# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2016, Kovid Goyal <kovid at kovidgoyal.net>
from __python__ import bound_methods, hash_literals

from elementmaker import E
from gettext import gettext as _

from book_list.item_list import build_list, create_item, create_side_action
from dom import ensure_id, set_css
from modals import question_dialog
from read_book.toc import get_book_mark_title
from widgets import create_button


def goto_cfi(cfi, view):
    view.goto_cfi(cfi, True)


def remove_bookmark(annotations_manager, title, list_dom_node):
    question_dialog(_('Are you sure?'), _('Do you want to permanently delete this bookmark?'), def (yes):
        if yes:
            annotations_manager.remove_bookmark(title)
            list_dom_node.style.display = 'none'
    )


def edit_bookmark(annotations_manager, title, list_dom_node):
    new_title = window.prompt(_('Enter new title for bookmark:'), title)
    if new_title:
        if annotations_manager.edit_bookmark(title, new_title):
            console.log(list_dom_node)
            list_dom_node.querySelector('.item-title').textContent = new_title


def create_bookmarks_list(annotations_manager, onclick):
    bookmarks = sorted(annotations_manager.all_bookmarks(), key=def (x): return x.title.toLowerCase();)
    items = []
    for bookmark in bookmarks:
        if not bookmark.removed:
            sa = create_side_action('trash', remove_bookmark.bind(None, annotations_manager, bookmark.title), _('Remove this bookmark'))
            ea = create_side_action('edit', edit_bookmark.bind(None, annotations_manager, bookmark.title), _('Edit this bookmark'))
            items.push(create_item(
                bookmark.title, data=bookmark.pos,
                action=onclick.bind(None, goto_cfi.bind(None, bookmark.pos)),
                side_actions=[sa, ea]
            ))
    c = E.div(style='margin-top: 1ex')
    build_list(c, items)
    return c


def create_new_bookmark(annotations_manager, data):
    base_default_title = get_book_mark_title() or _('Bookmark')
    title = window.prompt(_('Enter title for bookmark:'), data.selected_text or annotations_manager.default_bookmark_title(base_default_title))
    if not title:
        return False
    cfi = data.cfi
    if data.selection_bounds?.start:
        cfi = data.selection_bounds.start
    annotations_manager.add_bookmark(title, cfi)
    return True


def new_bookmark(container_id, annotations_manager, data, onclick, ev):
    if create_new_bookmark(annotations_manager, data):
        onclick(def (): pass;)


def create_bookmarks_panel(annotations_manager, data, book, container, onclick):
    set_css(container, display='flex', flex_direction='column')
    container.appendChild(E.div(style='padding: 1rem'))
    container = container.lastChild
    container_id = ensure_id(container)
    button = create_button(_('New bookmark'), 'plus', new_bookmark.bind(None, container_id, annotations_manager, data, onclick))
    container.appendChild(E.div(button))
    container.appendChild(E.div(create_bookmarks_list(annotations_manager, onclick)))
