cfgplayerspawnhandler.c

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class PlayerSpawnHandler
{
    private static bool m_Initialized;
    static ref PlayerSpawnJsonData m_Data = new PlayerSpawnJsonData();
    
    static bool LoadData()
    {
        array<string> spawnGearPresetFiles = CfgGameplayHandler.GetPlayerSpawnGearPresetFiles();
        if (!spawnGearPresetFiles || (spawnGearPresetFiles && spawnGearPresetFiles.Count() == 0))
            return false;
 
        m_Data.presets = {};
 
        foreach (string spawnPresetFile : spawnGearPresetFiles)
        {
            PlayerSpawnPreset preset;
            string path = "$mission:" + spawnPresetFile;
 
            string errorMessage;
            if (!JsonFileLoader<PlayerSpawnPreset>.LoadFile(path, preset, errorMessage))
            {
                ErrorEx(errorMessage);
                return false;
            }
            
            if (preset != null)
                m_Data.presets.Insert(preset);
        }
 
        m_Initialized = m_Data.presets.Count() > 0;
        
        return true;
    }
    
    static bool IsInitialized()
    {
        return m_Initialized;
    }
    
    static PlayerSpawnPreset GetRandomCharacterPreset()
    {
        array<int> weightedPresetIndexes = new array<int>();
        int count = m_Data.presets.Count();
        PlayerSpawnPreset p;
        for (int i = 0; i < count; i++)
        {
            p = m_Data.presets[i];
            if (p.IsValid())
            {
                for (int j = 0; j < p.spawnWeight; j++)
                {
                    weightedPresetIndexes.Insert(i);
                }
            }
        }
        
        return m_Data.presets.Get(weightedPresetIndexes.GetRandomElement());
    } 
    
    static bool ProcessEquipmentData(PlayerBase player, PlayerSpawnPreset data)
    {
        if (data.IsValid())
        {
            ProcessSlotsEquipment(player, data);
            ProcessCargoEquipment(player, data);
        }
        
        return true;
    }
    
    private static void ProcessSlotsEquipment(PlayerBase player, PlayerSpawnPreset data)
    {
        if (!data.HasAttachmentSlotSetsDefined())
        {
            Debug.Log("No non-empty 'attachmentSlotItemSets' array found. Skipping slot spawns","n/a","n/a","ProcessSlotsEquipment");
            return;
        }
        
        foreach (PlayerSpawnPresetSlotData slotData : data.attachmentSlotItemSets)
        {
            SelectAndSpawnSlotEquipment(player,slotData);
        }
    }
    
    private static bool SelectAndSpawnSlotEquipment(PlayerBase player, PlayerSpawnPresetSlotData slotData)
    {
        int slotID;
        if (!slotData.TranslateAndValidateSlot(player,slotID))
            return false;
        
        if (!slotData.IsValid())
            return false;
        
        array<int> weightedDiscreteSetIndexes = new array<int>();
        int count = slotData.discreteItemSets.Count();
        PlayerSpawnPresetDiscreteItemSetSlotData dis;
        for (int i = 0; i < count; i++)
        {
            dis = slotData.discreteItemSets[i];
            
            if (dis.IsValid()) //only when the type exists and spawnWeight is set
            {
                for (int j = 0; j < dis.spawnWeight; j++)
                {
                    weightedDiscreteSetIndexes.Insert(i);
                }
            }
        }
        
        dis = null;
        if (weightedDiscreteSetIndexes.Count() > 0)
            dis = slotData.discreteItemSets.Get(weightedDiscreteSetIndexes.GetRandomElement());
        return SpawnDiscreteSlotItemSet(player,dis,slotID);
    }
    
    private static void ProcessCargoEquipment(PlayerBase player, PlayerSpawnPreset data)
    {
        if (!data.HasDiscreteUnsortedItemSetsDefined())
        {
            Debug.Log("No non-empty 'discreteUnsortedItemSets' array found. Skipping cargo spawns","n/a","n/a","ProcessCargoEquipment");
            return;
        }
        
        SelectAndSpawnCargoSet(player,data);
    }
    
    private static bool SelectAndSpawnCargoSet(PlayerBase player, PlayerSpawnPreset data)
    {
        array<int> weightedDiscreteSetIndexes = new array<int>();
        int count = data.discreteUnsortedItemSets.Count();
        PlayerSpawnPresetDiscreteCargoSetData csd;
        for (int i = 0; i < count; i++)
        {
            csd = data.discreteUnsortedItemSets[i];
            
            if (csd.IsValid()) //only when the spawnWeight is set
            {
                for (int j = 0; j < csd.spawnWeight; j++)
                {
                    weightedDiscreteSetIndexes.Insert(i);
                }
            }
        }
        
        csd = null;
        if (weightedDiscreteSetIndexes.Count() > 0)
            csd = data.discreteUnsortedItemSets.Get(weightedDiscreteSetIndexes.GetRandomElement());
        return SpawnDiscreteCargoItemSet(player,csd);
    }
    
    private static bool SpawnDiscreteCargoItemSet(PlayerBase player, PlayerSpawnPresetDiscreteCargoSetData csd)
    {
        SpawnComplexChildrenItems(player,csd);
        SpawnSimpleChildrenItems(player,csd);
        return true;
    }
    
    private static bool SpawnDiscreteSlotItemSet(PlayerBase player, PlayerSpawnPresetDiscreteItemSetSlotData dis, int slotID)
    {
        if (!dis)
        {
            Debug.Log("No PlayerSpawnPresetDiscreteItemSet found. Skipping spawn for slot: " + InventorySlots.GetSlotName(slotID),"n/a","n/a","SpawnDiscreteSlotItemSet");
            return false;
        }
        
        ItemBase item;
        if (slotID == InventorySlots.HANDS) //hands exception
            item = ItemBase.Cast(player.GetHumanInventory().CreateInHands(dis.itemType));
        else
            item = ItemBase.Cast(player.GetInventory().CreateAttachmentEx(dis.itemType,slotID));
        
        if (item)
        {
            HandleNewItem(item,dis);
        }
        else if (dis.itemType != string.Empty)
        {
            Debug.Log("FAILED spawning item type: " + dis.itemType + " into slot: " + InventorySlots.GetSlotName(slotID) + " of parent: " + player,"n/a","n/a","SpawnDiscreteSlotItemSet");
            return false;
        }
        
        return item != null;
    }
    
    private static bool SpawnComplexChildrenItems(EntityAI parent, notnull PlayerSpawnPresetItemSetBase data)
    {
        if (!data.complexChildrenTypes || data.complexChildrenTypes.Count() < 1) //no children defined, still valid!
        {
            return false;
        }
        
        foreach (PlayerSpawnPresetComplexChildrenType cct : data.complexChildrenTypes)
        {
            //todo: slotID option over nyah?
            if (cct.itemType == string.Empty)
            {
                Debug.Log("Empty item type found in 'complexChildrenTypes' of parent : " + parent,"n/a","n/a","SpawnSimpleChildrenItems");
                continue;
            }
            
            ItemBase item;
            Class.CastTo(item,CreateChildItem(parent,cct.itemType));
            
            if (item)
            {
                HandleNewItem(item,cct);
            }
            else
            {
                Debug.Log("FAILED spawning item: " + cct.itemType + " of parent: " + parent,"n/a","n/a","SpawnComplexChildrenItems");
            }
        }
        
        return true;
    }
    
    private static bool SpawnSimpleChildrenItems(EntityAI parent, PlayerSpawnPresetItemSetBase data)
    {
        if (!data || !data.simpleChildrenTypes || data.simpleChildrenTypes.Count() < 1) //no children defined, still valid!
        {
            return false;
        }
        
        int count = data.simpleChildrenTypes.Count();
        string itemType;
        for (int i = 0; i < count; i++)
        {
            itemType = data.simpleChildrenTypes[i];
            if (itemType == string.Empty)
            {
                Debug.Log("Empty item type found at idx: " + i.ToString() + " of 'simpleChildrenTypes' array. Skipping","n/a","n/a","SpawnSimpleChildrenItems");
                continue;
            }
            
            ItemBase item;
            Class.CastTo(item,CreateChildItem(parent,itemType));
            
            if (item)
            {
                if (!data.simpleChildrenUseDefaultAttributes)
                    ApplyAttributes(item,data.attributes);
            }
            else
            {
                Debug.Log("FAILED spawning item type: " + itemType + " to parent: " + parent,"n/a","n/a","SpawnSimpleChildrenItems");
            }
        }
        return true;
    }
    
    private static void HandleNewItem(notnull ItemBase item, PlayerSpawnPresetItemSetBase data)
    {
        ApplyAttributes(item,data.attributes);
        
        PlayerBase player;
        if (Class.CastTo(player,item.GetHierarchyRootPlayer()) && data.GetQuickbarIdx() > -1)
            player.SetQuickBarEntityShortcut(item,data.GetQuickbarIdx());
        
        SpawnComplexChildrenItems(item,data);
        SpawnSimpleChildrenItems(item,data);
    }
    
    private static EntityAI CreateChildItem(EntityAI parent, string type)
    {
        PlayerBase player;
        ItemBase newItem;
        if (Class.CastTo(player,parent)) //special behavior
        {
            int count = player.GetInventory().AttachmentCount();
            if (Class.CastTo(newItem,player.GetInventory().CreateInInventory(type)))
                return newItem;
            
            Debug.Log("FAILED spawning item: " + type + ", it fits in no cargo or attachment on any worn item","n/a","n/a","CreateChildItem");
            return null;
        }
        
        //weapon magazine exception
        if (GetGame().ConfigIsExisting(CFG_MAGAZINESPATH + " " + type) && parent.IsWeapon())
        {
            Weapon_Base wep
            if (Class.CastTo(wep,parent))
                return wep.SpawnAttachedMagazine(type);
        }
        
        return parent.GetInventory().CreateInInventory(type);
    }
    
    private static void ApplyAttributes(ItemBase item, PlayerSpawnAttributesData attributes)
    {
        if (!attributes)
            return;
        
        float health01 = Math.RandomFloatInclusive(attributes.healthMin,attributes.healthMax);
        item.SetHealth01("","Health",health01);
        
        float quantity01 = Math.RandomFloatInclusive(attributes.quantityMin,attributes.quantityMax);
        if (item.IsMagazine())
        {
            Magazine mag = Magazine.Cast(item);
            //todo: magazine bullet customization?
            /*if (attributes.magazineAmmoOrdered && attributes.magazineAmmoOrdered.Count() > 0)
            {
                mag.ServerSetAmmoCount(0);
                foreach (string bulletType : attributes.magazineAmmoOrdered)
                {
                    mag.ServerStoreCartridge(health01,bulletType);
                }
                mag.SetSynchDirty();
            }
            else*/
            {
                int ammoQuantity = (int)Math.Lerp(0,mag.GetAmmoMax(),quantity01);
                mag.ServerSetAmmoCount(ammoQuantity);
            }
        }
        else //'varQuantityDestroyOnMin' quantity safeguard
        {
            float quantityAbsolute = Math.Lerp(item.GetQuantityMin(),item.GetQuantityMax(),quantity01);
            quantityAbsolute = Math.Round(quantityAbsolute); //avoids weird floats
            if (quantityAbsolute <= item.GetQuantityMin() && item.ConfigGetBool("varQuantityDestroyOnMin"))
                quantityAbsolute++;
            item.SetQuantity(quantityAbsolute);
        }
    }
}