docs

docs/code_snippets/quickstart/task_manager/handlers.py

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+from typing import cast
+
+from argenta import Command, Response, Router
+from argenta.command import Flag, Flags
+from argenta.command.flag.models import ValidationStatus
+from argenta.di import FromDishka
+
+from .repository import Priority, Task, TaskRepository
+
+router = Router(title="Task Manager")
+
+@router.command(
+    Command(
+        "add-task",
+        description="Add a new task",
+        flags=Flags([
+            Flag("description"),
+            Flag("priority", possible_values=["low", "medium", "high"]),
+        ])
+    )
+)
+def add_task(response: Response, repo: FromDishka[TaskRepository]):
+    description_flag = response.input_flags.get_flag_by_name("description")
+
+    if not description_flag or not description_flag.input_value:
+        print("Error: --description flag is required.")
+        return
+    task_description = description_flag.input_value
+
+    priority_flag = response.input_flags.get_flag_by_name("priority")
+
+    if priority_flag and priority_flag.status == ValidationStatus.VALID:
+        priority_value = priority_flag.input_value
+    else:
+        priority_value = "medium"
+
+    priority = cast(Priority, priority_value)
+
+    task = Task(description=task_description, priority=priority)
+    repo.add_task(task)
+    print(f"Added task: '{task.description}' with priority '{task.priority}'")
+
+@router.command(Command("list-tasks", description="List all tasks"))
+def list_tasks(response: Response, repo: FromDishka[TaskRepository]):
+    tasks = repo.get_all_tasks()
+    if not tasks:
+        print("No tasks found.")
+        return
+
+    print("Tasks:")
+    for i, task in enumerate(tasks, 1):
+        print(f"  {i}. {task.description} (Priority: {task.priority})")