Add basic recursive tag searching support based on the search path

src/data/mod.rs

@@ -105,6 +105,7 @@ pub struct FilesRequest {
     pub path: String,
     pub tag_ids: Option<String>, // comma separated numbers
     pub tag_filter_mode: Option<FilterMode>,
+    pub recursive: Option<bool>,
 }
 
 #[derive(Copy, Clone, Deserialize, PartialEq)]

src/files.rs

@@ -35,7 +35,9 @@ pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
 ) -> HttpResponse {
     let path = &req.path;
 
+    // Do we need this?
     if let (Some(tag_ids), Some(filter_mode)) = (&req.tag_ids, &req.tag_filter_mode) {
+        let search_recursively = &req.recursive.unwrap_or(false);
         if *filter_mode == FilterMode::All {
             let mut dao = tag_dao.lock().expect("Unable to get TagDao");
             let tag_ids = tag_ids
@@ -45,10 +47,15 @@ pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
 
             return dao
                 .get_files_with_tag_ids(tag_ids.clone())
-                .context(format!("Failed to files with tag_ids: {:?}", tag_ids))
+                .context(format!("Failed to get files with tag_ids: {:?}", tag_ids))
                 .map(|tagged_files| {
                     HttpResponse::Ok().json(PhotosResponse {
-                        photos: tagged_files,
+                        photos: tagged_files.iter().filter(|&file_path| {
+                            let slash_count = file_path.split('/').count();
+                            let search_path_slash_count = path.split('/').count();
+
+                            slash_count > search_path_slash_count
+                        }).map(|p| p.clone()).collect::<Vec<String>>(),
                         dirs: vec![],
                     })
                 })
@@ -77,6 +84,12 @@ pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
             })
             .map(|f| f.to_str().unwrap().to_string())
             .filter(|file_path| {
+                let recursive = req.recursive.unwrap_or(false);
+                let file_slash_count = file_path.split("/").collect::<Vec<&str>>().len();
+                let filter_path_slash_count = path.split("/").collect::<Vec<&str>>().len();
+                // Skip if this path is below/deeper than the search path
+                if !recursive && file_slash_count > filter_path_slash_count { return false; }
+
                 if let (Some(tag_ids), Ok(mut tag_dao)) = (&req.tag_ids, tag_dao.lock()) {
                     let tag_ids = tag_ids
                         .split(',')