KCD/HMSlotItemShortNameTransformer.m

   1 //
   2 //  HMSlotItemShortNameTransformer.m
   3 //  KCD
   4 //
   5 //  Created by Hori,Masaki on 2015/10/23.
   6 //  Copyright (c) 2015年 Hori,Masaki. All rights reserved.
   7 //
   8
   9 #import "HMSlotItemShortNameTransformer.h"
  10
  11 #import "HMServerDataStore.h"
  12
  13 #import "HMKCSlotItemObject+Extensions.h"
  14 #import "HMKCMasterSlotItemObject.h"
  15
  16 static NSDictionary *slotItemShortName = nil;
  17
  18 @implementation HMSlotItemShortNameTransformer
  19 + (void)load
  20 {
  21         static dispatch_once_t onceToken;
  22         dispatch_once(&onceToken, ^{
  23                 [NSValueTransformer setValueTransformer:[self new] forName:@"HMSlotItemShortNameTransformer"];
  24
  25                 NSBundle *mainBundle = [NSBundle mainBundle];
  26                 NSString *path = [mainBundle pathForResource:@"SlotItemShortName" ofType:@"plist"];
  27                 if(!path) {
  28                         NSLog(@"Could not find SlotItemShortName.plist");
  29                         NSBeep();
  30                         return;
  31                 }
  32                 id dict = [NSDictionary dictionaryWithContentsOfFile:path];
  33                 if(!dict) {
  34                         NSLog(@"SlotItemShortName.plist is not dictionay.");
  35                         NSBeep();
  36                         return;
  37                 }
  38                 slotItemShortName = dict;
  39         });
  40 }
  41
  42 + (Class)transformedValueClass
  43 {
  44         return [NSString class];
  45 }
  46 + (BOOL)allowsReverseTransformation
  47 {
  48         return NO;
  49 }
  50
  51 - (id)transformedValue:(id)value
  52 {
  53         if(![value isKindOfClass:[NSNumber class]]) return nil;
  54         NSInteger slotItemID = [value integerValue];
  55         if(slotItemID == -1) return nil;
  56         if(slotItemID == 0) return nil;
  57
  58         HMServerDataStore *store = [HMServerDataStore defaultManager];
  59
  60         NSError *error = nil;
  61         NSArray *array = [store objectsWithEntityName:@"SlotItem"
  62                                                                                         error:&error
  63                                                                   predicateFormat:@"id = %@", value];
  64         if([array count] == 0) {
  65                 NSLog(@"SlotItem is invalid.");
  66                 return nil;
  67         }
  68
  69         HMKCSlotItemObject *slotItem = array[0];
  70         NSString *mstIDString = [slotItem.master_slotItem.id stringValue];
  71         NSString *shortName = slotItemShortName[mstIDString];
  72         if(shortName) return shortName;
  73
  74         return [slotItem.name copy];
  75 }
  76 @end