SameBoy/iOS/GBLoadROMTableViewController.m

301 lines
15 KiB
Objective-C

#import "GBLoadROMTableViewController.h"
#import "GBROMManager.h"
#import "GBViewController.h"
#import <CoreServices/CoreServices.h>
#import <objc/runtime.h>
@interface GBLoadROMTableViewController() <UIDocumentPickerDelegate>
@end
@implementation GBLoadROMTableViewController
{
NSIndexPath *_renamingPath;
}
- (instancetype)init
{
self = [super initWithStyle:UITableViewStyleGrouped];
self.navigationItem.rightBarButtonItem = self.editButtonItem;
return self;
}
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
return 2;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
if (section == 1) return 1;
return [GBROMManager sharedManager].allROMs.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
if (indexPath.section == 1) {
UITableViewCell *cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:nil];
cell.textLabel.text = @"Import ROM files";
return cell;
}
UITableViewCell *cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:nil];
NSString *rom = [GBROMManager sharedManager].allROMs[[indexPath indexAtPosition:1]];
cell.textLabel.text = rom;
cell.accessoryType = [rom isEqualToString:[GBROMManager sharedManager].currentROM]? UITableViewCellAccessoryCheckmark : UITableViewCellAccessoryNone;
NSString *pngPath = [[[GBROMManager sharedManager] autosaveStateFileForROM:rom] stringByAppendingPathExtension:@"png"];
UIGraphicsBeginImageContextWithOptions((CGSize){60, 60}, false, self.view.window.screen.scale);
UIBezierPath *mask = [UIBezierPath bezierPathWithRoundedRect:CGRectMake(0, 3, 60, 54) cornerRadius:4];
[mask addClip];
UIImage *image = [UIImage imageWithContentsOfFile:pngPath];
[image drawInRect:mask.bounds];
if (@available(iOS 13.0, *)) {
[[UIColor tertiaryLabelColor] set];
}
else {
[[UIColor colorWithWhite:0 alpha:0.5] set];
}
[mask stroke];
cell.imageView.image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return cell;
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
if (indexPath.section == 1) return [super tableView:tableView heightForRowAtIndexPath:indexPath];
return 60;
}
- (NSString *)title
{
return @"ROM Library";
}
- (NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section
{
if (section == 0) return nil;
return @"You can also import ROM files by opening them in SameBoy using the Files app or a web browser, or by sending them over with AirDrop.";
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
if (indexPath.section == 1) {
UIViewController *parent = self.presentingViewController;
NSString *gbUTI = (__bridge_transfer NSString *)UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, (__bridge CFStringRef)@"gb", NULL);
NSString *gbcUTI = (__bridge_transfer NSString *)UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, (__bridge CFStringRef)@"gbc", NULL);
NSString *isxUTI = (__bridge_transfer NSString *)UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, (__bridge CFStringRef)@"isx", NULL);
NSMutableSet *extensions = [NSMutableSet set];
[extensions addObjectsFromArray:(__bridge NSArray *)UTTypeCopyAllTagsWithClass((__bridge CFStringRef)gbUTI, kUTTagClassFilenameExtension)];
[extensions addObjectsFromArray:(__bridge NSArray *)UTTypeCopyAllTagsWithClass((__bridge CFStringRef)gbcUTI, kUTTagClassFilenameExtension)];
[extensions addObjectsFromArray:(__bridge NSArray *)UTTypeCopyAllTagsWithClass((__bridge CFStringRef)isxUTI, kUTTagClassFilenameExtension)];
if (extensions.count != 3) {
if (![[NSUserDefaults standardUserDefaults] boolForKey:@"GBShownUTIWarning"]) {
UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"File Association Conflict"
message:@"Due to a limitation in iOS, the file picker will allow you to select files not supported by SameBoy. SameBoy will only import GB, GBC and ISX files.\n\nIf you have a multi-system emulator installed, updating it could fix this problem."
preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:@"Close"
style:UIAlertActionStyleCancel
handler:^(UIAlertAction *action) {
[[NSUserDefaults standardUserDefaults] setBool:true forKey:@"GBShownUTIWarning"];
[self tableView:tableView didSelectRowAtIndexPath:indexPath];
}]];
[self presentViewController:alert animated:true completion:nil];
return;
}
}
[self.presentingViewController dismissViewControllerAnimated:true completion:^{
UIDocumentPickerViewController *picker = [[UIDocumentPickerViewController alloc] initWithDocumentTypes:@[@"com.github.liji32.sameboy.gb",
@"com.github.liji32.sameboy.gbc",
@"com.github.liji32.sameboy.isx",
gbUTI ?: @"",
gbcUTI ?: @"",
isxUTI ?: @""]
inMode:UIDocumentPickerModeImport];
picker.allowsMultipleSelection = true;
if (@available(iOS 13.0, *)) {
picker.shouldShowFileExtensions = true;
}
picker.delegate = self;
objc_setAssociatedObject(picker, @selector(delegate), self, OBJC_ASSOCIATION_RETAIN);
[parent presentViewController:picker animated:true completion:nil];
}];
return;
}
[GBROMManager sharedManager].currentROM = [GBROMManager sharedManager].allROMs[[indexPath indexAtPosition:1]];
[self.presentingViewController dismissViewControllerAnimated:true completion:^{
[[NSNotificationCenter defaultCenter] postNotificationName:@"GBROMChanged" object:nil];
}];
}
- (void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentsAtURLs:(NSArray <NSURL *>*)urls
{
NSMutableArray<NSURL *> *validURLs = [NSMutableArray array];
NSMutableArray<NSString *> *skippedBasenames = [NSMutableArray array];
for (NSURL *url in urls) {
if ([@[@"gb", @"gbc", @"isx"] containsObject:url.pathExtension.lowercaseString]) {
[validURLs addObject:url];
}
else {
[skippedBasenames addObject:url.lastPathComponent];
}
}
if (skippedBasenames.count) {
UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"Unsupported Files"
message:[NSString stringWithFormat:@"Could not import the following files because they're not supported:\n%@",
[skippedBasenames componentsJoinedByString:@"\n"]]
preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:@"Close"
style:UIAlertActionStyleCancel
handler:^(UIAlertAction *action) {
[[NSUserDefaults standardUserDefaults] setBool:false forKey:@"GBShownUTIWarning"]; // Somebody might need a reminder
}]];
[[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:alert animated:true completion:nil];
urls = validURLs;
}
if (urls.count == 1) {
NSURL *url = urls.firstObject;
NSString *potentialROM = [[url.path stringByDeletingLastPathComponent] lastPathComponent];
if ([[[GBROMManager sharedManager] romFileForROM:potentialROM].stringByStandardizingPath isEqualToString:url.path.stringByStandardizingPath]) {
[GBROMManager sharedManager].currentROM = potentialROM;
}
else {
[url startAccessingSecurityScopedResource];
[GBROMManager sharedManager].currentROM =
[[GBROMManager sharedManager] importROM:url.path
keepOriginal:true];
[url stopAccessingSecurityScopedResource];
}
[[NSNotificationCenter defaultCenter] postNotificationName:@"GBROMChanged" object:nil];
}
else {
for (NSURL *url in urls) {
NSString *potentialROM = [[url.path stringByDeletingLastPathComponent] lastPathComponent];
if ([[[GBROMManager sharedManager] romFileForROM:potentialROM].stringByStandardizingPath isEqualToString:url.path.stringByStandardizingPath]) {
// That's an already imported ROM
continue;
}
[url startAccessingSecurityScopedResource];
[[GBROMManager sharedManager] importROM:url.path
keepOriginal:true];
[url stopAccessingSecurityScopedResource];
}
[(GBViewController *)[UIApplication sharedApplication].keyWindow.rootViewController openLibrary];
}
}
- (UIModalPresentationStyle)modalPresentationStyle
{
return UIModalPresentationOverFullScreen;
}
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
if (indexPath.section == 1) return;
if (editingStyle != UITableViewCellEditingStyleDelete) return;
NSString *rom = [GBROMManager sharedManager].allROMs[[indexPath indexAtPosition:1]];
UIAlertController *alert = [UIAlertController alertControllerWithTitle:[NSString stringWithFormat:@"Delete ROM “%@”?", rom]
message: @"Save data for this ROM will also be deleted."
preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:@"Delete"
style:UIAlertActionStyleDestructive
handler:^(UIAlertAction *action) {
[[GBROMManager sharedManager] deleteROM:rom];
[self.tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
if ([[GBROMManager sharedManager].currentROM isEqualToString:rom]) {
[GBROMManager sharedManager].currentROM = nil;
[[NSNotificationCenter defaultCenter] postNotificationName:@"GBROMChanged" object:nil];
}
}]];
[alert addAction:[UIAlertAction actionWithTitle:@"Cancel"
style:UIAlertActionStyleCancel
handler:nil]];
[self presentViewController:alert animated:true completion:nil];
}
- (void)renameRow:(NSIndexPath *)indexPath
{
if (indexPath.section == 1) return;
UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath];
UITextField *field = [[UITextField alloc] initWithFrame:cell.textLabel.frame];
field.font = cell.textLabel.font;
field.text = cell.textLabel.text;
cell.textLabel.text = @"";
[[cell.textLabel superview] addSubview:field];
[field becomeFirstResponder];
[field selectAll:nil];
_renamingPath = indexPath;
[field addTarget:self action:@selector(doneRename:) forControlEvents:UIControlEventEditingDidEnd | UIControlEventEditingDidEndOnExit];
}
- (void)doneRename:(UITextField *)sender
{
if (!_renamingPath) return;
NSString *newName = sender.text;
NSString *oldName = [GBROMManager sharedManager].allROMs[[_renamingPath indexAtPosition:1]];
_renamingPath = nil;
if ([newName isEqualToString:oldName]) {
[self.tableView reloadData];
return;
}
if ([newName containsString:@"/"]) {
[self.tableView reloadData];
UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"You can't use a name that contains “/”. Please choose another name."
message:nil
preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:@"OK"
style:UIAlertActionStyleCancel
handler:nil]];
[self presentViewController:alert animated:true completion:nil];
return;
}
[[GBROMManager sharedManager] renameROM:oldName toName:newName];
[self.tableView reloadData];
_renamingPath = nil;
}
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
return indexPath.section == 0;
}
// Leave these ROM management to iOS 13.0 and up for now
- (UIContextMenuConfiguration *)tableView:(UITableView *)tableView
contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath
point:(CGPoint)point API_AVAILABLE(ios(13.0))
{
if (indexPath.section == 1) return nil;
return [UIContextMenuConfiguration configurationWithIdentifier:nil
previewProvider:nil
actionProvider:^UIMenu *(NSArray<UIMenuElement *> *suggestedActions) {
return [UIMenu menuWithTitle:nil children:@[
[UIAction actionWithTitle:@"Rename"
image:[UIImage systemImageNamed:@"pencil"]
identifier:nil
handler:^(__kindof UIAction *action) {
[self renameRow:indexPath];
}],
[UIAction actionWithTitle:@"Duplicate"
image:[UIImage systemImageNamed:@"plus.square.on.square"]
identifier:nil
handler:^(__kindof UIAction *action) {
[[GBROMManager sharedManager] duplicateROM:[GBROMManager sharedManager].allROMs[[indexPath indexAtPosition:1]]];
[self.tableView reloadData];
}],
]];
}];
}
@end