add new tasks
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Bendt
306
src/tasks/widgets/AddTaskForm.py
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306
src/tasks/widgets/AddTaskForm.py
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"""Reusable Add Task form widget for Tasks TUI.
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This widget can be used standalone in modals or embedded in other screens
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(e.g., the mail app for creating tasks from emails).
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"""
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from dataclasses import dataclass
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from datetime import datetime
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from typing import Optional
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from textual.app import ComposeResult
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from textual.containers import Horizontal, Vertical
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from textual.message import Message
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from textual.widget import Widget
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from textual.widgets import Input, Label, RadioButton, RadioSet, Select, TextArea
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from textual.widgets._select import NoSelection
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from src.tasks.backend import TaskPriority
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@dataclass
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class TaskFormData:
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"""Data from the add task form."""
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summary: str
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project: Optional[str] = None
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tags: list[str] | None = None
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priority: TaskPriority = TaskPriority.P2
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due: Optional[datetime] = None
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notes: Optional[str] = None
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class AddTaskForm(Widget):
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"""A reusable form widget for creating/editing tasks.
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This widget emits a TaskFormData when submitted and can be embedded
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in various contexts (modal screens, sidebars, etc.)
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"""
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DEFAULT_CSS = """
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AddTaskForm {
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width: 100%;
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height: auto;
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padding: 1;
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}
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AddTaskForm .form-row {
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width: 100%;
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height: auto;
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margin-bottom: 1;
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}
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AddTaskForm .form-label {
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width: 12;
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height: 1;
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padding-right: 1;
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}
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AddTaskForm .form-input {
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width: 1fr;
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}
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AddTaskForm #summary-input {
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width: 1fr;
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}
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AddTaskForm #project-select {
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width: 1fr;
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}
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AddTaskForm #tags-input {
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width: 1fr;
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}
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AddTaskForm #due-input {
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width: 20;
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}
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AddTaskForm #priority-set {
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width: 1fr;
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height: auto;
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background: transparent;
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border: none;
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padding: 0;
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layout: horizontal;
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}
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AddTaskForm #priority-set RadioButton {
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width: auto;
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padding: 0 2;
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background: transparent;
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height: 1;
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}
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AddTaskForm #notes-textarea {
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width: 1fr;
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height: 6;
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}
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AddTaskForm .required {
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color: $error;
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}
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"""
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class Submitted(Message):
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"""Message emitted when the form is submitted."""
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def __init__(self, data: TaskFormData) -> None:
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super().__init__()
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self.data = data
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class Cancelled(Message):
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"""Message emitted when the form is cancelled."""
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pass
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def __init__(
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self,
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projects: list[str] | None = None,
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initial_data: TaskFormData | None = None,
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show_notes: bool = True,
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mail_link: str | None = None,
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**kwargs,
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):
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"""Initialize the add task form.
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Args:
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projects: List of available project names for the dropdown
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initial_data: Pre-populate form with this data
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show_notes: Whether to show the notes field
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mail_link: Optional mail link to prepend to notes (mail://message-id)
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"""
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super().__init__(**kwargs)
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self._projects = projects or []
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self._initial_data = initial_data
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self._show_notes = show_notes
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self._mail_link = mail_link
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def compose(self) -> ComposeResult:
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"""Compose the form layout."""
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initial = self._initial_data or TaskFormData(summary="")
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# Summary (required)
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with Horizontal(classes="form-row"):
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yield Label("Summary", classes="form-label")
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yield Label("*", classes="required")
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yield Input(
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value=initial.summary,
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placeholder="Task summary...",
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id="summary-input",
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classes="form-input",
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)
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# Project (optional dropdown)
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with Horizontal(classes="form-row"):
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yield Label("Project", classes="form-label")
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# Build options list with empty option for "none"
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options = [("(none)", "")] + [(p, p) for p in self._projects]
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yield Select(
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options=options,
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value=initial.project or "",
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id="project-select",
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allow_blank=True,
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)
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# Tags (comma-separated input)
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with Horizontal(classes="form-row"):
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yield Label("Tags", classes="form-label")
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tags_str = ", ".join(initial.tags) if initial.tags else ""
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yield Input(
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value=tags_str,
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placeholder="tag1, tag2, tag3...",
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id="tags-input",
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classes="form-input",
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)
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# Priority (radio buttons)
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with Horizontal(classes="form-row"):
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yield Label("Priority", classes="form-label")
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with RadioSet(id="priority-set"):
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yield RadioButton(
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"P0", value=initial.priority == TaskPriority.P0, id="priority-p0"
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)
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yield RadioButton(
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"P1", value=initial.priority == TaskPriority.P1, id="priority-p1"
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)
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yield RadioButton(
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"P2", value=initial.priority == TaskPriority.P2, id="priority-p2"
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)
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yield RadioButton(
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"P3", value=initial.priority == TaskPriority.P3, id="priority-p3"
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)
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# Due date (input with date format)
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with Horizontal(classes="form-row"):
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yield Label("Due", classes="form-label")
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due_str = initial.due.strftime("%Y-%m-%d") if initial.due else ""
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yield Input(
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value=due_str,
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placeholder="YYYY-MM-DD",
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id="due-input",
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)
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# Notes (optional textarea)
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if self._show_notes:
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with Vertical(classes="form-row"):
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yield Label("Notes", classes="form-label")
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# If mail_link is provided, prepend it to notes
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notes_content = initial.notes or ""
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if self._mail_link:
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notes_content = f"<!-- {self._mail_link} -->\n\n{notes_content}"
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yield TextArea(
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notes_content,
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id="notes-textarea",
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language="markdown",
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)
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def get_form_data(self) -> TaskFormData:
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"""Extract current form data.
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Returns:
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TaskFormData with current form values
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"""
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summary = self.query_one("#summary-input", Input).value.strip()
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# Get project (handle NoSelection and empty string)
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project_select = self.query_one("#project-select", Select)
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project_value = project_select.value
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project: str | None = None
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if isinstance(project_value, str) and project_value:
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project = project_value
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# Get tags (parse comma-separated)
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tags_str = self.query_one("#tags-input", Input).value.strip()
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tags = (
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[t.strip() for t in tags_str.split(",") if t.strip()] if tags_str else None
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)
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# Get priority from radio set
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priority_set = self.query_one("#priority-set", RadioSet)
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priority = TaskPriority.P2 # default
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if priority_set.pressed_button and priority_set.pressed_button.id:
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priority_map = {
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"priority-p0": TaskPriority.P0,
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"priority-p1": TaskPriority.P1,
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"priority-p2": TaskPriority.P2,
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"priority-p3": TaskPriority.P3,
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}
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priority = priority_map.get(priority_set.pressed_button.id, TaskPriority.P2)
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# Get due date
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due_str = self.query_one("#due-input", Input).value.strip()
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due = None
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if due_str:
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try:
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due = datetime.strptime(due_str, "%Y-%m-%d")
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except ValueError:
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pass # Invalid date format, ignore
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# Get notes
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notes = None
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if self._show_notes:
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try:
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notes_area = self.query_one("#notes-textarea", TextArea)
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notes = notes_area.text if notes_area.text.strip() else None
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except Exception:
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pass
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return TaskFormData(
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summary=summary,
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project=project,
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tags=tags,
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priority=priority,
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due=due,
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notes=notes,
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)
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def validate(self) -> tuple[bool, str]:
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"""Validate the form data.
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Returns:
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Tuple of (is_valid, error_message)
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"""
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data = self.get_form_data()
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if not data.summary:
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return False, "Summary is required"
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return True, ""
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def submit(self) -> bool:
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"""Validate and submit the form.
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Returns:
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True if form was valid and submitted, False otherwise
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"""
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is_valid, error = self.validate()
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if not is_valid:
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return False
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self.post_message(self.Submitted(self.get_form_data()))
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return True
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def cancel(self) -> None:
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"""Cancel the form."""
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self.post_message(self.Cancelled())
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