up3

server/block/flower.go

@@ -0,0 +1,118 @@
+package block
+
+import (
+	"math/rand/v2"
+	"time"
+
+	"github.com/df-mc/dragonfly/server/block/cube"
+	"github.com/df-mc/dragonfly/server/entity/effect"
+	"github.com/df-mc/dragonfly/server/item"
+	"github.com/df-mc/dragonfly/server/world"
+	"github.com/go-gl/mathgl/mgl64"
+)
+
+// Flower is a non-solid plant that occur in a variety of shapes and colours. They are primarily used for decoration
+// and crafted into dyes.
+type Flower struct {
+	empty
+	transparent
+
+	// Type is the type of flower.
+	Type FlowerType
+}
+
+// EntityInside ...
+func (f Flower) EntityInside(_ cube.Pos, _ *world.Tx, e world.Entity) {
+	if f.Type == WitherRose() {
+		if living, ok := e.(interface {
+			AddEffect(effect.Effect)
+		}); ok {
+			living.AddEffect(effect.New(effect.Wither, 1, 2*time.Second))
+		}
+	}
+}
+
+// BoneMeal ...
+func (f Flower) BoneMeal(pos cube.Pos, tx *world.Tx) (result item.BoneMealResult) {
+	result = item.BoneMealResultNone
+	if f.Type == WitherRose() {
+		return
+	}
+
+	for i := 0; i < 8; i++ {
+		p := pos.Add(cube.Pos{rand.IntN(7) - 3, rand.IntN(3) - 1, rand.IntN(7) - 3})
+		if _, ok := tx.Block(p).(Air); !ok {
+			continue
+		}
+		if _, ok := tx.Block(p.Side(cube.FaceDown)).(Grass); !ok {
+			continue
+		}
+		flowerType := f.Type
+		if rand.Float64() < 0.1 {
+			if f.Type == Dandelion() {
+				flowerType = Poppy()
+			} else if f.Type == Poppy() {
+				flowerType = Dandelion()
+			}
+		}
+		tx.SetBlock(p, Flower{Type: flowerType}, nil)
+		result = item.BoneMealResultArea
+	}
+	return
+}
+
+// NeighbourUpdateTick ...
+func (f Flower) NeighbourUpdateTick(pos, _ cube.Pos, tx *world.Tx) {
+	if !supportsVegetation(f, tx.Block(pos.Side(cube.FaceDown))) {
+		breakBlock(f, pos, tx)
+	}
+}
+
+// UseOnBlock ...
+func (f Flower) UseOnBlock(pos cube.Pos, face cube.Face, _ mgl64.Vec3, tx *world.Tx, user item.User, ctx *item.UseContext) bool {
+	pos, _, used := firstReplaceable(tx, pos, face, f)
+	if !used || !supportsVegetation(f, tx.Block(pos.Side(cube.FaceDown))) {
+		return false
+	}
+
+	place(tx, pos, f, user, ctx)
+	return placed(ctx)
+}
+
+// HasLiquidDrops ...
+func (Flower) HasLiquidDrops() bool {
+	return true
+}
+
+// FlammabilityInfo ...
+func (f Flower) FlammabilityInfo() FlammabilityInfo {
+	return newFlammabilityInfo(60, 100, false)
+}
+
+// BreakInfo ...
+func (f Flower) BreakInfo() BreakInfo {
+	return newBreakInfo(0, alwaysHarvestable, nothingEffective, oneOf(f))
+}
+
+// CompostChance ...
+func (Flower) CompostChance() float64 {
+	return 0.65
+}
+
+// EncodeItem ...
+func (f Flower) EncodeItem() (name string, meta int16) {
+	return "minecraft:" + f.Type.String(), 0
+}
+
+// EncodeBlock ...
+func (f Flower) EncodeBlock() (string, map[string]any) {
+	return "minecraft:" + f.Type.String(), nil
+}
+
+// allFlowers ...
+func allFlowers() (b []world.Block) {
+	for _, f := range FlowerTypes() {
+		b = append(b, Flower{Type: f})
+	}
+	return
+}