KCD/ChangeHenseiCommand.swift

   1 //
   2 //  ChangeHenseiCommand.swift
   3 //  KCD
   4 //
   5 //  Created by Hori,Masaki on 2017/01/09.
   6 //  Copyright © 2017年 Hori,Masaki. All rights reserved.
   7 //
   8
   9 import Cocoa
  10
  11 enum ChangeHenseiType: Int {
  12
  13     case append
  14     case replace
  15     case remove
  16     case removeAllWithoutFlagship
  17 }
  18
  19 extension Notification.Name {
  20
  21     static let HenseiDidChange = Notification.Name("com.masakih.KCD.Notification.HenseiDidChange")
  22 }
  23
  24 final class HenseiDidChangeUserInfo: NSObject {
  25
  26     let type: ChangeHenseiType
  27
  28     let fleetNumber: Int
  29     let position: Int
  30     let shipID: Int
  31
  32     let replaceFleetNumber: Int?
  33     let replacePosition: Int?
  34     let replaceShipID: Int?
  35
  36     required init(type: ChangeHenseiType,
  37                   fleetNumber: Int,
  38                   position: Int,
  39                   shipID: Int,
  40                   replaceFleetNumber: Int? = nil,
  41                   replacePosition: Int? = nil,
  42                   replaceShipID: Int? = nil) {
  43
  44         self.type = type
  45         self.fleetNumber = fleetNumber
  46         self.position = position
  47         self.shipID = shipID
  48         self.replaceFleetNumber = replaceFleetNumber
  49         self.replacePosition = replacePosition
  50         self.replaceShipID = replaceShipID
  51
  52         super.init()
  53     }
  54 }
  55
  56 final class ChangeHenseiCommand: JSONCommand {
  57
  58     static let userInfoKey = "HenseiDidChangeUserInfoKey"
  59
  60     override class func canExecuteAPI(_ api: API) -> Bool {
  61
  62         return api.endpoint == .change
  63     }
  64
  65     // api_ship_id の値
  66     // ship_id > 0 : 艦娘のID　append or replace
  67     // ship_id == -1 : remove.
  68     // ship_id == -2 : remove all without flag ship.
  69     override func execute() {
  70
  71         guard let deckNumber = parameter["api_id"].int,
  72             let shipId = parameter["api_ship_id"].int,
  73             let shipIndex = parameter["api_ship_idx"].int else {
  74
  75                 return Logger.shared.log("parameter is wrong")
  76         }
  77
  78         if shipId == -1 {
  79
  80             guard let ship = removeShip(deckNumber: deckNumber, index: shipIndex) else { return }
  81             notify(type: .remove, fleetNumber: deckNumber, position: shipIndex, shipID: ship.id)
  82             return
  83         }
  84
  85         if shipId == -2 {
  86
  87             excludeShipsWithoutFlagShip(deckNumber: deckNumber)
  88             notify(type: .removeAllWithoutFlagship)
  89             return
  90         }
  91
  92         guard case 0..<Deck.maxShipCount = shipIndex else { return }
  93
  94         let store = ServerDataStore.oneTimeEditor()
  95         guard let deck = store.deck(by: deckNumber) else { return }
  96
  97         // すでに編成されているか？ どこに？
  98         let (shipDeckNumber, shipDeckIndex) = position(of: shipId)
  99
 100         // 配置しようとする位置に今配置されている艦娘
 101         let replaceShipId = deck[shipIndex]?.id
 102
 103         // 艦隊に配備
 104         deck.setShip(id: shipId, for: shipIndex)
 105
 106         // 入れ替え
 107         if shipDeckNumber != nil {
 108
 109             let shipDeck = store.deck(by: shipDeckNumber!)
 110             shipDeck?.setShip(id: replaceShipId ?? -1, for: shipDeckIndex)
 111             shipDeck.map { packFleet(store: store, deck: $0) }
 112         }
 113
 114         packFleet(store: store, deck: deck)
 115
 116         // Notify
 117         if shipDeckNumber != nil {
 118
 119             notify(type: .replace,
 120                    fleetNumber: deckNumber,
 121                    position: shipIndex,
 122                    shipID: shipId,
 123                    replaceFleetNumber: shipDeckNumber!,
 124                    replacePosition: shipDeckIndex,
 125                    replaceShipID: replaceShipId)
 126
 127         } else {
 128
 129             notify(type: .append, fleetNumber: deckNumber, position: shipIndex, shipID: shipId)
 130         }
 131     }
 132
 133     private func position(of shipId: Int) -> (deckNumber: Int?, shipId: Int) {
 134
 135         return ServerDataStore.default
 136             .decksSortedById()
 137             .lazy
 138             .enumerated()
 139             .map { (idx, deck) -> (Int, [Ship]) in (idx + 1, deck[0..<Deck.maxShipCount]) }
 140             .filter { $0.1.contains { $0.id == shipId } }
 141             .map { (deck, ships) in (deck, ships.index(where: { $0.id == shipId })!) }
 142             .first ?? (nil, -1)
 143     }
 144
 145     private func removeShip(deckNumber: Int, index: Int) -> Ship? {
 146
 147         let store = ServerDataStore.oneTimeEditor()
 148
 149         guard let deck = store.deck(by: deckNumber) else { return Logger.shared.log("Deck not found", value: nil) }
 150
 151         let shipId = deck[index]?.id ?? -1
 152         deck.setShip(id: -1, for: index)
 153
 154         packFleet(store: store, deck: deck)
 155
 156         return ServerDataStore.default.ship(by: shipId)
 157     }
 158
 159     private func excludeShipsWithoutFlagShip(deckNumber: Int) {
 160
 161         let store = ServerDataStore.oneTimeEditor()
 162
 163         guard let deck = store.deck(by: deckNumber) else {
 164
 165             return Logger.shared.log("Deck not found")
 166         }
 167
 168         (1..<Deck.maxShipCount).forEach { deck.setShip(id: -1, for: $0) }
 169     }
 170
 171     private func packFleet(store: ServerDataStore, deck: Deck) {
 172
 173         func set(_ ships: [Ship], at index: Int, in deck: Deck) {
 174
 175             guard index < Deck.maxShipCount else { return }
 176
 177             deck.setShip(id: ships.first?.id ?? -1, for: index)
 178
 179             let newShips = ships.isEmpty ? [] : Array(ships[1...])
 180
 181             set(newShips, at: index + 1, in: deck)
 182         }
 183
 184         set(deck[0..<Deck.maxShipCount], at: 0, in: deck)
 185     }
 186
 187     private func notify(type: ChangeHenseiType,
 188                         fleetNumber: Int = 0,
 189                         position: Int = 0,
 190                         shipID: Int = 0,
 191                         replaceFleetNumber: Int? = nil,
 192                         replacePosition: Int? = nil,
 193                         replaceShipID: Int? = nil) {
 194
 195         let userInfo = HenseiDidChangeUserInfo(type: type,
 196                                                fleetNumber: fleetNumber,
 197                                                position: position,
 198                                                shipID: shipID,
 199                                                replaceFleetNumber: replaceFleetNumber,
 200                                                replacePosition: replacePosition,
 201                                                replaceShipID: replaceShipID)
 202         NotificationCenter.default
 203             .post(name: .HenseiDidChange,
 204                   object: self,
 205                   userInfo: [ChangeHenseiCommand.userInfoKey: userInfo])
 206     }
 207 }