//
//  VipExamViewController.m
//  jiaPei
//
//  Created by 张嵘 on 2019/8/26.
//  Copyright © 2019 JCZ. All rights reserved.
//

#import "VipExamViewController.h"
#import "FMDatabaseAdditions.h"
#import "DZMCoverController.h"
#import "TempViewController.h"
#import "QuestionModel.h"
#import "SingData.h"
#import "VipSubjectViewController.h"
#import "HWPanModal.h"
#import "ToolsBarView.h"


@interface VipExamViewController () <DZMCoverControllerDelegate, TempViewControllerDelegate>
@property (nonatomic, readwrite, weak) DZMCoverController *coverVC;
@property (nonatomic, readwrite, assign) int number;/// 记录数字
@property (nonatomic, readwrite, assign) int firstNum;///再次进来的第一题
@property (nonatomic, readwrite, retain) FMDatabase *db;
@property (nonatomic, readwrite, retain) FMDatabaseQueue *dbQueue;
@property (nonatomic, readwrite, strong) UISegmentedControl *segmentedControl;
@property (nonatomic, readwrite, strong) UILabel *titleLab;
@property (nonatomic, readwrite, strong) UILabel *selLab;///选中条显示
@property (nonatomic, readwrite, strong) VipSubjectViewController *collectionViewController;
@property (nonatomic, readwrite, strong) ToolsBarView *toolsBarView;
@end

@implementation VipExamViewController
#pragma mark - Life	Circle
- (void)viewWillAppear:(BOOL)animated {
	[super viewWillAppear:animated];
	self.tabBarController.tabBar.hidden = YES;
}

- (void)viewDidLoad {
    [super viewDidLoad];
	[self initUI];
}

- (void)viewWillDisappear:(BOOL)animated {
	[super viewWillDisappear:animated];
	int popNum = _firstNum<self.questionArr.count-1 ?_firstNum+1:(int)self.questionArr.count-1;
	[[NSUserDefaults standardUserDefaults] setObject:[NSNumber numberWithInt:popNum] forKey:@"QUESTIONNUM"];
	[[NSUserDefaults standardUserDefaults] synchronize];
}

- (void)dealloc {
	[[NSNotificationCenter defaultCenter] removeObserver:self];
	NSLog(@"ViewControllerBook 释放了");
}


#pragma mark - Private Functions
- (void)initUI {
	/// 导航栏设置
	[self configNavigationBar];
	[self creatNaviNorColor:subTitleColor SelColor:defGreen];
	_selLab.backgroundColor = defGreen;
	_db = [SingData getInstance].db;
	self.dbQueue = [SingData getInstance].queue;
	///获取数据
	if (self.questionArr.count==0) {
		self.number = [[[NSUserDefaults standardUserDefaults] objectForKey:@"QUESTIONNUM"]intValue];
		if (self.number!=0){
			NSLog(@"已自动回到上次答题位置");
		}
		[self changeCityQuestion];
	}else{
		[self creatCoverVC];
	}
	
	
	
}


- (void)segmentValueChanged:(UISegmentedControl *)seg {
	NSUInteger segIndex = [seg selectedSegmentIndex];
	if (segIndex == 1) {//背题
		_showAnswer =_coverVC.isCanTap=1;
		_selLab.frame = CGRectMake(_segmentedControl.frame.size.width / 2 + 120 * HeightScale, _segmentedControl.frame.size.height + 5, 12, 2);
		NSLog(@"已为你显示答案");
	} else {//答题
		_showAnswer = _coverVC.isCanTap = 0;
		_selLab.frame = CGRectMake(120 * HeightScale, _segmentedControl.frame.size.height + 5, 12, 2);
		NSLog(@"已为你隐藏答案");
	}
	
	if (self.questionArr.count > 0) {
		[self.coverVC setController:[self creatSubVC] animated:NO isAbove:NO];
	}
}

- (void)creatCoverVC {
	DZMCoverController *coverVC = [[DZMCoverController alloc] init];
	coverVC.delegate = self;
	[self.view addSubview:coverVC.view];
	[self addChildViewController:coverVC];
	self.coverVC = coverVC;
	[self.coverVC setController:[self creatSubVC]];
}

- (TempViewController *)creatSubVC {
	TempViewController *vc = [[TempViewController alloc] init];
	vc.model = self.questionArr[self.number];
	vc.showAnswer = _showAnswer;
	vc.index = self.number;
	vc.delegate = self;
	return vc;
}

- (void)creatNaviNorColor:(UIColor *)norColor  SelColor:(UIColor *)selColor {
	[self.segmentedControl setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
													norColor,
													NSForegroundColorAttributeName,
													[UIFont systemFontOfSize:60 * HeightScale],
													NSFontAttributeName,nil] forState:UIControlStateNormal];
	[self.segmentedControl setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
													selColor,
													NSForegroundColorAttributeName,
													[UIFont systemFontOfSize:60 * HeightScale],
													NSFontAttributeName,nil] forState:UIControlStateSelected];
}

///  根据车型取题
- (void)changeCityQuestion {
	
	FMResultSet *resultSet;
	resultSet =[_db executeQuery:@"select * from dt_question where cert_type in (2,1) and course=1 order by chapter"];
	
	
	while ( [ resultSet next ] )
	{
		
		// 对应字段来取数据
		QuesTionItem *Item = [[QuesTionItem  alloc] init];
		Item.HiddenRightAnswer = YES;
		
		Item.questionID = [resultSet intForColumn:@"question_id"];
		Item.type = [resultSet intForColumn:@"type"];
		Item.chapter = [resultSet intForColumn:@"chapter"];
		Item.isRight = 0;
		Item.userAnswer = @"";
		Item.is_favorite = [resultSet intForColumn:@"is_favorite"];
		Item.question = [NSString stringWithFormat:@"%@",[ resultSet stringForColumn: @"question" ]];
		Item.category = [resultSet intForColumn:@"media_type"];
		if (Item.category != 0) {
			if (Item.category == 1) {
				Item.picName = [resultSet stringForColumn:@"img_url"];
			}else{
				Item.VediaName = [resultSet stringForColumn:@"video_url"];
			}
		}
		
		if (Item.type != 1) {
			NSString *option_a = [resultSet stringForColumn:@"option_a"];
			NSString *option_b = [resultSet stringForColumn:@"option_b"];
			NSString *option_c = [resultSet stringForColumn:@"option_c"];
			NSString *option_d = [resultSet stringForColumn:@"option_d"];
			Item.Awasers = @[option_a,option_b,option_c,option_d];
		}
		
		Item.difficulty = [resultSet intForColumn:@"difficulty"];
		Item.RightAwaser = [resultSet stringForColumn:@"answer"];
		Item.Comments = [resultSet stringForColumn:@"comments"];
		[self.questionArr addObject:Item];//获取到所有车型科目一四的所有题目
	}
	
	[self searchExamRecord]; //顺序练习
	
	if (self.questionArr.count > 0) {
		[self creatCoverVC];
		[self creatToolsBar];
	}
	
}

- (void)creatToolsBar {
	[self.view addSubview:self.toolsBarView];
	@weakify(self)
	[self.toolsBarView.listBtn setTapActionWithBlock:^(UIGestureRecognizer *gestureRecoginzer) {
		@strongify(self)
		self.collectionViewController.index = self.number;
		[self presentPanModal:self.collectionViewController];
	}];
}

///  查看答题记录
- (void)searchExamRecord {
	FMResultSet *RightresultSet  =  [_db executeQuery:@"select * from dt_practice_record where course = 1 and mode = 1 and cert_type = 1"];
	// 逐行读取数据
	while ( [ RightresultSet next ] )
	{
		NSInteger ID = [RightresultSet intForColumn:@"question_id"];
		for (QuesTionItem *item in self.questionArr) {
			if (item.questionID == ID) {
				item.userAnswer = [RightresultSet stringForColumn:@"user_answer"];
				if ([item.userAnswer isEqualToString:[NSString stringWithFormat:@"%d",[RightresultSet intForColumn:@"RIGHT"]]]) {
					item.isRight=1;//答对
				}else{
					item.isRight=2;//答错
				}
			}
		}
		
	}
}

///  保存更新答题记录 ，如果没有打完自动跳转到下一题 ，model：1顺序2随机3专项4答对5打错6未答7收藏8模拟9考试纪录10章节   . */
-(void)saveTheAnswerRecordActionWithQuesTionItem:(QuesTionItem *_Nullable)item isRight:(NSInteger)right{
	/*
	 *自动跳转到下一题
	 */
	
	_firstNum=self.number;
	if (![[[NSUserDefaults standardUserDefaults] objectForKey:@"AutoJump"] isEqual:@1]) {
		if (self.number<self.questionArr.count-1&&right==1) {
			[self jumpNextQuestion];
		}
	}
	
	dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
		[self.dbQueue inDatabase:^(FMDatabase *db) {
			BOOL issecect =   [db executeUpdate:@"INSERT INTO dt_practice_record (course,mode,cert_type,question_id,user_answer,RIGHT,more_types) VALUES (1,1,1,?,?,?)",
							   [NSNumber numberWithInteger:item.questionID],
							   item.userAnswer,
							   item.RightAwaser];
			if (issecect) {
				NSLog(@"____________插入成功%ld",(long)item.questionID);
			}
		}];
	});
}
-(void)jumpNextQuestion{
	self.number += 1;
	[self.coverVC setController:[self creatSubVC] animated:YES isAbove:NO];
}

#pragma mark - DZMCoverControllerDelegate
/// 切换结果
- (void)coverController:(DZMCoverController *)coverController currentController:(UIViewController *)currentController finish:(BOOL)isFinish {
	if (!isFinish) { // 切换失败
		TempViewController *vc = (TempViewController *)currentController;
		self.number = vc.index;
	}
}

/// 上一个控制器
- (UIViewController *)coverController:(DZMCoverController *)coverController getAboveControllerWithCurrentController:(UIViewController *)currentController {
	if (self.number == 0) {
		return nil;
	}
	self.number -= 1;
	return [self creatSubVC];
}

/// 下一个控制器
- (UIViewController *)coverController:(DZMCoverController *)coverController getBelowControllerWithCurrentController:(UIViewController *)currentController {
	if (self.number==self.questionArr.count-1) {
		return nil;
	}
	self.number += 1;
	return [self creatSubVC];
}


#pragma mark - LazyLoad
- (NSMutableArray *)questionArr {
	if (!_questionArr) {
		_questionArr = [NSMutableArray array];
	}
	return _questionArr;
}

- (UILabel *)titleLab {
	if (!_titleLab) {
		_titleLab = [UILabel new];
		_titleLab.textAlignment = NSTextAlignmentCenter;
		_titleLab.frame = CGRectMake(0, 0, kScreenWidth, kNavOffSet);
		self.navigationItem.titleView = _titleLab;
	}
	return _titleLab;
}

- (UISegmentedControl *)segmentedControl {
	if (!_segmentedControl) {
		NSArray * _titles = @[@"答题模式", @"背题模式"];
		_segmentedControl = [[UISegmentedControl alloc] initWithItems:_titles];
		_segmentedControl.selectedSegmentIndex = _showAnswer;
		_segmentedControl.tintColor = [UIColor clearColor];
		_selLab = [[UILabel alloc] initWithFrame:CGRectMake(120 * HeightScale + (170 * HeightScale) * (int)_showAnswer, _segmentedControl.frame.size.height + 5, 12, 2)];
		[_segmentedControl addSubview:_selLab];
		
		[_segmentedControl addTarget:self action:@selector(segmentValueChanged:) forControlEvents:UIControlEventValueChanged];
		self.navigationItem.titleView = _segmentedControl;
	}
	return _segmentedControl;
}

- (VipSubjectViewController *)collectionViewController {
	if (!_collectionViewController) {
		_collectionViewController = [[VipSubjectViewController alloc] init];
		_collectionViewController.questionArr = self.questionArr;
	}
	return _collectionViewController;
}

- (ToolsBarView *)toolsBarView {
	if (!_toolsBarView) {
		_toolsBarView = [[ToolsBarView alloc] initWithFrame:CGRectMake(0, kScreenHeight - 44 - kSafeAreaBottomHeight - kNavOffSet, kScreenWidth, 44)];
		[RACObserve(self, number) subscribeNext:^(id  _Nullable x) {
			[_toolsBarView.listBtn setTitleNormal:[NSString stringWithFormat:@"%ld/%lu",[x integerValue] + 1,(unsigned long)self.questionArr.count]];
		}];
	}
	return _toolsBarView;
}
@end