IJInventoryWindowController.m 19 KB

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  1. //
  2. // IJInventoryWindowController.m
  3. // InsideJob
  4. //
  5. // Created by Adam Preble on 10/7/10.
  6. // Copyright 2010 Adam Preble. All rights reserved.
  7. //
  8. #import "IJInventoryWindowController.h"
  9. #import "IJMinecraftLevel.h"
  10. #import "IJInventoryItem.h"
  11. #import "IJInventoryView.h"
  12. #import "IJItemPropertiesViewController.h"
  13. #import "MAAttachedWindow.h"
  14. @interface IJInventoryWindowController ()
  15. - (void)saveWorld;
  16. - (void)loadWorldAtIndex:(int)worldIndex;
  17. @end
  18. @implementation IJInventoryWindowController
  19. @synthesize worldSelectionControl;
  20. @synthesize statusTextField;
  21. @synthesize inventoryView, armorView, quickView;
  22. @synthesize itemSearchField, itemTableView;
  23. - (void)awakeFromNib
  24. {
  25. armorInventory = [[NSMutableArray alloc] init];
  26. quickInventory = [[NSMutableArray alloc] init];
  27. normalInventory = [[NSMutableArray alloc] init];
  28. statusTextField.stringValue = @"";
  29. [inventoryView setRows:3 columns:9 invert:NO];
  30. [quickView setRows:1 columns:9 invert:NO];
  31. [armorView setRows:4 columns:1 invert:YES];
  32. inventoryView.delegate = self;
  33. quickView.delegate = self;
  34. armorView.delegate = self;
  35. // Item Table View setup
  36. NSArray *keys = [[IJInventoryItem itemIdLookup] allKeys];
  37. keys = [keys sortedArrayUsingSelector:@selector(compare:)];
  38. allItemIds = [[NSArray alloc] initWithArray:keys];
  39. filteredItemIds = [allItemIds retain];
  40. [itemTableView setTarget:self];
  41. [itemTableView setDoubleAction:@selector(itemTableViewDoubleClicked:)];
  42. }
  43. - (void)dealloc
  44. {
  45. [propertiesViewController release];
  46. [armorInventory release];
  47. [quickInventory release];
  48. [normalInventory release];
  49. [inventory release];
  50. [level release];
  51. [super dealloc];
  52. }
  53. #pragma mark -
  54. #pragma mark World Selection
  55. - (void)dirtyLoadSheetDidEnd:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo
  56. {
  57. if (returnCode == NSAlertOtherReturn) // Cancel
  58. {
  59. [worldSelectionControl setSelectedSegment:loadedWorldIndex-1];
  60. return;
  61. }
  62. if (returnCode == NSAlertDefaultReturn) // Save
  63. {
  64. [self saveWorld];
  65. [self loadWorldAtIndex:attemptedLoadWorldIndex];
  66. }
  67. else if (returnCode == NSAlertAlternateReturn) // Don't save
  68. {
  69. dirty = NO; // Slightly hacky -- prevent the alert from being put up again.
  70. [self loadWorldAtIndex:attemptedLoadWorldIndex];
  71. }
  72. }
  73. - (void)loadWorldAtIndex:(int)worldIndex
  74. {
  75. if (dirty)
  76. {
  77. attemptedLoadWorldIndex = worldIndex;
  78. NSBeginInformationalAlertSheet(@"Do you want to save the changes you made in this world?", @"Save", @"Don't Save", @"Cancel", self.window, self, @selector(dirtyLoadSheetDidEnd:returnCode:contextInfo:), nil, nil, @"Your changes will be lost if you do not save them.");
  79. return;
  80. }
  81. [armorInventory removeAllObjects];
  82. [quickInventory removeAllObjects];
  83. [normalInventory removeAllObjects];
  84. [inventoryView setItems:normalInventory];
  85. [quickView setItems:quickInventory];
  86. [armorView setItems:armorInventory];
  87. [self willChangeValueForKey:@"worldTime"];
  88. [level release];
  89. level = nil;
  90. [inventory release];
  91. inventory = nil;
  92. [self didChangeValueForKey:@"worldTime"];
  93. statusTextField.stringValue = @"No world loaded.";
  94. if (![IJMinecraftLevel worldExistsAtIndex:worldIndex])
  95. {
  96. NSBeginCriticalAlertSheet(@"No world exists in that slot.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Please create a new single player world in this slot using Minecraft and try again.");
  97. return;
  98. }
  99. sessionLockValue = [IJMinecraftLevel writeToSessionLockAtIndex:worldIndex];
  100. if (![IJMinecraftLevel checkSessionLockAtIndex:worldIndex value:sessionLockValue])
  101. {
  102. NSBeginCriticalAlertSheet(@"Error loading world.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Inside Job was unable obtain the session lock.");
  103. return;
  104. }
  105. NSString *levelPath = [IJMinecraftLevel pathForLevelDatAtIndex:worldIndex];
  106. NSData *fileData = [NSData dataWithContentsOfURL:[NSURL fileURLWithPath:levelPath]];
  107. if (!fileData)
  108. {
  109. // Error loading
  110. NSBeginCriticalAlertSheet(@"Error loading world.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"InsideJob was unable to load the level at %@.", levelPath);
  111. return;
  112. }
  113. [self willChangeValueForKey:@"worldTime"];
  114. level = [[IJMinecraftLevel nbtContainerWithData:fileData] retain];
  115. inventory = [[level inventory] retain];
  116. [self didChangeValueForKey:@"worldTime"];
  117. // Add placeholder inventory items:
  118. for (int i = 0; i < IJInventorySlotQuickLast + 1 - IJInventorySlotQuickFirst; i++)
  119. [quickInventory addObject:[IJInventoryItem emptyItemWithSlot:IJInventorySlotQuickFirst + i]];
  120. for (int i = 0; i < IJInventorySlotNormalLast + 1 - IJInventorySlotNormalFirst; i++)
  121. [normalInventory addObject:[IJInventoryItem emptyItemWithSlot:IJInventorySlotNormalFirst + i]];
  122. for (int i = 0; i < IJInventorySlotArmorLast + 1 - IJInventorySlotArmorFirst; i++)
  123. [armorInventory addObject:[IJInventoryItem emptyItemWithSlot:IJInventorySlotArmorFirst + i]];
  124. // Overwrite the placeholders with actual inventory:
  125. for (IJInventoryItem *item in inventory)
  126. {
  127. if (IJInventorySlotQuickFirst <= item.slot && item.slot <= IJInventorySlotQuickLast)
  128. {
  129. [quickInventory replaceObjectAtIndex:item.slot - IJInventorySlotQuickFirst withObject:item];
  130. }
  131. else if (IJInventorySlotNormalFirst <= item.slot && item.slot <= IJInventorySlotNormalLast)
  132. {
  133. [normalInventory replaceObjectAtIndex:item.slot - IJInventorySlotNormalFirst withObject:item];
  134. }
  135. else if (IJInventorySlotArmorFirst <= item.slot && item.slot <= IJInventorySlotArmorLast)
  136. {
  137. [armorInventory replaceObjectAtIndex:item.slot - IJInventorySlotArmorFirst withObject:item];
  138. }
  139. }
  140. // NSLog(@"normal: %@", normalInventory);
  141. // NSLog(@"quick: %@", quickInventory);
  142. [inventoryView setItems:normalInventory];
  143. [quickView setItems:quickInventory];
  144. [armorView setItems:armorInventory];
  145. dirty = NO;
  146. statusTextField.stringValue = @"";
  147. loadedWorldIndex = worldIndex;
  148. }
  149. - (void)saveWorld
  150. {
  151. int worldIndex = loadedWorldIndex;
  152. if (inventory == nil)
  153. return; // no world loaded, nothing to save
  154. if (![IJMinecraftLevel checkSessionLockAtIndex:worldIndex value:sessionLockValue])
  155. {
  156. NSBeginCriticalAlertSheet(@"Another application has modified this world.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"The session lock was changed by another application.");
  157. return;
  158. }
  159. NSString *levelPath = [IJMinecraftLevel pathForLevelDatAtIndex:worldIndex];
  160. NSMutableArray *newInventory = [NSMutableArray array];
  161. for (NSArray *items in [NSArray arrayWithObjects:armorInventory, quickInventory, normalInventory, nil])
  162. {
  163. for (IJInventoryItem *item in items)
  164. {
  165. if (item.count > 0 && item.itemId > 0)
  166. [newInventory addObject:item];
  167. }
  168. }
  169. [level setInventory:newInventory];
  170. NSString *backupPath = [levelPath stringByAppendingPathExtension:@"insidejobbackup"];
  171. BOOL success = NO;
  172. NSError *error = nil;
  173. // Remove a previously-created .insidejobbackup, if it exists:
  174. if ([[NSFileManager defaultManager] fileExistsAtPath:backupPath])
  175. {
  176. success = [[NSFileManager defaultManager] removeItemAtPath:backupPath error:&error];
  177. if (!success)
  178. {
  179. NSLog(@"%s:%d %@", __PRETTY_FUNCTION__, __LINE__, [error localizedDescription]);
  180. NSBeginCriticalAlertSheet(@"An error occurred while saving.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Inside Job was unable to remove the prior backup of this level file:\n%@", [error localizedDescription]);
  181. return;
  182. }
  183. }
  184. // Create the backup:
  185. success = [[NSFileManager defaultManager] copyItemAtPath:levelPath toPath:backupPath error:&error];
  186. if (!success)
  187. {
  188. NSLog(@"%s:%d %@", __PRETTY_FUNCTION__, __LINE__, [error localizedDescription]);
  189. NSBeginCriticalAlertSheet(@"An error occurred while saving.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Inside Job was unable to create a backup of the existing level file:\n%@", [error localizedDescription]);
  190. return;
  191. }
  192. // Write the new level.dat out:
  193. success = [[level writeData] writeToURL:[NSURL fileURLWithPath:levelPath] options:0 error:&error];
  194. if (!success)
  195. {
  196. NSLog(@"%s:%d %@", __PRETTY_FUNCTION__, __LINE__, [error localizedDescription]);
  197. NSError *restoreError = nil;
  198. success = [[NSFileManager defaultManager] copyItemAtPath:backupPath toPath:levelPath error:&restoreError];
  199. if (!success)
  200. {
  201. NSLog(@"%s:%d %@", __PRETTY_FUNCTION__, __LINE__, [restoreError localizedDescription]);
  202. NSBeginCriticalAlertSheet(@"An error occurred while saving.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Inside Job was unable to save to the existing level file, and the backup could not be restored.\n%@\n%@", [error localizedDescription], [restoreError localizedDescription]);
  203. }
  204. else
  205. {
  206. NSBeginCriticalAlertSheet(@"An error occurred while saving.", @"Dismiss", nil, nil, self.window, nil, nil, nil, nil, @"Inside Job was unable to save to the existing level file, and the backup was successfully restored.\n%@", [error localizedDescription]);
  207. }
  208. return;
  209. }
  210. dirty = NO;
  211. statusTextField.stringValue = @"Saved.";
  212. }
  213. - (void)markDirty
  214. {
  215. dirty = YES;
  216. statusTextField.stringValue = @"World has unsaved changes.";
  217. }
  218. #pragma mark -
  219. #pragma mark Actions
  220. - (IBAction)menuSelectWorld:(id)sender
  221. {
  222. int worldIndex = [sender tag];
  223. [self loadWorldAtIndex:worldIndex];
  224. [worldSelectionControl setSelectedSegment:worldIndex - 1];
  225. }
  226. - (IBAction)worldSelectionChanged:(id)sender
  227. {
  228. int worldIndex = [worldSelectionControl selectedSegment] + 1;
  229. [self loadWorldAtIndex:worldIndex];
  230. }
  231. - (void)saveDocument:(id)sender
  232. {
  233. [self saveWorld];
  234. }
  235. - (void)delete:(id)sender
  236. {
  237. // IJInventoryItem *item = [outlineView itemAtRow:[outlineView selectedRow]];
  238. // item.count = 0;
  239. // item.itemId = 0;
  240. // item.damage = 0;
  241. // [self markDirty];
  242. // [outlineView reloadItem:item];
  243. }
  244. - (IBAction)makeSearchFieldFirstResponder:(id)sender
  245. {
  246. [itemSearchField becomeFirstResponder];
  247. }
  248. - (BOOL)validateUserInterfaceItem:(id <NSValidatedUserInterfaceItem>)anItem
  249. {
  250. if (anItem.action == @selector(saveDocument:))
  251. return inventory != nil;
  252. return YES;
  253. }
  254. - (NSNumber *)worldTime
  255. {
  256. return [level worldTimeContainer].numberValue;
  257. }
  258. - (void)setWorldTime:(NSNumber *)number
  259. {
  260. [self willChangeValueForKey:@"worldTime"];
  261. [level worldTimeContainer].numberValue = number;
  262. [self didChangeValueForKey:@"worldTime"];
  263. [self markDirty];
  264. }
  265. #pragma mark -
  266. #pragma mark IJInventoryViewDelegate
  267. - (IJInventoryView *)inventoryViewForItemArray:(NSMutableArray *)theItemArray
  268. {
  269. if (theItemArray == normalInventory)
  270. return inventoryView;
  271. if (theItemArray == quickInventory)
  272. return quickView;
  273. if (theItemArray == armorInventory)
  274. return armorView;
  275. return nil;
  276. }
  277. - (NSMutableArray *)itemArrayForInventoryView:(IJInventoryView *)theInventoryView slotOffset:(int*)slotOffset
  278. {
  279. if (theInventoryView == inventoryView)
  280. {
  281. if (slotOffset) *slotOffset = IJInventorySlotNormalFirst;
  282. return normalInventory;
  283. }
  284. else if (theInventoryView == quickView)
  285. {
  286. if (slotOffset) *slotOffset = IJInventorySlotQuickFirst;
  287. return quickInventory;
  288. }
  289. else if (theInventoryView == armorView)
  290. {
  291. if (slotOffset) *slotOffset = IJInventorySlotArmorFirst;
  292. return armorInventory;
  293. }
  294. return nil;
  295. }
  296. - (void)inventoryView:(IJInventoryView *)theInventoryView removeItemAtIndex:(int)itemIndex
  297. {
  298. int slotOffset = 0;
  299. NSMutableArray *itemArray = [self itemArrayForInventoryView:theInventoryView slotOffset:&slotOffset];
  300. if (itemArray)
  301. {
  302. IJInventoryItem *item = [IJInventoryItem emptyItemWithSlot:slotOffset + itemIndex];
  303. [itemArray replaceObjectAtIndex:itemIndex withObject:item];
  304. [theInventoryView setItems:itemArray];
  305. }
  306. [self markDirty];
  307. }
  308. - (void)inventoryView:(IJInventoryView *)theInventoryView setItem:(IJInventoryItem *)item atIndex:(int)itemIndex
  309. {
  310. int slotOffset = 0;
  311. NSMutableArray *itemArray = [self itemArrayForInventoryView:theInventoryView slotOffset:&slotOffset];
  312. if (itemArray)
  313. {
  314. [itemArray replaceObjectAtIndex:itemIndex withObject:item];
  315. item.slot = slotOffset + itemIndex;
  316. [theInventoryView setItems:itemArray];
  317. }
  318. [self markDirty];
  319. }
  320. - (void)inventoryView:(IJInventoryView *)theInventoryView selectedItemAtIndex:(int)itemIndex
  321. {
  322. // Show the properties window for this item.
  323. IJInventoryItem *lastItem = propertiesViewController.item;
  324. NSPoint itemLocationInView = [theInventoryView pointForItemAtIndex:itemIndex];
  325. NSPoint point = [theInventoryView convertPoint:itemLocationInView toView:nil];
  326. point.x += 16 + 8;
  327. point.y -= 16;
  328. NSArray *items = [self itemArrayForInventoryView:theInventoryView slotOffset:nil];
  329. IJInventoryItem *item = [items objectAtIndex:itemIndex];
  330. //NSLog(@"%s index=%d item=%@", _cmd, itemIndex, item);
  331. if (item.itemId == 0 || lastItem == item)
  332. {
  333. // Perhaps caused by a bug, but it seems to be possible for the window to not be invisible at this point,
  334. // so we will set the alpha value here to be sure.
  335. [propertiesWindow setAlphaValue:0.0];
  336. propertiesViewController.item = nil;
  337. return; // can't show info on nothing
  338. }
  339. if (!propertiesViewController)
  340. {
  341. propertiesViewController = [[IJItemPropertiesViewController alloc] initWithNibName:@"ItemPropertiesView" bundle:nil];
  342. propertiesWindow = [[MAAttachedWindow alloc] initWithView:propertiesViewController.view
  343. attachedToPoint:point
  344. inWindow:self.window
  345. onSide:MAPositionRight
  346. atDistance:0];
  347. [propertiesWindow setBackgroundColor:[NSColor controlBackgroundColor]];
  348. [propertiesWindow setViewMargin:4.0];
  349. [propertiesWindow setAlphaValue:1.0];
  350. [[self window] addChildWindow:propertiesWindow ordered:NSWindowAbove];
  351. }
  352. if (observerObject)
  353. [[NSNotificationCenter defaultCenter] removeObserver:observerObject];
  354. observerObject = [[NSNotificationCenter defaultCenter] addObserverForName:NSWindowDidResignKeyNotification
  355. object:propertiesWindow
  356. queue:[NSOperationQueue mainQueue]
  357. usingBlock:^(NSNotification *notification) {
  358. [propertiesViewController commitEditing];
  359. if (item.count == 0)
  360. item.itemId = 0;
  361. [theInventoryView reloadItemAtIndex:itemIndex];
  362. [propertiesWindow setAlphaValue:0.0];
  363. }];
  364. propertiesViewController.item = item;
  365. [propertiesWindow setPoint:point side:MAPositionRight];
  366. [propertiesWindow makeKeyAndOrderFront:nil];
  367. [propertiesWindow setAlphaValue:1.0];
  368. }
  369. #pragma mark -
  370. #pragma mark Item Picker
  371. - (IBAction)updateItemSearchFilter:(id)sender
  372. {
  373. NSString *filterString = [sender stringValue];
  374. if (filterString.length == 0)
  375. {
  376. [filteredItemIds autorelease];
  377. filteredItemIds = [allItemIds retain];
  378. [itemTableView reloadData];
  379. return;
  380. }
  381. NSMutableArray *results = [NSMutableArray array];
  382. for (NSNumber *itemId in allItemIds)
  383. {
  384. NSString *name = [[IJInventoryItem itemIdLookup] objectForKey:itemId];
  385. NSRange range = [name rangeOfString:filterString options:NSCaseInsensitiveSearch];
  386. if (range.location != NSNotFound)
  387. {
  388. [results addObject:itemId];
  389. continue;
  390. }
  391. // Also search the item id:
  392. range = [[itemId stringValue] rangeOfString:filterString];
  393. if (range.location != NSNotFound)
  394. {
  395. [results addObject:itemId];
  396. continue;
  397. }
  398. }
  399. [filteredItemIds autorelease];
  400. filteredItemIds = [results retain];
  401. [itemTableView reloadData];
  402. }
  403. - (NSInteger)numberOfRowsInTableView:(NSTableView *)theTableView
  404. {
  405. return filteredItemIds.count;
  406. }
  407. - (id)tableView:(NSTableView *)theTableView objectValueForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row
  408. {
  409. NSNumber *itemId = [filteredItemIds objectAtIndex:row];
  410. if ([tableColumn.identifier isEqual:@"itemId"])
  411. {
  412. return itemId;
  413. }
  414. else if ([tableColumn.identifier isEqual:@"image"])
  415. {
  416. return [IJInventoryItem imageForItemId:[itemId shortValue]];
  417. }
  418. else
  419. {
  420. NSString *name = [[IJInventoryItem itemIdLookup] objectForKey:itemId];
  421. return name;
  422. }
  423. }
  424. - (BOOL)tableView:(NSTableView *)tableView writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:(NSPasteboard *)pboard
  425. {
  426. [pboard declareTypes:[NSArray arrayWithObjects:IJPasteboardTypeInventoryItem, nil] owner:nil];
  427. NSNumber *itemId = [filteredItemIds objectAtIndex:[rowIndexes firstIndex]];
  428. IJInventoryItem *item = [[IJInventoryItem alloc] init];
  429. item.itemId = [itemId shortValue];
  430. item.count = 1;
  431. item.damage = 0;
  432. item.slot = 0;
  433. [pboard setData:[NSKeyedArchiver archivedDataWithRootObject:item]
  434. forType:IJPasteboardTypeInventoryItem];
  435. [item release];
  436. return YES;
  437. }
  438. - (NSMutableArray *)inventoryArrayWithEmptySlot:(NSUInteger *)slot
  439. {
  440. for (NSMutableArray *inventoryArray in [NSArray arrayWithObjects:quickInventory, normalInventory, nil])
  441. {
  442. __block BOOL found = NO;
  443. [inventoryArray enumerateObjectsUsingBlock:^(id obj, NSUInteger index, BOOL *stop) {
  444. IJInventoryItem *item = obj;
  445. if (item.count == 0)
  446. {
  447. *slot = index;
  448. *stop = YES;
  449. found = YES;
  450. }
  451. }];
  452. if (found)
  453. return inventoryArray;
  454. }
  455. return nil;
  456. }
  457. - (IBAction)itemTableViewDoubleClicked:(id)sender
  458. {
  459. NSUInteger slot;
  460. NSMutableArray *inventoryArray = [self inventoryArrayWithEmptySlot:&slot];
  461. if (!inventoryArray)
  462. return;
  463. IJInventoryItem *item = [inventoryArray objectAtIndex:slot];
  464. item.itemId = [[filteredItemIds objectAtIndex:[itemTableView selectedRow]] shortValue];
  465. item.count = 1;
  466. [self markDirty];
  467. IJInventoryView *invView = [self inventoryViewForItemArray:inventoryArray];
  468. [invView reloadItemAtIndex:slot];
  469. [self inventoryView:invView selectedItemAtIndex:slot];
  470. }
  471. #pragma mark -
  472. #pragma mark NSWindowDelegate
  473. - (void)dirtyCloseSheetDidDismiss:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo
  474. {
  475. if (returnCode == NSAlertOtherReturn) // Cancel
  476. return;
  477. if (returnCode == NSAlertDefaultReturn) // Save
  478. {
  479. [self saveWorld];
  480. [self.window performClose:nil];
  481. }
  482. else if (returnCode == NSAlertAlternateReturn) // Don't save
  483. {
  484. dirty = NO; // Slightly hacky -- prevent the alert from being put up again.
  485. [self.window performClose:nil];
  486. }
  487. }
  488. - (BOOL)windowShouldClose:(id)sender
  489. {
  490. if (dirty)
  491. {
  492. // Note: We use the didDismiss selector becuase the sheet needs to be closed in order for performClose: to work.
  493. NSBeginInformationalAlertSheet(@"Do you want to save the changes you made in this world?", @"Save", @"Don't Save", @"Cancel", self.window, self, nil, @selector(dirtyCloseSheetDidDismiss:returnCode:contextInfo:), nil, @"Your changes will be lost if you do not save them.");
  494. return NO;
  495. }
  496. return YES;
  497. }
  498. - (void)windowWillClose:(NSNotification *)notification
  499. {
  500. [NSApp terminate:nil];
  501. }
  502. #pragma mark -
  503. #pragma mark NSControlTextEditingDelegate
  504. - (BOOL)control:(NSControl *)control textView:(NSTextView *)textView doCommandBySelector:(SEL)command
  505. {
  506. if (command == @selector(moveDown:))
  507. {
  508. if ([itemTableView numberOfRows] > 0)
  509. {
  510. [self.window makeFirstResponder:itemTableView];
  511. [itemTableView selectRowIndexes:[NSIndexSet indexSetWithIndex:0] byExtendingSelection:NO];
  512. }
  513. return YES;
  514. }
  515. return YES;
  516. }
  517. @end