public Template(object id, string name, Entity entity, string fileName, string typeName, string typeCode, bool templateByDefault,
                        EnumTreeType treeType, byte[] content, IEnumerable <TemplateField> fields, IDictionary <string, string> parameters = null)
            : this(name, entity, typeCode, content, fields)
        {
            if (id == null)
            {
                throw new ArgumentNullException("id", Message.Get("Common.NullIdentifier"));
            }

            ID = id;

            //UserID = userID;

            FileName = fileName;
            TypeName = typeName;
            this.TemplateByDefault = templateByDefault;
            this.TreeTypeEnum      = treeType;
            this.parameters        = parameters;
        }
        private void GenPatches(IBlockAccessor blockAccessor, BlockPos pos, float forestNess, EnumTreeType treetype, LCGRandom rnd)
        {
            var bpc         = genPatchesSystem.bpc;
            int radius      = 5;
            int worldheight = blockAccessor.MapSizeY;

            int cnt = underTreePatches?.Count ?? 0;

            for (int i = 0; i < cnt; i++)
            {
                BlockPatch bPatch = underTreePatches[i];
                if (bPatch.TreeType != EnumTreeType.Any && bPatch.TreeType != treetype)
                {
                    continue;
                }

                float chance = 0.003f * forestNess * bPatch.Chance * bpc.ChanceMultiplier.nextFloat();

                //if (bPatch.blockCodes[0].Path.Contains("mushroom")) chance *= 20; - for debugging

                while (chance-- > rnd.NextDouble())
                {
                    int dx = rnd.NextInt(2 * radius) - radius;
                    int dz = rnd.NextInt(2 * radius) - radius;

                    tmpPos.Set(pos.X + dx, 0, pos.Z + dz);

                    int y = blockAccessor.GetTerrainMapheightAt(tmpPos);
                    if (y <= 0 || y >= worldheight - 8)
                    {
                        continue;
                    }

                    tmpPos.Y = y;

                    var climate = blockAccessor.GetClimateAt(tmpPos, EnumGetClimateMode.WorldGenValues);
                    if (climate == null)
                    {
                        continue;
                    }

                    if (bpc.IsPatchSuitableUnderTree(bPatch, worldheight, climate, y))
                    {
                        int regionX = pos.X / blockAccessor.RegionSize;
                        int regionZ = pos.Z / blockAccessor.RegionSize;
                        if (bPatch.MapCode != null && rnd.NextInt(255) > genPatchesSystem.GetPatchDensity(bPatch.MapCode, tmpPos.X, tmpPos.Z, blockAccessor.GetMapRegion(regionX, regionZ)))
                        {
                            continue;
                        }

                        int  firstBlockId = 0;
                        bool found        = true;

                        if (bPatch.BlocksByRockType != null)
                        {
                            found = false;
                            int dy = 1;
                            while (dy < 5 && y - dy > 0)
                            {
                                string lastCodePart = blockAccessor.GetBlock(tmpPos.X, y - dy, tmpPos.Z).LastCodePart();
                                if (genPatchesSystem.RockBlockIdsByType.TryGetValue(lastCodePart, out firstBlockId))
                                {
                                    found = true; break;
                                }
                                dy++;
                            }
                        }

                        if (found)
                        {
                            bPatch.Generate(blockAccessor, rnd, tmpPos.X, tmpPos.Y, tmpPos.Z, firstBlockId);
                        }
                    }
                }
            }

            cnt = onTreePatches?.Count ?? 0;
            for (int i = 0; i < cnt; i++)
            {
                BlockPatch blockPatch = onTreePatches[i];

                float chance = 3 * forestNess * blockPatch.Chance * bpc.ChanceMultiplier.nextFloat();

                while (chance-- > rnd.NextDouble())
                {
                    int dx = 1 - rnd.NextInt(2) * 2;
                    int dy = rnd.NextInt(5);
                    int dz = 1 - rnd.NextInt(2) * 2;

                    tmpPos.Set(pos.X + dx, pos.Y + dy, pos.Z + dz);

                    var block = api.GetBlock(tmpPos);
                    if (block.Id != 0)
                    {
                        continue;
                    }
                    BlockFacing facing = null;

                    for (int j = 0; j < 4; j++)
                    {
                        var f      = BlockFacing.HORIZONTALS[j];
                        var nblock = api.GetBlock(tmpPos.X + f.Normali.X, tmpPos.Y, tmpPos.Z + f.Normali.Z);
                        if (nblock is BlockLog && nblock.Variant["type"] != "resin")
                        {
                            facing = f;
                            break;
                        }
                    }
                    if (facing == null)
                    {
                        break;
                    }

                    var climate = blockAccessor.GetClimateAt(tmpPos, EnumGetClimateMode.WorldGenValues);
                    if (climate == null)
                    {
                        continue;
                    }

                    if (bpc.IsPatchSuitableUnderTree(blockPatch, worldheight, climate, tmpPos.Y))
                    {
                        int regionX = pos.X / blockAccessor.RegionSize;
                        int regionZ = pos.Z / blockAccessor.RegionSize;
                        if (blockPatch.MapCode != null && rnd.NextInt(255) > genPatchesSystem.GetPatchDensity(blockPatch.MapCode, tmpPos.X, tmpPos.Z, blockAccessor.GetMapRegion(regionX, regionZ)))
                        {
                            continue;
                        }

                        int index = rnd.NextInt(blockPatch.Blocks.Length);
                        blockPatch.Blocks[index].TryPlaceBlockForWorldGen(blockAccessor, tmpPos, facing, rnd);
                    }
                }
            }
        }