up3

server/block/wood_fence_gate.go

@@ -0,0 +1,132 @@
+package block
+
+import (
+	"github.com/df-mc/dragonfly/server/block/cube"
+	"github.com/df-mc/dragonfly/server/block/model"
+	"github.com/df-mc/dragonfly/server/item"
+	"github.com/df-mc/dragonfly/server/world"
+	"github.com/df-mc/dragonfly/server/world/sound"
+	"github.com/go-gl/mathgl/mgl64"
+	"time"
+)
+
+// WoodFenceGate is a block that can be used as an openable 1x1 barrier.
+type WoodFenceGate struct {
+	transparent
+	bass
+	sourceWaterDisplacer
+
+	// Wood is the type of wood of the fence gate. This field must have one of the values found in the material
+	// package.
+	Wood WoodType
+	// Facing is the direction the fence gate swings open.
+	Facing cube.Direction
+	// Open is whether the fence gate is open.
+	Open bool
+	// Lowered lowers the fence gate by 3 pixels and is set when placed next to wall blocks.
+	Lowered bool
+}
+
+// BreakInfo ...
+func (f WoodFenceGate) BreakInfo() BreakInfo {
+	return newBreakInfo(2, alwaysHarvestable, axeEffective, oneOf(f)).withBlastResistance(15)
+}
+
+// FlammabilityInfo ...
+func (f WoodFenceGate) FlammabilityInfo() FlammabilityInfo {
+	if !f.Wood.Flammable() {
+		return newFlammabilityInfo(0, 0, false)
+	}
+	return newFlammabilityInfo(5, 20, true)
+}
+
+// FuelInfo ...
+func (f WoodFenceGate) FuelInfo() item.FuelInfo {
+	if !f.Wood.Flammable() {
+		return item.FuelInfo{}
+	}
+	return newFuelInfo(time.Second * 15)
+}
+
+// UseOnBlock ...
+func (f WoodFenceGate) 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 {
+		return false
+	}
+	f.Facing = user.Rotation().Direction()
+	f.Lowered = f.shouldBeLowered(pos, tx)
+
+	place(tx, pos, f, user, ctx)
+	return placed(ctx)
+}
+
+// NeighbourUpdateTick ...
+func (f WoodFenceGate) NeighbourUpdateTick(pos, _ cube.Pos, tx *world.Tx) {
+	if f.shouldBeLowered(pos, tx) != f.Lowered {
+		f.Lowered = !f.Lowered
+		tx.SetBlock(pos, f, nil)
+	}
+}
+
+// shouldBeLowered returns if the fence gate should be lowered or not, based on the neighbouring walls.
+func (f WoodFenceGate) shouldBeLowered(pos cube.Pos, tx *world.Tx) bool {
+	leftSide := f.Facing.RotateLeft().Face()
+	_, left := tx.Block(pos.Side(leftSide)).(Wall)
+	_, right := tx.Block(pos.Side(leftSide.Opposite())).(Wall)
+	return left || right
+}
+
+// Activate ...
+func (f WoodFenceGate) Activate(pos cube.Pos, _ cube.Face, tx *world.Tx, u item.User, _ *item.UseContext) bool {
+	f.Open = !f.Open
+	if f.Open && f.Facing.Opposite() == u.Rotation().Direction() {
+		f.Facing = f.Facing.Opposite()
+	}
+	tx.SetBlock(pos, f, nil)
+	if f.Open {
+		tx.PlaySound(pos.Vec3Centre(), sound.FenceGateOpen{Block: f})
+		return true
+	}
+	tx.PlaySound(pos.Vec3Centre(), sound.FenceGateClose{Block: f})
+	return true
+}
+
+// SideClosed ...
+func (f WoodFenceGate) SideClosed(cube.Pos, cube.Pos, *world.Tx) bool {
+	return false
+}
+
+// EncodeItem ...
+func (f WoodFenceGate) EncodeItem() (name string, meta int16) {
+	if f.Wood == OakWood() {
+		return "minecraft:fence_gate", 0
+	}
+	return "minecraft:" + f.Wood.String() + "_fence_gate", 0
+}
+
+// EncodeBlock ...
+func (f WoodFenceGate) EncodeBlock() (name string, properties map[string]any) {
+	if f.Wood == OakWood() {
+		return "minecraft:fence_gate", map[string]any{"minecraft:cardinal_direction": f.Facing.String(), "open_bit": f.Open, "in_wall_bit": f.Lowered}
+	}
+	return "minecraft:" + f.Wood.String() + "_fence_gate", map[string]any{"minecraft:cardinal_direction": f.Facing.String(), "open_bit": f.Open, "in_wall_bit": f.Lowered}
+}
+
+// Model ...
+func (f WoodFenceGate) Model() world.BlockModel {
+	return model.FenceGate{Facing: f.Facing, Open: f.Open}
+}
+
+// allFenceGates returns a list of all trapdoor types.
+func allFenceGates() (fenceGates []world.Block) {
+	for _, w := range WoodTypes() {
+		for i := cube.Direction(0); i <= 3; i++ {
+			fenceGates = append(fenceGates, WoodFenceGate{Wood: w, Facing: i, Open: false, Lowered: false})
+			fenceGates = append(fenceGates, WoodFenceGate{Wood: w, Facing: i, Open: false, Lowered: true})
+			fenceGates = append(fenceGates, WoodFenceGate{Wood: w, Facing: i, Open: true, Lowered: true})
+			fenceGates = append(fenceGates, WoodFenceGate{Wood: w, Facing: i, Open: true, Lowered: false})
+		}
+	}
+	return
+}