switch crypto implementation and add spinner

src-tauri/src/errors.rs

@@ -164,8 +164,8 @@ pub enum UnlockError {
     NotLocked,
     #[error("No saved credentials were found")]
     NoCredentials,
-    #[error("Invalid passphrase")]
-    BadPassphrase,
+    #[error(transparent)]
+    Crypto(#[from] CryptoError),
     #[error("Data was found to be corrupt after decryption")]
     InvalidUtf8, // Somehow we got invalid utf-8 even though decryption succeeded
     #[error("Database error: {0}")]
@@ -175,6 +175,15 @@ pub enum UnlockError {
 }
 
 
+#[derive(Debug, ThisError, AsRefStr)]
+pub enum CryptoError {
+    #[error(transparent)]
+    Argon2(#[from] argon2::Error),
+    #[error("Invalid passphrase")] // I think this is the only way decryption fails
+    Aead(#[from] chacha20poly1305::aead::Error),
+}
+
+
 // Errors encountered while trying to figure out who's on the other end of a request
 #[derive(Debug, ThisError, AsRefStr)]
 pub enum ClientInfoError {