From b0027cb78b52cdc7ba749a01b17df796bd90e827 Mon Sep 17 00:00:00 2001
From: LOuroboros <lunosouroboros@gmail.com>
Date: Fri, 2 Dec 2022 23:07:25 -0300
Subject: [PATCH] Implemented Seed Sower's effect

---
 data/battle_scripts_1.s  |  9 +++++++++
 include/battle_scripts.h |  1 +
 src/battle_util.c        | 12 ++++++++++++
 3 files changed, 22 insertions(+)

diff --git a/data/battle_scripts_1.s b/data/battle_scripts_1.s
index 6b8067721..d807f5610 100644
--- a/data/battle_scripts_1.s
+++ b/data/battle_scripts_1.s
@@ -7023,6 +7023,15 @@ BattleScript_GulpMissileGorgingTargetDefenseCantGoLower:
 	waitmessage B_WAIT_TIME_LONG
 	return
 
+BattleScript_SeedSowerActivates::
+	pause B_WAIT_TIME_SHORT
+	call BattleScript_AbilityPopUp
+	printstring STRINGID_TERRAINBECOMESGRASSY
+	waitmessage B_WAIT_TIME_LONG
+	playanimation BS_SCRIPTING, B_ANIM_RESTORE_BG
+	call BattleScript_TerrainSeedLoop
+	return
+
 BattleScript_PerishSongCountGoesDown::
 	printstring STRINGID_PKMNPERISHCOUNTFELL
 	waitmessage B_WAIT_TIME_LONG
diff --git a/include/battle_scripts.h b/include/battle_scripts.h
index 23f18e3be..d9dafe5df 100644
--- a/include/battle_scripts.h
+++ b/include/battle_scripts.h
@@ -433,6 +433,7 @@ extern const u8 BattleScript_SymbiosisActivates[];
 extern const u8 BattleScript_MultiHitPrintStrings[];
 extern const u8 BattleScript_BurnUpRemoveType[];
 extern const u8 BattleScript_TargetAbilityStatRaiseRet[];
+extern const u8 BattleScript_SeedSowerActivates[];
 
 // zmoves
 extern const u8 BattleScript_ZMoveActivateDamaging[];
diff --git a/src/battle_util.c b/src/battle_util.c
index 72b26417c..e0b3f4b1b 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -5723,6 +5723,18 @@ u8 AbilityBattleEffects(u8 caseID, u8 battler, u16 ability, u8 special, u16 move
                 }
             }
             break;
+        case ABILITY_SEED_SOWER:
+            if (!(gMoveResultFlags & MOVE_RESULT_NO_EFFECT)
+             && !gProtectStructs[gBattlerAttacker].confusionSelfDmg
+             && TARGET_TURN_DAMAGED
+             && IsBattlerAlive(gBattlerTarget)
+             && TryChangeBattleTerrain(gBattlerTarget, STATUS_FIELD_GRASSY_TERRAIN, &gFieldTimers.terrainTimer))
+            {
+                BattleScriptPushCursor();
+                gBattlescriptCurrInstr = BattleScript_SeedSowerActivates;
+                effect++;
+            }
+            break;
         }
         break;
     case ABILITYEFFECT_MOVE_END_ATTACKER: // Same as above, but for attacker