//
//  XTGuidePagesViewController.m
//  XTGuidePagesView
//
//  Created by zjwang on 16/5/30.
//  Copyright © 2016年 夏天. All rights reserved.
//

#import "XTGuidePagesViewController.h"

#define s_w [UIScreen mainScreen].bounds.size.width
#define s_h [UIScreen mainScreen].bounds.size.height

@interface XTGuidePagesViewController ()<UIScrollViewDelegate>

@property (nonatomic, strong) UIPageControl *pageControl;
@end

@implementation XTGuidePagesViewController

- (void)guidePageControllerWithImages:(NSArray *)images AndTitle:(NSArray *)titles Andtipe:(NSArray *)tipes
{
    UIScrollView *gui = [[UIScrollView alloc] initWithFrame:CGRectMake(0, 0, s_w, s_h)];
    gui.delegate = self;
    gui.pagingEnabled = YES;
    // 隐藏滑动条
    gui.showsHorizontalScrollIndicator = NO;
    gui.showsVerticalScrollIndicator = NO;
    // 取消反弹
    gui.bounces = NO;
    for (NSInteger i = 0; i < images.count; i ++) {
        [gui addSubview:({
            self.btnEnter = [UIButton buttonWithType:UIButtonTypeCustom];
            self.btnEnter.frame = CGRectMake(s_w * i, 0, s_w, s_h);
            [self.btnEnter setImage:[UIImage imageNamed:images[i]] forState:UIControlStateNormal];
            
            UIImageView *img =[[UIImageView alloc]initWithFrame:CGRectMake( FITSIZE(10), (SCREEN_HEIGHT-s_w+FITSIZE(20))/2-FITSIZE(60), s_w-FITSIZE(20), s_w-FITSIZE(20))];
            img.image =[UIImage imageNamed:[NSString stringWithFormat:@"ydy-%d",i+1]];
            [self.btnEnter addSubview:img];
            
            UILabel *label1 =[[UILabel alloc]initWithFrame:CGRectMake(0, (SCREEN_HEIGHT-s_w-FITSIZE(30))/2+s_w-FITSIZE(20), SCREEN_WIDTH, FITSIZE(30))];
            label1.text=titles[i];
            label1.textColor=[UIColor whiteColor];
            [self.btnEnter addSubview:label1];
            if (@available(iOS 8.2, *)) {
                label1.font =[UIFont systemFontOfSize:FITSIZE(30) weight:FITSIZE(1)];
            } else {
                label1.font =[UIFont systemFontOfSize:FITSIZE(30)];
            }
            label1.textAlignment=NSTextAlignmentCenter;
            
            
            UILabel *label =[[UILabel alloc]initWithFrame:CGRectMake(0, (SCREEN_HEIGHT-s_w+FITSIZE(60))/2+s_w-FITSIZE(20), SCREEN_WIDTH, FITSIZE(30))];
            label.text=tipes[i];
            label.textColor=[UIColor whiteColor];
            label.font =[UIFont systemFontOfSize:FITSIZE(24)];
            label.textAlignment=NSTextAlignmentCenter;
            [self.btnEnter addSubview:label];
            
            self.btnEnter;
        })];
        
        [self.btnEnter addSubview:({
            UIButton *btn = [UIButton buttonWithType:UIButtonTypeCustom];
            if (i == images.count - 1) {
                [btn setTitle:@"马上体验" forState:UIControlStateNormal];
                btn.hidden =NO;
            }else{
                btn.hidden=YES;
            }
            btn.highlighted=NO;
            btn.frame = CGRectMake(s_w * i, s_h - 65, 130, 40);
            btn.center = CGPointMake(s_w / 2, s_h - 5-TabbarHeight);
            btn.layer.cornerRadius = 4;
            btn.clipsToBounds = YES;
            [btn setTitleColor:[UIColor homeRedColor] forState:UIControlStateNormal];
            btn.backgroundColor = [UIColor whiteColor];
            [btn addTarget:self action:@selector(clickEnter) forControlEvents:UIControlEventTouchUpInside];
            btn;
        })];
    }
    gui.contentSize = CGSizeMake(s_w * images.count, 0);
    [self.view addSubview:gui];
    
    // pageControl
    self.pageControl = [[UIPageControl alloc] initWithFrame:CGRectMake(0, 0, s_w / 2, 30)];
    self.pageControl.center = CGPointMake(s_w / 2, s_h - BottomMargin-15);
    [self.view addSubview:self.pageControl];
    self.pageControl.numberOfPages = images.count;
}
- (void)clickEnter
{
    if (self.delegate != nil && [self.delegate respondsToSelector:@selector(clickEnter)]) {
        [XTGuidePagesViewController saveCurrentVersion];
        [self.delegate clickEnter];
        
    }
}
+ (BOOL)isShow
{
    // 读取版本信息
    NSUserDefaults *user = [NSUserDefaults standardUserDefaults];
    NSString *localVersion = [user objectForKey:VERSION_INFO_CURRENT];
    
    NSString *currentVersion =[[NSBundle mainBundle].infoDictionary objectForKey:@"CFBundleShortVersionString"];
    if (localVersion == nil || ![currentVersion isEqualToString:localVersion]) {
        
        return YES;
    }else
    {
        return NO;
    }
}

// 保存版本信息
+ (void)saveCurrentVersion
{
    NSString *version =[[NSBundle mainBundle].infoDictionary objectForKey:@"CFBundleShortVersionString"];
    NSUserDefaults *user = [NSUserDefaults standardUserDefaults];
    [user setObject:version forKey:VERSION_INFO_CURRENT];
    
    [user synchronize];
}
#pragma mark - ScrollerView Delegate
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
{
    self.pageControl.currentPage = scrollView.contentOffset.x / s_w;
}

@end