up3

server/block/gravel.go

@@ -0,0 +1,46 @@
+package block
+
+import (
+	"math/rand/v2"
+
+	"github.com/df-mc/dragonfly/server/block/cube"
+	"github.com/df-mc/dragonfly/server/item"
+	"github.com/df-mc/dragonfly/server/world"
+)
+
+// Gravel is a block affected by gravity. It has a 10% chance of dropping flint instead of itself on break.
+type Gravel struct {
+	gravityAffected
+	solid
+	snare
+}
+
+// NeighbourUpdateTick ...
+func (g Gravel) NeighbourUpdateTick(pos, _ cube.Pos, tx *world.Tx) {
+	g.fall(g, pos, tx)
+}
+
+// BreakInfo ...
+func (g Gravel) BreakInfo() BreakInfo {
+	return newBreakInfo(0.6, alwaysHarvestable, shovelEffective, func(t item.Tool, enchantments []item.Enchantment) []item.Stack {
+		if hasSilkTouch(enchantments) {
+			return []item.Stack{item.NewStack(g, 1)}
+		}
+		flintChances := []float64{0.1, 1.0 / 7.0, 0.25, 1.0}
+		flintChance := flintChances[min(fortuneLevel(enchantments), 3)]
+		if rand.Float64() < flintChance {
+			return []item.Stack{item.NewStack(item.Flint{}, 1)}
+		}
+		return []item.Stack{item.NewStack(g, 1)}
+	})
+}
+
+// EncodeItem ...
+func (Gravel) EncodeItem() (name string, meta int16) {
+	return "minecraft:gravel", 0
+}
+
+// EncodeBlock ...
+func (Gravel) EncodeBlock() (string, map[string]any) {
+	return "minecraft:gravel", nil
+}