/*
 * CHeroWindow.cpp, part of VCMI engine
 *
 * Authors: listed in file AUTHORS in main folder
 *
 * License: GNU General Public License v2.0 or later
 * Full text of license available in license.txt file, in main folder
 *
 */
#include "StdInc.h"
#include "CHeroWindow.h"

#include "CAdvmapInterface.h"
#include "CCreatureWindow.h"
#include "CKingdomInterface.h"
#include "GUIClasses.h"

#include "../CBitmapHandler.h"
#include "../CGameInfo.h"
#include "../CMessage.h"
#include "../CMT.h"
#include "../CPlayerInterface.h"
#include "../Graphics.h"

#include "../gui/SDL_Extensions.h"
#include "../gui/CGuiHandler.h"
#include "../widgets/MiscWidgets.h"
#include "../widgets/CComponent.h"

#include "../../CCallback.h"

#include "../lib/CArtHandler.h"
#include "../lib/CConfigHandler.h"
#include "../lib/CGeneralTextHandler.h"
#include "../lib/CHeroHandler.h"
#include "../lib/mapObjects/CGHeroInstance.h"
#include "../lib/NetPacksBase.h"
#include "../mapHandler.h"


const TBonusListPtr CHeroWithMaybePickedArtifact::getAllBonuses(const CSelector &selector, const CSelector &limit, const CBonusSystemNode *root, const std::string & cachingStr) const
{
	TBonusListPtr out(new BonusList());
	TBonusListPtr heroBonuses = hero->getAllBonuses(selector, limit, hero);
	TBonusListPtr bonusesFromPickedUpArtifact;

	std::shared_ptr<CArtifactsOfHero::SCommonPart> cp = cww->artSets.size() ? cww->artSets.front()->commonInfo : nullptr;
	if(cp && cp->src.art && cp->src.valid() && cp->src.AOH && cp->src.AOH->getHero() == hero)
	{
		bonusesFromPickedUpArtifact = cp->src.art->getAllBonuses(selector, limit, hero);
	}
	else
		bonusesFromPickedUpArtifact = TBonusListPtr(new BonusList());

	for(auto b : *bonusesFromPickedUpArtifact)
		*heroBonuses -= b;
	for(auto b : *heroBonuses)
		out->push_back(b);
	return out;
}

CHeroWithMaybePickedArtifact::CHeroWithMaybePickedArtifact(CWindowWithArtifacts *Cww, const CGHeroInstance *Hero)
	:  hero(Hero), cww(Cww)
{
}

void CHeroSwitcher::clickLeft(tribool down, bool previousState)
{
	if(!down)
	{
		const CGHeroInstance * buf = hero;
		GH.popIntTotally(parent);
		GH.pushInt(new CHeroWindow(buf));
	}
}

CHeroSwitcher::CHeroSwitcher(Point _pos, const CGHeroInstance * _hero):
	hero(_hero)
{
	OBJ_CONSTRUCTION_CAPTURING_ALL;
	pos += _pos;
	addUsedEvents(LCLICK);

	image = new CAnimImage("PortraitsSmall", hero->portrait);
	pos.w = image->pos.w;
	pos.h = image->pos.h;
}

CHeroWindow::CHeroWindow(const CGHeroInstance *hero):
    CWindowObject(PLAYER_COLORED, "HeroScr4"),
	heroWArt(this, hero)
{
	auto & heroscrn = CGI->generaltexth->heroscrn;

	OBJ_CONSTRUCTION_CAPTURING_ALL;
	garr = nullptr;
	tacticsButton = nullptr;
	curHero = hero;
	listSelection = nullptr;

	new CAnimImage("CREST58", LOCPLINT->playerID.getNum(), 0, 606, 8);

	//artifs = new CArtifactsOfHero(pos.topLeft(), true);
	ourBar = new CGStatusBar(7, 559, "ADROLLVR.bmp", 660); // new CStatusBar(pos.x+72, pos.y+567, "ADROLLVR.bmp", 660);

	quitButton = new CButton(Point(609, 516), "hsbtns.def", CButton::tooltip(heroscrn[17]), [&](){ close(); }, SDLK_RETURN);
	quitButton->assignedKeys.insert(SDLK_ESCAPE);
	dismissButton = new CButton(Point(454, 429), "hsbtns2.def", CButton::tooltip(heroscrn[28]), [&](){ dismissCurrent(); }, SDLK_d);
	questlogButton = new CButton(Point(314, 429), "hsbtns4.def", CButton::tooltip(heroscrn[0]), [&](){ questlog(); }, SDLK_q);

	formations = new CToggleGroup(0);
	formations->addToggle(0, new CToggleButton(Point(481, 483), "hsbtns6.def", std::make_pair(heroscrn[23], heroscrn[29]), 0, SDLK_t));
	formations->addToggle(1, new CToggleButton(Point(481, 519), "hsbtns7.def", std::make_pair(heroscrn[24], heroscrn[30]), 0, SDLK_l));

	if (hero->commander)
	{
		auto texts = CGI->generaltexth->localizedTexts["heroWindow"]["openCommander"];
		commanderButton = new CButton (Point(317, 18), "buttons/commander", CButton::tooltip(texts), [&](){ commanderWindow(); }, SDLK_c);
	}

	//right list of heroes
	for(int i=0; i < std::min(LOCPLINT->cb->howManyHeroes(false), 8); i++)
		heroList.push_back(new CHeroSwitcher(Point(612, 87 + i * 54), LOCPLINT->cb->getHeroBySerial(i, false)));

	//areas
	portraitArea = new LRClickableAreaWText(Rect(18, 18, 58, 64));
	portraitImage = new CAnimImage("PortraitsLarge", 0, 0, 19, 19);

	for(int v=0; v<GameConstants::PRIMARY_SKILLS; ++v)
	{
		auto  area = new LRClickableAreaWTextComp(Rect(30 + 70*v, 109, 42, 64), CComponent::primskill);
		area->text = CGI->generaltexth->arraytxt[2+v];
		area->type = v;
		area->hoverText = boost::str(boost::format(CGI->generaltexth->heroscrn[1]) % CGI->generaltexth->primarySkillNames[v]);
		primSkillAreas.push_back(area);
	}

	specImage = new CAnimImage("UN44", 0, 0, 18, 180);

	specArea = new LRClickableAreaWText(Rect(18, 180, 136, 42), CGI->generaltexth->heroscrn[27]);
	expArea = new LRClickableAreaWText(Rect(18, 228, 136, 42), CGI->generaltexth->heroscrn[9]);
	morale = new MoraleLuckBox(true, Rect(175,179,53,45));
	luck = new MoraleLuckBox(false, Rect(233,179,53,45));
	spellPointsArea = new LRClickableAreaWText(Rect(162,228, 136, 42), CGI->generaltexth->heroscrn[22]);

	for(int i = 0; i < std::min<size_t>(hero->secSkills.size(), 8u); ++i)
	{
		Rect r = Rect(i%2 == 0  ?  18  :  162,  276 + 48 * (i/2),  136,  42);
		secSkillAreas.push_back(new LRClickableAreaWTextComp(r, CComponent::secskill));
		secSkillImages.push_back(new CAnimImage("SECSKILL", 0, 0, r.x, r.y));
	}

	//dismiss / quest log
	new CTextBox(CGI->generaltexth->jktexts[8], Rect(370, 430, 65, 35), 0, FONT_SMALL, TOPLEFT, Colors::WHITE);
	new CTextBox(CGI->generaltexth->jktexts[9], Rect(510, 430, 65, 35), 0, FONT_SMALL, TOPLEFT, Colors::WHITE);

	//////////////////////////////////////////////////////////////////////////???????????????

	//primary skills & exp and mana
	new CAnimImage("PSKIL42", 0, 0, 32, 111, false);
	new CAnimImage("PSKIL42", 1, 0, 102, 111, false);
	new CAnimImage("PSKIL42", 2, 0, 172, 111, false);
	new CAnimImage("PSKIL42", 3, 0, 162, 230, false);
	new CAnimImage("PSKIL42", 4, 0, 20, 230, false);
	new CAnimImage("PSKIL42", 5, 0, 242, 111, false);

	// various texts
	new CLabel( 52, 99, FONT_SMALL, CENTER, Colors::YELLOW, CGI->generaltexth->jktexts[1]);
	new CLabel(123, 99, FONT_SMALL, CENTER, Colors::YELLOW, CGI->generaltexth->jktexts[2]);
	new CLabel(193, 99, FONT_SMALL, CENTER, Colors::YELLOW, CGI->generaltexth->jktexts[3]);
	new CLabel(262, 99, FONT_SMALL, CENTER, Colors::YELLOW, CGI->generaltexth->jktexts[4]);

	new CLabel( 69, 183, FONT_SMALL, TOPLEFT, Colors::YELLOW, CGI->generaltexth->jktexts[5]);
	new CLabel( 69, 232, FONT_SMALL, TOPLEFT, Colors::YELLOW, CGI->generaltexth->jktexts[6]);
	new CLabel(213, 232, FONT_SMALL, TOPLEFT, Colors::YELLOW, CGI->generaltexth->jktexts[7]);

	update(hero);
}

void CHeroWindow::update(const CGHeroInstance * hero, bool redrawNeeded)
{
	auto & heroscrn = CGI->generaltexth->heroscrn;

	if(!hero) //something strange... no hero? it shouldn't happen
	{
		logGlobal->error("Set nullptr hero? no way...");
		return;
	}

	assert(hero == curHero);

	specArea->text = curHero->type->specDescr;
	specImage->setFrame(curHero->type->imageIndex);

	delete tacticsButton;
	tacticsButton = new CToggleButton(Point(539, 483), "hsbtns8.def", std::make_pair(heroscrn[26], heroscrn[31]), 0, SDLK_b);
	tacticsButton->addHoverText(CButton::HIGHLIGHTED, CGI->generaltexth->heroscrn[25]);

	dismissButton->addHoverText(CButton::NORMAL, boost::str(boost::format(CGI->generaltexth->heroscrn[16]) % curHero->name % curHero->type->heroClass->name));
	portraitArea->hoverText = boost::str(boost::format(CGI->generaltexth->allTexts[15]) % curHero->name % curHero->type->heroClass->name);
	portraitArea->text = curHero->getBiography();
	portraitImage->setFrame(curHero->portrait);

	{
		OBJ_CONSTRUCTION_CAPTURING_ALL;
		if(!garr)
		{
			std::string helpBox = heroscrn[32];
			boost::algorithm::replace_first(helpBox, "%s", CGI->generaltexth->allTexts[43]);

			garr = new CGarrisonInt(15, 485, 8, Point(), background->bg, Point(15,485), curHero);
			auto split = new CButton(Point(539, 519), "hsbtns9.def", CButton::tooltip(CGI->generaltexth->allTexts[256], helpBox), [&](){ garr->splitClick(); });

			garr->addSplitBtn(split);
		}
		if(!artSets.size())
		{
			auto  arts = new CArtifactsOfHero(Point(-65, -8), true);
			arts->setHero(curHero);
			artSets.push_back(arts);
		}

		int serial = LOCPLINT->cb->getHeroSerial(curHero, false);

		vstd::clear_pointer(listSelection);
		if (serial >= 0)
			listSelection = new CPicture("HPSYYY", 612, 33 + serial * 54);
	}

	//primary skills support
	for(size_t g=0; g<primSkillAreas.size(); ++g)
	{
		primSkillAreas[g]->bonusValue = heroWArt.getPrimSkillLevel(static_cast<PrimarySkill::PrimarySkill>(g));
	}

	//secondary skills support
	for(size_t g=0; g< secSkillAreas.size(); ++g)
	{
		int skill = curHero->secSkills[g].first,
			level = curHero->getSecSkillLevel(SecondarySkill(curHero->secSkills[g].first));
		secSkillAreas[g]->type = skill;
		secSkillAreas[g]->bonusValue = level;
		secSkillAreas[g]->text = CGI->generaltexth->skillInfoTexts[skill][level-1];
		secSkillAreas[g]->hoverText = boost::str(boost::format(heroscrn[21]) % CGI->generaltexth->levels[level-1] % CGI->generaltexth->skillName[skill]);
		secSkillImages[g]->setFrame(skill*3 + level + 2);
	}

	//printing experience - original format does not support ui64
	expArea->text = CGI->generaltexth->allTexts[2];
	boost::replace_first(expArea->text, "%d", boost::lexical_cast<std::string>(curHero->level));
	boost::replace_first(expArea->text, "%d", boost::lexical_cast<std::string>(CGI->heroh->reqExp(curHero->level+1)));
	boost::replace_first(expArea->text, "%d", boost::lexical_cast<std::string>(curHero->exp));

	//printing spell points, boost::format can't be used due to locale issues
	spellPointsArea->text = CGI->generaltexth->allTexts[205];
	boost::replace_first(spellPointsArea->text, "%s", boost::lexical_cast<std::string>(curHero->name));
	boost::replace_first(spellPointsArea->text, "%d", boost::lexical_cast<std::string>(curHero->mana));
	boost::replace_first(spellPointsArea->text, "%d", boost::lexical_cast<std::string>(heroWArt.manaLimit()));

	//if we have exchange window with this curHero open
	bool noDismiss=false;
	for(IShowActivatable *isa : GH.listInt)
	{
		if(CExchangeWindow * cew = dynamic_cast<CExchangeWindow*>(isa))
			for(int g=0; g < ARRAY_COUNT(cew->heroInst); ++g)
				if(cew->heroInst[g] == curHero)
					noDismiss = true;

		if (dynamic_cast<CKingdomInterface*>(isa))
			noDismiss = true;
	}
	//if player only have one hero and no towns
	if(!LOCPLINT->cb->howManyTowns() && LOCPLINT->cb->howManyHeroes() == 1)
		noDismiss = true;

	if(curHero->isMissionCritical())
		noDismiss = true;

	dismissButton->block(!!curHero->visitedTown || noDismiss);

	if(curHero->getSecSkillLevel(SecondarySkill::TACTICS) == 0)
		tacticsButton->block(true);
	else
	{
		tacticsButton->block(false);
		tacticsButton->addCallback( [&](bool on) {curHero->tacticFormationEnabled = on;});

	}

	//setting formations
	formations->setSelected(curHero->formation);
	formations->addCallback([&] (int value) { LOCPLINT->cb->setFormation(curHero, value); });

	morale->set(&heroWArt);
	luck->set(&heroWArt);

	if(redrawNeeded)
		redraw();
}

void CHeroWindow::dismissCurrent()
{
	CFunctionList<void()> ony = [=](){ close(); };
	ony += [=](){ LOCPLINT->cb->dismissHero(curHero); };
	LOCPLINT->showYesNoDialog(CGI->generaltexth->allTexts[22], ony, 0, false);
}

void CHeroWindow::questlog()
{
	LOCPLINT->showQuestLog();
}

void CHeroWindow::commanderWindow()
{
	//TODO: allow equipping commander artifacts by drag / drop
	//bool artSelected = false;
	const std::shared_ptr<CArtifactsOfHero::SCommonPart> commonInfo = artSets.front()->commonInfo;

	if (const CArtifactInstance *art = commonInfo->src.art)
	{
		const CGHeroInstance *srcHero = commonInfo->src.AOH->getHero();
		//artSelected = true;
		ArtifactPosition freeSlot = art->firstAvailableSlot (curHero->commander);
		if (freeSlot < ArtifactPosition::COMMANDER_AFTER_LAST) //we don't want to put it in commander's backpack!
		{
			ArtifactLocation src (srcHero, commonInfo->src.slotID);
			ArtifactLocation dst (curHero->commander.get(), freeSlot);

			if (art->canBePutAt(dst, true))
			{	//equip clicked stack
				if(dst.getArt())
				{
					LOCPLINT->cb->swapArtifacts (dst, ArtifactLocation(srcHero, dst.getArt()->firstBackpackSlot(srcHero)));
				}
				LOCPLINT->cb->swapArtifacts(src, dst);
			}
		}
	}
	else
		GH.pushInt(new CStackWindow(curHero->commander, false));

}

void CHeroWindow::updateGarrisons()
{
	CWindowWithGarrison::updateGarrisons();
	morale->set(&heroWArt);
}

void CHeroWindow::showAll(SDL_Surface * to)
{
	CIntObject::showAll(to);

	//printing hero's name
	printAtMiddleLoc(curHero->name, 190, 38, FONT_BIG, Colors::YELLOW, to);

	//printing hero's level
	std::string secondLine= CGI->generaltexth->allTexts[342];
	boost::algorithm::replace_first(secondLine,"%d",boost::lexical_cast<std::string>(curHero->level));
	boost::algorithm::replace_first(secondLine,"%s",curHero->type->heroClass->name);
	printAtMiddleLoc(secondLine, 190, 65, FONT_MEDIUM, Colors::WHITE, to);

	//printing primary skills' amounts
	for(int m=0; m<4; ++m)
	{
	 	std::ostringstream primarySkill;
	 	primarySkill << primSkillAreas[m]->bonusValue;
	 	printAtMiddleLoc(primarySkill.str(), 53 + 70 * m, 166, FONT_SMALL, Colors::WHITE, to);
	}

	//secondary skills
	for(size_t v=0; v<std::min(secSkillAreas.size(), curHero->secSkills.size()); ++v)
	{
	 	printAtLoc(CGI->generaltexth->levels[curHero->secSkills[v].second-1], (v%2) ? 212 : 68, 280 + 48 * (v/2), FONT_SMALL, Colors::WHITE, to);
	 	printAtLoc(CGI->generaltexth->skillName[curHero->secSkills[v].first], (v%2) ? 212 : 68, 300 + 48 * (v/2), FONT_SMALL, Colors::WHITE, to);
	}

	//printing special ability
	printAtLoc(curHero->type->specName, 69, 205, FONT_SMALL, Colors::WHITE, to);
	std::ostringstream expstr;
	expstr << curHero->exp;
	printAtLoc(expstr.str(), 68, 252, FONT_SMALL, Colors::WHITE, to);

	std::ostringstream manastr;
	manastr << curHero->mana << '/' << heroWArt.manaLimit();
	printAtLoc(manastr.str(), 211, 252, FONT_SMALL, Colors::WHITE, to);
}