/*
   client/hudtargetstatus.cc
   This file is part of the Osirion project and is distributed under
   the terms and conditions of the GNU General Public License version 2
*/

#include "client/hudtargetstatus.h"
#include "client/targets.h"
#include "client/client.h"
#include "ui/ui.h"
#include "ui/paint.h"

namespace client
{

HUDTargetStatus::HUDTargetStatus(ui::Widget *parent) : ui::Widget(parent)
{
	set_border(true);
	set_background(true);
	set_font(ui::root()->font_tiny());
}

void HUDTargetStatus::draw_background()
{
	ui::Paint::draw_material(global_location(), size(), "ui/window");
}

void HUDTargetStatus::draw()
{		
	const core::Entity *target = targets::current();
	
	if (target) {
		
		const float padding =  font()->width() * 0.25f;
		
		math::Vector2f pos(global_location());
		pos[0] += padding;
		pos[1] += padding;
		
		math::Vector2f s(width() - 2.0f * padding, height() - 2.0f * padding);

		// reputation color
		std::string label_color;
		const float reputation = core::localplayer()->reputation(target->faction());
		
		if (reputation >= core::range::reputation_friendly) {
			// friendly
			label_color.assign("^2");
		} else if (reputation <= core::range::reputation_hostile) {
			// hostile
			label_color.assign("^1");
		} else {
			label_color.assign("^B");
		}		
		std::ostringstream targetinfostr;
		
		if (target->type() == core::Entity::Controlable) {
			const core::EntityControlable *target_controlable = static_cast<const core::EntityControlable *>(target);
			if (target_controlable->owner()) {
				targetinfostr << label_color << target_controlable->owner()->name() << "\n";
			} else {
				targetinfostr << label_color << target->name() << "\n";
			}
			if (target->info()) {
				targetinfostr << "^N" << target->info()->name() << "\n";
			} else {
				targetinfostr << "\n";
			}
		} else {
			targetinfostr << label_color << target->name() << "\n";
			if (target->info()) {
				core::game()->request_info(target->info()->id());
				targetinfostr << "^N" << target->info()->name() << "\n";
			} else {
				targetinfostr << "\n";
			}
		}
		
		float d = math::distance(core::localcontrol()->location(), target->location())
			  - target->radius() - core::localcontrol()->radius();

		if (d > 0) {
			targetinfostr << "^NDist:^B ";
			if (d > 100.0f) {
				targetinfostr << roundf(d * 0.1f) << "km";
			} else {
				targetinfostr << roundf(d * 100.0f) << "m";
			}

			if (core::localcontrol()->speed() > 0.1f) {
				targetinfostr << "^N ETA:^B ";
				float eta = floorf(d / core::localcontrol()->speed());
				if (eta > 60.0f) {
					float etamin = floorf(eta / 60.0f);
					targetinfostr << etamin << "min ";
					eta -= etamin * 60;
				}
				targetinfostr << eta << "sec";
			}
//		} else if (target->has_flag(core::Entity::Dockable)) {
//				targetinfostr << "^FDock";
		} else {
			targetinfostr << "^B--";
		}
		
		ui::Paint::set_color(palette()->foreground());
		ui::Paint::draw_label(pos, s, font() , targetinfostr.str(), ui::AlignLeft | ui::AlignTop);
	
	}
}

bool HUDTargetStatus::on_keypress(const int key, const unsigned int modifier)
{
	return false;
}

} // namespace client