Loads of work on getting data ready.

Items.json

@@ -3560,7 +3560,11 @@
     "itemType": "medicine",
     "flags": [],
     "price": 200,
-    "flingPower": 30
+    "flingPower": 30,
+    "effect": {
+      "name": "heal",
+      "parameters": [20]
+    }
   },
   {
     "name": "powder_jar",

Scripts/Interfaces/BaseTurnChoice.as

@@ -1,5 +1,7 @@
 shared interface BaseTurnChoice {
 	TurnChoiceKind Kind { get const; }
-	Pokemon@ User { get const; }
+	const Pokemon@ User { get const; }
 	MoveTurnChoice@ opCast();
+	SwitchTurnChoice@ opCast();
+	FleeTurnChoice@ opCast();
 }

Scripts/Interfaces/Battle.as

@@ -4,9 +4,10 @@ shared interface Battle {
 	bool CanFlee { get const; }
 	BattleRandom@ Random { get const; }
 	ChoiceQueue@ TurnQueue { get const; }
-	void AddVolatile(const constString &in name) const;
+	ref AddVolatile(const constString &in name);
 	void RemoveVolatile(const constString &in name) const;
 	void SetWeather(const constString &in name) const;
 	void ClearWeather(const constString &in name) const;
 	const constString& GetWeatherName() const;
+	BattleSide@ GetBattleSide(uint8 index);
 }

Scripts/Interfaces/BattleSide.as

@@ -0,0 +1,5 @@
+shared interface BattleSide {
+	bool SwapPositions(uint8 a, uint8 b);
+	uint8 SideIndex { get const; }
+	uint8 GetPokemonIndex(const Pokemon@ pokemon) const;
+}

Scripts/Interfaces/FleeTurnChoice.as

@@ -0,0 +1,5 @@
+shared interface FleeTurnChoice {
+	TurnChoiceKind Kind { get const; }
+	const Pokemon@ User { get const; }
+	BaseTurnChoice@ opImplCast();
+}

Scripts/Interfaces/HitData.as

@@ -4,4 +4,6 @@ shared interface HitData {
 	float Effectiveness { get const; }
 	uint Damage { get const; }
 	uint8 Type { get const; }
+	bool HasFailed { get const; }
+	void Fail();
 }

Scripts/Interfaces/ItemUseScript.as

@@ -0,0 +1,9 @@
+shared abstract class ItemUseScript {
+	void OnInitialize(const EffectParameter@[] &in){};
+	bool IsItemUsable(){};
+	bool IsPokemonUseItem(){};
+	bool IsUseValidForPokemon(Pokemon@){};
+	bool IsHoldable(){};
+	void OnUse(){};
+	void OnPokemonUse(Pokemon@){};
+}

Scripts/Interfaces/MoveTurnChoice.as

@@ -1,6 +1,6 @@
 shared interface MoveTurnChoice {
 	TurnChoiceKind Kind { get const; }
-	Pokemon@ User { get const; }
+	const Pokemon@ User { get const; }
 	LearnedMove@ Move { get const; }
 	int8 Priority { get const; }
 	BaseTurnChoice@ opImplCast();

Scripts/Interfaces/PkmnScript.as

@@ -4,6 +4,7 @@ shared abstract class PkmnScript {
 	void OnRemove(){};
 	void OnBeforeTurn(BaseTurnChoice@){};
 	void ChangeAttack(MoveTurnChoice@, constString &inout){};
+	void ModifyNumberOfHits(MoveTurnChoice@, uint8 &inout){};
 	void PreventAttack(ExecutingMove@, bool &inout){};
 	void FailAttack(ExecutingMove@, bool &inout){};
 	void StopBeforeAttack(ExecutingMove@, bool &inout){};
@@ -26,6 +27,13 @@ shared abstract class PkmnScript {
 	void ModifyStatModifier(ExecutingMove@, Pokemon@, uint8, float &inout){};
 	void ModifyDamageModifier(ExecutingMove@, Pokemon@, uint8, float &inout){};
 	void OverrideDamage(ExecutingMove@, Pokemon@, uint8, uint &inout){};
+	void ChangePriority(MoveTurnChoice@, int8 &inout){};
+	void OnFail(Pokemon@){};
+	void OnOpponentFail(Pokemon@){};
+	void PreventRunAway(FleeTurnChoice@, bool &inout){};
+	void PreventOpponentRunAway(FleeTurnChoice@, bool &inout){};
+	void PreventOpponentSwitch(SwitchTurnChoice@, bool &inout){};
+	void OnEndTurn(Pokemon@){};
 	void ModifyCriticalStage(ExecutingMove@, Pokemon@, uint8, uint8 &inout){};
 	void OverrideCriticalModifier(ExecutingMove@, Pokemon@, uint8, float &inout){};
 	void OverrideSTABModifier(ExecutingMove@, Pokemon@, uint8, float &inout){};

Scripts/Interfaces/Pokemon.as

@@ -27,7 +27,8 @@ shared interface Pokemon {
 	uint GetBoostedStat(Statistic stat) const;
 	uint GetBaseStat(Statistic stat) const;
 	int8 GetStatBoost(Statistic stat) const;
-	void AddVolatile(const constString &in name) const;
+	ref AddVolatile(const constString &in name);
 	void RemoveVolatile(const constString &in name) const;
-	const Battle@ Battle { get const; }
+	Battle@ Battle { get const; }
+	BattleSide@ BattleSide { get const; }
 }

Scripts/Interfaces/SwitchTurnChoice.as

@@ -1,7 +1,6 @@
 shared interface SwitchTurnChoice {
 	TurnChoiceKind Kind { get const; }
-	Pokemon@ User { get const; }
+	const Pokemon@ User { get const; }
 	Pokemon@ NewPokemon { get const; }
-	MoveTurnChoice@ opCast();
 	BaseTurnChoice@ opImplCast();
 }

Scripts/Interfaces/dictionary.as

@@ -0,0 +1,16 @@
+shared interface dictionary {
+	void set(const string &in, const ?&in);
+	bool get(const string &in, ? &out) const;
+	void set(const string &in, const int64&in);
+	bool get(const string &in, int64 &out) const;
+	void set(const string &in, const double&in);
+	bool get(const string &in, double &out) const;
+	bool exists(const string &in) const;
+	bool isEmpty() const;
+	uint getSize() const;
+	bool delete(const string &in);
+	void deleteAll();
+	string[]@ getKeys() const;
+	dictionaryValue& opIndex(const string &in);
+	const dictionaryValue& opIndex(const string &in) const;
+}

Scripts/Interfaces/dictionaryValue.as

@@ -0,0 +1,8 @@
+shared interface dictionaryValue {
+	dictionaryValue& opHndlAssign(const ? &in);
+	dictionaryValue& opHndlAssign(const dictionaryValue &in);
+	void opCast(? &out);
+	void opConv(? &out);
+	int64 opConv();
+	double opConv();
+}

Scripts/Items/heal_item.as

@@ -0,0 +1,26 @@
+namespace Pokemon{
+    [ItemUse effect=heal]
+    class HealItem : ItemUseScript {
+        uint _amount;
+
+        void OnInitialize(const array<EffectParameter@> &in parameters) override {
+            _amount = uint(parameters[0].AsInt());
+        }
+
+        bool IsItemUsable() override {
+            return true;
+        }
+
+        bool IsPokemonUseItem() override {
+            return true;
+        }
+
+        bool IsUseValidForPokemon(Pokemon@ pokemon) override {
+            return pokemon.CurrentHealth < pokemon.MaxHealth;
+        }
+
+        void OnPokemonUse(Pokemon@ pkmn) override {
+            pkmn.Heal(_amount);
+        }
+    }
+}

Scripts/Moves/2_5HitMove.as

@@ -0,0 +1,26 @@
+namespace Gen7 {
+    [Move effect=2_5HitMove]
+    class MultiHitMove : PkmnScript{
+        void ModifyNumberOfHits(MoveTurnChoice@ choice, uint8 &inout numberHits) override {
+            auto randValue = choice.User.Battle.Random.Get(6);
+            switch (randValue){
+                case 0:
+                case 1:
+                    numberHits = 2;
+                    break;
+                case 2:
+                case 3:
+                    numberHits = 3;
+                    break;
+                case 4:
+                    numberHits = 4;
+                    break;
+                case 5:
+                    numberHits = 5;
+                    break;
+                default:
+                    throw("Invalid randValue");
+            }
+        }
+    }
+}

Scripts/Moves/ChangeAllTargetStats.as

@@ -0,0 +1,18 @@
+namespace Gen7 {
+    [Move effect=ChangeAllTargetStats]
+    class ChangeAllTargetStats : PkmnScript{
+        int8 _amount;
+
+        void OnInitialize(const EffectParameter@[] &in parameters) override{
+            _amount = int8(parameters[0].AsInt());
+        }
+
+        void OnSecondaryEffect(ExecutingMove@ attack, Pokemon@ target, uint8 hit) override{
+            target.ChangeStatBoost(Statistic::Attack, _amount);
+            target.ChangeStatBoost(Statistic::Defense, _amount);
+            target.ChangeStatBoost(Statistic::SpecialAttack, _amount);
+            target.ChangeStatBoost(Statistic::SpecialDefense, _amount);
+            target.ChangeStatBoost(Statistic::Speed, _amount);
+        }
+    }
+}

Scripts/Moves/ChangeTargetAtt.as

@@ -0,0 +1,14 @@
+namespace Gen7 {
+    [Move effect=ChangeTargetAtt]
+    class ChangeTargetAttack : PkmnScript{
+        int8 _amount;
+
+        void OnInitialize(const EffectParameter@[] &in parameters) override{
+            _amount = int8(parameters[0].AsInt());
+        }
+
+        void OnSecondaryEffect(ExecutingMove@ attack, Pokemon@ target, uint8 hit) override{
+            target.ChangeStatBoost(Statistic::Attack, _amount);
+        }
+    }
+}

Scripts/Moves/Drain.as

@@ -8,7 +8,7 @@ namespace Gen7{
         }
 
         void OnSecondaryEffect(ExecutingMove@ attack, Pokemon@ target, uint8 hit) override {
-            auto hitData = attack.GetAttackDataForTarget(target).GetHit(hit);
+            auto hitData = attack.GetHitData(target, hit);
             auto damage = hitData.Damage;
             float mod = _healModifier;
             if (attack.User.HasHeldItem("big_root")){

Scripts/Moves/HealEachEndOfTurn.as

@@ -0,0 +1,15 @@
+namespace Gen7 {
+    [Move effect=HealEachEndOfTurn]
+    shared class HealEachEndOfTurn : PkmnScript {
+        float _amount;
+
+        void OnInitialize(const EffectParameter@[] &in parameters) override{
+            _amount = float(parameters[0].AsFloat()) / 100;
+        }
+
+        void OnSecondaryEffect(ExecutingMove@, Pokemon@ pokemon, uint8) override {
+            auto script = cast<HealEachEndOfTurnEffect>(pokemon.AddVolatile("HealEachEndOfTurn"));
+            script.SetBaseHealAmount(_amount);
+        }
+    }
+}

Scripts/Moves/PreventFoeRunning.as

@@ -0,0 +1,9 @@
+namespace Gen7 {
+    [Move effect=PreventFoeRunning]
+    shared class PreventFoeRunning : PkmnScript {
+        void OnSecondaryEffect(ExecutingMove@ move, Pokemon@ target, uint8 hit) override {
+            auto script = cast<PreventFoeRunningEffect>(move.User.AddVolatile("PreventFoeRunning"));
+            script.SetLockedOpponent(target);
+        }
+    }
+}

Scripts/Moves/Struggle.as

@@ -0,0 +1,8 @@
+namespace Gen7 {
+    [Move effect=Struggle]
+    shared class Struggle : PkmnScript {
+        void OnSecondaryEffect(ExecutingMove@ attack, Pokemon@ target, uint8 hit) override{
+            attack.User.Damage(uint(attack.User.MaxHealth / 4), DamageSource::Struggle);
+        }
+    }
+}

Scripts/Moves/SwapWithTarget.as

@@ -0,0 +1,18 @@
+namespace Gen7 {
+    [Move effect=SwapWithTarget]
+    shared class SwapWithTarget : PkmnScript {
+        void OnSecondaryEffect(ExecutingMove@ move, Pokemon@ target, uint8 hit) override {
+            auto userSide = move.User.BattleSide;
+            auto targetSide = target.BattleSide;
+            if (userSide !is targetSide){
+                move.GetHitData(target, hit).Fail();
+                return;
+            }
+            auto userIndex = userSide.GetPokemonIndex(move.User);
+            auto targetIndex = userSide.GetPokemonIndex(target);
+            if (!userSide.SwapPositions(userIndex, targetIndex)){
+                move.GetHitData(target, hit).Fail();
+            }
+        }
+    }
+}

Scripts/Pokemon/Flinch.as

@@ -3,6 +3,7 @@ namespace Pokemon{
     class Flinch : PkmnScript{
         void PreventAttack(ExecutingMove@ attack, bool& result) override {
             result = true;
+            attack.User.RemoveVolatile("flinch");
         }
     }
 }

Scripts/Pokemon/HealEachEndOfTurn.as

@@ -0,0 +1,18 @@
+namespace Gen7 {
+    [Pokemon effect=HealEachEndOfTurn]
+    shared class HealEachEndOfTurnEffect : PkmnScript {
+        float _factor;
+
+        void OnEndTurn(Pokemon@ pokemon) override {
+            auto healAmount = pokemon.MaxHealth * _factor;
+            if (pokemon.HasHeldItem("big_root")){
+                healAmount *= 1.3;
+            }
+            pokemon.Heal(uint(healAmount));
+        }
+
+        void SetBaseHealAmount(float factor){
+            _factor = factor;
+        }
+    }
+}

Scripts/Pokemon/PreventFoeRunning.as

@@ -0,0 +1,20 @@
+namespace Gen7 {
+    [Pokemon effect=PreventFoeRunning]
+    shared class PreventFoeRunningEffect : PkmnScript {
+        Pokemon@[] _trappedOpponents;
+
+        void PreventOpponentRunAway(FleeTurnChoice@ choice, bool &inout o) override {
+            for(uint i = 0; i < _trappedOpponents.length; i++)
+            {
+                if (_trappedOpponents[i] is choice.User){
+                    o = true;
+                    break;
+                }
+            }
+        }
+
+        void SetLockedOpponent(Pokemon@ opponent){
+            _trappedOpponents.insertLast(opponent);
+        }
+    }
+}