Fix up spectraler sighter to not spam

NewAge/DHRogueSniffer/sniffer.lua

@@ -32,12 +32,22 @@ function(e)
 	end
 	--print(string.format("Target Name: %s", tostring(targetName)))
 
-	local pvp      = UnitIsPVP("target")
+	local pvp = UnitIsPVP("target")
 	local pvpState = pvp == true and "ON" or "OFF"
 
 	local low, high = WeakAuras.GetRange("target")
+	local key = string.format("%s-%s-%s-%s", unitUuid, targetName, low, high)
+	--print(string.format("Key: %s", tostring(key)))
+	--print(string.format("Previous Key: %s", tostring(aura_env.previousTarget)))
+	if not aura_env.previousTarget then aura_env.previousTarget = key end
+	if aura_env.previousTarget == key then
+		--print(string.format("Target same as previous target: %s", tostring(key)))
+		return
+	end
 
-	local message  = string.format("I see %s in stealth with pvp %s between %d and %d yards away", targetName, pvpState, low, high)
+	local message =
+		string.format("I see %s in stealth with pvp %s between %d and %d yards away", targetName, pvpState, low, high)
 	--print(string.format("Sending message: %s", tostring(message)))
 	SendChatMessage(message, "RAID")
+	aura_env.previousTarget = key
 end