Extension Search bar implementation

src/biscuit/extensions/extensions.py

@@ -110,6 +110,39 @@ def run_fetch_extensions(self, *_) -> None:
         with self.extensions_lock:
             threading.Thread(target=self.fetch_extensions, daemon=True).start()
 
+    def fetch_searched_extensions(self, search_string) -> None:
+        """Fetch extensions whose name matches the search_string from Extensions repository."""
+
+        response = None
+        try:
+            response = requests.get(self.list_url)
+        except Exception:
+            pass
+
+        # FAIL - network error
+        if not response or response.status_code != 200:
+            try:
+                self.base.extensions_view.results.show_placeholder()
+            except:
+                ...
+            return
+
+        self.fetched = json.loads(response.text)
+        # SUCCESS
+        if self.fetched:
+            try:
+                self.base.extensions_view.results.show_content()
+            except:
+                ...
+
+        if not search_string:
+            for name, data in self.fetched.items():
+                self.fetch_queue.put((name, data))
+        else:
+            for name, data in self.fetched.items():
+                if search_string.lower() in name.lower():
+                    self.fetch_queue.put((name, data))
+
     def fetch_extensions(self) -> None:
         """Fetch extensions from Extensions repository."""
 

src/biscuit/views/extensions/extensions.py

@@ -28,6 +28,11 @@ def __init__(self, master, *args, **kwargs) -> None:
         self.add_item(self.results)
         self.add_action(Icons.FILTER, self.results.toggle_installed)
         self.add_action(Icons.REFRESH, self.results.refresh)
+        self.add_action(Icons.SEARCH, self.results.search)
+        self.searchbox.bind('<Return>', lambda e:self.results.search()) # Bind ENTER KEY PRESS TO Search Function
+        # Error faced & Reason for using Lambda:
+        # # https://stackoverflow.com/questions/23842770/python-function-takes-1-positional-argument-but-2-were-given-how
+
         # self.add_action(Icons.CLEAR_ALL, self.results.clear)
 
     def initialize(self) -> None:

src/biscuit/views/extensions/results.py

@@ -48,6 +48,7 @@ def __init__(self, master, *args, **kwargs) -> None:
         self.placeholder = ExtensionsPlaceholder(self)
         self.extension_list = ExtensionsList(self.content)
         self.extension_list.pack(fill=tk.BOTH, expand=True)
+        self.master = master
 
         self.filter_installed = False
 
@@ -105,3 +106,11 @@ def set_selected(self, extension: ExtensionGUI) -> None:
     def toggle_installed(self) -> None:
         self.filter_installed = not self.filter_installed
         self.refresh()
+
+    def search(self) -> None:
+        if self.base.testing:
+            return
+
+        self.clear()
+        self.update_idletasks()
+        self.manager.fetch_searched_extensions(self.master.searchbox.get())