up3

server/item/hoe.go

@@ -0,0 +1,115 @@
+package item
+
+import (
+	"github.com/df-mc/dragonfly/server/block/cube"
+	"github.com/df-mc/dragonfly/server/world"
+	"github.com/df-mc/dragonfly/server/world/sound"
+	"github.com/go-gl/mathgl/mgl64"
+	"time"
+)
+
+// Hoe is a tool generally used to till dirt and grass blocks into farmland blocks for planting crops.
+// Additionally, a Hoe can be used to break certain types of blocks such as Crimson and Hay Blocks.
+type Hoe struct {
+	Tier ToolTier
+}
+
+// UseOnBlock will turn a dirt or grass block into a farmland if the necessary properties are met.
+func (h Hoe) UseOnBlock(pos cube.Pos, face cube.Face, _ mgl64.Vec3, tx *world.Tx, _ User, ctx *UseContext) bool {
+	if b, ok := tx.Block(pos).(tillable); ok {
+		if res, ok := b.Till(); ok {
+			if face == cube.FaceDown {
+				// Tilled land isn't created when the bottom face is clicked.
+				return false
+			}
+			if tx.Block(pos.Side(cube.FaceUp)) != air() {
+				// Tilled land can only be created if air is above the grass block.
+				return false
+			}
+			tx.SetBlock(pos, res, nil)
+			tx.PlaySound(pos.Vec3(), sound.ItemUseOn{Block: res})
+			ctx.DamageItem(1)
+			return true
+		}
+	}
+	return false
+}
+
+// tillable represents a block that can be tilled by using a hoe on it.
+type tillable interface {
+	// Till returns a block that results from tilling it. If tilling it does not have a result, the bool returned
+	// is false.
+	Till() (world.Block, bool)
+}
+
+// MaxCount ...
+func (h Hoe) MaxCount() int {
+	return 1
+}
+
+// AttackDamage ...
+func (h Hoe) AttackDamage() float64 {
+	return h.Tier.BaseAttackDamage + 1
+}
+
+// ToolType ...
+func (h Hoe) ToolType() ToolType {
+	return TypeHoe
+}
+
+// HarvestLevel returns the level that this hoe is able to harvest. If a block has a harvest level above
+// this one, this hoe won't be able to harvest it.
+func (h Hoe) HarvestLevel() int {
+	return h.Tier.HarvestLevel
+}
+
+// BaseMiningEfficiency ...
+func (h Hoe) BaseMiningEfficiency(world.Block) float64 {
+	return h.Tier.BaseMiningEfficiency
+}
+
+// EnchantmentValue ...
+func (h Hoe) EnchantmentValue() int {
+	return h.Tier.EnchantmentValue
+}
+
+// DurabilityInfo ...
+func (h Hoe) DurabilityInfo() DurabilityInfo {
+	return DurabilityInfo{
+		MaxDurability:    h.Tier.Durability,
+		BrokenItem:       simpleItem(Stack{}),
+		AttackDurability: 2,
+		BreakDurability:  1,
+	}
+}
+
+// SmeltInfo ...
+func (h Hoe) SmeltInfo() SmeltInfo {
+	switch h.Tier {
+	case ToolTierIron:
+		return newOreSmeltInfo(NewStack(IronNugget{}, 1), 0.1)
+	case ToolTierGold:
+		return newOreSmeltInfo(NewStack(GoldNugget{}, 1), 0.1)
+	case ToolTierCopper:
+		return newOreSmeltInfo(NewStack(CopperNugget{}, 1), 0.1)
+	}
+	return SmeltInfo{}
+}
+
+// FuelInfo ...
+func (h Hoe) FuelInfo() FuelInfo {
+	if h.Tier == ToolTierWood {
+		return newFuelInfo(time.Second * 10)
+	}
+	return FuelInfo{}
+}
+
+// RepairableBy ...
+func (h Hoe) RepairableBy(i Stack) bool {
+	return toolTierRepairable(h.Tier)(i)
+}
+
+// EncodeItem ...
+func (h Hoe) EncodeItem() (name string, meta int16) {
+	return "minecraft:" + h.Tier.Name + "_hoe", 0
+}