//
//  AddCourseViewController.m
//  tongxin
//
//  Created by ecell on 2021/11/25.
//  Copyright © 2021 xTT. All rights reserved.
//

#import "AddCourseViewController.h"
#import "CourseModel.h"

@interface AddCourseViewController ()

@property (nonatomic, strong)NSMutableArray *weekLabelArr;
@property (nonatomic, strong)NSMutableArray *lessionLabelArr;
@property (nonatomic, assign)NSInteger curWeek;
@property (nonatomic, assign)NSInteger curLession;

@end

@implementation AddCourseViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    if (self.navigationController.viewControllers.count > 1) {
        self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithImage:[myHelper getImageWithName:@"返回"]
                                                                                style:UIBarButtonItemStylePlain target:self
                                                                                action:@selector(goBack:)];
    }

    if (_curModel) {
        self.title = @"修改课程";
        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"保存" style:UIBarButtonItemStylePlain target:self action:@selector(addCourse:)];
    } else {
        self.title = @"添加课程";
        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"添加" style:UIBarButtonItemStylePlain target:self action:@selector(addCourse:)];
    }

    [self setUpUI];
    [self setUpData];
    [self setUpEvent];
}

- (void)goBack:(id)sender {
    if (self.navigationController.viewControllers.count > 1) {
        [self.navigationController popViewControllerAnimated:YES];
    }else{
        [self dismissViewControllerAnimated:YES completion:nil];
    }
}

- (void)addCourse:(id)sender{
    
    if (_tfCourseName.text && _tfCourseName.text.length <= 0) {
        [UICommon MessageErrorText:@"课程名不能为空"];
        return;
    }
    if (_curWeek == -1) {
        [UICommon MessageErrorText:@"星期不能为空"];
        return;
    }
    if (_curLession == -1) {
        [UICommon MessageErrorText:@"节次不能为空"];
        return;
    }
    
    CourseModel *model = [CourseModel courseWithName:_tfCourseName.text dayIndex:_curWeek startCourseIndex:_curLession endCourseIndex:_curLession];
    NSString *time = [NSString stringWithFormat:@"%@%@",_tfStartTime.text, _tfEndTime.text];
    time = [time stringByReplacingOccurrencesOfString:@":" withString:@""];
    
    if (self.delegate) {
        [self.delegate addCourse:self course:model time:time];
    }
    
    [self goBack:nil];
}

- (void)setUpData {
    if (_curModel) {
        _curWeek = _curModel.dayIndex;
        _curLession = _curModel.startCourseIndex;
        
        UILabel *selectedWeekLab = _weekLabelArr[_curWeek-1];
        selectedWeekLab.backgroundColor = mainColor;
        selectedWeekLab.textColor = [UIColor whiteColor];
        selectedWeekLab.layer.borderColor = [UIColor whiteColor].CGColor;
        
        UILabel *selectedLession = _lessionLabelArr[_curLession-1];
        selectedLession.backgroundColor = mainColor;
        selectedLession.textColor = [UIColor whiteColor];
        selectedLession.layer.borderColor = [UIColor whiteColor].CGColor;
        
        _tfCourseName.text = _curModel.courseName;
        
        if (_courseTime) {
            _tfStartTime.text = [_courseTime componentsSeparatedByString:@"-"][0];
            _tfEndTime.text = [_courseTime componentsSeparatedByString:@"-"][1];
        }
        
    } else {
        _curWeek = -1;
        _curLession = -1;
    }
}

- (void)setUpUI {
    _weekLabelArr = [NSMutableArray arrayWithArray:@[
        _labMon,_labTues,_labWed,_labThur,
        _labFri,_labSat,_labSun
    ]];
    
    _lessionLabelArr = [NSMutableArray arrayWithArray:@[
        _labFirst,_labSecond,_labThird,_labFourth,
        _labFifth,_labSixth,_labSeventh,_labEighth
    ]];
    
    for (int i = 0; i < _weekLabelArr.count; i++) {
        [self initLabel:_weekLabelArr[i] tag:i+1];
    }
    
    for (int i = 0; i < _lessionLabelArr.count; i++) {
        [self initLabel:_lessionLabelArr[i] tag:i+1];
    }

    [self initStartTime:_tfStartTime];
    [self initEndTime:_tfEndTime];
}

- (void)initLabel:(UILabel *)label tag:(NSInteger)tag {
    label.userInteractionEnabled = YES;
    label.textColor = [UIColor blackColor];
    label.font = [UIFont systemFontOfSize:12];
    label.backgroundColor = [UIColor whiteColor];
    label.layer.backgroundColor = [UIColor whiteColor].CGColor;
    label.layer.cornerRadius = 12;
    label.layer.borderColor = RGB(240, 240, 240).CGColor;
    label.layer.borderWidth = 1;
    label.tag = tag;
    label.layer.masksToBounds = YES;
}

- (void)initStartTime:(UITextField *)label {
    label.layer.cornerRadius = 15;
    label.layer.borderColor = RGB(240, 240, 240).CGColor;
    label.layer.borderWidth = 1;
    label.layer.masksToBounds = YES;
    
    UIDatePicker *datePicker = [[UIDatePicker alloc] init];
    datePicker.datePickerMode = UIDatePickerModeTime;
    datePicker.date = [NSDate new];
  
    if (@available(iOS 13.4, *)) {
        datePicker.preferredDatePickerStyle = UIDatePickerStyleWheels;
    }
    
    [datePicker addTarget:self
                   action:@selector(startTimeClick:)
         forControlEvents:UIControlEventValueChanged];
    
    label.inputView = datePicker;
}

- (void)initEndTime:(UITextField *)label {
    label.layer.cornerRadius = 15;
    label.layer.borderColor = RGB(240, 240, 240).CGColor;
    label.layer.borderWidth = 1;
    label.layer.masksToBounds = YES;
    
    UIDatePicker *datePicker = [[UIDatePicker alloc] init];
    datePicker.datePickerMode = UIDatePickerModeTime;
    datePicker.date = [NSDate new];
  
    if (@available(iOS 13.4, *)) {
        datePicker.preferredDatePickerStyle = UIDatePickerStyleWheels;
    }
    
    [datePicker addTarget:self
                   action:@selector(endTimeClick:)
         forControlEvents:UIControlEventValueChanged];
    
    label.inputView = datePicker;
}

- (void)startTimeClick:(id)sender{
    UIDatePicker * datePic = (UIDatePicker*)sender;
    
    NSString *text = [myHelper getDateFormatWithStr:@"HH:mm"date:[datePic date]];
    _tfStartTime.text = text;
}

- (void)endTimeClick:(id)sender{
    UIDatePicker * datePic = (UIDatePicker*)sender;
    
    NSString *text = [myHelper getDateFormatWithStr:@"HH:mm"date:[datePic date]];
    _tfEndTime.text = text;
}

- (void)setUpEvent {
    
    for (UILabel *lab in _weekLabelArr) {
        UITapGestureRecognizer *uiTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapWeek:)];
        [lab addGestureRecognizer:uiTap];
    }

    for (UILabel *lab in _lessionLabelArr) {
        UITapGestureRecognizer *uiTap2 = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapLession:)];
        [lab addGestureRecognizer:uiTap2];
    }
    
}

- (void)tapWeek:(UITapGestureRecognizer *)param{
    [self resetWeek];
    UILabel *lab = (UILabel *)param.view;
    lab.backgroundColor = mainColor;
    lab.textColor = [UIColor whiteColor];
    lab.layer.borderColor = [UIColor whiteColor].CGColor;
    _curWeek = lab.tag;
    
    NSLog(@"week = %zd",_curWeek);
}

- (void)tapLession:(UITapGestureRecognizer *)param{
    [self resetLession];
    
    UILabel *lab = (UILabel *)param.view;
    lab.backgroundColor = mainColor;
    lab.textColor = [UIColor whiteColor];
    lab.layer.borderColor = [UIColor whiteColor].CGColor;
    _curLession = lab.tag;
    
    NSLog(@"lession = %zd", _curLession);
}

- (void) resetWeek {
    for (UILabel *label in _weekLabelArr) {
        label.textColor = [UIColor blackColor];
        label.backgroundColor = [UIColor whiteColor];
        label.layer.backgroundColor = [UIColor whiteColor].CGColor;
        label.layer.borderColor = RGB(240, 240, 240).CGColor;
    }
}

- (void) resetLession {
    for (UILabel *label in _lessionLabelArr) {
        label.textColor = [UIColor blackColor];
        label.backgroundColor = [UIColor whiteColor];
        label.layer.backgroundColor = [UIColor whiteColor].CGColor;
        label.layer.borderColor = RGB(240, 240, 240).CGColor;
    }
}


@end