------------------------------------------------------------------------------
-- Challenges
------------------------------------------------------------------------------

gChallenges = {}

MAYHEM_TITLE = "loc@CHALLENGE_MAYHEM"
HUNTED_TITLE = "loc@CHALLENGE_HUNTED"
FETCH_TITLE = "loc@CHALLENGE_FETCH"

MAYHEM_DESCRIPTION = "loc@MAYHEM_DESCRIPTION_DESTROY_AS"
HUNTED_DESCRIPTION = "loc@HUNTED_DESCRIPTION_PICK_UP"
FETCH_DESCRIPTION = "loc@FETCH_DESCRIPTION_PICK_UP"


------------------------------------------------------------------------------
-- Lee
------------------------------------------------------------------------------


gChallenges["ch_lee_mayhem"] = 
{
	level="lee",
	file = "lee.xml",
	layers="ch_lee_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_lee_hunted"] = 
{
	level="lee",
	file = "lee.xml",
	layers="ch_lee_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_lee_fetch"] = 
{
	level="lee",
	file = "lee.xml",
	layers="ch_lee_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Marina
------------------------------------------------------------------------------


gChallenges["ch_marina_mayhem"] = 
{
	level="marina",
	file = "marina.xml",
	layers="ch_marina_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_marina_hunted"] = 
{
	level="marina",
	file = "marina.xml",
	layers="ch_marina_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_marina_fetch"] = 
{
	level="marina",
	file = "marina.xml",
	layers="ch_marina_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Mansion
------------------------------------------------------------------------------


gChallenges["ch_mansion_mayhem"] = 
{
	level="mansion",
	file = "mansion.xml",
	layers="ch_mansion_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_mansion_hunted"] = 
{
	level="mansion",
	file = "mansion.xml",
	layers="ch_mansion_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_mansion_fetch"] = 
{
	level="mansion",
	file = "mansion.xml",
	layers="ch_mansion_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Cave Island
------------------------------------------------------------------------------


gChallenges["ch_caveisland_mayhem"] = 
{
	level="caveisland",
	file = "caveisland.xml",
	layers="ch_caveisland_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_caveisland_hunted"] = 
{
	level="caveisland",
	file = "caveisland.xml",
	layers="ch_caveisland_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_caveisland_fetch"] = 
{
	level="caveisland",
	file = "caveisland.xml",
	layers="ch_caveisland_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Frustrum
------------------------------------------------------------------------------


gChallenges["ch_frustrum_mayhem"] = 
{
	level="frustrum",
	file = "frustrum.xml",
	layers="ch_frustrum_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_frustrum_hunted"] = 
{
	level="frustrum",
	file = "frustrum.xml",
	layers="ch_frustrum_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_frustrum_fetch"] = 
{
	level="frustrum",
	file = "frustrum.xml",
	layers="ch_frustrum_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Mall
------------------------------------------------------------------------------


gChallenges["ch_mall_mayhem"] = 
{
	level="mall",
	file = "mall.xml",
	layers="ch_mall_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="lee_computers",
}


gChallenges["ch_mall_hunted"] = 
{
	level="mall",
	file = "mall.xml",
	layers="ch_mall_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="caveisland_dishes",
}


gChallenges["ch_mall_fetch"] = 
{
	level="mall",
	file = "mall.xml",
	layers="ch_mall_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="lee_login",
}


------------------------------------------------------------------------------
-- Carib
------------------------------------------------------------------------------


gChallenges["ch_carib_mayhem"] = 
{
	level="carib",
	file = "carib.xml",
	layers="ch_carib_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="carib_alarm",
}


gChallenges["ch_carib_hunted"] = 
{
	level="carib",
	file = "carib.xml",
	layers="ch_carib_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="carib_alarm",
}


gChallenges["ch_carib_fetch"] = 
{
	level="carib",
	file = "carib.xml",
	layers="ch_carib_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="carib_alarm",
}


------------------------------------------------------------------------------
-- Factory
------------------------------------------------------------------------------


gChallenges["ch_factory_mayhem"] = 
{
	level="factory",
	file = "factory.xml",
	layers="ch_factory_mayhem",
	title=MAYHEM_TITLE,
	desc=MAYHEM_DESCRIPTION,
	unlockMission="factory_espionage",
}


gChallenges["ch_factory_hunted"] = 
{
	level="factory",
	file = "factory.xml",
	layers="ch_factory_hunted",
	title=HUNTED_TITLE,
	desc=HUNTED_DESCRIPTION,
	unlockMission="factory_espionage",
}


gChallenges["ch_factory_fetch"] = 
{
	level="factory",
	file = "factory.xml",
	layers="ch_factory_fetch",
	title=FETCH_TITLE,
	desc=FETCH_DESCRIPTION,
	unlockMission="factory_espionage",
}

--Return list of challenges for level, sorted alphabetically with unlocked first
function getChallengesForLevel(level)
	local ret = {}
	local locked = {}
	for id, ch in pairs(gChallenges) do
		if ch.level == level then
			if isChallengeUnlocked(id) then
				ret[#ret+1] = id
			else
				locked[#locked+1] = id
			end
		end
	end
	table.sort(ret, function(a,b) return gChallenges[a].title < gChallenges[b].title end)
	table.sort(locked, function(a,b) return gChallenges[a].title < gChallenges[b].title end)
	for i=1,#locked do 
		ret[#ret+1] = locked[i]
	end
	return ret
end


function isChallengeUnlocked(id)
	local c = gChallenges[id]
	if c.unlockMission then
		return GetInt("savegame.mission." .. c.unlockMission .. ".score") > 0
	end
	return true
end


function getChallengeScore(id)
	return GetInt("savegame.challenge." .. id .. ".score")
end


function getChallengeStars(id)
	return GetInt("savegame.challenge." .. id .. ".stars")
end


function getChallengeType(id)
	local challengeType = GetString("savegame.challenge." .. id .. ".type")
	
	if challengeType == "" then
		if string.find(gChallenges[id].layers, "hunted") then
			challengeType = "hunted"
		elseif string.find(gChallenges[id].layers, "mayhem") then
			challengeType = "mayhem"
		elseif string.find(gChallenges[id].layers, "fetch") then
			challengeType = "fetch"
		end
	end
	
	return challengeType
end


function getChallengeTimeleft(id)
	local timeleft = GetFloat("savegame.challenge." .. id .. ".timeleft")
	
	if timeleft ~= 0 then
		timeleft = math.ceil(timeleft*100)/100
	elseif string.find(gChallenges[id].layers, "fetch") then
		local result = {}
		local scoredetails = GetString("savegame.challenge." .. id .. ".scoredetails")
		for parameter in string.gmatch(scoredetails, '%d+') do
			result[#result+1] = parameter
		end
		timeleft = result[2]
	end
	
	return timeleft
end

function getScoreDescription(score, challengeType, timeLeft)
	local scoreDetailsString = ""
	
	if score > 0 then
		if challengeType == "hunted" then
			if score == 1 then
				scoreDetailsString = GetTranslatedStringByKey("TXT_SCORE_ONE_CHEST")
			else
				scoreDetailsString = GetTranslatedStringByKey("TXT_SCORE_CHESTS," .. score)
			end
		elseif challengeType == "mayhem" then
			scoreDetailsString = GetTranslatedStringByKey("TXT_SCORE_VOXELS," .. score)
		elseif challengeType == "fetch" then
			local timeLeftString = string.format("%.1f", timeLeft)
			scoreDetailsString = GetTranslatedStringByKey("TXT_SCORE_TARGETS," .. math.floor(score)) .."\n" .. GetTranslatedStringByKey("TXT_SCORE_SECONDS_LEFT," .. timeLeftString)
		end
	end
	
	return scoreDetailsString
end