3013ee52c4
- Added localised descriptions for all the tenses. - After selecting a lesson, you will get a screen where you can see both the words in the lesson or start a multiple choice test. - Lay-out fixes - UI improvements
348 lines
13 KiB
Objective-C
348 lines
13 KiB
Objective-C
//
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// EspagramLessonViewController.m
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// Espagram
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//
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// Created by Abel Fokkinga on 11/12/12.
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// Copyright (c) 2012 Abel Fokkinga. All rights reserved.
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//
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#import "EspagramLessonViewController.h"
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#import "Lesson+Create.h"
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#import "Lesson+Conjugator.h"
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#import "Verb+Create.h"
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#import "EspagramTestViewController.h"
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@interface EspagramLessonViewController ()
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@property UITabBarController * tabBarController;
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@end
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@implementation EspagramLessonViewController
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@synthesize lessonsDatabase = _lessonsDatabase;
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@synthesize lesson = _lesson;
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@synthesize conjugator = _conjugator;
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@synthesize tense = _tense;
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@synthesize tabBarController;
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- (IBAction)AddButtonPressed:(id)sender {
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NSLog(@"Selected lesson %@", self.lesson.title);
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[self performSegueWithIdentifier:@"Add A Word To Lesson" sender:self];
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}
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- (void) addWord:(NSString *)word withMeaning:(NSString *)meaning{
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if ( word ) {
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NSLog(@"Selected lesson %@", self.lesson.title);
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[Verb addVerb:word andMeaning:meaning toLesson:self.lesson];
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}
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[[self parentViewController] dismissViewControllerAnimated:TRUE completion:^{
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NSLog(@"Word added");
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}];
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if ( self.lesson.verbs.count > 0 && self.tabBarController ) {
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// Words in lesson, enable tabs
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NSArray *tabItems = self.tabBarController.tabBar.items;
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for (UIBarItem *tabItem in tabItems)
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{
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[tabItem setEnabled:true];
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}
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}
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}
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- (void) cancelAddingWord{
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[[self parentViewController] dismissViewControllerAnimated:TRUE completion:^{ NSLog(@"Adding a word cancelled");
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}];
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}
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- (IBAction)addLessonButtonPressed:(id)sender {
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[self performSegueWithIdentifier:@"Add new Lesson" sender:self];
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}
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- (void) addLesson:(NSString*)title withDescription:(NSString*) subTitle {
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NSLog(@"Need to dismiss modal view controller");
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[[self presentedViewController] dismissViewControllerAnimated:TRUE completion:^{
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NSLog(@"View controller dismissed");
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}];
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NSLog(@"database %@, context %@", self.lessonsDatabase,[self.lessonsDatabase managedObjectContext]);
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[Lesson addLessonWithTitle:title andSubTitle:subTitle inTense:self.tense conjugatedBy:self.conjugator inManagedObjectContext:[self.lessonsDatabase managedObjectContext]];
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[self.lessonsDatabase saveToURL:self.lessonsDatabase.fileURL forSaveOperation:UIDocumentSaveForOverwriting completionHandler:NULL];
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}
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- (void) cancelLesson{
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NSLog(@"Cancel pressed, need to dismiss modal view controller");
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[[self presentedViewController] dismissViewControllerAnimated:TRUE completion:^{
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NSLog(@"View controller dismissed");
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}];
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}
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#pragma mark - View lifecycle
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- (void) setupFetchedResultsController{
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NSFetchRequest *request = [[NSFetchRequest alloc] initWithEntityName:@"Lesson"];
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self.debug = TRUE;
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// Where clause
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request.predicate = [NSCompoundPredicate andPredicateWithSubpredicates:[NSArray arrayWithObjects:[NSPredicate predicateWithFormat:@"tense = %@", self.tense.tense], [NSPredicate predicateWithFormat:@"conjugator = %@", [self.conjugator description]],nil]];
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request.sortDescriptors = [[NSArray alloc] initWithObjects:[[NSSortDescriptor alloc] initWithKey:@"title" ascending:TRUE], nil];
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self.fetchedResultsController = [[NSFetchedResultsController alloc] initWithFetchRequest:request managedObjectContext:self.lessonsDatabase.managedObjectContext sectionNameKeyPath:nil cacheName:nil];
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}
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- (void) createDocument
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{
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[self.lessonsDatabase saveToURL:self.lessonsDatabase.fileURL forSaveOperation:UIDocumentSaveForCreating completionHandler:^(BOOL succes){
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NSLog(@"Created lessons database");
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}];
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}
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- (void) useDocument
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{
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if (![[NSFileManager defaultManager] fileExistsAtPath:[self.lessonsDatabase.fileURL path]]) {
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NSLog(@"No database exists");
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[self createDocument];
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[self fetchedResultsController];
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} else if (self.lessonsDatabase.documentState == UIDocumentStateClosed){
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[self.lessonsDatabase openWithCompletionHandler:^(BOOL succes){
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NSLog(@"Opened lessons database");
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[self setupFetchedResultsController];
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}];
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} else if (self.lessonsDatabase.documentState == UIDocumentStateNormal) {
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[self setupFetchedResultsController];
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}
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}
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- (void) setLessonsDatabase:(UIManagedDocument *)lessonsDatabase{
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if ( _lessonsDatabase != lessonsDatabase ) {
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_lessonsDatabase = lessonsDatabase;
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[self useDocument];
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}
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}
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-(void)tabBarController:(UITabBarController *)tabBarController
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didSelectViewController:(UIViewController *)viewController {
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}
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- (void)viewWillAppear:(BOOL)animated{
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[super viewWillAppear:animated];
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self.title = NSLocalizedString(@"Lessons title",@"Lessons title");
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if (!self.lessonsDatabase) { // We'll create a default database if none is set
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NSFileManager * fileManager = [NSFileManager defaultManager];
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NSURL *storeURL = [[[[NSFileManager defaultManager] URLsForDirectory:NSDocumentDirectory inDomains:NSUserDirectory] lastObject] URLByAppendingPathComponent: @"Default Espagram database"];
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NSLog(@"DB url: %@", storeURL.path);
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if (![fileManager fileExistsAtPath:storeURL.path]) {
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NSString *defaultStorePath = [[NSBundle mainBundle] pathForResource:@"Default Espagram database" ofType:@"sqlite"];
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//NSString *defaultStorePath = [[[NSBundle mainBundle] resourcePath]
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// stringByAppendingPathComponent:@"Default Espagram database"];
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if ( [fileManager fileExistsAtPath:defaultStorePath]) {
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NSLog(@"Default DB present in app");
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NSError *error;
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[fileManager copyItemAtPath:defaultStorePath toPath:storeURL.path error:&error];
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NSLog(@"%@",error.debugDescription );
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}
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}
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NSURL *url = [[[NSFileManager defaultManager] URLsForDirectory:NSDocumentDirectory inDomains:NSUserDirectory] lastObject];
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url = [url URLByAppendingPathComponent:@"Default Espagram database"];
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UIManagedDocument *doc = [[UIManagedDocument alloc] initWithFileURL:url];
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NSDictionary *options = [NSDictionary dictionaryWithObjectsAndKeys:
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[NSNumber numberWithBool:YES], NSMigratePersistentStoresAutomaticallyOption,
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[NSNumber numberWithBool:YES], NSInferMappingModelAutomaticallyOption, nil];
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doc.persistentStoreOptions = options;
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self.lessonsDatabase = doc;
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}
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}
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- (void)viewDidUnload {
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[super viewDidUnload];
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[self.lessonsDatabase closeWithCompletionHandler:^(BOOL success) {
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NSLog(@"Database closed");
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}];
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}
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- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
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{
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static NSString *CellIdentifier = @"Lesson cell";
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UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier forIndexPath:indexPath];
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Lesson *lesson = [self.fetchedResultsController objectAtIndexPath:indexPath];
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NSLog(@"Showing lesson: %@", lesson.title);
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cell.textLabel.text = lesson.title;
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NSString * lessonDescription = lesson.subTitle;
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if (lessonDescription.length == 0 && [lesson.verbs count] > 0 ) {
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for ( Verb * v in lesson.verbs) {
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if (lessonDescription.length == 0) {
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lessonDescription = v.verb;
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} else {
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lessonDescription = [[lessonDescription stringByAppendingString:@", "] stringByAppendingString:v.verb];
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if ( lessonDescription.length > 50)
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break;
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}
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}
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}
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cell.detailTextLabel.text = lessonDescription;
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return cell;
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}
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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
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{
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if ( [segue.identifier isEqualToString:@"Testing"]){
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NSLog(@"Preparing for segue Testing");
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NSIndexPath * indexPath = [self.tableView indexPathForCell:sender];
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self.lesson = [self.fetchedResultsController objectAtIndexPath:indexPath];
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if ([segue.destinationViewController respondsToSelector:@selector(setConjugator:)]) {
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[segue.destinationViewController setConjugator:self.conjugator];
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}
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if ([segue.destinationViewController respondsToSelector:@selector(setLesson:)]) {
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[segue.destinationViewController setLesson:self.lesson];
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[segue.destinationViewController setTitle:self.lesson.title];
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}
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}
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if ( [segue.identifier isEqualToString:@"Testing Tab Bar"]){
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NSLog(@"Preparing for segue Testing Tab Bar");
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NSIndexPath * indexPath = [self.tableView indexPathForCell:sender];
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self.lesson = [self.fetchedResultsController objectAtIndexPath:indexPath];
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if ([segue.destinationViewController respondsToSelector:@selector(setDelegate:)]) {
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[segue.destinationViewController setDelegate:self];
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[segue.destinationViewController setTitle:self.lesson.title];
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UIBarButtonItem * rightButton = [[UIBarButtonItem alloc]
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initWithBarButtonSystemItem:UIBarButtonSystemItemAdd
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target:self
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action:@selector(AddButtonPressed:)];
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UIViewController *rootViewController = segue.destinationViewController;
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rootViewController.navigationItem.rightBarButtonItem = rightButton;
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}
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self.tabBarController = segue.destinationViewController;
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if ( self.lesson.verbs.count == 0 ) {
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// No words in lesson.. disable tabs
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NSArray *tabItems = self.tabBarController.tabBar.items;
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for (UIBarItem *tabItem in tabItems)
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{
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[tabItem setEnabled:false];
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}
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}
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NSLog(@"Count viewControllers: %d", [self.tabBarController viewControllers].count);
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for ( id vc in [self.tabBarController viewControllers] ) {
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if ( [vc respondsToSelector:@selector(setLesson:)]) {
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[vc setLesson:self.lesson];
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}
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}
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}
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if ( [segue.identifier isEqualToString:@"Show Words In Lesson"]){
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NSIndexPath * indexPath = [self.tableView indexPathForCell:sender];
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self.lesson = [self.fetchedResultsController objectAtIndexPath:indexPath];
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NSLog(@"Preparing for segue Show Words In Lesson");
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if ([segue.destinationViewController respondsToSelector:@selector(setLesson:)]) {
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[segue.destinationViewController setLesson:self.lesson];
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}
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}
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if ( [segue.identifier isEqualToString:@"Add new Lesson"]){
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NSLog(@"Preparing for segue Add new Lesson");
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[segue.destinationViewController setDataSource:self];
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}
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if ( [segue.identifier isEqualToString:@"Add A Word To Lesson"]) {
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[segue.destinationViewController setDataSource:self];
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}
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
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{
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[self performSegueWithIdentifier:@"Testing Tab Bar" sender:[self.tableView cellForRowAtIndexPath:indexPath]];
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// [self performSegueWithIdentifier:@"Testing" sender:[self.tableView cellForRowAtIndexPath:indexPath]];
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}
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- (void)tableView:(UITableView *)tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath
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{
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[self performSegueWithIdentifier:@"Show Words In Lesson" sender:[self.tableView cellForRowAtIndexPath:indexPath]];
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}
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// Override to support conditional editing of the table view.
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- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
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{
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// Return NO if you do not want the specified item to be editable.
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return YES;
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}
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// Override to support editing the table view.
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- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
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{
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if (editingStyle == UITableViewCellEditingStyleDelete) {
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// Delete the row from the data source
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//[tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];
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Lesson * selectedLesson = [self.fetchedResultsController objectAtIndexPath:indexPath];
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[[self.lessonsDatabase managedObjectContext] deleteObject:selectedLesson];
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}
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// else if (editingStyle == UITableViewCellEditingStyleInsert) {
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// Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
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// }
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}
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@end
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