from flask import Blueprint, request, redirect, flash, session
from auth import require_level
from config_utils import (flush_selected_to_queue, delete_pending_by_uuids,
                          get_dashboard_pending, _is_locked, _format_timing,
                          _seconds_until_next_run)

bp = Blueprint('action_actions', __name__)

_VIEW = '/view/view_actions'


@bp.route('/action/actions_cardoptions_save', methods=['POST'])
@require_level('administrator')
def actions_cardoptions_save():
    session['apply_changes_immediately'] = 'apply_changes_immediately' in request.form
    flash('Preference saved.', 'success')
    return redirect(_VIEW)


@bp.route('/action/actions_cardpendingchanges_applynow', methods=['POST'])
@require_level('administrator')
def actions_cardpendingchanges_applynow():
    selected_uuids = request.form.getlist('selected_uuids')
    if not selected_uuids:
        flash('No items selected.', 'info')
        return redirect(_VIEW)
    flush_selected_to_queue(selected_uuids)
    if _is_locked():
        msg = 'Changes queued. They are being applied now.'
    else:
        timing = _format_timing(_seconds_until_next_run())
        if timing:
            msg = f'Changes queued. They will be applied {timing}.'
        else:
            msg = 'Changes queued. The processing service is not running.'
    flash(msg, 'success')
    return redirect(_VIEW)


@bp.route('/action/actions_cardpendingchanges_revertselected', methods=['POST'])
@require_level('administrator')
def actions_cardpendingchanges_revertselected():
    selected_uuids = request.form.getlist('selected_uuids')
    if not selected_uuids:
        flash('No items selected.', 'info')
        return redirect(_VIEW)
    delete_pending_by_uuids(selected_uuids)
    flash('Selected changes reverted.', 'success')
    return redirect(_VIEW)