//
//  SubmitDiscountPickView.m
//  FirstLink
//
//  Created by jack on 15/6/20.
//  Copyright (c) 2015年 FirstLink. All rights reserved.
//  选择代金券

#import "SubmitDiscountPickView.h"

#define kContentHeight 194
@interface SubmitDiscountPickView ()<UIPickerViewDataSource, UIPickerViewDelegate>
@property (nonatomic, strong) UIView *contentView;
@property (nonatomic, strong) UIView *bannerView;
@property (nonatomic, strong) NSArray *titleArray;

@end

@implementation SubmitDiscountPickView
@synthesize pickerView = _pickerView;

- (instancetype)initWithFrame:(CGRect)frame
{
    if (self = [super initWithFrame:frame]) {
        [self initializeLayout];
        [self addTapGesture];
        self.backgroundColor = [[UIColor blackColor]colorWithAlphaComponent:0.4];
    }
    return self;
}

- (void)addTapGesture{
    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(clickTap:)];
    [self addGestureRecognizer:tap];
}

- (void)initializeLayout
{
    UIButton *cancelBtn = ({
        UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
        [button setTitle:@"取消" forState:UIControlStateNormal];
        [button setTitleColor:UIColorFromRGB(0x333333) forState:UIControlStateNormal];
        [button addTarget:self action:@selector(cancelBtnClick) forControlEvents:UIControlEventTouchUpInside];
        button.titleLabel.font = [UIFont systemFontOfSize:14];
        button;
    });
    
    UIButton *confirmBtn = ({
        UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
        [button setTitle:@"完成" forState:UIControlStateNormal];
        [button setTitleColor:UIColorFromRGB(0x999999) forState:UIControlStateNormal];
        [button addTarget:self action:@selector(confirmBtnClick) forControlEvents:UIControlEventTouchUpInside];
        button.titleLabel.font = [UIFont systemFontOfSize:14];
        button;
    });
    
    [self addSubview:self.contentView];
    [self.contentView addSubview:self.bannerView];
    [self.contentView addSubview:self.pickerView];
    [self.bannerView addSubview:cancelBtn];
    [self.bannerView addSubview:confirmBtn];
    
    [self.contentView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.bottom.equalTo(self);
        make.height.equalTo(@kContentHeight);
    }];
    
    [self.bannerView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.top.equalTo(self.contentView);
        make.height.equalTo(@44);
    }];
    
    [self.pickerView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.bannerView.mas_bottom);
        make.left.right.bottom.equalTo(self.contentView);
    }];
    
    [cancelBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(self.bannerView);
        make.height.equalTo(self.bannerView);
        make.centerY.equalTo(self.bannerView);
        make.width.equalTo(@80);
    }];
    
    [confirmBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.equalTo(self.bannerView);
        make.height.equalTo(self.bannerView);
        make.centerY.equalTo(self.bannerView);
        make.width.equalTo(cancelBtn);
    }];
    
}

- (void)showInView:(UIView *)view animated:(BOOL)animated
{
    if (!view) return;
    [view addSubview:self];
    self.frame = view.bounds;

    WeakSelf(weakSelf);
    if (animated) {
        self.backgroundColor = [UIColor clearColor];
        CGAffineTransform transForm = CGAffineTransformMakeTranslation(0, kContentHeight);
        self.contentView.transform = transForm;
        [UIView animateWithDuration:0.3f animations:^{
            weakSelf.backgroundColor = [[UIColor blackColor]colorWithAlphaComponent:0.4];
            weakSelf.contentView.transform = CGAffineTransformIdentity;
        }];
    }
    
}

- (void)dismissAnimated
{
    CGRect frame = self.contentView.frame;
    CGRect downFrame = CGRectOffset(frame, 0, CGRectGetHeight(frame));
    
    self.contentView.transform = CGAffineTransformIdentity;
    
    WeakSelf(weakSelf);
    [UIView animateWithDuration:0.3f animations:^{
        weakSelf.backgroundColor = [UIColor clearColor];
        weakSelf.contentView.frame = downFrame;
    } completion:^(BOOL finished) {
        [weakSelf removeFromSuperview];
        weakSelf.backgroundColor = [[UIColor blackColor]colorWithAlphaComponent:0.4];
        weakSelf.contentView.frame = frame;
    }];
}

- (BOOL)isShowing{
    
    if (self.superview) return YES;
    return NO;
}

- (void)refreshTitleArray:(NSArray *)titleArray withSelectedIndex:(NSInteger)index
{
    _titleArray = titleArray;
    [self.pickerView reloadAllComponents];
    [self.pickerView selectRow:index inComponent:0 animated:NO];
}

#pragma mark - event response

- (void)clickTap:(UITapGestureRecognizer *)gesture{
    [self dismissAnimated];
}

- (void)cancelBtnClick
{
    [self dismissAnimated];
}

- (void)confirmBtnClick
{
    NSInteger selectedRow = [self.pickerView selectedRowInComponent:0];
    if (_selectDone) {
        _selectDone(selectedRow);
    }
    [self dismissAnimated];
}

#pragma mark - pickerView dataSource & delegate
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
    return 1;
}

- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
    return self.titleArray.count;
}

- (CGFloat)pickerView:(UIPickerView *)pickerView widthForComponent:(NSInteger)component
{
    return UISCREENWIDTH;
}

- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component
{
    return 50;
}

- (NSAttributedString *)pickerView:(UIPickerView *)pickerView attributedTitleForRow:(NSInteger)row forComponent:(NSInteger)component{
    return self.titleArray[row];
}

#pragma mark - getter && setter
- (UIPickerView *)pickerView
{
    if (_pickerView == nil) {
        _pickerView = [[UIPickerView alloc]init];
        _pickerView.dataSource = self;
        _pickerView.delegate = self;
        _pickerView.backgroundColor = [UIColor whiteColor];
    }
    return _pickerView;
}

- (UIView *)contentView
{
    if (_contentView == nil) {
        _contentView = [[UIView alloc]init];
        _contentView.backgroundColor = [UIColor clearColor];
    }
    return _contentView;
}

- (UIView *)bannerView
{
    if (_bannerView == nil) {
        _bannerView = [[UIView alloc]init];
        _bannerView.backgroundColor = [UIColor colorWithRed:235.0/255.0
                                                      green:236.0/255.0
                                                       blue:239.0/255.0
                                                      alpha:1.0];
    }
    return _bannerView;
}

- (void)setTitleArray:(NSArray *)titleArray
{
    _titleArray = titleArray;
    [self.pickerView reloadAllComponents];
}
@end