add low quality urwid code

bink.py

@@ -4,6 +4,8 @@ from time import time_ns
 import datetime
 import os
 from sys import argv
+from subprocess import run
+import tempfile
 
 home = os.path.expanduser("~/.bink")
 max_body_length = 64_000
@@ -13,6 +15,11 @@ try:
 except FileExistsError:
     pass
 
+try:
+    editor = os.environ["EDITOR"]
+except KeyError:
+    editor = "nano"
+
 def create_post(body):
     with open(f"{home}/{time_ns()}", "w", encoding="UTF-8") as f:
         f.write(body)
@@ -51,25 +58,53 @@ import urwid
 
 class App(object):
     def __init__(self):
-        self.walker = urwid.SimpleFocusListWalker([
+        self.walker = urwid.SimpleListWalker([
             self.post_to_widget(post) for post in generate_feed()
         ])
         self.loop = urwid.MainLoop(
-            urwid.ListBox(self.walker)
+            ActionBox(self.walker)
         )
 
+    def update(self, before=None, count=50):
+        self.walker.clear()
+        for post in generate_feed(before=before, count=count):
+            self.walker.append(self.post_to_widget(post))
+
     def post_to_widget(self, post):
         time = post["time"] / 1_000_000_000
         stamp = datetime.datetime.fromtimestamp(time)
         return urwid.Pile([
             urwid.Text([f"~{post['user']}", " @ ", stamp.strftime("%H:%M (%A, %B %d, %Y)")]),
-            urwid.Text(post["body"]),
+            urwid.Text(f"  {post['body']}"),
             urwid.Divider()
         ])
 
+    def write_with_editor(self):
+        self.loop.stop()
+        tmp = tempfile.NamedTemporaryFile()
+        run([editor, tmp.name])
+        with open(tmp.name, "r") as f:
+            body = f.read().strip()
+        if body:
+            create_post(body)
+        self.update()
+        self.loop.start()
+
+
+class ActionBox(urwid.ListBox):
+    def keypress(self, size, key):
+        keyl = key.lower()
+        if keyl == "c":
+            app.write_with_editor()
+        elif keyl == "r":
+            app.update()
+        elif keyl in ("q", "x"):
+            app.loop.stop()
+            exit()
+        return super().keypress(size, key)
+    
 app = App()
 try:
     app.loop.run()
 except KeyboardInterrupt:
     app.loop.stop()
-    exit()