Hunter Misdirect Auto Announce

mdannounce.lua

-- Config  
local onlyAnnounceMine = false
local enabled =  true
local whisperTargets = true

-- Environment Setup
local frame = CreateFrame("Frame", nil, UIParent);
local players = {}

-- Should Announce Check
function ShouldAnnounceMD(caster)
  if not enabled then
    return false
  end
  
  if onlyAnnounceMine and caster == UnitName("player") then
    return true
  elseif not onlyAnnounceMine and (UnitInParty(caster) or UnitInRaid(caster)) then
    return true
  else
    return false
  end
end

-- The Goods
function MDAnnounceProcessEvent(self, event, ...)
  local timeStamp, event, hideCaster, sourceGUID, sourceName, sourceFlags, destGUID, destName, destFlags, col10, spellName, col12, spellType = ...
  local inInstance, instanceType = IsInInstance()
  
  message = nil
  chatTYpe = nil
  if spellName == "Misdirection" and ShouldAnnounceMD(sourceName) then    
    if event == "SPELL_CAST_SUCCESS" then
      if not players[sourceName] then
        players[sourceName] = {
          successFlag = false,
          initialEndFlag = false
        }
      end
      
      message = sourceName .. "'s Misdirect is on " .. destName .. "."
      
      if UnitIsPlayer(lastTargetOfMD) and whisperTargets then
        SendChatMessage(sourceName .. "'s Misdirect is on YOU!!!", "WHISPER", nil, destName)
      end
      
      players[sourceName].successFlag = true
      players[sourceName].initialEndFlag = false
    elseif event == "SPELL_AURA_APPLIED" then
      if players[sourceName] and players[sourceName].successFlag then  
        message = sourceName .. "'s MD is ACTIVE. Threat is building on " .. UnitName("target")
      end
    elseif event == "SPELL_AURA_REMOVED" then
      if players[sourceName].initialEndFlag then
        message = sourceName .. "'s MD had ended. DPS Bitches!"
        players[sourceName].initialEndFlag = false
      else
        players[sourceName].initialEndFlag = true
      end
      
      players[sourceName].successFlag = false
    end
    
    if (instanceType == "raid") then
      isAssist = UnitIsRaidOfficer("player")
      if isAssist and players[sourceName].successFlag then
        chatType = "RAID_WARNING"
      else
        chatType = "RAID"
      end
    elseif (instanceType == "party") then
      chatType = "PARTY"
    end
    
    if message then 
      if chatType then
        SendChatMessage(message, chatType)
      else
        print(message)
      end
    end
    
  end
end

-- Dummy frame setup
frame:RegisterEvent("COMBAT_LOG_EVENT_UNFILTERED");
frame:SetScript("OnEvent", MDAnnounceProcessEvent);