub tag_ids: Option<String>, // comma separated numbers
+    // comma separated numbers
+    pub tag_ids: Option<String>,
     pub tag_filter_mode: Option<FilterMode>,
     pub recursive: Option<bool>,
 }
@@ -114,10 +115,17 @@ pub enum FilterMode {
     All,
 }
 
+#[derive(Copy, Clone, Deserialize, PartialEq, Debug)]
+#[serde(rename_all = "lowercase")]
+pub enum PhotoSize {
+    Full,
+    Thumb,
+}
+
 #[derive(Deserialize)]
 pub struct ThumbnailRequest {
     pub path: String,
-    pub size: Option<String>,
+    pub size: Option<PhotoSize>,
 }
 
 #[derive(Deserialize)]