diff --git a/src/appstate.rs b/src/appstate.rs
index 5ae3596..155fc35 100644
--- a/src/appstate.rs
+++ b/src/appstate.rs
@@ -104,7 +104,7 @@ impl AppState {
         })
     }
 
-    fn finish_bar(&self) {
+    fn finish_progressbar(&self) {
         let mut slot = self.progress.borrow_mut();
         if let Some(bar) = slot.as_ref() {
             bar.finish();
@@ -112,23 +112,25 @@ impl AppState {
         }
     }
 
-    pub fn upload_chunk(&mut self) -> sharry::Result<Option<()>> {
+    pub fn upload_chunk(&mut self) -> sharry::Result<bool> {
         let Some(mut uploading) = self.inner.pop_file(&self.http) else {
             self.inner
                 .share_notify(&self.http)
                 .unwrap_or_else(|e| warn!("Failed to notify the share: {e}"));
 
-            return Ok(None);
+            return Ok(true);
         };
 
-        self.get_or_create_progressbar(&uploading);
+        debug!("{uploading:?}");
 
-        debug!("{uploading} chunk {}", self.buffer.len());
+        self.get_or_create_progressbar(&uploading);
 
         let chunk = uploading
             .read(&mut self.buffer)
             .map_err(ClientError::from)?;
 
+        debug!("{chunk:?}");
+
         self.http.file_patch(
             chunk.get_patch_uri(),
             self.inner.alias_id(),
@@ -146,13 +148,13 @@ impl AppState {
                 drop(bar);
 
                 self.inner.push_file(uploading);
-                Ok(Some(()))
+                Ok(false)
             }
             Err(path) => {
                 debug!("Finished {:?}!", path.display());
-                self.finish_bar();
+                self.finish_progressbar();
 
-                Ok(self.inner.has_file().then_some(()))
+                Ok(self.inner.is_empty())
             }
         }
     }
diff --git a/src/cachefile.rs b/src/cachefile.rs
index 6f11312..164f4ec 100644
--- a/src/cachefile.rs
+++ b/src/cachefile.rs
@@ -99,8 +99,8 @@ impl CacheFile {
         self.files.iter().map(FileState::file_name).collect()
     }
 
-    pub fn has_file(&self) -> bool {
-        !self.files.is_empty()
+    pub fn is_empty(&self) -> bool {
+        self.files.is_empty()
     }
 
     pub fn pop_file(&mut self, http: &impl Client) -> Option<file::Uploading> {
diff --git a/src/file/chunk.rs b/src/file/chunk.rs
index 838e66b..8f69dd2 100644
--- a/src/file/chunk.rs
+++ b/src/file/chunk.rs
@@ -1,9 +1,21 @@
+use std::fmt;
+
 pub struct Chunk<'t> {
     data: &'t [u8],
     patch_uri: &'t str,
     offset: u64,
 }
 
+impl fmt::Debug for Chunk<'_> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_struct("Chunk")
+            .field("patch_uri", &self.patch_uri)
+            .field("offset", &self.offset)
+            .field("data.len()", &self.data.len())
+            .finish_non_exhaustive()
+    }
+}
+
 impl<'t> Chunk<'t> {
     pub fn new(data: &'t [u8], patch_uri: &'t str, offset: u64) -> Self {
         Self {
diff --git a/src/file/uploading.rs b/src/file/uploading.rs
index 962c2c6..26a83e7 100644
--- a/src/file/uploading.rs
+++ b/src/file/uploading.rs
@@ -8,7 +8,7 @@ use serde::{Deserialize, Serialize};
 
 use super::{Chunk, FileTrait};
 
-#[derive(Serialize, Deserialize, Debug)]
+#[derive(Serialize, Deserialize)]
 pub struct Uploading {
     path: PathBuf,
     size: u64,
@@ -16,7 +16,7 @@ pub struct Uploading {
     offset: u64,
 }
 
-impl fmt::Display for Uploading {
+impl fmt::Debug for Uploading {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(
             f,
diff --git a/src/main.rs b/src/main.rs
index d9b5bb8..38b799d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -94,7 +94,7 @@ fn main() {
                             "{} Failed to save {} state: {e}",
                             style("Warning:").red().bold(),
                             style("ShrUpl").yellow().bold(),
-                        )
+                        );
                     });
                     state
                 }
@@ -116,14 +116,14 @@ fn main() {
     loop {
         match state.upload_chunk() {
             Err(e) => error!("error: {e:?}"), // HACK handle errors better
-            Ok(None) => {
+            Ok(true) => {
                 info!("all uploads done");
                 state.clear().unwrap_or_else(|e| {
                     eprintln!(
                         "{} Failed to remove {} state: {e}",
                         style("Warning:").red().bold(),
                         style("ShrUpl").yellow().bold(),
-                    )
+                    );
                 });
                 break;
             }
@@ -135,7 +135,7 @@ fn main() {
                 "{} Failed to save {} state: {e}",
                 style("Warning:").red().bold(),
                 style("ShrUpl").yellow().bold(),
-            )
+            );
         });
         check_ctrlc();
     }