EnchantedSwordBiome.cs

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using System.Collections.Generic;
using Microsoft.Xna.Framework;
using Newtonsoft.Json;
using Terraria.GameContent.Generation;
using Terraria.ID;
using Terraria.WorldBuilding;
 
namespace Terraria.GameContent.Biomes;
 
public class EnchantedSwordBiome : MicroBiome
{
    [JsonProperty("ChanceOfEntrance")]
    private double _chanceOfEntrance;
 
    [JsonProperty("ChanceOfRealSword")]
    private double _chanceOfRealSword;
 
    public override bool Place(Point origin, StructureMap structures)
    {
        Dictionary<ushort, int> dictionary = new Dictionary<ushort, int>();
        WorldUtils.Gen(new Point(origin.X - 25, origin.Y - 25), new Shapes.Rectangle(50, 50), new Actions.TileScanner(0, 1).Output(dictionary));
        if (dictionary[0] + dictionary[1] < 1250)
        {
            return false;
        }
        Point result;
        bool flag = WorldUtils.Find(origin, Searches.Chain(new Searches.Up(1000), new Conditions.IsSolid().AreaOr(1, 50).Not()), out result);
        if (WorldUtils.Find(origin, Searches.Chain(new Searches.Up(origin.Y - result.Y), new Conditions.IsTile(53)), out var _))
        {
            return false;
        }
        if (!flag)
        {
            return false;
        }
        result.Y += 50;
        ShapeData shapeData = new ShapeData();
        ShapeData shapeData2 = new ShapeData();
        Point point = new Point(origin.X, origin.Y + 20);
        Point point2 = new Point(origin.X, origin.Y + 30);
        bool[] array = new bool[TileID.Sets.GeneralPlacementTiles.Length];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = TileID.Sets.GeneralPlacementTiles[i];
        }
        array[21] = false;
        array[467] = false;
        double num = 0.8 + GenBase._random.NextDouble() * 0.5;
        if (!structures.CanPlace(new Rectangle(point.X - (int)(20.0 * num), point.Y - 20, (int)(40.0 * num), 40), array))
        {
            return false;
        }
        if (!structures.CanPlace(new Rectangle(origin.X, result.Y + 10, 1, origin.Y - result.Y - 9), array, 2))
        {
            return false;
        }
        WorldUtils.Gen(point, new Shapes.Slime(20, num, 1.0), Actions.Chain(new Modifiers.Blotches(2, 0.4), new Actions.ClearTile(frameNeighbors: true).Output(shapeData)));
        WorldUtils.Gen(point2, new Shapes.Mound(14, 14), Actions.Chain(new Modifiers.Blotches(2, 1, 0.8), new Actions.SetTile(0), new Actions.SetFrames(frameNeighbors: true).Output(shapeData2)));
        shapeData.Subtract(shapeData2, point, point2);
        WorldUtils.Gen(point, new ModShapes.InnerOutline(shapeData), Actions.Chain(new Actions.SetTile(2), new Actions.SetFrames(frameNeighbors: true)));
        WorldUtils.Gen(point, new ModShapes.All(shapeData), Actions.Chain(new Modifiers.RectangleMask(-40, 40, 0, 40), new Modifiers.IsEmpty(), new Actions.SetLiquid()));
        WorldUtils.Gen(point, new ModShapes.All(shapeData), Actions.Chain(new Actions.PlaceWall(68), new Modifiers.OnlyTiles(2), new Modifiers.Offset(0, 1), new ActionVines(3, 5, 382)));
        if (GenBase._random.NextDouble() <= _chanceOfEntrance || WorldGen.tenthAnniversaryWorldGen)
        {
            ShapeData data = new ShapeData();
            WorldUtils.Gen(new Point(origin.X, result.Y + 10), new Shapes.Rectangle(1, origin.Y - result.Y - 9), Actions.Chain(new Modifiers.Blotches(2, 0.2), new Modifiers.SkipTiles(191, 192), new Actions.ClearTile().Output(data), new Modifiers.Expand(1), new Modifiers.OnlyTiles(53), new Actions.SetTile(397).Output(data)));
            WorldUtils.Gen(new Point(origin.X, result.Y + 10), new ModShapes.All(data), new Actions.SetFrames(frameNeighbors: true));
        }
        if (GenBase._random.NextDouble() <= _chanceOfRealSword)
        {
            WorldGen.PlaceTile(point2.X, point2.Y - 15, 187, mute: true, forced: false, -1, 17);
        }
        else
        {
            WorldGen.PlaceTile(point2.X, point2.Y - 15, 186, mute: true, forced: false, -1, 15);
        }
        WorldUtils.Gen(point2, new ModShapes.All(shapeData2), Actions.Chain(new Modifiers.Offset(0, -1), new Modifiers.OnlyTiles(2), new Modifiers.Offset(0, -1), new ActionGrass()));
        structures.AddProtectedStructure(new Rectangle(point.X - (int)(20.0 * num), point.Y - 20, (int)(40.0 * num), 40), 10);
        return true;
    }
}