//
//  IifshSegmentView.m
//  CollectionViewTest
//
//  Created by imac on 17/3/14.
//  Copyright © 2017年 xiang. All rights reserved.
//

#import "IifshSegmentView.h"
#define SEG_TITLE_FONTCOLOR RGB(38, 192, 238)
#define SEG_LINE_FONTCOLOR  RGB(0, 185.0, 239.0)
#define SEG_TITLE_FONTNORMAllCOLOR RGB(51.0, 51.0, 51.0)
@interface IifshSegmentView()
@property (nonatomic,strong) UIView *BootomLine;
@property (nonatomic,strong) UIButton *leftBtn;
@property (nonatomic,strong) UIButton *rightBtn;
@property (nonatomic) NSInteger selectIndex;
@property (nonatomic,copy) NSString *leftTitle;
@property (nonatomic,copy) NSString *rightTitle;
@property (nonatomic,strong) UIView *lineView;
@end


@implementation IifshSegmentView

-(instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        
        [self creatSubs];
        
        self.backgroundColor = [UIColor whiteColor];
    }
    return self;
    
}

-(void)creatSubs
{
    CGFloat BtnW = (self.frame.size.width-2)/2;
    _leftBtn =[UIButton buttonWithType:UIButtonTypeCustom];
    _leftBtn.frame = CGRectMake(0, 0,BtnW, self.frame.size.height);
    [_leftBtn addTarget:self action:@selector(leftBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:_leftBtn];
    
    CGFloat lineW = 79.0*KWidth_Scale;
    _BootomLine = [[UIView alloc] initWithFrame:CGRectMake(BtnW/2 - lineW/2, self.frame.size.height -2, lineW, 2)];
    
    _BootomLine.backgroundColor = SEG_LINE_FONTCOLOR;
    [self addSubview:_BootomLine];
    [self bringSubviewToFront:_BootomLine];
    
    _lineView = [[UIView alloc] initWithFrame:CGRectMake(CGRectGetMaxX(_leftBtn.frame),6,1, self.frame.size.height - 6 -2)];
    _lineView.backgroundColor = [UIColor lightGrayColor];
    [self addSubview:_lineView];

    _rightBtn =[UIButton buttonWithType:UIButtonTypeCustom];
    _rightBtn.frame = CGRectMake(CGRectGetMaxX(_lineView.frame), 0,BtnW, self.frame.size.height);
    [_rightBtn addTarget:self action:@selector(rightBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:_rightBtn];
    
}

-(void)rightBtnAction:(UIButton*)btn{
    if (_selectIndex ==1) {
        return;
    }
   
    if (self.segDelegate) {
        if (self.isSelectStyle) {
            [self setLeftTitleColor:SEG_TITLE_FONTNORMAllCOLOR rightTilteColor:SEG_TITLE_FONTCOLOR];
        }
        CGFloat lineW = 79.0*KWidth_Scale;
        _BootomLine.frame =CGRectMake(CGRectGetMidX(btn.frame) - lineW/2, self.frame.size.height -2, lineW, 2);
        [self.segDelegate segmentSelectAtIndext:1];
        _selectIndex = 1;
    }
}

-(void)leftBtnAction:(UIButton *)btn{
    
    if (_selectIndex ==0) {
        return;
    }
    if (self.segDelegate) {
        
        if (self.isSelectStyle) {
        [self setLeftTitleColor:SEG_TITLE_FONTCOLOR rightTilteColor:SEG_TITLE_FONTNORMAllCOLOR];
        }
        CGFloat BtnW = (self.frame.size.width-2)/2;
        CGFloat lineW = 79.0*KWidth_Scale;
        _BootomLine.frame =CGRectMake(BtnW/2 - lineW/2, self.frame.size.height -2, lineW, 2);
        [self.segDelegate segmentSelectAtIndext:0];
        _selectIndex = 0;
    }
}

-(void)initleftTitle:(NSString *)leftTitle addRightTitle:(NSString *)rightTitle isSelectStyle:(BOOL)isSelectStyle{
    self.isSelectStyle = isSelectStyle;
    _rightBtn.titleLabel.font = [UIFont systemFontOfSize:15];
    [_rightBtn setTitle:rightTitle forState:UIControlStateNormal];
    [_rightBtn setTitleColor:SEG_TITLE_FONTNORMAllCOLOR forState:UIControlStateNormal];
    
    _leftBtn.titleLabel.font = [UIFont systemFontOfSize:15];
    [_leftBtn setTitle:leftTitle forState:UIControlStateNormal];
    [_leftBtn setTitleColor:SEG_TITLE_FONTNORMAllCOLOR forState:UIControlStateNormal];
    _rightTitle = rightTitle;
    _leftTitle = leftTitle;
    // 默认选中左侧
    if (isSelectStyle) {
        [self setLeftTitleColor:SEG_TITLE_FONTCOLOR rightTilteColor:SEG_TITLE_FONTNORMAllCOLOR];
        //隐藏中间line 暂用 isSelectStyle 判断
        _lineView.hidden = YES;
    }
}

-(void)setLeftTitleColor:(UIColor*)leftTitleColor rightTilteColor:(UIColor *)rightTitleColor
{
    [_rightBtn setTitleColor:rightTitleColor forState:UIControlStateNormal];
    [_leftBtn setTitleColor:leftTitleColor forState:UIControlStateNormal];
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end