fix(filters): importer (#1149)

fix(web): early exit on filter import
chore(readme): add new pic to readme

README.md

@@ -8,7 +8,8 @@ With inspiration and ideas from tools like trackarr, autodl-irssi and flexget we
 
 <p align="center"><img alt="GitHub release (latest by date)" src="https://img.shields.io/github/v/release/autobrr/autobrr?style=for-the-badge">&nbsp;<img alt="GitHub all releases" src="https://img.shields.io/github/downloads/autobrr/autobrr/total?style=for-the-badge">&nbsp;<img alt="GitHub Workflow Status" src="https://img.shields.io/github/actions/workflow/status/autobrr/autobrr/release.yml?style=for-the-badge"></p>
 
-<img alt="autobrr ui" src=".github/images/autobrr-front.png"/><br/>
+<img alt="autobrr ui" src=".github/images/front-dark.png" /><br/>
+*We also have a light theme. Check it out [here](.github/images/front-light.png).*
 
 ## Documentation
 

web/src/screens/filters/Importer.tsx

@@ -111,6 +111,17 @@ const ImportAutodlIrssi = async (inputText: string) => {
   const parser = new AutodlIrssiConfigParser();
   parser.Parse(inputText);
 
+  if (!parser.releaseFilters) {
+    toast.custom((t) =>
+      <Toast
+        type="warning"
+        body="Cannot import given filter -- it is neither in JSON or autodl-irssi format."
+        t={t}
+      />
+    );
+    return;
+  }
+
   let numSuccess = 0;
   for (const filter of parser.releaseFilters) {
     try {