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Error message presented when user tries to create an empty Dev Env. #181

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merged 1 commit into from
Apr 3, 2024
Merged

Error message presented when user tries to create an empty Dev Env. #181

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72 changes: 52 additions & 20 deletions dem/cli/tui/window/dev_env_settings_window.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
from rich.console import Group
from rich.align import Align
from rich.live import Live
from rich.table import Table
from readchar import readkey, key

class NavigationHint(Panel):
Expand All @@ -19,6 +20,11 @@ class NavigationHint(Panel):
def __init__(self) -> None:
super().__init__(self.hint_text, title="Navigation", expand=False)

class ErrorMessage(Table):
def __init__(self, message: str) -> None:
message = f"[red]{message}[/]"
super().__init__(message, box=None, expand=False, show_edge=False)

class DevEnvSettingsWindow():
def __init__(self, printable_tool_images: list[PrintableToolImage],
already_selected_tool_images: list[str] = []) -> None:
Expand All @@ -35,6 +41,7 @@ def __init__(self, printable_tool_images: list[PrintableToolImage],
self.dev_env_status_width)
self.cancel_save_menu = CancelSaveMenu()
self.navigation_hint_panel = NavigationHint()
self.error_message_panel = None

self.build_layout()
self.cancel_save_menu.remove_cursor()
Expand All @@ -47,46 +54,71 @@ def build_layout(self) -> None:
aligned_cancel_save_menu = Align(self.cancel_save_menu, vertical="middle", align="center")
aligned_navigation_hint_panel = Align(self.navigation_hint_panel, vertical="top", align="center")

if self.error_message_panel:
aligned_error_message_panel = Align(self.error_message_panel, vertical="middle", align="center")
else:
aligned_error_message_panel = Align(Table(box=None), vertical="middle", align="center")

self.layout = Layout(name="root")

self.layout.split_column(
Layout(name="dev_env_settings"),
Layout(name="navigation"),
Layout(name="upper_half"),
Layout(name="lower_half"),
)
self.layout["dev_env_settings"].split_row(
self.layout["upper_half"].split_row(
Layout(name="available"),
Layout(name="selected")
)

self.layout["navigation"].split_column(
self.layout["lower_half"].split_column(
Layout(name="cancel_save", ratio=2),
Layout(name="navigation_hint", ratio=7)
Layout(name="navigation_hint", ratio=6),
Layout(name="error", ratio=2),
)

self.layout["available"].update(aligned_tool_image_menu)
self.layout["selected"].update(aligned_dev_env_status_panel)
self.layout["cancel_save"].update(aligned_cancel_save_menu)
self.layout["navigation_hint"].update(aligned_navigation_hint_panel)
self.layout["error"].update(aligned_error_message_panel)

def _move_console(self) -> None:
self.active_menu.remove_cursor()

if self.active_menu is self.tool_image_menu:
self.active_menu = self.cancel_save_menu
else:
self.active_menu = self.tool_image_menu

self.active_menu.add_cursor()

def _handle_user_input(self, input: str, live: Live) -> None:
self.active_menu.handle_user_input(input)

if (self.active_menu is self.tool_image_menu) and (input in [key.ENTER, key.SPACE]):
self.dev_env_status_panel = DevEnvStatusPanel(self.tool_image_menu.get_selected_tool_images(),
self.dev_env_status_height,
self.dev_env_status_width)
self.build_layout()
live.update(self.layout)
elif (self.active_menu is self.cancel_save_menu) and (input is key.ENTER) and \
(not self.tool_image_menu.get_selected_tool_images()) and \
("save" in self.cancel_save_menu.get_selection()):
self.error_message_panel = ErrorMessage("Error: No Tool Images selected.")
self.cancel_save_menu.is_selected = False
self.build_layout()
live.update(self.layout)

def wait_for_user(self) -> None:
with Live(self.layout, refresh_per_second=8, screen=True) as live:
while self.cancel_save_menu.is_selected is False:
input = readkey()
if input is key.TAB:
self.active_menu.remove_cursor()

if self.active_menu is self.tool_image_menu:
self.active_menu = self.cancel_save_menu
else:
self.active_menu = self.tool_image_menu
self._move_console()

self.active_menu.add_cursor()
else:
self.active_menu.handle_user_input(input)

if (self.active_menu is self.tool_image_menu) and (input in [key.ENTER, key.SPACE]):
self.dev_env_status_panel = DevEnvStatusPanel(self.tool_image_menu.get_selected_tool_images(),
self.dev_env_status_height,
self.dev_env_status_width)
if self.error_message_panel:
self.error_message_panel = None
self.build_layout()
live.update(self.layout)
live.update(self.layout)
else:
self._handle_user_input(input, live)
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