#define kIntroPageKey @"intro_page_version"

#define kIntroPageNum 3

#import "FunctionIntroManager.h"

#import "EAIntroView.h"

#import "SMPageControl.h"

#import <NYXImagesKit/NYXImagesKit.h>

@interface FunctionIntroManager ()<EAIntroDelegate>

@property (strong, nonatomic) EAIntroView *introView;

@implementation FunctionIntroManager

#pragma mark EAIntroPage

+ (void)showIntroPage{

if ([self needToShowIntro]) {

FunctionIntroManager *manager = [FunctionIntroManager shareManager];

[manager.introView showFullscreen];

[self markHasBeenShowed];

}

}

+ (BOOL)needToShowIntro{

NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];

NSString *preVersion = [defaults stringForKey:kIntroPageKey];

BOOL needToShow = ![preVersion isEqualToString:kVersionBuild_Coding];

needToShow = NO;//不显示了

return needToShow;

}

+ (void)markHasBeenShowed{

NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];

[defaults setValue:kVersionBuild_Coding forKey:kIntroPageKey];

[defaults synchronize];

}

#pragma mark private M

+ (instancetype)shareManager{

static FunctionIntroManager *shared_manager = nil;

static dispatch_once_t pred;

dispatch_once(&pred, ^{

shared_manager = [self new];

});

return shared_manager;

}

- (instancetype)init

{

self = [super init];

if (self) {

NSMutableArray *pages = [NSMutableArray new];

for (int index = 0; index < kIntroPageNum; index ++) {

EAIntroPage *page = [self p_pageWithIndex:index];

[pages addObject:page];

}

_introView = [[EAIntroView alloc] initWithFrame:kScreen_Bounds andPages:pages];

_introView.backgroundColor = [UIColor whiteColor];

_introView.swipeToExit = YES;

_introView.scrollView.bounces = YES;

_introView.skipButton = nil;

_introView.delegate = self;

if (pages.count <= 1) {

_introView.pageControl.hidden = YES;

}else{

_introView.pageControl = [self p_pageControl];

_introView.pageControlY = 30.f + CGRectGetHeight(_introView.pageControl.frame);

}

}

return self;

}

- (UIPageControl *)p_pageControl{

UIImage *pageIndicatorImage = [UIImage imageNamed:@"intro_page_unselected"];

UIImage *currentPageIndicatorImage = [UIImage imageNamed:@"intro_page_selected"];

if (!kDevice_Is_iPhone6 && !kDevice_Is_iPhone6Plus) {

CGFloat desginWidth = 375.0;//iPhone6 的设计尺寸

CGFloat scaleFactor = kScreen_Width/desginWidth;

pageIndicatorImage = [pageIndicatorImage scaleByFactor:scaleFactor];

currentPageIndicatorImage = [currentPageIndicatorImage scaleByFactor:scaleFactor];

}

SMPageControl *pageControl = [SMPageControl new];

pageControl.pageIndicatorImage = pageIndicatorImage;

pageControl.currentPageIndicatorImage = currentPageIndicatorImage;

[pageControl sizeToFit];

return (UIPageControl *)pageControl;

}

- (UIButton *)p_skipButton{

UIButton *button = [UIButton new];

[button addTarget:self action:@selector(dismissIntroView) forControlEvents:UIControlEventTouchUpInside];

button.titleLabel.font = [UIFont boldSystemFontOfSize:14];

button.backgroundColor = kColorNavBG;

[button setTitleColor:kColor999 forState:UIControlStateNormal];

[button setTitleColor:kColorDDD forState:UIControlStateHighlighted];

[button setTitle:@"跳过" forState:UIControlStateNormal];

[button doBorderWidth:0 color:nil cornerRadius:15.0];

return button;

}

- (UIButton *)p_useImmediatelyButton{

UIButton *button = [UIButton new];

[button addTarget:self action:@selector(dismissIntroView) forControlEvents:UIControlEventTouchUpInside];

button.titleLabel.font = [UIFont boldSystemFontOfSize:20];

button.backgroundColor = kColorBrandGreen;

[button setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];

[button setTitleColor:[UIColor lightTextColor] forState:UIControlStateHighlighted];

[button setTitle:@"立即体验" forState:UIControlStateNormal];

[button doBorderWidth:0 color:nil cornerRadius:4.0];

return button;

}

- (void)dismissIntroView{

[self.introView hideWithFadeOutDuration:0.3];

}

- (EAIntroPage *)p_pageWithIndex:(NSInteger)index{

NSString *imageName = [NSString stringWithFormat:@"intro_page%ld", (long)index];

imageName = [imageName stringByAppendingString:(kDevice_Is_iPhone6Plus? @"_ip6+":

kDevice_Is_iPhone6? @"_ip6":

kDevice_Is_iPhone5? @"_ip5":

@"_ip4")];

UIImageView *imageView = [UIImageView new];

imageView.userInteractionEnabled = YES;

imageView.contentMode = UIViewContentModeScaleAspectFill;

imageView.clipsToBounds = YES;

imageView.image = [UIImage imageNamed:imageName];

imageView.backgroundColor = imageView.image? [UIColor clearColor]: [UIColor randomColor];

if (index < kIntroPageNum - 1) {

UIButton *button = [self p_skipButton];

[imageView addSubview:button];

[button mas_makeConstraints:^(MASConstraintMaker *make) {

make.size.mas_equalTo(CGSizeMake(60, 30));

make.top.equalTo(imageView).offset(30);

make.right.equalTo(imageView).offset(-20);

}];

}else{

UIButton *button = [self p_useImmediatelyButton];

[imageView addSubview:button];

[button mas_makeConstraints:^(MASConstraintMaker *make) {

make.size.mas_equalTo(CGSizeMake(200, 44));

make.centerX.equalTo(imageView);

make.bottom.equalTo(imageView).offset(kDevice_Is_iPhone4? -30: -40);

}];

}

EAIntroPage *page = [EAIntroPage pageWithCustomView:imageView];

return page;

}

#pragma mark EAIntroDelegate

- (void)intro:(EAIntroView *)introView pageStartScrolling:(EAIntroPage *)page withIndex:(NSUInteger)pageIndex{

introView.pageControl.hidden = (pageIndex >= kIntroPageNum - 2);

}

- (void)intro:(EAIntroView *)introView pageAppeared:(EAIntroPage *)page withIndex:(NSUInteger)pageIndex{

introView.pageControl.hidden = (pageIndex == kIntroPageNum - 1);

}

- (void)intro:(EAIntroView *)introView pageEndScrolling:(EAIntroPage *)page withIndex:(NSUInteger)pageIndex{

introView.pageControl.hidden = (pageIndex == kIntroPageNum - 1);

}