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#include "statusline.hpp"
#include "engine/escape.hpp"
#include "util/color.hpp"
#include <iostream>
#include <string>
#include <utility>
StatusLine::StatusLine(std::shared_ptr<ICursorController> cursor_controller,
std::shared_ptr<IWindow> window) noexcept
: _cursor_controller(std::move(cursor_controller)), _window(std::move(window))
{
constexpr uint32_t SECTION_A_LENGTH = 20;
constexpr uint32_t SECTION_B_LENGTH = 15;
_sections_lengths[StatusLineSection::A] = SECTION_A_LENGTH;
_sections_lengths[StatusLineSection::B] = SECTION_B_LENGTH;
}
void StatusLine::initialize_background() noexcept
{
const auto previous_position = _move_to_statusline(0);
auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
fmt::print("{}{}", background_color, std::string(_window->size().get_width(), ' '));
fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
_move_back(previous_position);
}
void StatusLine::set_status(StatusLineSection section,
const std::string_view &str) noexcept
{
_clear_section(section);
int32_t section_start = _get_section_start_x(section);
const auto previous_position = _move_to_statusline(section_start);
auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
fmt::print("{}{}", background_color, str);
fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
_move_back(previous_position);
}
Vector2 StatusLine::_move_to_statusline(int32_t x) noexcept
{
const auto previous_position = _cursor_controller->where();
const auto window_size = _window->size();
_cursor_controller->hide();
auto window_height = static_cast<Vector2::Value>(window_size.get_height());
_cursor_controller->move_to(Vector2({.x = x, .y = window_height}), true);
return previous_position;
}
void StatusLine::_move_back(Vector2 previous_position) noexcept
{
_cursor_controller->move_to(previous_position, true);
_cursor_controller->show();
}
int32_t StatusLine::_get_section_start_x(StatusLineSection section) const noexcept
{
int32_t section_start = 0;
auto section_index = static_cast<int32_t>(section);
while (section_index > 0)
{
section_start += static_cast<int32_t>(
_sections_lengths.at(StatusLineSection(section_index - 1)));
section_index--;
}
return section_start;
}
void StatusLine::_clear_section(StatusLineSection section) noexcept
{
auto section_start = _get_section_start_x(section);
const auto previous_position = _move_to_statusline(section_start);
auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
auto section_length = _sections_lengths.at(section);
fmt::print("{}{}", background_color, std::string(section_length, ' '));
fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
_move_back(previous_position);
}
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