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/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "HelpWindow.h"
#include "SpreadsheetWidget.h"
#include <AK/LexicalPath.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Frame.h>
#include <LibGUI/ListView.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Model.h>
#include <LibGUI/Splitter.h>
#include <LibMarkdown/Document.h>
#include <LibWeb/Layout/Node.h>
#include <LibWeb/OutOfProcessWebView.h>
namespace Spreadsheet {
class HelpListModel final : public GUI::Model {
public:
static NonnullRefPtr<HelpListModel> create() { return adopt_ref(*new HelpListModel); }
virtual ~HelpListModel() override { }
virtual int row_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return m_keys.size(); }
virtual int column_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return 1; }
virtual void update() override { }
virtual GUI::Variant data(const GUI::ModelIndex& index, GUI::ModelRole role = GUI::ModelRole::Display) const override
{
if (role == GUI::ModelRole::Display) {
return key(index);
}
return {};
}
String key(const GUI::ModelIndex& index) const { return m_keys[index.row()]; }
void set_from(const JsonObject& object)
{
m_keys.clear();
object.for_each_member([this](auto& name, auto&) {
m_keys.append(name);
});
did_update();
}
private:
HelpListModel()
{
}
Vector<String> m_keys;
};
RefPtr<HelpWindow> HelpWindow::s_the { nullptr };
HelpWindow::HelpWindow(GUI::Window* parent)
: GUI::Window(parent)
{
resize(530, 365);
set_title("Spreadsheet Functions Help");
set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-help.png"));
auto& widget = set_main_widget<GUI::Widget>();
widget.set_layout<GUI::VerticalBoxLayout>();
widget.set_fill_with_background_color(true);
auto& splitter = widget.add<GUI::HorizontalSplitter>();
auto& left_frame = splitter.add<GUI::Frame>();
left_frame.set_layout<GUI::VerticalBoxLayout>();
left_frame.set_fixed_width(100);
m_listview = left_frame.add<GUI::ListView>();
m_listview->set_activates_on_selection(true);
m_listview->set_model(HelpListModel::create());
m_webview = splitter.add<Web::OutOfProcessWebView>();
m_webview->on_link_click = [this](auto& url, auto&, auto&&) {
VERIFY(url.protocol() == "spreadsheet");
if (url.host() == "example") {
auto entry = LexicalPath(url.path()).basename();
auto doc_option = m_docs.get(entry);
if (!doc_option.is_object()) {
GUI::MessageBox::show_error(this, String::formatted("No documentation entry found for '{}'", url.path()));
return;
}
auto& doc = doc_option.as_object();
const auto& name = url.fragment();
auto example_data_value = doc.get_or("example_data", JsonObject {});
if (!example_data_value.is_object()) {
GUI::MessageBox::show_error(this, String::formatted("No example data found for '{}'", url.path()));
return;
}
auto& example_data = example_data_value.as_object();
auto value = example_data.get(name);
if (!value.is_object()) {
GUI::MessageBox::show_error(this, String::formatted("Example '{}' not found for '{}'", name, url.path()));
return;
}
auto window = GUI::Window::construct(this);
window->resize(size());
window->set_icon(icon());
window->set_title(String::formatted("Spreadsheet Help - Example {} for {}", name, entry));
window->on_close = [window = window.ptr()] { window->remove_from_parent(); };
auto& widget = window->set_main_widget<SpreadsheetWidget>(NonnullRefPtrVector<Sheet> {}, false);
auto sheet = Sheet::from_json(value.as_object(), widget.workbook());
if (!sheet) {
GUI::MessageBox::show_error(this, String::formatted("Corrupted example '{}' in '{}'", name, url.path()));
return;
}
widget.add_sheet(sheet.release_nonnull());
window->show();
} else if (url.host() == "doc") {
auto entry = LexicalPath(url.path()).basename();
m_webview->load(URL::create_with_data("text/html", render(entry)));
} else {
dbgln("Invalid spreadsheet action domain '{}'", url.host());
}
};
m_listview->on_activation = [this](auto& index) {
if (!m_webview)
return;
auto key = static_cast<HelpListModel*>(m_listview->model())->key(index);
m_webview->load(URL::create_with_data("text/html", render(key)));
};
}
String HelpWindow::render(const StringView& key)
{
auto doc_option = m_docs.get(key);
VERIFY(doc_option.is_object());
auto& doc = doc_option.as_object();
auto name = doc.get("name").to_string();
auto argc = doc.get("argc").to_u32(0);
auto argnames_value = doc.get("argnames");
VERIFY(argnames_value.is_array());
auto& argnames = argnames_value.as_array();
auto docstring = doc.get("doc").to_string();
auto examples_value = doc.get_or("examples", JsonObject {});
VERIFY(examples_value.is_object());
auto& examples = examples_value.as_object();
StringBuilder markdown_builder;
markdown_builder.append("# NAME\n`");
markdown_builder.append(name);
markdown_builder.append("`\n\n");
markdown_builder.append("# ARGUMENTS\n");
if (argc > 0)
markdown_builder.appendff("{} required argument(s):\n", argc);
else
markdown_builder.append("No required arguments.\n");
for (size_t i = 0; i < argc; ++i)
markdown_builder.appendff("- `{}`\n", argnames.at(i).to_string());
if (argc > 0)
markdown_builder.append("\n");
if ((size_t)argnames.size() > argc) {
auto opt_count = argnames.size() - argc;
markdown_builder.appendff("{} optional argument(s):\n", opt_count);
for (size_t i = argc; i < (size_t)argnames.size(); ++i)
markdown_builder.appendff("- `{}`\n", argnames.at(i).to_string());
markdown_builder.append("\n");
}
markdown_builder.append("# DESCRIPTION\n");
markdown_builder.append(docstring);
markdown_builder.append("\n\n");
if (!examples.is_empty()) {
markdown_builder.append("# EXAMPLES\n");
examples.for_each_member([&](auto& text, auto& description_value) {
dbgln("- {}\n\n```js\n{}\n```\n", description_value.to_string(), text);
markdown_builder.appendff("- {}\n\n```js\n{}\n```\n", description_value.to_string(), text);
});
}
auto document = Markdown::Document::parse(markdown_builder.string_view());
return document->render_to_html();
}
void HelpWindow::set_docs(JsonObject&& docs)
{
m_docs = move(docs);
static_cast<HelpListModel*>(m_listview->model())->set_from(m_docs);
m_listview->update();
}
HelpWindow::~HelpWindow()
{
}
}
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