#include "common.h"
#include "patcher.h"
#include "MoneyMessages.h"
#include "Timer.h"
#include "Sprite.h"
#include "Font.h"
#include "Text.h"

#define MONEY_MESSAGE_LIFETIME_MS 2000

CMoneyMessage CMoneyMessages::aMoneyMessages[NUMMONEYMESSAGES];

void
CMoneyMessage::Render()
{
	const float MAX_SCALE = 4.0f;
	uint32 nLifeTime = CTimer::GetTimeInMilliseconds() - m_nTimeRegistered;
	if (nLifeTime >= MONEY_MESSAGE_LIFETIME_MS) m_nTimeRegistered = 0;
	else {
		float fLifeTime = (float)nLifeTime / MONEY_MESSAGE_LIFETIME_MS;
		RwV3d vecOut;
		float fDistX, fDistY;
		if (CSprite::CalcScreenCoors(m_vecPosition + CVector(0.0f, 0.0f, fLifeTime), &vecOut, &fDistX, &fDistY, true)) {
			fDistX *= (0.7 * fLifeTime + 2.0) * m_fSize;
			fDistY *= (0.7 * fLifeTime + 2.0) * m_fSize;
			CFont::SetPropOn();
			CFont::SetBackgroundOff();

			float fScaleY = fDistY / 100.0f;
			if (fScaleY > MAX_SCALE) fScaleY = MAX_SCALE;

			float fScaleX = fDistX / 100.0f;
			if (fScaleX > MAX_SCALE) fScaleX = MAX_SCALE;

			CFont::SetScale(fScaleX, fScaleY); // maybe use SCREEN_SCALE_X and SCREEN_SCALE_Y here?
			CFont::SetCentreOn();
			CFont::SetCentreSize(SCREEN_WIDTH);
			CFont::SetJustifyOff();
			CFont::SetColor(CRGBA(m_Colour.r, m_Colour.g, m_Colour.b, (255.0f - 255.0f * fLifeTime) * m_fOpacity));
			CFont::SetBackGroundOnlyTextOff();
			CFont::SetFontStyle(FONT_BANK);
			CFont::PrintString(vecOut.x, vecOut.y, m_aText);
		}
	}
}

void
CMoneyMessages::Init()
{
	for (int32 i = 0; i < NUMMONEYMESSAGES; i++)
		aMoneyMessages[i].m_nTimeRegistered = 0;
}

void
CMoneyMessages::Render()
{
	for (int32 i = 0; i < NUMMONEYMESSAGES; i++) {
		if (aMoneyMessages[i].m_nTimeRegistered)
			aMoneyMessages[i].Render();
	}
}

void
CMoneyMessages::RegisterOne(CVector vecPos, const char *pText, uint8 bRed, uint8 bGreen, uint8 bBlue, float fSize, float fOpacity)
{
	uint32 nIndex = 0;
	while (aMoneyMessages[nIndex].m_nTimeRegistered != 0) {
		if (++nIndex >= NUMMONEYMESSAGES) return;
	}

	// Add data of this money message to the array
	AsciiToUnicode(pText, aMoneyMessages[nIndex].m_aText);

	aMoneyMessages[nIndex].m_nTimeRegistered = CTimer::GetTimeInMilliseconds();
	aMoneyMessages[nIndex].m_vecPosition = vecPos;
	aMoneyMessages[nIndex].m_Colour.red = bRed;
	aMoneyMessages[nIndex].m_Colour.green = bGreen;
	aMoneyMessages[nIndex].m_Colour.blue = bBlue;
	aMoneyMessages[nIndex].m_fSize = fSize;
	aMoneyMessages[nIndex].m_fOpacity = fOpacity;
}

STARTPATCHES
	InjectHook(0x51AF70, CMoneyMessages::Init, PATCH_JUMP);
	InjectHook(0x51B030, CMoneyMessages::Render, PATCH_JUMP);
ENDPATCHES