Refactor macroer to include "I see"

Modules/Macroer.lua

@@ -9,6 +9,7 @@ function shared.Macroer.Init()
     ---@field name string
     ---@field class string
     ---@field seenAt number
+    ---@field hostile boolean
 
     ---@type table<string, stinky>
     local recentStinkies = {}
@@ -41,7 +42,7 @@ function shared.Macroer.Init()
             return aPriority > bPriority
         end)
 
-		local lines = { "/targetenemy" }
+        local lines = {"/targetenemy"}
         for _, stinky in pairs(sortedStinkies) do
             if stinky.seenAt > GetTime() - 600 then
                 print(string.format("Macroing %s", stinky.name))
@@ -54,36 +55,73 @@ function shared.Macroer.Init()
         EditMacro(idx, "HeimdallTarget", "INV_Misc_QuestionMark", body)
     end
 
+    ---@param msg string
+    ---@return table<string, stinky>
+    local function ParseWho(msg)
+        local stinkies = {}
+        for name, class in string.gmatch(msg, "([^ -/]+)-?%w*/(%w+)") do
+            stinkies[name] = {
+                name = name,
+                class = class,
+                seenAt = GetTime(),
+                hostile = true
+            }
+        end
+        return stinkies
+    end
+    ---@param msg string
+    ---@return table<string, stinky>
+    local function ParseSee(msg)
+        local stinkies = {}
+        local aggression, name, class = string.match(msg, "I see %((%w+)%) ([^ -/]+)-?%w*/(%w+)")
+        local stinky = {
+            name = name,
+            class = class,
+            seenAt = GetTime(),
+            hostile = aggression == "Hostile"
+        }
+        stinkies[name] = stinky
+        return stinkies
+    end
+    ---@param msg string
+    ---@return table<string, stinky>
+    local function ParseArrived(msg)
+        local stinkies = {}
+        return stinkies
+    end
+
     local frame = CreateFrame("Frame")
     frame:RegisterEvent("CHAT_MSG_CHANNEL")
     frame:SetScript("OnEvent", function(self, event, msg, sender, ...)
-		if not Heimdall_Data.config.macroer.enabled then return end
+        if not Heimdall_Data.config.macroer.enabled then
+            return
+        end
         local doUpdate = false
         if string.find(msg, "^who:") then
-			for name, class in string.gmatch(msg, "([^ -/]+)-?%w*/(%w+)") do
-				recentStinkies[name] = {
-					name = name,
-					class = class,
-					seenAt = GetTime(),
-				}
+            local whoStinkies = ParseWho(msg)
+            for name, stinky in pairs(whoStinkies) do
+                if stinky.hostile then
+                    recentStinkies[name] = stinky
                     doUpdate = true
                 end
             end
-		local name, class = string.match(msg, "I see (Hostile) ([^ -/]+)-?%w*/(%w+) of")
-		if not name then
-			name, class = string.match(msg, "^([^ -/]+)-?%w* of class (%w+)")
         end
-		if name then
-			name = strtrim(name)
-			name = string.match(name, "^(.*)-?")
-			recentStinkies[name] = {
-				name = name,
-				class = class,
-				seenAt = GetTime(),
-			}
+        if string.find(msg, "^I see") then
+            local seeStinkies = ParseSee(msg)
+            for name, stinky in pairs(seeStinkies) do
+                if stinky.hostile then
+                    recentStinkies[name] = stinky
                     doUpdate = true
                 end
-		if doUpdate then FixMacro(recentStinkies) end
+                if not stinky.hostile then
+                    recentStinkies[name] = nil
+                    doUpdate = true
+                end
+            end
+        end
+        if doUpdate then
+            FixMacro(recentStinkies)
+        end
     end)
 
     print("Heimdall - Macroer loaded")