[MIRROR] Small Social Anxiety Fixes (#1778)

* Small Social Anxiety Fixes (#82387)

## About The Pull Request

- Speech filters from speech impairments don't apply unless they
actually change the message
- Psicodine properly stops stutter

## Changelog

:cl: Melbert
fix: Psicodine helps Socially Anxious people again (as does signing) 
fix: Speech effects such as stuttering no longer applies its TTS filter
if the resulting message doesn't actually change the message
/:cl:

* Small Social Anxiety Fixes

---------

Co-authored-by: MrMelbert <[email protected]>

code/datums/status_effects/debuffs/speech_debuffs.dm

@@ -32,19 +32,21 @@
 	if(!length(phrase))
 		return
 
-	if(length(tts_filter) > 0)
-		message_args[TREAT_TTS_FILTER_ARG] += tts_filter
-	if(make_tts_message_original)
-		message_args[TREAT_TTS_MESSAGE_ARG] = message_args[TREAT_MESSAGE_ARG]
-
 	var/final_phrase = ""
 	var/original_char = ""
 
 	for(var/i = 1, i <= length(phrase), i += length(original_char))
 		original_char = phrase[i]
-
 		final_phrase += apply_speech(original_char)
 
+	if(final_phrase == phrase)
+		return // No change was done, whatever
+
+	if(length(tts_filter) > 0)
+		message_args[TREAT_TTS_FILTER_ARG] += tts_filter
+	if(make_tts_message_original)
+		message_args[TREAT_TTS_MESSAGE_ARG] = message_args[TREAT_MESSAGE_ARG]
+
 	message_args[TREAT_MESSAGE_ARG] = sanitize(final_phrase)
 
 /**
@@ -100,8 +102,11 @@
 	remove_on_fullheal = FALSE
 
 /datum/status_effect/speech/stutter/anxiety/handle_message(datum/source, list/message_args)
-	var/datum/quirk/social_anxiety/host_quirk = owner.get_quirk(/datum/quirk/social_anxiety)
-	stutter_prob = clamp(host_quirk?.calculate_mood_mod() * 0.5, 5, 50)
+	if(HAS_TRAIT(owner, TRAIT_FEARLESS) || HAS_TRAIT(owner, TRAIT_SIGN_LANG))
+		stutter_prob = 0
+	else
+		var/datum/quirk/social_anxiety/host_quirk = owner.get_quirk(/datum/quirk/social_anxiety)
+		stutter_prob = clamp(host_quirk?.calculate_mood_mod() * 0.5, 5, 50)
 	return ..()
 
 /datum/status_effect/speech/stutter/derpspeech