keyboards: hide navigation when all items fit on one page

src/data/keyboards/bugs.py

@@ -2,6 +2,9 @@ from telegrinder import InlineKeyboard, InlineButton
 
 
 def bugs_nav_kb(maintainer: str, offset: int, total: int, per_page: int = 10):
+    if total <= per_page:
+        return None
+
     kb = InlineKeyboard()
     nav_buttons = []
 
@@ -17,10 +20,9 @@ def bugs_nav_kb(maintainer: str, offset: int, total: int, per_page: int = 10):
             callback_data=f"bugs/{maintainer}/{offset + per_page}",
         ))
 
-    if nav_buttons:
-        for btn in nav_buttons:
-            kb.add(btn)
-        kb.row()
+    for btn in nav_buttons:
+        kb.add(btn)
+    kb.row()
 
     kb.add(InlineButton(
         "Полный список",

src/data/keyboards/tasks.py

@@ -4,6 +4,9 @@ from config import TASK_URL
 
 
 def tasks_nav_kb(maintainer: str, branch: str, offset: int, total: int, per_page: int = 10):
+    if total <= per_page:
+        return None
+
     kb = InlineKeyboard()
     nav_buttons = []
 
@@ -19,10 +22,9 @@ def tasks_nav_kb(maintainer: str, branch: str, offset: int, total: int, per_page
             callback_data=f"tasks/{maintainer}/{branch}/{offset + per_page}",
         ))
 
-    if nav_buttons:
-        for btn in nav_buttons:
-            kb.add(btn)
-        kb.row()
+    for btn in nav_buttons:
+        kb.add(btn)
+    kb.row()
 
     return kb.get_markup()
 

src/data/keyboards/watch.py

@@ -2,6 +2,9 @@ from telegrinder import InlineKeyboard, InlineButton
 
 
 def watch_nav_kb(maintainer: str, acl: str, offset: int, total: int, per_page: int = 10):
+    if total <= per_page:
+        return None
+
     kb = InlineKeyboard()
     nav_buttons = []
 
@@ -17,10 +20,9 @@ def watch_nav_kb(maintainer: str, acl: str, offset: int, total: int, per_page: i
             callback_data=f"watch/{maintainer}/{acl}/{offset + per_page}",
         ))
 
-    if nav_buttons:
-        for btn in nav_buttons:
-            kb.add(btn)
-        kb.row()
+    for btn in nav_buttons:
+        kb.add(btn)
+    kb.row()
 
     kb.add(InlineButton(
         "Полный список",