local addonname, shared = ...
---@cast shared HeimdallShared
---@cast addonname string
local ModuleName = "StinkyTracker"

---@diagnostic disable-next-line: missing-fields
shared.StinkyTracker = {}
function shared.StinkyTracker.Init()
	shared.stinkyTracker = {
		stinkies = ReactiveValue.new({})
	}

	local whoRegex = "([^ -/]+)-?%w*/(%w+)"
	---@param msg string
	---@return table<string, stinky>
	local function ParseWho(msg)
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Parsing who message: %s", ModuleName, msg))
		end
		local stinkies = {}
		for name, class in string.gmatch(msg, whoRegex) do
			stinkies[name] = {
				name = name,
				class = class,
				seenAt = GetTime(),
				hostile = true
			}
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: Found stinky in who: %s/%s", ModuleName, name, class))
			end
		end
		return stinkies
	end
	
	local seeRegex = "I see %((%w+)%) ([^ -/]+)-?%w*/(%w+)"
	---@param msg string
	---@return table<string, stinky>
	local function ParseSee(msg)
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Parsing see message: %s", ModuleName, msg))
		end
		local stinkies = {}
		local aggression, name, class = string.match(msg, seeRegex)
		if not name or not class then
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: No valid stinky found in see message", ModuleName))
			end
			return stinkies
		end
		local stinky = {
			name = name,
			class = class,
			seenAt = GetTime(),
			hostile = aggression == "Hostile"
		}
		stinkies[name] = stinky
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Found stinky in see: %s/%s (%s)", ModuleName, name, class, aggression))
		end
		return stinkies
	end
	
	local arrivedRegex = "([^ -/]+)-?%w* of class (%w+)"
	local arrivedRegexAlt = "([^ -/]+)-?%w* %(!!!!%) of class (%w+)"
	---@param msg string
	---@return table<string, stinky>
	local function ParseArrived(msg)
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Parsing arrived message: %s", ModuleName, msg))
		end
		local stinkies = {}
		local name, class = string.match(msg, arrivedRegex)
		if not name or not class then
			name, class = string.match(msg, arrivedRegexAlt)
		end
		if not name or not class then
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: No valid stinky found in arrived message", ModuleName))
			end
			return stinkies
		end
		local stinky = {
			name = name,
			class = class,
			seenAt = GetTime(),
			hostile = true
		}
		stinkies[name] = stinky
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Found stinky in arrived: %s/%s", ModuleName, name, class))
		end
		return stinkies
	end

	local frame = CreateFrame("Frame")
	frame:RegisterEvent("CHAT_MSG_CHANNEL")
	frame:SetScript("OnEvent", function(self, event, msg, sender, ...)
		if Heimdall_Data.config.stinkyTracker.debug then
			print(string.format("%s: Received event: %s", ModuleName, event))
		end
		if not Heimdall_Data.config.stinkyTracker.enabled then 
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: StinkyTracker disabled", ModuleName))
			end
			return 
		end
		local channelId = select(6, ...)
		local _, channelname = GetChannelName(channelId)
		if channelname ~= Heimdall_Data.config.stinkyTracker.masterChannel then 
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: Message not in master channel: %s", ModuleName, channelname))
			end
			return 
		end

		if string.find(msg, "^who:") then
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: Processing who message", ModuleName))
			end
			local whoStinkies = ParseWho(msg)
			for name, stinky in pairs(whoStinkies) do
				if stinky.hostile then
					shared.stinkyTracker.stinkies[name] = stinky
					if Heimdall_Data.config.stinkyTracker.debug then
						print(string.format("%s: Added stinky from who: %s", ModuleName, name))
					end
				end
			end
		end
		if string.find(msg, "^I see") then
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: Processing see message", ModuleName))
			end
			local seeStinkies = ParseSee(msg)
			for name, stinky in pairs(seeStinkies) do
				if stinky.hostile then
					shared.stinkyTracker.stinkies[name] = stinky
					if Heimdall_Data.config.stinkyTracker.debug then
						print(string.format("%s: Added stinky from see: %s", ModuleName, name))
					end
				end
				if not stinky.hostile then
					shared.stinkyTracker.stinkies[name] = nil
					if Heimdall_Data.config.stinkyTracker.debug then
						print(string.format("%s: Removed stinky from see: %s", ModuleName, name))
					end
				end
			end
		end
		if string.find(msg, " and guild ") then
			if Heimdall_Data.config.stinkyTracker.debug then
				print(string.format("%s: Processing arrived message", ModuleName))
			end
			local arrivedStinkies = ParseArrived(msg)
			for name, stinky in pairs(arrivedStinkies) do
				shared.stinkyTracker.stinkies[name] = stinky
				if Heimdall_Data.config.stinkyTracker.debug then
					print(string.format("%s: Added stinky from arrived: %s", ModuleName, name))
				end
			end
		end
		for name, stinky in pairs(shared.stinkyTracker.stinkies) do
			if Heimdall_Data.config.agents[name] then
				shared.stinkyTracker.stinkies[name] = nil
				if Heimdall_Data.config.stinkyTracker.debug then
					print(string.format("%s: Removed agent stinky: %s", ModuleName, name))
				end
			end
		end
	end)

	print("Heimdall - StinkyTracker loaded")
end