import asyncio
import logging
from textual import work
from apis.himalaya import client as himalaya_client


@work(exclusive=True)
async def delete_current(app):
    """Delete the current message."""
    if not app.current_message_id:
        app.show_status("No message selected to delete.", "error")
        return

    # Store the current message ID and index
    current_message_id = app.current_message_id
    current_index = app.current_message_index

    # Find the next message to display after deletion
    next_id, next_idx = app.message_store.find_next_valid_id(current_index)
    if next_id is None or next_idx is None:
        # If there's no next message, try to find a previous one
        next_id, next_idx = app.message_store.find_prev_valid_id(current_index)

    # Delete the message using our Himalaya client module
    success = await himalaya_client.delete_message(current_message_id)

    if success:
        app.show_status(f"Message {current_message_id} deleted.", "success")
        app.message_store.remove_envelope(current_message_id)
        app.refresh_list_view()

        # Select the next available message if it exists
        if next_id is not None and next_idx is not None:
            app.current_message_id = next_id
            app.current_message_index = next_idx
        else:
            # If there are no other messages, reset the UI
            app.current_message_id = 0
            app.show_status("No more messages available.", "warning")
    else:
        app.show_status(f"Failed to delete message {current_message_id}.", "error")