process("POP.EXE")

-- Startup
local current = {}
local old = {}

function clearSplits()
	for k,v in pairs(splits) do
		print("clearing ", k)
		v["done"] = false
	end
end

function startup()
	clearSplits()
end


-- Get game state
function state()
	-- Some memory value that reliably changes when 'New Game' is pressed.
	current.startValue = readAddress('int', 0x6BC980)

    -- Prince's position
	current.xPos = readAddress('float', 0x00699474, 0xC, 0x30)
	current.yPos = readAddress('float', 0x00699474, 0xC, 0x34)
	current.zPos = readAddress('float', 0x00699474, 0xC, 0x38)

	current.xCam = readAddress('float', 0x006DA1B0, 0xC, 0x30)

    -- The Vizier's health where 0 is unharmed and 4 is dead.
	current.vizierHealth = readAddress('int', 0x0040E518, 0x6C, 0x18, 0x4, 0x44, 0x0)
end


-- Main functions
function start()
	--Detecting if the game has started on the balcony.
	evalSplit(splits["FarahBalcony"])
	return splits["FarahBalcony"]["done"] and current.startValue == 1 and current.xCam <= -92.8
end

function reset()
	return splits["FarahBalcony"]["done"] and current.xCam <= -92 and current.xCam > -92.8
end

--function update()
--end


-- Position range detection
function inXRange(xMin, xMax)
	return current.xPos >= xMin and current.xPos <= xMax
end

function inYRange(yMin, yMax)
	return current.yPos >= yMin and current.yPos <= yMax
end

function inZRange(zMin, zMax)
	return current.zPos >= zMin and current.zPos <= zMax
end

function splitByXYZ(xMin, xMax, yMin, yMax, zMin, zMax)
	return inXRange(xMin, xMax) and inYRange(yMin, yMax) and inZRange(zMin, zMax)
end


-- Split Logic
function split()
	local res = false
	for name,split in pairs(splits) do
		if split["enable"] and not split["done"] then
			res = res or hasSplitUpdated(split)
		end
		if res and name ~= "FarahBalcony" then
			splits["FarahBalcony"]["done"] = false
		end
	end

    if splitByXYZ(-477.88, -477, -298, -297.1, -0.5, -0.4) then
		splits["SoTLU"]["done"] = false;
	end
    if splitByXYZ(658.26, 661.46, 210.92, 213.72, 12.5, 30) then
		splits["AboveCredits"]["done"] = true;
	end

	return res
end

function evalSplit(split)
	local res = split["func"]()
	if res then
		split["done"] = res
	end
end

function hasSplitUpdated(split)
	local old = split["done"]

	if not split["done"] then
		evalSplit(split)
	else
		return false
	end

	local new = split["done"]

	return not (old == new)
end


-- Splits
splits = {
	["FarahBalcony"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-103.264, -103.262, -4.8, -4.798, 1.341, 1.343) end;
	},
	-- "Split just before the first save prompt"
	["GasStation"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(252, 258, 130.647, 134, 22.999, 23.001) end;
	},
	-- "Split on starting the first fight after the CGI cutscene"
	["SandsUnleashed"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-6.177, -6.175, 62.905, 62.907, 7.604, 7.606) end;
	},
	-- "Split on entering the first guest room"
	["FirstGuestRoom"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(30.297, 30.299, 42.126, 42.128, 12.998, 13) end;
	},
	-- "Split on entering the Sultan's chamber at the cutscene"
	["SultanChamberZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(98.445, 98.447, 39.567, 39.57, -8.96, -8.958) end;
	},
	-- "Split at the death abuse in Sultan's chamber"
	["SultanChamber"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(134.137, 134.139, 54.990, 54.992, -32.791, -32.789) end;
	},
	-- "Split on exiting the palace defense system"
	["PalaceDefence"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(4.547, 8.851, 40.494, 47.519, -39.001, -38.999) end;
	},
	-- "Split on starting the fight with the Sand King"
	["DadStart"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(6.714, 6.716, 57.698, 57.7, 21.005, 21.007) end;
	},
	-- "Split at the end of the fight on loading the next area"
	["DadDead"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-6.001, -5.999, -18.6, -18.4, 1.998, 2.001) end;
	},
	-- "Split on hitting the button to let Farah enter Warehouse"
	["TheWarehouse"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-73.352, -71.233, -28.5, -26.868, -1.001, -0.818) end;
	},
	-- "Split on entering the zoo"
	["TheZoo"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-141.299, -139.797, -47.21, -42.801, -31.1, -30.9) end;
	},
	-- "Split at the 'Atop a bird cage' save vortex"
	["BirdCage"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-211, -208, -23, -21, -9, -8.8) end;
	},
	-- "Split at the start of cliffs and waterfall"
	["CliffWaterfalls"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-233.6, -231.4, 33.7, 35, -42.6, -42.4) end;
	},
	-- "Split at the end of cliffs and Waterfall"
	["TheBathsZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-215.85, -214.089, 54.261, 58.699, -43.501, -43.499) end;
	},
	-- "Split on death abuse at the start of baths"
	["TheBaths"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(-211.427, -211.425, 56.602, 56.604, -43.501, -43.499) end;
	},
	-- "Split on obtaining the second sword at baths"
	["SecondSword"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-106.819, -106.817, 81.097, 81.099, -27.269, -27.267) end;
	},
	-- "Split at the start of daybreak"
	["TheDaybreak"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-76, -70, 192.4, 197.6, -56.6, -54) end;
	},
	-- "Split on death abuse in the mess hall"
	["TheMesshall"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(-183.267, -183.265, 234.685, 234.687, -37.528, -37.526) end;
	},
	-- "Split near the first lever at Drawbridge Tower"
	["DrawbridgeTower"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-267, -262, 232, 267, -35.6, -35.5) end;
	},
	-- "Split at the end of the collapsing bridge"
	["BrokenBridge"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-265, -257, 159, 167, -13.6, -13.4) end;
	},
	-- "Split on entering the caves after the door"
	["TheCavesZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-303, -297.5, 112, 113.5, -56.1, -55.9) end;
	},
	-- "Split on the beam at the start of Waterfall"
	["TheCaves"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(-246.839, -241.677, 78.019, 87.936, -71.731, -70.7) end;
	},
	-- "Split at the end of the descent in Waterfall"
	["TheWaterfall"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-242, -240.5, 79.5, 83, -121, -118) end;
	},
	-- "Split on entering the underground reservoir"
	["TheUGReservoirZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(-121, -110, -9, -7, -154.1, -153.9) end;
	},
	-- "Split on exiting the underground reservoir"
	["TheUGReservoir"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(-51.477, -48.475, 72.155, 73.657, -24.802, -24.799) end;
	},
	-- "Split on entering the hall of learning"
	["HallofLearning"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(73, 79, 161, 163, -24.1, -23.9) end;
	},
	-- "Split on death abuse at the end of observatory"
	["TheObservatory"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(139.231, 139.233, 162.556, 162.558, -29.502, -29.5) end;
	},
	-- "Split on exiting the observatory"
	["ObservatoryExit"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(137, 141, 164, 164.67, -29.5, -29.2) end;
	},
	-- "Split on exiting hall of learning courtyards"
	["HoLCourtyardsExit"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(72, 77, 90, 95.7, -27.1, -26.9) end;
	},
	-- "Split on entering the prison"
	["TheAzadPrison"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(190, 195, -21, -19, -17.6, -17.3) end;
	},
	-- "Split on entering the torture chamber"
	["TortureChamberZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(187.5, 192.5, -39, -37.5, -119.1, -118.9) end;
	},
	-- "Split on death abuse at the start of torture chamber"
	["TortureChamber"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(189.999, 190.001, -43.278, -43.276, -119.001, -118.999) end;
	},
	-- "Split on entering the elevator"
	["TheElevator"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(74, 75, -46.751, -43.252, -34, -33) end;
	},
	-- "Split at the start of the long unskippable cutscene"
	["TheDreamZipless"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(99, 101, -11, -10, -56, -54) end;
	},
	-- "Split at the start of the 'infinite' stairs"
	["TheDream"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(95.8, 96, -25.1, -24.9, -74.9, -74.7) end;
	},
	-- "Split at the start of the tomb"
	["TheTomb"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(100.643, 100.645, -11.543, -11.541, -67.588, -67.586) end;
	},
	-- "Split at the start of the ascent back up the Tower of Dawn"
	["TowerofDawn"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(35.5, 35.7, -50, -39, -32, -30) end;
	},
	-- "Split on the Ladder near the setting sun save"
	["SettingSun"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(60, 61, -58, -57, 30, 32) end;
	},
	-- "Split on starting the last fight with enemies"
	["HonorGlory"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(81, 82, -60.3, -59.7, 89, 90) end;
	},
	-- "Split on starting the Vizier fight"
	["GrandRewind"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(660.376, 660.378, 190.980, 190.983, 0.432, 0.434) end;
	},
	-- "Split on defeating the Vizier or hitting the credits trigger"
	["SoTEnd"] = {
		enable = true;
		done = false;
		func = function() return splitByXYZ(658.26, 661.46, 210.92, 213.72, 9.8, 12.5) and (splits["AboveCredits"] ~= nil or current.vizierHealth == 4) end;
	},
	-- "Split on obtaining each life upgrade"
	["SoTLU"] = {
		enable = false;
		done = false;
		func = function() return splitByXYZ(-492.608, -492.606, -248.833, -248.831, 0.219, 0.221) end;
	},
}