onyx_online/lottery-tui
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check for empty selection and return early if blank.

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this fixes a crash should a draw be attempted without a selection.
This commit is contained in:
onyx-and-iris 2026-02-21 21:56:05 +00:00
parent 9405b4a588
commit 47ced52722
2 changed files with 8 additions and 2 deletions
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2
pyproject.toml
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@ -1,6 +1,6 @@
[project] [project]
name = "lottery-tui" name = "lottery-tui"
version = "0.2.0" version = "0.2.1"
description = "A terminal user interface for lottery games." description = "A terminal user interface for lottery games."
authors = [{ name = "onyx-and-iris", email = "code@onyxandiris.online" }] authors = [{ name = "onyx-and-iris", email = "code@onyxandiris.online" }]
dependencies = ["textual>=8.0.0"] dependencies = ["textual>=8.0.0"]

8
src/lottery_tui/tui.py
View File

@ -37,11 +37,17 @@ class LotteryTUI(App):
def on_button_pressed(self, event): def on_button_pressed(self, event):
"""Handle button press events.""" """Handle button press events."""
if event.button.id == 'draw-button': if event.button.id == 'draw-button':
if self.query_one('#lottery-select').is_blank():
self.query_one('#result-label').update(
'Please select a lottery before drawing.'
)
return
selected_lottery = self.query_one('#lottery-select').value selected_lottery = self.query_one('#lottery-select').value
try: try:
lottery_obj = request_lottery_obj(selected_lottery) lottery_obj = request_lottery_obj(selected_lottery)
result = lottery_obj.draw() result = lottery_obj.draw()
self.query_one('#result-label').update(f'Result: {result}')
except ValueError as e: except ValueError as e:
self.query_one('#result-label').update(str(e)) self.query_one('#result-label').update(str(e))