From a2813e63deec4abe2aac11254466276c3b95214d Mon Sep 17 00:00:00 2001
From: DizzyEggg <jajkodizzy@wp.pl>
Date: Sat, 18 Apr 2020 12:52:15 +0200
Subject: [PATCH] Slow Start

---
 data/battle_scripts_1.s       |  8 ++++++++
 include/battle_scripts.h      |  1 +
 src/battle_main.c             |  2 ++
 src/battle_message.c          |  2 +-
 src/battle_util.c             | 12 ++++++++++++
 src/data/pokemon/base_stats.h |  2 +-
 6 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/data/battle_scripts_1.s b/data/battle_scripts_1.s
index 0f085feda..e8811d382 100644
--- a/data/battle_scripts_1.s
+++ b/data/battle_scripts_1.s
@@ -5741,6 +5741,14 @@ BattleScript_ThroatChopEndTurn::
 	printstring STRINGID_THROATCHOPENDS
 	waitmessage 0x40
 	end2
+	
+BattleScript_SlowStartEnds::
+	pause 0x5
+	copybyte gBattlerAbility, gBattlerAttacker
+	call BattleScript_AbilityPopUp
+	printstring STRINGID_SLOWSTARTEND
+	waitmessage 0x40
+	end2
 
 BattleScript_SelectingNotAllowedMoveGravity::
 	printselectionstring STRINGID_GRAVITYPREVENTSUSAGE
diff --git a/include/battle_scripts.h b/include/battle_scripts.h
index f30cec025..8d6769b00 100644
--- a/include/battle_scripts.h
+++ b/include/battle_scripts.h
@@ -331,5 +331,6 @@ extern const u8 BattleScript_AftermathDmg[];
 extern const u8 BattleScript_StanceChangeActivates[];
 extern const u8 BattleScript_DisguiseBustedActivates[];
 extern const u8 BattleScript_AnticipationActivates[];
+extern const u8 BattleScript_SlowStartEnds[];
 
 #endif // GUARD_BATTLE_SCRIPTS_H
diff --git a/src/battle_main.c b/src/battle_main.c
index f5eaaaec7..626f91062 100644
--- a/src/battle_main.c
+++ b/src/battle_main.c
@@ -4254,6 +4254,8 @@ u32 GetBattlerTotalSpeedStat(u8 battlerId)
         speed = (speed * 150) / 100;
     else if (ability == ABILITY_SURGE_SURFER && gFieldStatuses & STATUS_FIELD_ELECTRIC_TERRAIN)
         speed *= 2;
+    else if (ability == ABILITY_SLOW_START && gDisableStructs[battlerId].slowStartTimer != 0)
+        speed /= 2;
 
     // stat stages
     speed *= gStatStageRatios[gBattleMons[battlerId].statStages[STAT_SPEED]][0];
diff --git a/src/battle_message.c b/src/battle_message.c
index 3bc2999b3..9508f4421 100644
--- a/src/battle_message.c
+++ b/src/battle_message.c
@@ -584,7 +584,7 @@ static const u8 sText_MoldBreakerEnters[] = _("{B_ATK_NAME_WITH_PREFIX} breaks t
 static const u8 sText_TeravoltEnters[] = _("{B_ATK_NAME_WITH_PREFIX} is radiating a bursting aura!");
 static const u8 sText_TurboblazeEnters[] = _("{B_ATK_NAME_WITH_PREFIX} is radiating\na blazing aura!");
 static const u8 sText_SlowStartEnters[] = _("{B_ATK_NAME_WITH_PREFIX} can't get it going!");
-static const u8 sText_SlowStartEnd[] = _("{B_ATK_NAME_WITH_PREFIX} finally got its act together!");
+static const u8 sText_SlowStartEnd[] = _("{B_ATK_NAME_WITH_PREFIX} finally got\nits act together!");
 static const u8 sText_SolarPowerHpDrop[] = _("The {B_ATK_NAME_WITH_PREFIX}'s {B_ATK_ABILITY}\ntakes its toll!");
 static const u8 sText_AftermathDmg[] = _("{B_ATK_NAME_WITH_PREFIX} is hurt!");
 static const u8 sText_AnticipationActivates[] = _("{B_ATK_NAME_WITH_PREFIX} shuddered\nin anticipation!");
diff --git a/src/battle_util.c b/src/battle_util.c
index 96a870d91..c40692575 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -1392,6 +1392,7 @@ enum
 	ENDTURN_ELECTRIFY,
 	ENDTURN_POWDER,
 	ENDTURN_THROAT_CHOP,
+	ENDTURN_SLOW_START,
 	ENDTURN_BATTLER_COUNT
 };
 
@@ -1856,6 +1857,16 @@ u8 DoBattlerEndTurnEffects(void)
             }
             gBattleStruct->turnEffectsTracker++;
             break;
+        case ENDTURN_SLOW_START:
+            if (gDisableStructs[gActiveBattler].slowStartTimer
+                && --gDisableStructs[gActiveBattler].slowStartTimer == 0
+                && ability == ABILITY_SLOW_START)
+            {
+                BattleScriptExecute(BattleScript_SlowStartEnds);
+                effect++;
+            }
+            gBattleStruct->turnEffectsTracker++;
+            break;
         case ENDTURN_BATTLER_COUNT:  // done
             gBattleStruct->turnEffectsTracker = 0;
             gBattleStruct->turnEffectsBattlerId++;
@@ -2854,6 +2865,7 @@ u8 AbilityBattleEffects(u8 caseID, u8 battler, u8 ability, u8 special, u16 moveA
         case ABILITY_SLOW_START:
             if (!gSpecialStatuses[battler].switchInAbilityDone)
             {
+                gDisableStructs[battler].slowStartTimer = 5;
                 gBattleCommunication[MULTISTRING_CHOOSER] = 3;
                 gSpecialStatuses[battler].switchInAbilityDone = 1;
                 BattleScriptPushCursorAndCallback(BattleScript_SwitchInAbilityMsg);
diff --git a/src/data/pokemon/base_stats.h b/src/data/pokemon/base_stats.h
index c191da816..7e2ac6650 100644
--- a/src/data/pokemon/base_stats.h
+++ b/src/data/pokemon/base_stats.h
@@ -7296,7 +7296,7 @@ const struct BaseStats gBaseStats[] =
         .growthRate = GROWTH_SLOW,
         .eggGroup1 = EGG_GROUP_FLYING,
         .eggGroup2 = EGG_GROUP_FLYING,
-        .abilities = {ABILITY_KEEN_EYE, ABILITY_STURDY},
+        .abilities = {ABILITY_SLOW_START, ABILITY_SLOW_START},
         .safariZoneFleeRate = 0,
         .bodyColor = BODY_COLOR_GRAY,
         .noFlip = FALSE,