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Merge branch 'error-messages' into 'master'

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Error messages

Closes #24 et #17

See merge request ynerant/squirrel-battle!29
This commit is contained in:
ynerant 2020-11-27 18:22:10 +01:00
commit ec4ac13231
5 changed files with 123 additions and 11 deletions
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16
squirrelbattle/display/display.py
View File

@ -139,16 +139,22 @@ class HorizontalSplit(Display):
class Box(Display):
def __init__(self, *args, **kwargs):
def __init__(self, *args, fg_border_color: Optional[int] = None, **kwargs):
super().__init__(*args, **kwargs)
self.pad = self.newpad(self.rows, self.cols)
self.fg_border_color = fg_border_color or curses.COLOR_WHITE
pair_number = 4 + self.fg_border_color
self.init_pair(pair_number, self.fg_border_color, curses.COLOR_BLACK)
self.pair = self.color_pair(pair_number)
def display(self) -> None:
self.addstr(self.pad, 0, 0, "┏" + "━" * (self.width - 2) + "┓")
self.addstr(self.pad, 0, 0, "┏" + "━" * (self.width - 2) + "┓",
self.pair)
for i in range(1, self.height - 1):
self.addstr(self.pad, i, 0, "┃")
self.addstr(self.pad, i, self.width - 1, "┃")
self.addstr(self.pad, i, 0, "┃", self.pair)
self.addstr(self.pad, i, self.width - 1, "┃", self.pair)
self.addstr(self.pad, self.height - 1, 0,
"┗" + "━" * (self.width - 2) + "┛")
"┗" + "━" * (self.width - 2) + "┛", self.pair)
self.refresh_pad(self.pad, 0, 0, self.y, self.x,
self.y + self.height - 1, self.x + self.width - 1)

14
squirrelbattle/display/display_manager.py
View File

@ -4,6 +4,7 @@
import curses
from squirrelbattle.display.display import VerticalSplit, HorizontalSplit
from squirrelbattle.display.mapdisplay import MapDisplay
from squirrelbattle.display.messagedisplay import MessageDisplay
from squirrelbattle.display.statsdisplay import StatsDisplay
from squirrelbattle.display.menudisplay import SettingsMenuDisplay, \
MainMenuDisplay
@ -26,11 +27,12 @@ class DisplayManager:
screen, pack)
self.settingsmenudisplay = SettingsMenuDisplay(screen, pack)
self.logsdisplay = LogsDisplay(screen, pack)
self.messagedisplay = MessageDisplay(screen=screen, pack=None)
self.hbar = HorizontalSplit(screen, pack)
self.vbar = VerticalSplit(screen, pack)
self.displays = [self.statsdisplay, self.mapdisplay,
self.mainmenudisplay, self.settingsmenudisplay,
self.logsdisplay]
self.logsdisplay, self.messagedisplay]
self.update_game_components()
def handle_display_action(self, action: DisplayActions) -> None:
@ -46,6 +48,7 @@ class DisplayManager:
self.statsdisplay.update_player(self.game.player)
self.settingsmenudisplay.update_menu(self.game.settings_menu)
self.logsdisplay.update_logs(self.game.logs)
self.messagedisplay.update_message(self.game.message)
def refresh(self) -> None:
if self.game.state == GameMode.PLAY:
@ -65,6 +68,15 @@ class DisplayManager:
self.mainmenudisplay.refresh(0, 0, self.rows, self.cols)
if self.game.state == GameMode.SETTINGS:
self.settingsmenudisplay.refresh(0, 0, self.rows, self.cols - 1)
if self.game.message:
height, width = 0, 0
for line in self.game.message.split("\n"):
height += 1
width = max(width, len(line))
y, x = (self.rows - height) // 2, (self.cols - width) // 2
self.messagedisplay.refresh(y, x, height, width)
self.resize_window()
def resize_window(self) -> bool:

31
squirrelbattle/display/messagedisplay.py Normal file
View File

@ -0,0 +1,31 @@
# Copyright (C) 2020 by ÿnérant, eichhornchen, nicomarg, charlse
# SPDX-License-Identifier: GPL-3.0-or-later
import curses
from squirrelbattle.display.display import Box, Display
class MessageDisplay(Display):
"""
Display a message in a popup.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.box = Box(fg_border_color=curses.COLOR_RED, *args, **kwargs)
self.message = ""
self.pad = self.newpad(1, 1)
def update_message(self, msg: str) -> None:
self.message = msg
def display(self) -> None:
self.box.refresh(self.y - 1, self.x - 2,
self.height + 2, self.width + 4)
self.box.display()
self.pad.erase()
self.addstr(self.pad, 0, 0, self.message, curses.A_BOLD)
self.refresh_pad(self.pad, 0, 0, self.y, self.x,
self.height + self.y - 1,
self.width + self.x - 1)

38
squirrelbattle/game.py
View File

@ -1,6 +1,6 @@
# Copyright (C) 2020 by ÿnérant, eichhornchen, nicomarg, charlse
# SPDX-License-Identifier: GPL-3.0-or-later
from json import JSONDecodeError
from random import randint
from typing import Any, Optional
import json
@ -37,6 +37,7 @@ class Game:
self.settings.write_settings()
self.settings_menu.update_values(self.settings)
self.logs = Logs()
self.message = None
def new_game(self) -> None:
"""
@ -71,6 +72,11 @@ class Game:
Indicates what should be done when the given key is pressed,
according to the current game state.
"""
if self.message:
self.message = None
self.display_actions(DisplayActions.REFRESH)
return
if self.state == GameMode.PLAY:
self.handle_key_pressed_play(key)
elif self.state == GameMode.MAINMENU:
@ -133,9 +139,24 @@ class Game:
"""
Loads the game from a dictionary
"""
self.map.load_state(d)
# noinspection PyTypeChecker
self.player = self.map.find_entities(Player)[0]
try:
self.map.load_state(d)
except KeyError:
self.message = "Some keys are missing in your save file.\n" \
"Your save seems to be corrupt. It got deleted."
os.unlink(ResourceManager.get_config_path("save.json"))
self.display_actions(DisplayActions.UPDATE)
return
players = self.map.find_entities(Player)
if not players:
self.message = "No player was found on this map!\n" \
"Maybe you died?"
self.player.health = 0
self.display_actions(DisplayActions.UPDATE)
return
self.player = players[0]
self.display_actions(DisplayActions.UPDATE)
def load_game(self) -> None:
@ -145,7 +166,14 @@ class Game:
file_path = ResourceManager.get_config_path("save.json")
if os.path.isfile(file_path):
with open(file_path, "r") as f:
self.load_state(json.loads(f.read()))
try:
state = json.loads(f.read())
self.load_state(state)
except JSONDecodeError:
self.message = "The JSON file is not correct.\n" \
"Your save seems corrupted. It got deleted."
os.unlink(file_path)
self.display_actions(DisplayActions.UPDATE)
def save_game(self) -> None:
"""

35
squirrelbattle/tests/game_test.py
View File

@ -4,6 +4,10 @@
import os
import unittest
from squirrelbattle.resources import ResourceManager
from squirrelbattle.enums import DisplayActions
from squirrelbattle.bootstrap import Bootstrap
from squirrelbattle.display.display import Display
from squirrelbattle.display.display_manager import DisplayManager
@ -41,6 +45,27 @@ class TestGame(unittest.TestCase):
new_state = self.game.save_state()
self.assertEqual(old_state, new_state)
# Error on loading save
with open(ResourceManager.get_config_path("save.json"), "w") as f:
f.write("I am not a JSON file")
self.assertIsNone(self.game.message)
self.game.load_game()
self.assertIsNotNone(self.game.message)
self.game.message = None
with open(ResourceManager.get_config_path("save.json"), "w") as f:
f.write("{}")
self.assertIsNone(self.game.message)
self.game.load_game()
self.assertIsNotNone(self.game.message)
self.game.message = None
# Load game with a dead player
self.game.map.remove_entity(self.game.player)
self.game.save_game()
self.game.load_game()
self.assertIsNotNone(self.game.message)
def test_bootstrap_fail(self) -> None:
"""
Ensure that the test can't play the game,
@ -292,3 +317,13 @@ class TestGame(unittest.TestCase):
Check that some functions are not implemented, only for coverage.
"""
self.assertRaises(NotImplementedError, Display.display, None)
def test_messages(self) -> None:
"""
Display error messages.
"""
self.game.message = "I am an error"
self.game.display_actions(DisplayActions.UPDATE)
self.game.display_actions(DisplayActions.REFRESH)
self.game.handle_key_pressed(None, "random key")
self.assertIsNone(self.game.message)