com.github.shynixn.petblocks.sponge.logic.business.service.PersistenceServiceImpl.kt Maven / Gradle / Ivy

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package com.github.shynixn.petblocks.sponge.logic.business.service

import com.github.shynixn.petblocks.api.business.controller.PetBlockController
import com.github.shynixn.petblocks.api.business.service.PersistenceService
import com.github.shynixn.petblocks.api.persistence.controller.PetMetaController
import com.github.shynixn.petblocks.api.persistence.entity.PetMeta
import com.github.shynixn.petblocks.sponge.logic.business.PetBlocksManager
import com.github.shynixn.petblocks.sponge.logic.business.helper.async
import com.github.shynixn.petblocks.sponge.logic.business.helper.sync
import com.google.inject.Inject
import org.spongepowered.api.entity.living.player.Player
import org.spongepowered.api.plugin.PluginContainer
import java.util.*
import java.util.concurrent.CompletableFuture

/**
 * Created by Shynixn 2018.
 * 
 * Version 1.2
 * 

 * MIT License
 * 

 * Copyright (c) 2018 by Shynixn
 * 

 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 

 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
class PersistenceServiceImpl @Inject constructor(private val plugin: PluginContainer) : PersistenceService {
    private var petBlockController: PetBlockController? = null
    private var petMetaController: PetMetaController? = null

    /**
     * Returns [CompletableFuture] with the [PetMeta] instance of the given player. Creates a new [PetMeta] instance and
     * stores it in the storage if it does not already exist.
     */
    override fun 
 getOrCreateFromPlayer(player: P): CompletableFuture {
        if (player !is Player) {
            throw IllegalArgumentException("Player has to be an BukkitPlayer!")
        }

        initializeDependencies()

        val completableFuture = CompletableFuture()
        val optPetBlock = petBlockController!!.getFromPlayer(player)

        if (optPetBlock.isPresent) {
            val meta = optPetBlock.get().meta

            sync(plugin) {
                completableFuture.complete(meta)
            }
        } else {
            async(plugin) {
                val optResult = petMetaController!!.getFromPlayer(player)

                if (optPetBlock.isPresent) {
                    sync(plugin) {
                        completableFuture.complete(optResult.get())
                    }
                } else {
                    val petMeta = petMetaController!!.create(player)
                    petMetaController!!.store(petMeta)

                    sync(plugin) {
                        completableFuture.complete(petMeta)
                    }
                }
            }
        }

        return completableFuture
    }

    /**
     * Returns [CompletableFuture] with a list of stored [PetMeta].
     */
    override fun getAll(): CompletableFuture> {
        val completableFuture = CompletableFuture>()
        val activePetMetas = petBlockController!!.all.map { p -> p.meta }

        initializeDependencies()

        async(plugin) {
            val petMetaList = petMetaController!!.all

            var i = 0
            while (i < petMetaList.size) {
                val petMeta = petMetaList[i]

                if (activePetMetas.count { p -> p.playerMeta.uuid == petMeta.playerMeta.uuid } > 0) {
                    petMetaList.removeAt(i)
                    i = 0
                }

                i++
            }

            sync(plugin) {
                completableFuture.complete(petMetaList)
            }
        }

        return completableFuture
    }

    /**
     * Returns [CompletableFuture] with optional newly created [PetMeta] instance or empty optional if not found.
     */
    override fun  getFromPlayer(player: P): CompletableFuture> {
        if (player !is Player) {
            throw IllegalArgumentException("Player has to be an BukkitPlayer!")
        }

        initializeDependencies()

        val completableFuture = CompletableFuture>()
        val optPetBlock = petBlockController!!.getFromPlayer(player)

        if (optPetBlock.isPresent) {
            val meta = optPetBlock.get().meta

            sync(plugin) {
                completableFuture.complete(Optional.of(meta))
            }
        } else {
            async(plugin) {
                val optResult = petMetaController!!.getFromPlayer(player)

                sync(plugin) {
                    completableFuture.complete(optResult)
                }
            }
        }

        return completableFuture
    }

    /**
     * Saves the given [petMeta] instance and returns a [CompletableFuture] with the same petMeta instance.
     */
    override fun save(petMeta: PetMeta): CompletableFuture {
        initializeDependencies()

        val completableFuture = CompletableFuture()

        async(plugin) {
            petMetaController!!.store(petMeta)
            completableFuture.complete(petMeta)

            sync(plugin) {
                val petBlock = petBlockController!!.getFromPlayer(petMeta.playerMeta.getPlayer())
                if (petBlock.isPresent) {
                    petBlock.get().respawn()
                }
            }
        }
        return completableFuture
    }

    private fun initializeDependencies() {
        if (petBlockController == null) {
            petBlockController = PetBlocksManager.petBlocksManager!!.petBlockController
            petMetaController = PetBlocksManager.petBlocksManager!!.petMetaController
        }
    }
}