local addonname, shared = ...
---@cast shared CykaShared
---@cast addonname string
local skills = {}

---@class Autoloot
---@field Init fun()

---@class Value
---@field value any
---@field Gt fun(self:Value, other: any): boolean
---@field Lt fun(self:Value, other: any): boolean
---@field Eq fun(self:Value, other: any): boolean
---@field Ne fun(self:Value, other: any): boolean
---@field Ge fun(self:Value, other: any): boolean
---@field Le fun(self:Value, other: any): boolean

---@class NumberValue : Value
---@field value number
local NumberValue = {
	---@param other number
	Gt = function(self, other) return self.value > other end,
	---@param other number
	Lt = function(self, other) return self.value < other end,
	---@param other number
	Eq = function(self, other) return self.value == other end,
	---@param other number
	Ne = function(self, other) return self.value ~= other end,
	---@param other number
	Ge = function(self, other) return self.value >= other end,
	---@param other number
	Le = function(self, other) return self.value <= other end,
}

---@class StringValue : Value
---@field value string
local StringValue = {
	---@param other string
	Gt = function(self, other) return self.value > other end,
	---@param other string
	Lt = function(self, other) return self.value < other end,
	---@param other string
	Eq = function(self, other) return self.value == other end,
	---@param other string
	Ne = function(self, other) return self.value ~= other end,
	---@param other string
	Ge = function(self, other) return self.value >= other end,
	---@param other string
	Le = function(self, other) return self.value <= other end,
	---@param other string
	Matches = function(self, other) return string.match(self.value, other) end,
	---@param other string
	Contains = function(self, other) return string.find(self.value, other) end,
}

---@class Filter
---@field Matches fun(slot: number): boolean

shared.Autoloot = { Init = function() end }
function shared.Autoloot.Init()
	if not shared.config.autoloot.enabled then
		print("Cyka - Autoloot disabled")
		return
	end

	--			  ____  ____   _____     _____ ____  _____ ____  ____
	--			 |  _ \|  _ \ / _ \ \   / /_ _|  _ \| ____|  _ \/ ___|
	--			 | |_) | |_) | | | \ \ / / | || | | |  _| | |_) \___ \
	--			 |  __/|  _ <| |_| |\ V /  | || |_| | |___|  _ < ___) |
	--			 |_|   |_| \_\\___/  \_/  |___|____/|_____|_| \_\____/

	---@param slot number
	---@return StringValue, string?
	local function Link(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local link = GetLootSlotLink(slot)
		if link == nil then return ret, "link is nil" end
		ret.value = link
		return ret, nil
	end

	---@param slot number
	---@return StringValue, string?
	local function Name(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local name = select(2, GetLootSlotInfo(slot))
		if name == nil then return ret, "name is nil" end
		ret.value = name
		return ret, nil
	end

	---@param slot number
	---@return StringValue, string?
	local function Type(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local type = select(6, GetItemInfo(Link(slot).value))
		if type == nil then return ret, "type is nil" end
		ret.value = type
		return ret, nil
	end

	---@param slot number
	---@return StringValue, string?
	local function SubType(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local subType = select(7, GetItemInfo(Link(slot).value))
		if subType == nil then return ret, "subType is nil" end
		ret.value = subType
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function ItemLevel(slot)
		local ret = NumberValue(0)
		if slot == nil then return ret, "slot is nil" end
		local itemLevel = select(4, GetItemInfo(Link(slot).value))
		if itemLevel == nil then return ret, "itemLevel is nil" end
		ret.value = itemLevel
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function Value(slot)
		local ret = NumberValue(0)
		if slot == nil then return ret, "slot is nil" end
		local itemValue = select(11, GetItemInfo(Link(slot).value))
		if itemValue == nil then return ret, "itemValue is nil" end
		ret.value = itemValue
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function SubclassId(slot)
		local ret = NumberValue(0)
		if slot == nil then return ret, "slot is nil" end
		local subclassId = select(13, GetItemInfo(Link(slot).value))
		if subclassId == nil then return ret, "subclassId is nil" end
		ret.value = subclassId
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function Quantity(slot)
		local ret = NumberValue(1)
		if slot == nil then return ret, "slot is nil" end
		local quantity = select(3, GetItemInfo(Link(slot).value))
		if quantity == nil then return ret, "quantity is nil" end
		ret.value = quantity
		return ret, nil
	end

	---@param slot number
	---@return StringValue, string?
	local function EquipLocation(slot)
		local ret = NumberValue(0)
		if slot == nil then return ret, "slot is nil" end
		local equipLocation = select(9, GetItemInfo(Link(slot).value))
		if equipLocation == nil then return ret, "equipLocation is nil" end
		ret.value = equipLocation
		return ret, nil
	end

	---@param slot number
	---@return StringValue, string?
	local function Icon(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local icon = select(10, GetItemInfo(Link(slot).value))
		if icon == nil then return ret, "icon is nil" end
		ret.value = icon
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function BindType(slot)
		local ret = StringValue("")
		if slot == nil then return ret, "slot is nil" end
		local bindType = select(14, GetItemInfo(Link(slot).value))
		if bindType == nil then return ret, "bindType is nil" end
		ret.value = bindType
		return ret, nil
	end

	---@param slot number
	---@return NumberValue, string?
	local function Quality(slot)
		local ret = NumberValue(-1)
		if slot == nil then return ret, "slot is nil" end
		local quality = select(3, GetItemInfo(Link(slot).value))
		if quality == nil then return ret, "quality is nil" end
		ret.value = quality
		return ret, nil
	end

	--			 _____ ___ _   _____ _____ ____  ____
	--			|  ___|_ _| | |_   _| ____|  _ \/ ___|
	--			| |_   | || |   | | |  _| | |_) \___ \
	--			|  _|  | || |___| | | |___|  _ < ___) |
	--			|_|   |___|_____|_| |_____|_| \_\____/

	---@class GoldFilter : Filter
	local GoldFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.gold.enabled then return false end
			local name = Name(slot)
			return name:Contains("Gold") or name:Contains("Silver") or name:Contains("Copper")
		end
	}
	---@class OrderResourceFilter : Filter
	local OrderResourceFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.orderResource.enabled then return false end
			return Name(slot):Contains("Order Resources")
		end
	}
	---@class MountFilter : Filter
	local MountFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.mount.enabled then return false end
			return Type(slot):Eq("Mount")
		end
	}
	---@class IlvlFilter : Filter
	local IlvlFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.ilvl.enabled then return false end
			return ItemLevel(slot):Ge(shared.config.autoloot.filter.ilvl.value)
		end
	}
	---@class ProfessionFilter : Filter
	local ProfessionFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.profession.enabled then return false end
			local type = Type(slot)
			if not type:Eq("Tradeskill") then return false end
			local subtype = SubType(slot)
			return shared.config.autoloot.filter.profession.professions[subtype] or false
		end
	}
	---@class ValueFilter : Filter
	local ValueFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.value.enabled then return false end
			local value = ItemValue(slot)
			if shared.config.autoloot.filter.value.byStack then
				value = value * Quantity(slot).value
			end
			return value:Ge(shared.config.autoloot.filter.value.value)
		end
	}
	---@class GreyValueFilter : Filter
	local GreyValueFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.greyvalue.enabled then return false end
			local quality = Quality(slot)
			if not quality:Eq(0) then return false end
			local value = ItemValue(slot)
			if shared.config.autoloot.filter.greyvalue.byStack then
				value = value * Quantity(slot).value
			end
			return value:Ge(shared.config.autoloot.filter.greyvalue.value)
		end
	}
	---@class QuestItemFilter : Filter
	local QuestItemFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.questItem.enabled then return false end
			return Type(slot):Eq("Quest") and SubType(slot):Eq("Quest")
		end
	}
	---@class ClassGearFilter : Filter
	local ClassGearFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.classGear.enabled then return false end
			local ilvlThreshold = shared.config.autoloot.filter.classGear.ilvlThreshold
			local qualityThreshold = shared.config.autoloot.filter.classGear.qualityThreshold

			local isEquippable = skills[select(3, UnitClass("player"))][SubType(slot).value] or false
			if not isEquippable then return false end
			return ItemLevel(slot):Ge(ilvlThreshold) and Quality(slot):Ge(qualityThreshold)
		end
	}
	---@class NameFilter : Filter
	local NameFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.name.enabled then return false end
			local whitelist = strsplit(",", shared.config.autoloot.filter.name.whitelist)
			for _, name in ipairs(whitelist) do
				if not shared.config.autoloot.filter.name.caseSensitive then name = name:lower() end
				if shared.config.autoloot.filter.name.exact then
					return Name(slot):Eq(name)
				else
					return Name(slot):Contains(name)
				end
			end
			return false
		end
	}
	---@class BoeFilter : Filter
	local BoeFilter = {
		types = { "Armor", "Weapon" },
		equipLocs = { "INVTYPE_FINGER", "INVTYPE_TRINKET", "INVTYPE_CLOAK", "INVTYPE_NECK" },
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.boe.enabled then return false end
			local ilvlThreshold = shared.config.autoloot.filter.boe.ilvlThreshold
			local qualityThreshold = shared.config.autoloot.filter.boe.qualityThreshold

			local type = Type(slot)
			local equipLoc = EquipLocation(slot)
			if not shared.TableContains(self.types, type) or not shared.TableContains(self.equipLocs, equipLoc) then return false end
			return BindType(slot):Eq(1) and ItemLevel(slot):Ge(ilvlThreshold) and Quality(slot):Ge(qualityThreshold)
		end
	}
	---@class APFilter : Filter
	local APFilter = {
		Matches = function(self, slot)
			if not shared.config.autoloot.filter.ap.enabled then return false end
			return Value(slot):Eq(0) and Type(slot):Eq("Consumable") and SubType(slot):Eq("Other") and SubclassId(slot):Eq(8)
		end
	}
	---@class EverythingFilter : Filter
	local EverythingFilter = {
		Matches = function(self, slot)
			return true
		end
	}

	---@type Filter[]
	local Filters = {
		APFilter,
		BoeFilter,
		ClassGearFilter,
		EverythingFilter,
		GoldFilter,
		GreyValueFilter,
		IlvlFilter,
		MountFilter,
		NameFilter,
		OrderResourceFilter,
		ProfessionFilter,
		QuestItemFilter,
		ValueFilter,
	}

	--			  _     ___   ___ _____   _     ___   ____ ___ ____
	--			 | |   / _ \ / _ \_   _| | |   / _ \ / ___|_ _/ ___|
	--			 | |  | | | | | | || |   | |  | | | | |  _ | | |
	--			 | |__| |_| | |_| || |   | |__| |_| | |_| || | |___
	--			 |_____\___/ \___/ |_|   |_____\___/ \____|___\____|

	local lootReadyFrame = CreateFrame("Frame")
	lootReadyFrame:RegisterEvent("LOOT_READY")
	lootReadyFrame:SetScript("OnEvent", function()
		local lootInfo = GetLootInfo()
		shared.DumpTable(lootInfo, 0)

		for slot = #lootInfo, 1, -1 do
			for _, filter in ipairs(Filters) do
				if filter.Matches(slot) then
					print(string.format("Autolooting slot %s", tostring(slot)))
					shared.DumpTable(filter, 0)
					LootSlot(slot)
				end
			end
		end
		--aura_env.FilterService.Run(lootInfo)
		--CloseLoot()
	end)

	print("Cyka - Autoloot loaded")
end

skills = {
    --Warrior
    [1] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 1,
        ["Shields"] = 1,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 1,
        ["Bows"] = 1,
        ["Guns"] = 1,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 1,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 1,
        ["Warglaives"] = 1,
        ["Staves"] = 1,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 1,
        ["Crossbows"] = 1,
        ["Wands"] = 0,
    },
    --Paladin
    [2] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 1,
        ["Shields"] = 1,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 1,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 1,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 1,
        ["Warglaives"] = 0,
        ["Staves"] = 0,
        ["Fist Weapons"] = 0,
        ["Daggers"] = 0,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Hunter
    [3] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 0,
        ["Mail"] = 1,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 1,
        ["Bows"] = 1,
        ["Guns"] = 1,
        ["One-Handed Maces"] = 0,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 1,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 1,
        ["Crossbows"] = 1,
        ["Wands"] = 0,
    },
    --Rogue
    [4] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 1,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 0,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Priest
    [5] = {
        --Armor Skills
        ["Cloth"] = 1,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 0,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 0,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 0,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 1,
    },
    --Death Knight
    [6] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 1,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 1,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 1,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 1,
        ["Warglaives"] = 0,
        ["Staves"] = 0,
        ["Fist Weapons"] = 0,
        ["Daggers"] = 0,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Shaman
    [7] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 0,
        ["Mail"] = 1,
        ["Plate"] = 0,
        ["Shields"] = 1,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 0,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Mage
    [8] = {
        --Armor Skills
        ["Cloth"] = 1,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 0,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 0,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 0,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 1,
    },
    --Warlock
    [9] = {
        --Armor Skills
        ["Cloth"] = 1,
        ["Leather"] = 0,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 0,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 0,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 0,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 1,
    },
    --Monk
    [10] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 1,
        ["Mail"] = 0,
        ["Plate"] = 1,
        ["Shields"] = 1,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 0,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Druid
    [11] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 1,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 0,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 1,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 1,
        ["One-Handed Swords"] = 0,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 0,
        ["Staves"] = 1,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 1,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
    --Demon Hunter
    [12] = {
        --Armor Skills
        ["Cloth"] = 0,
        ["Leather"] = 1,
        ["Mail"] = 0,
        ["Plate"] = 0,
        ["Shields"] = 0,
        --Weapon Skills
        ["One-Handed Axes"] = 1,
        ["Two-Handed Axes"] = 0,
        ["Bows"] = 0,
        ["Guns"] = 0,
        ["One-Handed Maces"] = 0,
        ["Two-Handed Maces"] = 0,
        ["Polearms"] = 0,
        ["One-Handed Swords"] = 1,
        ["Two-Handed Swords"] = 0,
        ["Warglaives"] = 1,
        ["Staves"] = 0,
        ["Fist Weapons"] = 1,
        ["Daggers"] = 0,
        ["Crossbows"] = 0,
        ["Wands"] = 0,
    },
}
--aura_env.qualityColors = {
--    "\124cff9d9d9d", -- Poor
--    "\124cffffffff", -- Common
--    "\124cff1eff00", -- Uncommon
--    "\124cff0070dd", -- Rare
--    "\124cffa335ee", -- Epic
--    "\124cffff8000", -- Legendary
--    "\124cffe6cc80", -- Artifact
--    "\124cff00ccff", -- Heirloom
--}