Add PlayerPoints to prices system

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt

@@ -111,6 +111,7 @@ import com.willfp.eco.internal.spigot.integrations.hologram.HologramHolographicD
 import com.willfp.eco.internal.spigot.integrations.mcmmo.McmmoIntegrationImpl
 import com.willfp.eco.internal.spigot.integrations.multiverseinventories.MultiverseInventoriesIntegration
 import com.willfp.eco.internal.spigot.integrations.placeholder.PlaceholderIntegrationPAPI
+import com.willfp.eco.internal.spigot.integrations.price.PriceFactoryPlayerPoints
 import com.willfp.eco.internal.spigot.integrations.price.PriceFactoryUltraEconomy
 import com.willfp.eco.internal.spigot.integrations.shop.ShopDeluxeSellwands
 import com.willfp.eco.internal.spigot.integrations.shop.ShopEconomyShopGUI
@@ -357,6 +358,9 @@ abstract class EcoSpigotPlugin : EcoPlugin() {
                     Prices.registerPriceFactory(PriceFactoryUltraEconomy(currency))
                 }
             },
+            IntegrationLoader("PlayerPoints") {
+                Prices.registerPriceFactory(PriceFactoryPlayerPoints())
+            },
 
             // Placeholder
             IntegrationLoader("PlaceholderAPI") { PlaceholderManager.addIntegration(PlaceholderIntegrationPAPI()) },

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/integrations/price/PriceFactoryPlayerPoints.kt

@@ -0,0 +1,54 @@
+package com.willfp.eco.internal.spigot.integrations.price
+
+import com.willfp.eco.core.placeholder.context.PlaceholderContext
+import com.willfp.eco.core.placeholder.context.PlaceholderContextSupplier
+import com.willfp.eco.core.price.Price
+import com.willfp.eco.core.price.PriceFactory
+import org.black_ixx.playerpoints.PlayerPoints
+import org.bukkit.entity.Player
+import java.util.*
+import kotlin.math.roundToInt
+
+class PriceFactoryPlayerPoints : PriceFactory {
+    override fun getNames() = listOf(
+        "player_points",
+        "p_points"
+    )
+
+    override fun create(baseContext: PlaceholderContext, function: PlaceholderContextSupplier<Double>): Price {
+        return PricePlayerPoints(baseContext) { function.get(it).roundToInt() }
+    }
+
+    private class PricePlayerPoints(
+        private val baseContext: PlaceholderContext,
+        private val function: (PlaceholderContext) -> Int
+    ) : Price {
+        private val api = PlayerPoints.getInstance().api
+        private val multipliers = mutableMapOf<UUID, Double>()
+
+        override fun canAfford(player: Player, multiplier: Double): Boolean {
+            return api.look(player.uniqueId) >= getValue(player, multiplier)
+        }
+
+        override fun pay(player: Player, multiplier: Double) {
+            api.take(player.uniqueId, getValue(player, multiplier).roundToInt())
+        }
+
+        override fun giveTo(player: Player, multiplier: Double) {
+            api.give(player.uniqueId, getValue(player, multiplier).roundToInt())
+        }
+
+        override fun getValue(player: Player, multiplier: Double): Double {
+            return function(baseContext.copyWithPlayer(player)) * getMultiplier(player) * multiplier
+        }
+
+        override fun getMultiplier(player: Player): Double {
+            return multipliers[player.uniqueId] ?: 1.0
+        }
+
+        override fun setMultiplier(player: Player, multiplier: Double) {
+            multipliers[player.uniqueId] = multiplier
+        }
+
+    }
+}

eco-core/core-plugin/src/main/resources/paper-plugin.yml

@@ -189,6 +189,10 @@ dependencies:
     required: false
     bootstrap: false
 
+  - name: PlayerPoints
+    required: false
+    bootstrap: false
+
   - name: Denizen
     required: false
     bootstrap: false

eco-core/core-plugin/src/main/resources/plugin.yml

@@ -52,4 +52,5 @@ softdepend:
   - PvPManager
   - DeluxeMenus
   - UltraEconomy
+  - PlayerPoints
   - Denizen