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Add package list component

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This commit is contained in:
Eugen Wissner
2025-04-27 11:59:07 +02:00
parent c8628af601
commit 933f4bb481
6 changed files with 273 additions and 183 deletions
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159
cli/component.cpp
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@@ -1,154 +1,67 @@
#include "component.hpp"
#include <algorithm>
#include <sstream>
namespace katja
{
ScreenContainer::ScreenContainer(std::vector<std::pair<std::string, Page>> pages, std::function<void()> on_enter)
: on_enter(on_enter)
{
ftxui::Components menu_pages;
std::transform(std::cbegin(pages), std::cend(pages), std::back_inserter(menu_entries),
[](const std::pair<std::string, Page>& pair) { return pair.first; });
std::transform(std::cbegin(pages), std::cend(pages), std::back_inserter(this->menu_pages),
[](const std::pair<std::string, Page>& pair) { return pair.second; });
std::copy(std::cbegin(this->menu_pages), std::cend(this->menu_pages), std::back_inserter(menu_pages));
ftxui::MenuOption menu_option = ftxui::MenuOption::Horizontal();
this->menu = ftxui::Toggle(&this->menu_entries, &this->menu_selected);
this->content = ftxui::Container::Tab(std::move(menu_pages), &this->menu_selected);
}
ftxui::Element ScreenContainer::OnRender()
{
return ftxui::vbox({
this->menu->Render(),
ftxui::separator(),
this->content->Render()
});
}
bool ScreenContainer::OnEvent(ftxui::Event event)
{
if (event == ftxui::Event::CtrlQ && this->on_enter)
{
on_enter();
return true;
}
int previously = this->menu_selected;
bool result{ false };
if (event == ftxui::Event::CtrlP)
{
result = menu->OnEvent(ftxui::Event::ArrowLeft);
}
else if (event == ftxui::Event::CtrlN)
{
result = menu->OnEvent(ftxui::Event::ArrowRight);
}
if (previously != this->menu_selected)
{
this->menu_pages.at(this->menu_selected)->Load();
}
if (!result)
{
result = this->menu_pages.at(this->menu_selected)->OnEvent(event);
}
return result;
}
ftxui::Component Screen(std::vector<std::pair<std::string, Page>> pages, std::function<void()> on_enter)
{
return std::make_shared<ScreenContainer>(std::move(pages), on_enter);
}
ftxui::Element WelcomePage::OnRender()
{
return ftxui::paragraph("Select an action in the menu.");
}
void WelcomePage::Load()
PackageListBase::PackageListBase(const std::string& title, const std::vector<package_identifier>& packages)
: title(title), packages(packages)
{
}
UpdatesPage::UpdatesPage(std::shared_ptr<struct repository> repository, package_database database)
: repository(repository), database(database)
{
}
void UpdatesPage::Load()
{
this->updatable = repository->get_updates(this->database);
}
ftxui::Element UpdatesPage::OnRender()
ftxui::Element PackageListBase::OnRender()
{
std::vector<ftxui::Element> lines;
for (const auto& package_identifier : this->updatable)
for (const auto& package_identifier : this->packages)
{
auto line = ftxui::text(package_identifier.to_string()) | color(ftxui::Color::SkyBlue2);
lines.push_back(line);
}
ftxui::Element summary = ftxui::text(" Updates (" + std::to_string(lines.size()) + ")");
return ftxui::window(summary, ftxui::vbox(lines));
}
SearchPage::SearchPage(std::shared_ptr<struct repository> repository, const std::string& architecture)
: repository(repository), architecture(architecture)
{
ftxui::InputOption search_input_option = { .multiline = false };
this->search_input = ftxui::Input(&this->needle, "Search", search_input_option);
this->type_input = ftxui::Radiobox(std::vector<std::string>{ "Names", "Description" }, &this->search_type);
}
void SearchPage::Load()
{
this->needle.erase();
}
ftxui::Element SearchPage::OnRender()
{
std::vector<ftxui::Element> lines;
for (const auto& package_identifier : this->search_results)
if (this->selected.has_value() && this->selected.value() < lines.size())
{
auto line = ftxui::text(package_identifier.to_string()) | color(ftxui::Color::SkyBlue2);
lines.push_back(line);
lines[this->selected.value()] |= ftxui::focus;
}
ftxui::FlexboxConfig config;
config.justify_content = ftxui::FlexboxConfig::JustifyContent::SpaceAround;
config.align_items = ftxui::FlexboxConfig::AlignItems::FlexStart;
config.direction = ftxui::FlexboxConfig::Direction::Row;
config.wrap = ftxui::FlexboxConfig::Wrap::NoWrap;
config.SetGap(3, 0);
std::stringstream summary;
return ftxui::vbox({
ftxui::flexbox({
this->search_input->Render(),
ftxui::window(ftxui::text("Search in"), type_input->Render())
}, config),
ftxui::vbox(lines) | ftxui::flex | ftxui::border
});
summary << title << '(' << packages.size() << ')';
return ftxui::window(ftxui::text(summary.str()), ftxui::vbox(lines) | ftxui::yframe);
}
bool SearchPage::OnEvent(ftxui::Event event)
bool PackageListBase::OnEvent(ftxui::Event event)
{
if (event == ftxui::Event::Return)
if (event == ftxui::Event::ArrowDown)
{
if (!this->needle.empty())
if (!this->selected.has_value() && !this->packages.empty())
{
this->search_results = this->repository->search_names(this->architecture, this->needle);
this->selected = std::make_optional<std::size_t>(0);
}
else if (this->selected.has_value() && this->selected.value() + 1 < this->packages.size())
{
this->selected = std::make_optional<std::size_t>(this->selected.value() + 1);
}
return true;
}
else
else if (event == ftxui::Event::ArrowUp)
{
return this->search_input->OnEvent(event);
if (!this->selected.has_value() && !this->packages.empty())
{
this->selected = std::make_optional<std::size_t>(0);
}
else if (this->selected.has_value()
&& this->selected.value() < this->packages.size()
&& this->selected.value() > 0)
{
this->selected = std::make_optional<std::size_t>(this->selected.value() - 1);
}
return true;
}
return false;
}
ftxui::Component PackageList(const std::string& title, const std::vector<package_identifier>& packages)
{
return ftxui::Make<PackageListBase>(title, packages);
}
}