ladybird/Applications/ChanViewer/BoardListModel.cpp
2020-02-06 15:04:03 +01:00

117 lines
3.6 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "BoardListModel.h"
#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/JsonValue.h>
#include <LibCore/HttpRequest.h>
#include <LibCore/NetworkJob.h>
#include <LibCore/NetworkResponse.h>
#include <stdio.h>
BoardListModel::BoardListModel()
{
update();
}
BoardListModel::~BoardListModel()
{
}
void BoardListModel::update()
{
Core::HttpRequest request;
request.set_url("http://a.4cdn.org/boards.json");
if (m_pending_job)
m_pending_job->cancel();
m_pending_job = request.schedule();
m_pending_job->on_finish = [this](bool success) {
auto* response = m_pending_job->response();
dbg() << "Board list download finished, success=" << success << ", response=" << response;
if (!success)
return;
dbg() << "Board list payload size: " << response->payload().size();
auto json = JsonValue::from_string(response->payload());
if (json.is_object()) {
auto new_boards = json.as_object().get("boards");
if (new_boards.is_array())
m_boards = move(new_boards.as_array());
}
did_update();
};
}
int BoardListModel::row_count(const GUI::ModelIndex&) const
{
return m_boards.size();
}
String BoardListModel::column_name(int column) const
{
switch (column) {
case Column::Board:
return "Board";
default:
ASSERT_NOT_REACHED();
}
}
GUI::Model::ColumnMetadata BoardListModel::column_metadata([[maybe_unused]] int column) const
{
return {};
}
GUI::Variant BoardListModel::data(const GUI::ModelIndex& index, Role role) const
{
auto& board = m_boards.at(index.row()).as_object();
if (role == Role::Display) {
switch (index.column()) {
case Column::Board:
return String::format("/%s/ - %s",
board.get("board").to_string().characters(),
board.get("title").to_string().characters());
default:
ASSERT_NOT_REACHED();
}
}
if (role == Role::Custom) {
switch (index.column()) {
case Column::Board:
return board.get("board").to_string();
default:
ASSERT_NOT_REACHED();
}
}
return {};
}