---@class DBMCoreNamespace
local private = select(2, ...)

local L = DBM_CORE_L
local CL = DBM_COMMON_L

---@class DBM
local DBM = private:GetPrototype("DBM")

---@class DBMMod
local bossModPrototype = private:GetPrototype("DBMMod")

---@class Difficulties
local difficulties = private:GetPrototype("Difficulties")

difficulties.savedDifficulty = nil
difficulties.difficultyIndex = nil
difficulties.difficultyText = nil
difficulties.difficultyModifier = nil

local groupSize = 0


--[InstanceID] = {level,zoneType}
--zoneType: 1 = outdoor, 2 = dungeon, 3 = raid
local instanceDifficultyBylevel
if private.isRetail then
	instanceDifficultyBylevel = {
		--World
		[0] = {50, 1}, [1] = {50, 1},--Eastern Kingdoms and Kalimdor world events/bosses. These would be warfront and aniversery world bosses, so they'd be set to 50 for now. Likely 60 next year
		[530] = {30, 1},--Outlands World Bosses
		[870] = {30, 1}, [1064] = {30, 1},--MoP World Bosses
		[1116] = {40, 1}, [1159] = {40, 1}, [1331] = {40, 1}, [1158] = {40, 1}, [1153] = {40, 1}, [1152] = {40, 1}, [1330] = {40, 1}, [1160] = {40, 1}, [1154] = {40, 1}, [1464] = {40, 1},--Wod World and Garrison Bosses
		[1220] = {45, 1}, [1779] = {45, 1},--Legion World bosses
		[1643] = {50, 1}, [1642] = {50, 1}, [1718] = {50, 1}, [1943] = {50, 1}, [1876] = {50, 1}, [2105] = {50, 1}, [2111] = {50, 1}, [2275] = {50, 1},--Bfa World bosses and warfronts
		[2222] = {60, 1}, [2374] = {60, 1},--Shadowlands World Bosses
		[2444] = {70, 1}, [2512] = {70, 1}, [2574] = {70, 1}, [2454] = {70, 1}, [2548] = {70, 1},--Dragonflight World Bosses
		[2774] = {80, 1},--War Within World Bosses
		--Raids
		[509] = {30, 3}, [531] = {30, 3}, [469] = {30, 3}, [409] = {30, 3},--Classic Raids
		[564] = {30, 3}, [534] = {30, 3}, [532] = {30, 3}, [565] = {30, 3}, [544] = {30, 3}, [548] = {30, 3}, [580] = {30, 3}, [550] = {30, 3},--BC Raids
		[615] = {30, 3}, [724] = {30, 3}, [649] = {30, 3}, [616] = {30, 3}, [631] = {30, 3}, [533] = {30, 3}, [249] = {30, 3}, [603] = {30, 3}, [624] = {30, 3},--Wrath Raids
		[757] = {35, 3}, [671] = {35, 3}, [669] = {35, 3}, [967] = {35, 3}, [720] = {35, 3}, [951] = {35, 3}, [754] = {35, 3},--Cata Raids
		[1009] = {35, 3}, [1008] = {35, 3}, [1136] = {35, 3}, [996] = {35, 3}, [1098] = {35, 3},--MoP Raids
		[1205] = {40, 3}, [1448] = {40, 3}, [1228] = {40, 3},--WoD Raids (yes, only 3 kekw)
		[1712] = {50, 3}, [1520] = {50, 3}, [1530] = {50, 3}, [1676] = {50, 3}, [1648] = {50, 3},--Legion Raids (Set to 50 because 45 tuning makes them difficult even at 55)
		[1861] = {50, 3}, [2070] = {50, 3}, [2096] = {50, 3}, [2164] = {50, 3}, [2217] = {50, 3},--BfA Raids
		[2296] = {60, 3}, [2450] = {60, 3}, [2481] = {60, 3},--Shadowlands Raids (yes, only 3 kekw, seconded)
		[2522] = {70, 3}, [2569] = {70, 3}, [2549] = {70, 3},--Dragonflight Raids
		[2657] = {80, 3},--War Within Raids
		--Dungeons
		[48] = {30, 2}, [230] = {30, 2}, [429] = {30, 2}, [389] = {30, 2}, [34] = {30, 2},--Classic Dungeons
		[540] = {30, 2}, [558] = {30, 2}, [556] = {30, 2}, [555] = {30, 2}, [542] = {30, 2}, [546] = {30, 2}, [545] = {30, 2}, [547] = {30, 2}, [553] = {30, 2}, [554] = {30, 2}, [552] = {30, 2}, [557] = {30, 2}, [269] = {30, 2}, [560] = {30, 2}, [543] = {30, 2}, [585] = {30, 2},--BC Dungeons
		[619] = {30, 2}, [601] = {30, 2}, [595] = {30, 2}, [600] = {30, 2}, [604] = {30, 2}, [602] = {30, 2}, [599] = {30, 2}, [576] = {30, 2}, [578] = {30, 2}, [574] = {30, 2}, [575] = {30, 2}, [608] = {30, 2}, [658] = {30, 2}, [632] = {30, 2}, [668] = {30, 2}, [650] = {30, 2},--Wrath Dungeons
		[755] = {35, 2}, [645] = {35, 2}, [36] = {35, 2}, [670] = {35, 2}, [644] = {35, 2}, [33] = {35, 2}, [643] = {35, 2}, [725] = {35, 2}, [657] = {35, 2}, [309] = {35, 2}, [859] = {35, 2}, [568] = {35, 2}, [938] = {35, 2}, [940] = {35, 2}, [939] = {35, 2}, [646] = {35, 2},--Cata Dungeons
		[960] = {35, 2}, [961] = {35, 2}, [959] = {35, 2}, [962] = {35, 2}, [994] = {35, 2}, [1011] = {35, 2}, [1007] = {35, 2}, [1001] = {35, 2}, [1004] = {35, 2},--MoP Dungeons
		[1182] = {40, 2}, [1175] = {40, 2}, [1208] = {40, 2}, [1195] = {40, 2}, [1279] = {40, 2}, [1176] = {40, 2}, [1209] = {40, 2}, [1358] = {40, 2},--WoD Dungeons
		[1501] = {45, 2}, [1466] = {45, 2}, [1456] = {45, 2}, [1477] = {45, 2}, [1458] = {45, 2}, [1516] = {45, 2}, [1571] = {45, 2}, [1492] = {45, 2}, [1544] = {45, 2}, [1493] = {45, 2}, [1651] = {45, 2}, [1677] = {45, 2}, [1753] = {45, 2},--Legion Dungeons
		[1763] = {50, 2}, [1754] = {50, 2}, [1762] = {50, 2}, [1864] = {50, 2}, [1822] = {50, 2}, [1877] = {50, 2}, [1594] = {50, 2}, [1841] = {50, 2}, [1771] = {50, 2}, [1862] = {50, 2}, [2097] = {50, 2},--Bfa Dungeons
		[2286] = {60, 2}, [2289] = {60, 2}, [2290] = {60, 2}, [2287] = {60, 2}, [2285] = {60, 2}, [2293] = {60, 2}, [2291] = {60, 2}, [2284] = {60, 2}, [2441] = {60, 2},--Shadowlands Dungeons
		[2520] = {70, 2}, [2451] = {70, 2}, [2516] = {70, 2}, [2519] = {70, 2}, [2526] = {70, 2}, [2515] = {70, 2}, [2521] = {70, 2}, [2527] = {70, 2}, [2579] = {70, 2},--Dragonflight Dungeons
		[2652] = {80, 2}, [2662] = {80, 2}, [2660] = {80, 2}, [2669] = {80, 2}, [2651] = {80, 2}, [2649] = {80, 2}, [2648] = {80, 2}, [2661] = {80, 2},--War Within Dungeons
		--Delves
		[2664] = {80, 4}, [2679] = {80, 4}, [2680] = {80, 4}, [2681] = {80, 4}, [2682] = {80, 4}, [2683] = {80, 4}, [2684] = {80, 4}, [2685] = {80, 4}, [2686] = {80, 4}, [2687] = {80, 4}, [2688] = {80, 4}, [2689] = {80, 4}, [2690] = {80, 4}, [2767] = {80, 4}, [2768] = {80, 4}--War Within Delves
	}
elseif private.isCata then--Since 2 dungeons were changed from vanilla to cata dungeons, it has it's own table and it's NOT using retail table cause the dungeons reworked in Mop are still vanilla dungeons in classic (plus diff level caps)
	instanceDifficultyBylevel = {
		--World
		[0] = {60, 1}, [1] = {60, 1},--Eastern Kingdoms and Kalimdor world bosses.
		[530] = {70, 1},--Outlands World Bosses
		--Raids
		[509] = {60, 3}, [531] = {60, 3}, [469] = {60, 3}, [409] = {60, 3},--Classic Raids (309 is legacy ZG)
		[564] = {70, 3}, [534] = {70, 3}, [532] = {70, 3}, [565] = {70, 3}, [544] = {70, 3}, [548] = {70, 3}, [580] = {70, 3}, [550] = {70, 3},--BC Raids (568 is legacy ZA)
		[615] = {80, 3}, [724] = {80, 3}, [649] = {80, 3}, [616] = {80, 3}, [631] = {80, 3}, [533] = {80, 3}, [249] = {80, 3}, [603] = {80, 3}, [624] = {80, 3},--Wrath Raids
		[757] = {85, 3}, [671] = {85, 3}, [669] = {85, 3}, [967] = {85, 3}, [720] = {85, 3}, [951] = {85, 3}, [754] = {85, 3},--Cata Raids
		--Dungeons
		[429] = {45, 2}, [389] = {18, 2}, [349] = {52, 2}, [329] = {60, 2}, [289] = {60, 2}, [230] = {60, 2}, [229] = {60, 2}, [209] = {54, 2}, [189] = {45, 2}, [129] = {47, 2}, [109] = {60, 2}, [90] = {34, 2}, [70] = {52, 2}, [48] = {32, 2}, [47] = {42, 2}, [43] = {27, 2}, [34] = {32, 2},--Classic Dungeons
		[540] = {70, 2}, [558] = {70, 2}, [556] = {70, 2}, [555] = {70, 2}, [542] = {70, 2}, [546] = {70, 2}, [545] = {70, 2}, [547] = {70, 2}, [553] = {70, 2}, [554] = {70, 2}, [552] = {70, 2}, [557] = {70, 2}, [269] = {70, 2}, [560] = {70, 2}, [543] = {70, 2}, [585] = {70, 2},--BC Dungeons
		[619] = {80, 2}, [601] = {80, 2}, [595] = {80, 2}, [600] = {80, 2}, [604] = {80, 2}, [602] = {80, 2}, [599] = {80, 2}, [576] = {80, 2}, [578] = {80, 2}, [574] = {80, 2}, [575] = {80, 2}, [608] = {80, 2}, [658] = {80, 2}, [632] = {80, 2}, [668] = {80, 2}, [650] = {80, 2},--Wrath Dungeons
		[755] = {85, 2}, [645] = {85, 2}, [36] = {85, 2}, [670] = {85, 2}, [644] = {85, 2}, [33] = {85, 2}, [643] = {85, 2}, [725] = {85, 2}, [657] = {85, 2}, [309] = {85, 2}, [859] = {85, 2}, [568] = {85, 2}, [938] = {85, 2}, [940] = {85, 2}, [939] = {85, 2}, [646] = {85, 2},--Cata Dungeons
	}
elseif private.isWrath then--Since naxx is moved to northrend, wrath and cata can't use tbc/classics table
	instanceDifficultyBylevel = {
		--World
		[0] = {60, 1}, [1] = {60, 1},--Eastern Kingdoms and Kalimdor world bosses.
		[530] = {70, 1},--Outlands World Bosses
		--Raids
		[509] = {60, 3}, [531] = {60, 3}, [469] = {60, 3}, [409] = {60, 3}, [309] = {60, 3},--Classic Raids (309 is legacy ZG)
		[564] = {70, 3}, [534] = {70, 3}, [532] = {70, 3}, [565] = {70, 3}, [544] = {70, 3}, [548] = {70, 3}, [580] = {70, 3}, [550] = {70, 3}, [568] = {70, 3},--BC Raids (568 is legacy ZA)
		[615] = {80, 3}, [724] = {80, 3}, [649] = {80, 3}, [616] = {80, 3}, [631] = {80, 3}, [533] = {80, 3}, [249] = {80, 3}, [603] = {80, 3}, [624] = {80, 3},--Wrath Raids
		--Dungeons
		[429] = {45, 2}, [389] = {18, 2}, [349] = {52, 2}, [329] = {60, 2}, [289] = {60, 2}, [230] = {60, 2}, [229] = {60, 2}, [209] = {54, 2}, [189] = {45, 2}, [129] = {47, 2}, [109] = {60, 2}, [90] = {34, 2}, [70] = {52, 2}, [48] = {32, 2}, [47] = {42, 2}, [43] = {27, 2}, [36] = {25, 2}, [34] = {32, 2}, [33] = {30, 2},--Classic Dungeons
		[540] = {70, 2}, [558] = {70, 2}, [556] = {70, 2}, [555] = {70, 2}, [542] = {70, 2}, [546] = {70, 2}, [545] = {70, 2}, [547] = {70, 2}, [553] = {70, 2}, [554] = {70, 2}, [552] = {70, 2}, [557] = {70, 2}, [269] = {70, 2}, [560] = {70, 2}, [543] = {70, 2}, [585] = {70, 2},--BC Dungeons
		[619] = {80, 2}, [601] = {80, 2}, [595] = {80, 2}, [600] = {80, 2}, [604] = {80, 2}, [602] = {80, 2}, [599] = {80, 2}, [576] = {80, 2}, [578] = {80, 2}, [574] = {80, 2}, [575] = {80, 2}, [608] = {80, 2}, [658] = {80, 2}, [632] = {80, 2}, [668] = {80, 2}, [650] = {80, 2},--Wrath Dungeons
	}
else--TBC and Vanilla
	instanceDifficultyBylevel = {
		--World
		[0] = {60, 1}, [1] = {60, 1},--Eastern Kingdoms and Kalimdor world bosses.
		[530] = {70, 1},--Outlands World Bosses
		--Raids
		[509] = {60, 3}, [531] = {60, 3}, [469] = {60, 3}, [409] = {60, 3}, [533] = {60, 3}, [309] = {60, 3}, [249] = {60, 3},--Classic Raids (309 is legacy ZG)
		[564] = {70, 3}, [534] = {70, 3}, [532] = {70, 3}, [565] = {70, 3}, [544] = {70, 3}, [548] = {70, 3}, [580] = {70, 3}, [550] = {70, 3}, [568] = {70, 3},--BC Raids (568 is legacy ZA)
		--Dungeons
		[429] = {45, 2}, [389] = {18, 2}, [349] = {52, 2}, [329] = {60, 2}, [289] = {60, 2}, [230] = {60, 2}, [229] = {60, 2}, [209] = {54, 2}, [189] = {45, 2}, [129] = {47, 2}, [109] = {60, 2}, [90] = {34, 2}, [70] = {52, 2}, [48] = {32, 2}, [47] = {42, 2}, [43] = {27, 2}, [36] = {25, 2}, [34] = {32, 2}, [33] = {30, 2},--Classic Dungeons
		[540] = {70, 2}, [558] = {70, 2}, [556] = {70, 2}, [555] = {70, 2}, [542] = {70, 2}, [546] = {70, 2}, [545] = {70, 2}, [547] = {70, 2}, [553] = {70, 2}, [554] = {70, 2}, [552] = {70, 2}, [557] = {70, 2}, [269] = {70, 2}, [560] = {70, 2}, [543] = {70, 2}, [585] = {70, 2},--BC Dungeons
	}
	-- Season of Discovery
	if Enum.SeasonID and private.currentSeason == Enum.SeasonID.SeasonOfDiscovery then
		instanceDifficultyBylevel[48] = {25, 3} -- Blackfathom deeps level up raid
		instanceDifficultyBylevel[90] = {40, 3} -- Gnomeregan level up raid
		instanceDifficultyBylevel[109] = {50, 3} -- Sunken Temple level up raid
	end
end


function difficulties:RefreshCache(force)
	if force or not self.savedDifficulty or not self.difficultyText or not self.difficultyIndex then
		self.savedDifficulty, self.difficultyText, self.difficultyIndex, groupSize, self.difficultyModifier = DBM:GetCurrentInstanceDifficulty()
		DBM:Debug(("GetInstanceInfo() = %s, %s, %s, %s, %s, %s, %s, %s, %s"):format(tostringall(GetInstanceInfo())), 3, nil, true)
		DBM:Debug(("DBM:GetCurrentInstanceDifficulty() = %s, %s, %s, %s, %s"):format(tostringall(self.savedDifficulty, self.difficultyText, self.difficultyIndex, groupSize, self.difficultyModifier)), 3, nil, true)
	end
end

function DBM:GetCurrentDifficulty()
	return difficulties.difficultyIndex
end

function DBM:GetGroupSize()
	return groupSize
end

function DBM:GetKeyStoneLevel()
	return difficulties.difficultyModifier
end

function difficulties:InstanceType(instanceId)
	return instanceDifficultyBylevel[instanceId] and instanceDifficultyBylevel[instanceId][2]
end

---@param self DBM|DBMMod
function DBM:IsTrivial(customLevel)
	local lastInstanceMapId = DBM:GetCurrentArea()
	--if timewalking or chromie time or challenge modes. it's always non trivial content
	if C_PlayerInfo.IsPlayerInChromieTime and C_PlayerInfo.IsPlayerInChromieTime() or self:IsRemix() or difficulties.difficultyIndex == 24 or difficulties.difficultyIndex == 33 or difficulties.difficultyIndex == 8 then
		return false
	end
	--if custom level passed, we always hard check that level for trivial vs non trivial
	if customLevel then--Custom level parameter
		if private.playerLevel >= customLevel then
			return true
		end
	else
		--First, auto bail and return non trivial if it's an instance not in table to prevent nil error
		if not instanceDifficultyBylevel[lastInstanceMapId] then return false end
		--Content is trivial if player level is 10 higher than content involved
		local levelDiff = private.isRetail and 10 or 15
		if private.playerLevel >= (instanceDifficultyBylevel[lastInstanceMapId][1] + levelDiff) then
			return true
		end
	end
	return false
end
bossModPrototype.IsTrivial = DBM.IsTrivial

---@param self DBM|DBMMod
function DBM:IsFated()
	--Returns table if fated, nil otherwise
	if C_ModifiedInstance and C_ModifiedInstance.GetModifiedInstanceInfoFromMapID(DBM:GetCurrentArea()) then
		return true
	end
	return false
end
bossModPrototype.IsFated = DBM.IsFated

---Function for verifying whether a timerunning season is active.
---@param self DBM|DBMMod
---@param match number? Use if you need to know if it's a SPECIFIC season (otherwise it returns true for any active season)
---@return boolean
function DBM:IsRemix(match)
	local seasonID = PlayerGetTimerunningSeasonID and PlayerGetTimerunningSeasonID() or 0
	if match and seasonID == match then
		return true
	elseif seasonID >= 1 then
		return true
	end
	return false
end
bossModPrototype.IsRemix = DBM.IsRemix

function bossModPrototype:IsDifficulty(...)
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	for i = 1, select("#", ...) do
		if diff == select(i, ...) then
			return true
		end
	end
	return false
end

function bossModPrototype:IsLFR()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "lfr" or diff == "lfr25"
end

---Dungeons: follower, normal. (Raids excluded)
function bossModPrototype:IsEasyDungeon()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normal5" or diff == "follower" or diff == "quest"
end

---Dungeons: Any 5 man dungeon
function bossModPrototype:IsDungeon()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "heroic5" or diff == "mythic5" or diff == "challenge5" or diff == "normal5"
end

---Dungeons: follower, normal, heroic. Raids: LFR, normal (rescope this to exclude heroic now that heroic5 is the new mythic 0?)
function bossModPrototype:IsEasy()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normal" or diff == "lfr" or diff == "lfr25" or diff == "heroic5" or diff == "normal5" or diff == "follower" or diff == "quest"
end

---Dungeons: mythic, mythic+. Raids: heroic, mythic
function bossModPrototype:IsHard()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "mythic" or diff == "mythic5" or diff == "challenge5" or diff == "heroic" or diff == "humilityscenario"
end

---Pretty much ANYTHING that has a normal mode
function bossModPrototype:IsNormal()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normal" or diff == "normal5" or diff == "normal10" or diff == "normal20" or diff == "normal25" or diff == "normal40" or diff == "normalisland" or diff == "normalwarfront"
end

---Dungeons with AI "follower" npcs. 1-5 players
function bossModPrototype:IsFollower()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "follower"
end

---Dungeons designed for just the player. "quest dungeons"
function bossModPrototype:IsQuest()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "quest"
end

---Pretty much ANYTHING that has a heroic mode
function bossModPrototype:IsHeroic()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "heroic" or diff == "heroic5" or diff == "heroic10" or diff == "heroic25" or diff == "heroicisland" or diff == "heroicwarfront"
end

---Pretty much ANYTHING that has mythic mode, with mythic+ included
function bossModPrototype:IsMythic()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "mythic" or diff == "challenge5" or diff == "mythicisland" or diff == "mythic5"
end

function bossModPrototype:IsMythicPlus()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "challenge5"
end

function bossModPrototype:IsEvent()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "event5" or diff == "event20" or diff == "event40"
end

function bossModPrototype:IsWarfront()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normalwarfront" or diff == "heroicwarfront"
end

function bossModPrototype:IsIsland()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normalisland" or diff == "heroicisland" or diff == "mythicisland"
end

function bossModPrototype:IsScenario()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "normalscenario" or diff == "heroicscenario" or diff == "couragescenario" or diff == "loyaltyscenario" or diff == "wisdomscenario" or diff == "humilityscenario"
end

function bossModPrototype:IsDelve()
	local diff = difficulties.savedDifficulty or DBM:GetCurrentInstanceDifficulty()
	return diff == "delves"
end


--TODO C_IslandsQueue.GetIslandDifficultyInfo(), if 38-40 don't work
function DBM:GetCurrentInstanceDifficulty()
	local _, instanceType, difficulty, difficultyName, _, _, _, _, instanceGroupSize = private.GetInstanceInfo()
	if difficulty == 0 or difficulty == 172 or (difficulty == 1 and instanceType == "none") or (C_Garrison and C_Garrison:IsOnGarrisonMap()) then--draenor field returns 1, causing world boss mod bug.
		return "worldboss", RAID_INFO_WORLD_BOSS .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 1 or difficulty == 173 or difficulty == 184 or difficulty == 150 or difficulty == 201 then--5 man Normal Dungeon / 201 is SoD 5 man ID for a dungeon that's also a 10/20 man SoD Raid
		return "normal5", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 2 or difficulty == 174 then--5 man Heroic Dungeon
		return "heroic5", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 3 or difficulty == 175 or difficulty == 198 then--Legacy 10 man Normal Raid/SoD 10 man raid
		return "normal10", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 4 or difficulty == 176 then--Legacy 25 man Normal Raid
		return "normal25", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 5 or difficulty == 193 then--Legacy 10 man Heroic Raid
		return "heroic10", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 6 or difficulty == 194 then--Legacy 25 man Heroic Raid
		return "heroic25", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 7 then--Legacy 25 man LFR (ie pre WoD zones)
		return "lfr25", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 8 then--Dungeon, Mythic+ (Challenge modes in mists and wod)
		local keystoneLevel = C_ChallengeMode and C_ChallengeMode.GetActiveKeystoneInfo() or 0
		return "challenge5", PLAYER_DIFFICULTY6 .. "+ (" .. keystoneLevel .. ") - ", difficulty, instanceGroupSize, keystoneLevel
	elseif difficulty == 148 or difficulty == 185 or difficulty == 215 or difficulty == 226 then--20 man classic raid / 226 is SoD 20
		return "normal20", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 9 or difficulty == 186 then--Legacy 40 man raids, no longer returned as index 3 (normal 10man raids)
		return "normal40", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 11 then--Heroic Scenario (mostly Mists of pandaria)
		return "heroicscenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 12 or difficulty == 152 then--Normal Scenario (mostly Mists of pandaria and Visions of Nzoth scenarios)
		return "normalscenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 14 then--Flexible Normal Raid
		return "normal", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 15 then--Flexible Heroic Raid
		return "heroic", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 16 then--Mythic 20 man Raid
		return "mythic", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 17 or difficulty == 151 then--Flexible LFR (ie post WoD zones)/8.3+ LFR
		return "lfr", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 18 then--Special event 40 player LFR Queue (used by molten core aniversery event)
		return "event40", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 19 then--Special event 5 player queue (used by wod pre expansion event that had miniturized version of UBRS remake)
		return "event5", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 20 then--Special event 20 player LFR Queue (never used yet)
		return "event20", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 23 then--Mythic 5 man Dungeon
		return "mythic5", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 24 or difficulty == 33 then--Timewalking Dungeon, Timewalking Raid
		return "timewalker", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 38 then--Normal BfA Island expedition
		return "normalisland", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 39 then--Heroic BfA Island expedition
		return "heroicisland", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 40 then--Mythic BfA Island expedition
		return "mythicisland", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 147 then--Normal BfA Warfront
		return "normalwarfront", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 149 then--Heroic BfA Warfront
		return "heroicwarfront", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 152 or difficulty == 167 then--Visions of Nzoth (bfa), Torghast (shadowlands)
		return "progressivechallenges", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 153 then---Teaming BfA? Island expedition
		return "teamingisland", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 168 then--Path of Ascention (Shadowlands)
		return "couragescenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 169 then--Path of Ascention (Shadowlands)
		return "loyaltyscenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 170 then--Path of Ascention (Shadowlands)
		return "wisdomscenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 171 then--Path of Ascention (Shadowlands)
		return "humilityscenario", difficultyName .. " - ", difficulty, instanceGroupSize, 0
--	elseif difficulty == 192 then--Non Instanced Challenge 1 (Unknown)
--		return "delve1", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 205 then--Follower (Party Dungeon - Dragonflight 10.2.5+)
		return "follower", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 208 then--Delves (War Within 11.0.0+)
		return "delves", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 216 then--Quest (Party Dungeon - War Within 11.0.0+)
		return "quest", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	elseif difficulty == 220 then--Story (Raid Dungeon - War Within 11.0.0+)
		return "delves", difficultyName .. " - ", difficulty, instanceGroupSize, 0
	else--failsafe
		return "normal", "", difficulty, instanceGroupSize, 0
	end
end

function DBM:IsLogableContent(force)
	--1: Check for any broad global filters like LFG/LFR filter
	--2: Check for what content specifically selected for logging
	--3: Boss Only filter is handled somewhere else (where StartLogging is called)
	local lastInstanceMapId = DBM:GetCurrentArea()
	if self.Options.DoNotLogLFG and (private.isRetail or private.isCata) and IsPartyLFG() then
		return false
	end

	--First checks are manual index checks versus table because even old content can be scaled up using M+ or TW scaling tech
	--Current player level Mythic+
	if self.Options.LogCurrentMPlus and (force or (difficulties.difficultyIndex or 0) == 8) then
		return true
	end
	--Timewalking or Chromie Time raid
	if self.Options.LogTWRaids and (C_PlayerInfo.IsPlayerInChromieTime and C_PlayerInfo.IsPlayerInChromieTime() or difficulties.difficultyIndex == 24 or difficulties.difficultyIndex == 33) and (instanceDifficultyBylevel[lastInstanceMapId] and instanceDifficultyBylevel[lastInstanceMapId][2] == 3) then
		return true
	end
	--Timewalking or Chromie Time Dungeon
	if self.Options.LogTWDungeons and (C_PlayerInfo.IsPlayerInChromieTime and C_PlayerInfo.IsPlayerInChromieTime() or difficulties.difficultyIndex == 24 or difficulties.difficultyIndex == 33) and (instanceDifficultyBylevel[lastInstanceMapId] and instanceDifficultyBylevel[lastInstanceMapId][2] == 2) then
		return true
	end

	--Now we do checks relying on pre coded trivial check table
	--Current level Mythic raid
	if self.Options.LogCurrentMythicRaids and instanceDifficultyBylevel[lastInstanceMapId] and not self:IsTrivial() and (instanceDifficultyBylevel[lastInstanceMapId] and instanceDifficultyBylevel[lastInstanceMapId][2] == 3) and difficulties.difficultyIndex == 16 then
		return true
	end
	--Current player level non Mythic raid
	if self.Options.LogCurrentRaids and instanceDifficultyBylevel[lastInstanceMapId] and not self:IsTrivial() and (instanceDifficultyBylevel[lastInstanceMapId][2] == 3) and difficulties.difficultyIndex ~= 16 then
		return true
	end
	--Trivial raid (ie one below players level)
	if self.Options.LogTrivialRaids and instanceDifficultyBylevel[lastInstanceMapId] and self:IsTrivial() and (instanceDifficultyBylevel[lastInstanceMapId][2] == 3) then
		return true
	end
	--Current level Mythic dungeon
	if self.Options.LogCurrentMythicZero and instanceDifficultyBylevel[lastInstanceMapId] and not self:IsTrivial() and (instanceDifficultyBylevel[lastInstanceMapId][2] == 2) and difficulties.difficultyIndex == 23 then
		return true
	end
	--Current level Heroic dungeon
	if self.Options.LogCurrentHeroic and instanceDifficultyBylevel[lastInstanceMapId] and not self:IsTrivial() and (instanceDifficultyBylevel[lastInstanceMapId][2] == 2) and (difficulties.difficultyIndex == 2 or difficulties.difficultyIndex == 174) then
		return true
	end

	return false
end