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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "Locator.h"
#include "HackStudio.h"
#include "Project.h"
#include "ProjectDeclarations.h"
#include <LibGUI/AutocompleteProvider.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/FileIconProvider.h>
#include <LibGUI/TableView.h>
#include <LibGUI/TextBox.h>
#include <LibGUI/Window.h>
namespace HackStudio {
class LocatorSuggestionModel final : public GUI::Model {
public:
struct Suggestion {
static Suggestion create_filename(String const& filename);
static Suggestion create_symbol_declaration(CodeComprehension::Declaration const&);
bool is_filename() const { return as_filename.has_value(); }
bool is_symbol_declaration() const { return as_symbol_declaration.has_value(); }
Optional<String> as_filename;
Optional<CodeComprehension::Declaration> as_symbol_declaration;
};
explicit LocatorSuggestionModel(Vector<Suggestion>&& suggestions)
: m_suggestions(move(suggestions))
{
}
enum Column {
Icon,
Name,
Filename,
__Column_Count,
};
virtual int row_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return m_suggestions.size(); }
virtual int column_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return Column::__Column_Count; }
virtual GUI::Variant data(const GUI::ModelIndex& index, GUI::ModelRole role) const override
{
auto& suggestion = m_suggestions.at(index.row());
if (role != GUI::ModelRole::Display)
return {};
if (suggestion.is_filename()) {
if (index.column() == Column::Name)
return suggestion.as_filename.value();
if (index.column() == Column::Filename)
return "";
if (index.column() == Column::Icon)
return GUI::FileIconProvider::icon_for_path(suggestion.as_filename.value());
}
if (suggestion.is_symbol_declaration()) {
if (index.column() == Column::Name) {
if (suggestion.as_symbol_declaration.value().scope.is_null())
return suggestion.as_symbol_declaration.value().name;
return String::formatted("{}::{}", suggestion.as_symbol_declaration.value().scope, suggestion.as_symbol_declaration.value().name);
}
if (index.column() == Column::Filename)
return suggestion.as_symbol_declaration.value().position.file;
if (index.column() == Column::Icon) {
auto icon = ProjectDeclarations::get_icon_for(suggestion.as_symbol_declaration.value().type);
if (icon.has_value())
return icon.value();
return {};
}
}
return {};
}
Vector<Suggestion> const& suggestions() const { return m_suggestions; }
private:
Vector<Suggestion> m_suggestions;
};
LocatorSuggestionModel::Suggestion LocatorSuggestionModel::Suggestion::create_filename(String const& filename)
{
LocatorSuggestionModel::Suggestion s;
s.as_filename = filename;
return s;
}
LocatorSuggestionModel::Suggestion LocatorSuggestionModel::Suggestion::create_symbol_declaration(CodeComprehension::Declaration const& decl)
{
LocatorSuggestionModel::Suggestion s;
s.as_symbol_declaration = decl;
return s;
}
Locator::Locator(Core::Object* parent)
{
set_layout<GUI::VerticalBoxLayout>();
set_fixed_height(22);
m_textbox = add<GUI::TextBox>();
m_textbox->on_change = [this] {
update_suggestions();
};
m_textbox->on_escape_pressed = [this] {
m_popup_window->hide();
m_textbox->set_focus(false);
};
m_textbox->on_up_pressed = [this] {
GUI::ModelIndex new_index = m_suggestion_view->selection().first();
if (new_index.is_valid())
new_index = m_suggestion_view->model()->index(new_index.row() - 1);
else
new_index = m_suggestion_view->model()->index(0);
if (m_suggestion_view->model()->is_within_range(new_index)) {
m_suggestion_view->selection().set(new_index);
m_suggestion_view->scroll_into_view(new_index, Orientation::Vertical);
}
};
m_textbox->on_down_pressed = [this] {
GUI::ModelIndex new_index = m_suggestion_view->selection().first();
if (new_index.is_valid())
new_index = m_suggestion_view->model()->index(new_index.row() + 1);
else
new_index = m_suggestion_view->model()->index(0);
if (m_suggestion_view->model()->is_within_range(new_index)) {
m_suggestion_view->selection().set(new_index);
m_suggestion_view->scroll_into_view(new_index, Orientation::Vertical);
}
};
m_textbox->on_return_pressed = [this] {
auto selected_index = m_suggestion_view->selection().first();
if (!selected_index.is_valid())
return;
open_suggestion(selected_index);
};
m_textbox->on_focusout = [&]() {
close();
};
m_popup_window = GUI::Window::construct(parent);
// FIXME: This is obviously not a tooltip window, but it's the closest thing to what we want atm.
m_popup_window->set_window_type(GUI::WindowType::Tooltip);
m_popup_window->set_rect(0, 0, 500, 200);
m_suggestion_view = m_popup_window->set_main_widget<GUI::TableView>();
m_suggestion_view->set_column_headers_visible(false);
m_suggestion_view->on_activation = [this](auto& index) {
open_suggestion(index);
};
}
void Locator::open_suggestion(const GUI::ModelIndex& index)
{
auto& model = reinterpret_cast<LocatorSuggestionModel&>(*m_suggestion_view->model());
auto suggestion = model.suggestions()[index.row()];
if (suggestion.is_filename()) {
auto filename = suggestion.as_filename.value();
open_file(filename);
}
if (suggestion.is_symbol_declaration()) {
auto position = suggestion.as_symbol_declaration.value().position;
open_file(position.file, position.line, position.column);
}
close();
}
void Locator::open()
{
m_textbox->set_focus(true);
if (!m_textbox->text().is_empty()) {
m_textbox->select_all();
m_popup_window->show();
}
}
void Locator::close()
{
m_popup_window->hide();
}
void Locator::update_suggestions()
{
auto typed_text = m_textbox->text();
Vector<LocatorSuggestionModel::Suggestion> suggestions;
project().for_each_text_file([&](auto& file) {
if (file.name().contains(typed_text, CaseSensitivity::CaseInsensitive))
suggestions.append(LocatorSuggestionModel::Suggestion::create_filename(file.name()));
});
ProjectDeclarations::the().for_each_declared_symbol([&suggestions, &typed_text](auto& decl) {
if (decl.name.contains(typed_text, CaseSensitivity::CaseInsensitive) || decl.scope.contains(typed_text, CaseSensitivity::CaseInsensitive))
suggestions.append((LocatorSuggestionModel::Suggestion::create_symbol_declaration(decl)));
});
dbgln("I have {} suggestion(s):", suggestions.size());
// Limit the debug logging otherwise this can be very slow for large projects
if (suggestions.size() < 100) {
for (auto& s : suggestions) {
if (s.is_filename())
dbgln(" {}", s.as_filename.value());
if (s.is_symbol_declaration())
dbgln(" {} ({})", s.as_symbol_declaration.value().name, s.as_symbol_declaration.value().position.file);
}
}
bool has_suggestions = !suggestions.is_empty();
m_suggestion_view->set_model(adopt_ref(*new LocatorSuggestionModel(move(suggestions))));
if (!has_suggestions)
m_suggestion_view->selection().clear();
else
m_suggestion_view->selection().set(m_suggestion_view->model()->index(0));
m_popup_window->move_to(screen_relative_rect().top_left().translated(0, -m_popup_window->height()));
dbgln("Popup rect: {}", m_popup_window->rect());
m_popup_window->show();
}
}
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