watchtower.c

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class Watchtower extends BaseBuildingBase
{   
    typename ATTACHMENT_BARBED_WIRE         = BarbedWire;
    typename ATTACHMENT_CAMONET             = CamoNet;
    
    const float MAX_FLOOR_VERTICAL_DISTANCE         = 0.5;
    
    const float MIN_ACTION_DETECTION_ANGLE_RAD      = 0.35;     //0.35 RAD = 20 DEG
    const float MAX_ACTION_DETECTION_DISTANCE       = 2.0;      //meters
    
    static const string BASE_VIEW_NAME              = "level_";
    static const string BASE_WALL_NAME              = "_wall_";
    static const string BASE_ROOF_NAME              = "_roof";
    static const int    MAX_WATCHTOWER_FLOORS       = 3;
    static const int    MAX_WATCHTOWER_WALLS        = 3;
    
    void Watchtower()
    {
    }
    
    override string GetConstructionKitType()
    {
        return "WatchtowerKit";
    }       
    
    override int GetMeleeTargetType()
    {
        return EMeleeTargetType.NONALIGNABLE;
    }
    
    /*override void EEHitBy(TotalDamageResult damageResult, int damageType, EntityAI source, int component, string dmgZone, string ammo, vector modelPos, float speedCoef)
    {
        super.EEHitBy(damageResult, damageType, source, component, dmgZone, ammo, modelPos, speedCoef);
        
        if (component == -1)
        {
            Print("EEHitBy: " + this + "; damageType: "+ damageType +"; source: "+ source +"; component: "+ component +"; dmgZone: "+ dmgZone +"; ammo: "+ ammo +"; modelPos: "+ modelPos);
            Print("GetDamage " + damageResult.GetDamage("","Health"));
            Print("GetHighestDamage " + damageResult.GetHighestDamage("Health"));
        }
    }*/
    
    //overriden for the express purpose of handling view geometry (interaction) animations
    override void UpdateVisuals()
    {
        super.UpdateVisuals();
        
        SetAnimationPhase( "level_1", 0); //always visible
        SetAnimationPhase( "level_1_wall_1", 0); //always visible
        SetAnimationPhase( "level_1_wall_2", 0); //always visible
        SetAnimationPhase( "level_1_wall_3", 0); //always visible
        
        string part_name = "";
        bool built = false;
        
        for ( int i = 1; i < MAX_WATCHTOWER_FLOORS; ++i )
        {
            //roof checks
            part_name = "" + BASE_VIEW_NAME + i + BASE_ROOF_NAME;
            built = GetConstruction().IsPartConstructed(part_name);
            //Print(part_name);
            //Print(built);
            
            //string tmp = "";
            
            if ( built )
            {
                SetAnimationPhase( BASE_VIEW_NAME + (i + 1), 0); //show
                for ( int j = 1; j < MAX_WATCHTOWER_WALLS + 1; ++j )
                {
                    //tmp = BASE_VIEW_NAME + (i + 1) + BASE_WALL_NAME + j;
                    //Print(tmp);
                    SetAnimationPhase( BASE_VIEW_NAME + (i + 1) + BASE_WALL_NAME + j, 0); //show
                }
            }
            else
            {
                SetAnimationPhase( BASE_VIEW_NAME + (i + 1), 1 ); //hide
                for ( j = 1; j < MAX_WATCHTOWER_WALLS + 1; ++j )
                {
                    //tmp = BASE_VIEW_NAME + (i + 1) + BASE_WALL_NAME + j;
                    //Print(tmp);
                    SetAnimationPhase( BASE_VIEW_NAME + (i + 1) + BASE_WALL_NAME + j, 1); //hide
                }
            }
        }
    }
    
    //--- ATTACHMENT & CONDITIONS
    override bool CanReceiveAttachment( EntityAI attachment, int slotId )
    {
        if ( !super.CanReceiveAttachment( attachment, slotId ) )
            return false;
 
        //because CanReceiveAttachment() method can be called on all clients in the vicinity, vertical distance check needs to be skipped on clients that don't
        //interact with the object through attach action (AT_ATTACH_TO_CONSTRUCTION)
        PlayerBase player;
        if ( !GetGame().IsDedicatedServer() )
        {
            //check action initiator (AT_ATTACH_TO_CONSTRUCTION)
            player = PlayerBase.Cast( GetGame().GetPlayer() );
            if ( player )
            {
                ConstructionActionData construction_action_data = player.GetConstructionActionData();
                PlayerBase action_initiator = construction_action_data.GetActionInitiator();
                
                if ( action_initiator == player )           
                {
                    construction_action_data.SetActionInitiator( NULL );                //reset action initiator
                }
                else
                {
                    player = null;                  //do not do vertical check (next)
                }
            }
        }
        //
            
        return CheckSlotVerticalDistance( slotId, player );
    }
    
    //can put into hands
    override bool CanPutIntoHands( EntityAI parent )
    {
        return false;
    }
    
    override bool CanBeRepairedToPristine()
    {
        return true;
    }
    
    override bool PerformRoofCheckForBase( string partName, PlayerBase player, out bool result )
    {
        if (CfgGameplayHandler.GetDisablePerformRoofCheck())
            return false;
        
        if (partName != "level_1_base" && partName != "level_2_base" && partName != "level_3_base" && partName != "level_3_roof")
        {
            return false;
        }
        
        vector center;
        vector orientation = GetOrientation();
        vector edge_length;
        vector min_max[2];
        ref array<Object> excluded_objects = new array<Object>;
        ref array<Object> collided_objects = new array<Object>;
        
        excluded_objects.Insert( this );
        excluded_objects.Insert( player );
        
        if ( partName == "level_2_base" )
        {
            min_max[0] = GetMemoryPointPos( "level_2_wall_1_down_min" );
            min_max[1] = GetMemoryPointPos( "level_2_roof_max" );
        }
        else if ( partName == "level_3_base" )
        {
            min_max[0] = GetMemoryPointPos( "level_3_wall_1_down_min" );
            min_max[1] = GetMemoryPointPos( "level_3_wall_2_up_max" );
        }
        else if ( partName == "level_3_roof" )
        {
            min_max[0] = GetMemoryPointPos( "level_3_roof_min" );
            min_max[1] = GetMemoryPointPos( "level_3_roof_max" );
        }
        else
        {
            //min_max[0] = GetMemoryPointPos( "level_1_wall_1_up_min" );
            //min_max[0] = GetMemoryPointPos( "level_1_wall_1_down_min" );
            min_max[0] = GetMemoryPointPos( "level_1_collisioncheck_min" );
            min_max[1] = GetMemoryPointPos( "level_1_roof_max" );
        }
        center = GetPosition();
        center[1] = center[1] + ( min_max[1][1] + min_max[0][1] ) / 2;
        
        edge_length[0] = min_max[1][0] - min_max[0][0];
        edge_length[2] = min_max[1][2] - min_max[0][2];
        edge_length[1] = min_max[1][1] - min_max[0][1];
        
        result = false;
        /*result = */GetGame().IsBoxCollidingGeometry( center, orientation, edge_length, ObjIntersectView, ObjIntersectGeom, excluded_objects, collided_objects );
        if ( collided_objects.Count() > 0 )
        {
            foreach ( Object o : collided_objects )
            {
                if (Building.Cast(o))
                {
                    result = true;
                }
            }
        }
        return true;
    }
    
    // --- INVENTORY
    override bool CanDisplayAttachmentSlot( int slot_id )
    {
        //super
        if ( !super.CanDisplayAttachmentSlot( slot_id ) )
            return false;
 
        string slot_name = InventorySlots.GetSlotName(slot_id);
        slot_name.ToLower();
        PlayerBase player = PlayerBase.Cast( GetGame().GetPlayer() );
        //base attachments
        if ( slot_name.Contains( "material_l1" ) || slot_name.Contains( "level_1_" ) )
        {
            if ( slot_name.Contains( "woodenlogs" ) )
            {
                return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_1_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
        }
        else if ( slot_name.Contains( "material_l2" ) || slot_name.Contains( "level_2_" ) )
        {
            if ( slot_name.Contains( "woodenlogs" ) )
            {
                return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_2_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
            }
        }
        else if ( slot_name.Contains( "material_l3" ) || slot_name.Contains( "level_3_" ) )
        {
            if ( slot_name.Contains( "woodenlogs" ) )
            {
                return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_3_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
            }
        }
                
        return true;
    }
 
    override bool CanDisplayAttachmentCategory( string category_name )
    {
        //super
        if ( !super.CanDisplayAttachmentCategory( category_name ) )
            return false;
        //
    
        category_name.ToLower();
        PlayerBase player = PlayerBase.Cast( GetGame().GetPlayer() );
        //level 1
        if ( category_name.Contains( "level_1" ) )
        {
            if ( category_name.Contains( "level_1_" ) )
            {
                return GetConstruction().IsPartConstructed( "level_1_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
            else
            {
                return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
        }
        //level 2
        if ( category_name.Contains( "level_2" ) )
        {
            if ( category_name.Contains( "level_2_" ) )
            {
                return GetConstruction().IsPartConstructed( "level_2_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_1_roof" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
            }
        }
        //level 3
        if ( category_name.Contains( "level_3" ) )
        {
            if ( category_name.Contains( "level_3_" ) )
            {
                return GetConstruction().IsPartConstructed( "level_3_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_2_roof" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
            }
        }
        
        return true;
    }   
    
    //returns true if attachment slot position is within given range
    override bool CheckSlotVerticalDistance( int slot_id, PlayerBase player )
    {
        string slot_name;
        InventorySlots.GetSelectionForSlotId( slot_id , slot_name );        
        slot_name.ToLower();
        
        //wall attachments
        //level 1
        if ( slot_name.Contains( "material_l1" ) || slot_name.Contains( "level_1_" ) )
        {
            if ( slot_name.Contains( "woodenlogs" ) )
            {
                return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
            else
            {
                return GetConstruction().IsPartConstructed( "level_1_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_1", player );
            }
        }
        //level 2
        if ( slot_name.Contains( "material_l2" ) || slot_name.Contains( "level_2_" ) )
        {
            if ( slot_name.Contains( "material_l2w" ) || slot_name.Contains( "level_2_wall" ) )
            {
                return GetConstruction().IsPartConstructed( "level_2_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
            }
            else
            {
                if ( slot_name.Contains( "woodenlogs" ) )
                {
                    return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
                }
                else
                {
                    return GetConstruction().IsPartConstructed( "level_1_roof" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_2", player );
                }
            }
        }
        //level 3
        if ( slot_name.Contains( "material_l3" ) || slot_name.Contains( "level_3_" ) )
        {
            if ( slot_name.Contains( "material_l3w" ) || slot_name.Contains( "level_3_wall" ) )
            {
                return GetConstruction().IsPartConstructed( "level_3_base" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
            }
            else
            {
                if ( slot_name.Contains( "woodenlogs" ) )
                {
                    return CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
                }
                else
                {
                    return GetConstruction().IsPartConstructed( "level_2_roof" ) && CheckMemoryPointVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, "level_3", player );
                }
            }
        }       
    
        return true;        
    }
    
    //returns true if player->mem_point position is within given range
    override bool CheckMemoryPointVerticalDistance( float max_dist, string selection, PlayerBase player )
    {
        if ( player )
        {
            //check vertical distance
            vector player_pos = player.GetPosition();
            vector pos;
            
            if ( MemoryPointExists( selection ) )
            {
                pos = ModelToWorld( GetMemoryPointPos( selection ) );
            }
            
            if ( Math.AbsFloat( player_pos[1] - pos[1] ) <= max_dist )
            {
                return true;
            }
            else
            {
                return false;
            }
        }           
 
        return true;
    }   
    
    override bool CheckLevelVerticalDistance( float max_dist, string selection, PlayerBase player )
    {
        if ( player )
        {
            if ( selection.Contains( "level_1_" ) )
                return CheckMemoryPointVerticalDistance( max_dist, "level_1", player );
            
            if ( selection.Contains( "level_2_" ) )
                return CheckMemoryPointVerticalDistance( max_dist, "level_2", player );
            
            if ( selection.Contains( "level_3_" ) )
                return CheckMemoryPointVerticalDistance( max_dist, "level_3", player );
        }
        return false;
    }
    // ---  
    override void AfterStoreLoad()
    {
        super.AfterStoreLoad();
        
        UpdateVisuals();
    }
    
    override void OnPartBuiltServer( notnull Man player, string part_name, int action_id )
    {
        super.OnPartBuiltServer( player, part_name, action_id );
        //update visuals (server)
        UpdateVisuals();
    }
    
    override void OnPartDismantledServer( notnull Man player, string part_name, int action_id )
    {
        super.OnPartDismantledServer( player, part_name, action_id );
        //update visuals (server)
        UpdateVisuals();
    }
    
    override void OnPartDestroyedServer( Man player, string part_name, int action_id, bool destroyed_by_connected_part = false )
    {
        super.OnPartDestroyedServer( player, part_name, action_id );
        //update visuals (server)
        UpdateVisuals();
    }
    
    //--- ACTION CONDITIONS
    //returns dot product of player->construction direction based on existing/non-existing reference point
    override bool IsFacingPlayer( PlayerBase player, string selection )
    {
        vector ref_pos;
        vector ref_dir;
        vector player_dir;
        float dot;
        bool has_memory_point = MemoryPointExists( selection );
        
        if ( has_memory_point )
        {
            ref_pos = ModelToWorld( GetMemoryPointPos( selection ) );
            ref_dir = ref_pos - GetPosition();
        }
        else
        {
            ref_pos = GetPosition();
            ref_dir = ref_pos - player.GetPosition();
        }
        
        ref_dir.Normalize();
        ref_dir[1] = 0;             //ignore height
        
        player_dir = player.GetDirection();
        player_dir.Normalize();
        player_dir[1] = 0;          //ignore height
        
        if ( ref_dir.Length() != 0 )
        {
            dot = vector.Dot( player_dir, ref_dir );
        }
        
        if ( has_memory_point )
        {
            if ( dot < 0 && Math.AbsFloat( dot ) > MIN_ACTION_DETECTION_ANGLE_RAD )
            {
                return true;
            }
        }
        else
        {
            if ( dot > 0 && Math.AbsFloat( dot ) > MIN_ACTION_DETECTION_ANGLE_RAD )
            {
                return true;
            }
        }
        
        return false;
    }
        
    override bool IsFacingCamera( string selection )
    {
        vector ref_pos;
        vector ref_dir;
        vector cam_dir = GetGame().GetCurrentCameraDirection();
        
        if ( MemoryPointExists( selection ) )
        {
            ref_pos = ModelToWorld( GetMemoryPointPos( selection ) );
            ref_dir = ref_pos - GetPosition();
            
            ref_dir.Normalize();
            ref_dir[1] = 0;     //ignore height
            
            cam_dir[1] = 0;     //ignore height
            
            if ( ref_dir.Length() > 0.5 )       //if the distance (m) is too low, ignore this check
            {
                float dot = vector.Dot( cam_dir, ref_dir );
            
                if ( dot < 0 )  
                {
                    return true;
                }
            }
        }
 
        return false;
    }
    
    override bool IsPlayerInside( PlayerBase player, string selection )
    {
        if ( selection != "")
        {
            CheckLevelVerticalDistance( MAX_FLOOR_VERTICAL_DISTANCE, selection, player );
        }
        vector player_pos = player.GetPosition();
        vector tower_pos = GetPosition();
        vector ref_dir = GetDirection();
        ref_dir[1] = 0;
        ref_dir.Normalize();
        
        vector min,max;
        
        min = -GetMemoryPointPos( "interact_min" );
        max = -GetMemoryPointPos( "interact_max" );
        
        vector dir_to_tower = tower_pos - player_pos;
        dir_to_tower[1] = 0;
        float len = dir_to_tower.Length();
        
 
        dir_to_tower.Normalize();
        
        vector ref_dir_angle = ref_dir.VectorToAngles();
        vector dir_to_tower_angle = dir_to_tower.VectorToAngles();
        vector test_angles = dir_to_tower_angle - ref_dir_angle;
        
        vector test_position = test_angles.AnglesToVector() * len;
        
        if (test_position[0] > max[0] || test_position[0] < min[0] || test_position[2] > max[2] || test_position[2] < min[2] )
        {
            return false;
        }
 
        return true;
    }
    
    override bool HasProperDistance( string selection, PlayerBase player )
    {
        if ( MemoryPointExists( selection ) )
        {
            vector selection_pos = ModelToWorld( GetMemoryPointPos( selection ) );
            float distance = vector.Distance( selection_pos, player.GetPosition() );
            if ( distance >= MAX_ACTION_DETECTION_DISTANCE )
            {
                return false;
            }
        }
            
        return true;
    }
    
    override void SetActions()
    {
        super.SetActions();
        
        AddAction(ActionTogglePlaceObject);
        AddAction(ActionPlaceObject);
        AddAction(ActionFoldBaseBuildingObject);
    }   
    
        
    //================================================================
    // DEBUG
    //================================================================
    
    override array<string> OnDebugSpawnBuildExcludes()
    {
        array<string> excludes;
        
        #ifdef DIAG_DEVELOPER
        bool bWood = DiagMenu.GetBool(DiagMenuIDs.BASEBUILDING_WOOD);
        #else
        bool bWood = false;
        #endif
        
        if (bWood)
        {
            excludes = {"_metal_"};
        }
        else
        {
            excludes = {"_wood_"};
        }
        
        return excludes;
    }
    
    //Debug menu Spawn Ground Special
    override void OnDebugSpawn()
    {
        super.OnDebugSpawn();
        
        int i;
                
        for (i = 0; i < MAX_WATCHTOWER_FLOORS * MAX_WATCHTOWER_WALLS; ++i)
        {
            GetInventory().CreateInInventory("CamoNet");        
        }   
        
        for (i = 0; i < 2 * MAX_WATCHTOWER_WALLS; ++i)
        {
            BarbedWire wire = BarbedWire.Cast(GetInventory().CreateInInventory("BarbedWire"));      
            wire.SetMountedState(true);
        }
    }
 
}