应用程序开发之模仿史上最牛游戏（三）

- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag
{
    //1.锁掉下来
    CGFloat destY = [UIScreen mainScreen].bounds.size.height - self.frame.origin.y;
    CGFloat duration = destY/1000;
    [UIView animateWithDuration:duration animations:^{
        CGRect frame = _stageLock.frame;
        frame.origin.y = destY;
        _stageLock.frame = frame;
    } completion:^(BOOL finished) {
        [_stageLock removeFromSuperview];

        [_stageNew setHidden:NO];
        _stageRim.image = [UIImage imageNamed:@"select_stage_new.png"];
        
        CAAnimationGroup *group = [self animationCroup];
        
        [self.stageNew.layer addAnimation:group forKey:nil];
        
        [self setUserInteractionEnabled:YES];
    }];
}

//分数
@property (nonatomic, assign) double score;
//编号
@property (nonatomic, assign) int no;
//等级（A～F，S）
@property (nonatomic, copy) NSString *rank;
//状态
@property (nonatomic, assign, getter = isUnlock) BOOL unlock;

#import "StageRecordModel.h"
#define kRank @"rank"
#define kNo @"no"
#define kUnlock @"unlock"
#define kScore @"score"

@implementation StageRecordModel

- (id)initWithCoder:(NSCoder *)aDecoder
{
    if (self = [super init]) {
        self.rank = [aDecoder decodeObjectForKey:kRank];
        self.no = [aDecoder decodeIntForKey:kNo];
        self.score = [aDecoder decodeDoubleForKey:kScore];
        self.unlock = [aDecoder decodeBoolForKey:kUnlock];
    }
    return self;
}
- (void)encodeWithCoder:(NSCoder *)aCoder
{
    [aCoder encodeObject:self.rank forKey:kRank];
    [aCoder encodeInt:self.no forKey:kNo];
    [aCoder encodeDouble:self.score forKey:kScore];
    [aCoder encodeBool:self.isUnlock forKey:kUnlock];
}

@end

#define kPath [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)[0] stringByAppendingPathComponent:@"records.data"]

//存档
- (void)saveStageRecord:(StageRecordModel *)stageRecordModel
{
    if (stageRecordModel.no < 0) return;
    [allRecords setObject:stageRecordModel forKey:@(stageRecordModel.no)];
    [NSKeyedArchiver archiveRootObject:allRecords toFile:kPath];
}

- (id)init
{
    if (self = [super init]) {
        allRecords = [NSKeyedUnarchiver unarchiveObjectWithFile:kPath];
        if (!allRecords) {
            allRecords = [NSMutableDictionary dictionary];
            StageRecordModel *stageRecordModel = [[StageRecordModel alloc] init];
            stageRecordModel.no = 1;
            [allRecords setObject:stageRecordModel forKey:@(stageRecordModel.no)];
        }
    }
    return self;
}

//读档
- (StageRecordModel *)stageRecordWithNo:(int)no
{
    return allRecords[@(no)];
}

singleton_interface(StageRecordTool)

singeton_implementation(StageRecordTool)

//让关卡信息拥有一个StageRecordModel属性
@property (nonatomic, strong) StageRecordModel *stageRecordModel;

        //2.1加载关卡的状态
        StageRecordModel *stageRecordModel =[[StageRecordTool sharedStageRecordTool] stageRecordWithNo:i + 1];
        
        //2.2加载关卡的信息
        StageInfo *stageInfo = [StageInfo stageInfoWith:stageDic];
        stageInfo.stageRecordModel = stageRecordModel;
        stageInfo.stageNo = i + 1;  

//3.根据关卡的状态，获得关卡显示的内容
    [self updateStageState];

#pragma mark 根据关卡状态、获得关卡要显示的内容
- (void)updateStageState
{
    if (!_stageInfo.stageRecordModel) {
        [self setUserInteractionEnabled:NO];
    } else {
        if (!_stageInfo.stageRecordModel.unlock) {
            [self updateStageWithWillUnlock];
        } else {
            [self updateStageWithUnlock];
        }
    }
}
#pragma mark 即将解锁时，执行的代码
- (void)updateStageWithWillUnlock
{
    //0.点击了，覆盖层就消失，且执行动画过程中，不允许用户交互
    [self setUserInteractionEnabled:NO];
    [_stageCover removeFromSuperview];
    
    //1.播放动画
    CAAnimationGroup *group = [self animationCroup];
    group.delegate = self;
    [self.layer addAnimation:group forKey:nil];
    //2.播放声音
    [[SoundManager sharedSoundManager] playSound:kSoundDrop];
    //3.设置unlock属性为YES
    _stageInfo.stageRecordModel.unlock = YES;
    [[StageRecordTool sharedStageRecordTool] saveStageRecord:_stageInfo.stageRecordModel];
}
#pragma mark 已经解锁，执行的代码
- (void)updateStageWithUnlock
{
    //1.遮盖和锁去掉
    [_stageCover removeFromSuperview];
    [_stageLock removeFromSuperview];
    
    if (_stageInfo.stageRecordModel.rank == nil) {
        
        //2.显示new
        [_stageNew setHidden:NO];
        
        //3.将边框换成黄色
        _stageRim.image = [UIImage imageNamed:@"select_stage_new.png"];
    } else {
        //2.显出阴影、等级
        [_stageShadow setHidden:NO];
        [_stageRank setHidden:NO];
        
        //3.把new移除
        [_stageNew removeFromSuperview];
        
        //4.根据等级显示图片
        _stageRank.image = [UIImage imageNamed:[NSString stringWithFormat:@"select_stage_%@.png", _stageInfo.stageRecordModel.rank]];
        if ([@"s" isEqualToString:_stageInfo.stageRecordModel.rank]) {
            [_stageRim startAnimating];
        } else {
            [_stageRim setImage:[UIImage imageNamed:@"select_stage_normal.png"]];
        }
    }
}

#pragma mark - 解锁的动画
- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag
{
    //1.锁掉下来
    CGFloat destY = [UIScreen mainScreen].bounds.size.height - self.frame.origin.y;
    CGFloat duration = destY/1000;
    [UIView animateWithDuration:duration animations:^{
        CGRect frame = _stageLock.frame;
        frame.origin.y = destY;
        _stageLock.frame = frame;
    } completion:^(BOOL finished) {
        [_stageLock removeFromSuperview];

        [_stageNew setHidden:NO];
        _stageRim.image = [UIImage imageNamed:@"select_stage_new.png"];
        
        CAAnimationGroup *group = [self animationCroup];
        
        [self.stageNew.layer addAnimation:group forKey:nil];
        
        [self setUserInteractionEnabled:YES];
    }];
}
- (CAAnimationGroup *)animationCroup
{
    //1.摇摆动画
    CAKeyframeAnimation *shake = [CAKeyframeAnimation animationWithKeyPath:@"transform.rotation"];
    CGFloat angle = M_PI_4/4;
    shake.values = @[@(-angle), @(angle), @(-angle)];
    shake.repeatCount = 3;
    //2.伸缩动画
    CAKeyframeAnimation *scale = [CAKeyframeAnimation animationWithKeyPath:@"transform.scale"];
    scale.values = @[@1.2, @1];
    //3.添加动画组
    CAAnimationGroup *group = [CAAnimationGroup animation];
    group.animations = @[shake, scale];
    return group;
}