//
//  TFRecommendBookController.m
//  TFReader
//
//  Created by 谢腾飞 on 2020/12/14.
//  Copyright © 2020 xtfei_2011@126.com. All rights reserved.
//

#import "TFRecommendBookController.h"
#import "TFRecommendBookModel.h"
#import "TFCollectionManager.h"
#import "NSMutableArray+KVO.h"

@interface TFRecommendBookController ()

@property (nonatomic ,strong) YYLabel *titleTop;
@property (nonatomic ,strong) YYLabel *titleBottom;

@property (nonatomic ,strong) UIScrollView *scrollView;
@property (nonatomic ,strong) UIButton *nextStepButton;
@property (nonatomic ,strong) NSMutableArray *addBookArray;

@end

@implementation TFRecommendBookController

- (instancetype)init
{
    if (self = [super init]) {
        
        self.view.backgroundColor = kWhiteColor;
        self.addBookArray = [NSMutableArray array];
        
        [self setupSubview];
        [self setupSubviewFrame];
    }
    return self;
}

- (void)viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
    
    [self setStatusBarDefaultStyle];
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    [self hiddenNavigationBar:YES];
}

- (void)setupSubview
{
    self.titleTop = [[YYLabel alloc] init];
    self.titleTop.text = TFLocalizedString(@"独特的你");
    self.titleTop.textColor = kBlackColor;
    self.titleTop.textAlignment = NSTextAlignmentCenter;
    self.titleTop.textVerticalAlignment = YYTextVerticalAlignmentBottom;
    self.titleTop.font = kFont18;
    [self.view addSubview:self.titleTop];
    
    self.titleBottom = [[YYLabel alloc] init];
    self.titleBottom.text = TFLocalizedString(@"请选择你感兴趣的书籍");
    self.titleBottom.textColor = kGrayTextColor;
    self.titleBottom.textAlignment = NSTextAlignmentCenter;
    self.titleBottom.textVerticalAlignment = YYTextVerticalAlignmentTop;
    self.titleBottom.font = kMainFont;
    [self.view addSubview:self.titleBottom];
    
    self.nextStepButton = [UIButton buttonWithType:UIButtonTypeCustom];
    [self.nextStepButton setBackgroundColor:kColorRGBA(218, 218, 218, 1)];
    [self.nextStepButton setTitleColor:kWhiteColor forState:UIControlStateNormal];
    [self.nextStepButton.layer setCornerRadius:20];
    [self.nextStepButton setUserInteractionEnabled:NO];
    [self.nextStepButton setTitle:TFLocalizedString(@"完成") forState:UIControlStateNormal];
    [self.nextStepButton addTarget:self action:@selector(nextStep) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:self.nextStepButton];
    
    self.scrollView = [[UIScrollView alloc] init];
    [self.view addSubview:self.scrollView];
}

- (void)setupSubviewFrame
{
    [self.titleTop mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.mas_equalTo(PUB_NAVBAR_OFFSET);
        make.left.mas_equalTo(0);
        make.width.mas_equalTo(self.view.mas_width);
        make.height.mas_equalTo(65);
    }];
    
    [self.titleBottom mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.mas_equalTo(self.titleTop.mas_bottom).with.offset(kHalfMargin);
        make.left.mas_equalTo(0);
        make.width.mas_equalTo(self.view.mas_width);
        make.height.mas_equalTo(self.titleTop.mas_height);
    }];
    
    WS(weakSelf)
    self.addBookArray.changeBlock = ^(NSMutableArray * _Nonnull newVal) {
        SS(strongSelf)
        if (newVal.count <= 0) {
            strongSelf.nextStepButton.backgroundColor = kColorRGBA(218, 218, 218, 1);
            strongSelf.nextStepButton.userInteractionEnabled = NO;
        } else {
            strongSelf.nextStepButton.backgroundColor = kMainColor;
            strongSelf.nextStepButton.userInteractionEnabled = YES;
        }
    };
    
    [self.nextStepButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.bottom.mas_equalTo(self.view.mas_bottom).with.offset(- PUB_NAVBAR_OFFSET - kMargin);
        make.left.mas_equalTo(2 * kMargin);
        make.width.mas_equalTo(self.view.mas_width).with.offset(- 4 * kMargin);
        make.height.mas_equalTo(40);
    }];
    
    [self.scrollView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.mas_equalTo(0);
        make.width.mas_equalTo(SCREEN_WIDTH);
        make.top.mas_equalTo(self.titleBottom.mas_bottom);
        make.bottom.mas_equalTo(self.nextStepButton.mas_top).with.offset(- kMargin);
    }];
}

- (void)setProductionArray:(NSArray *)productionArray
{
    _productionArray = productionArray;
    
    if (productionArray.count == 0) {
        return;
    }
    
    int buttonNum = 3;                                                          // 每行多少按钮
    CGFloat button_W = BOOK_WIDTH;                                              // 按钮宽
    CGFloat button_H = BOOK_HEIGHT + BOOK_CELL_TITLE_HEIGHT + kQuarterMargin;   // 按钮高
    CGFloat margin_X = kHalfMargin;                                             // 第一个按钮的X坐标
    CGFloat margin_Y = 0;                                                       // 第一个按钮的Y坐标
    CGFloat space_X = kHalfMargin;                                              // 按钮间距
    CGFloat space_Y = kMargin;                                                  // 行间距
    
    [self.scrollView setContentSize:CGSizeMake(0, productionArray.count < 4 ? (button_H + space_Y) : 2 * (button_H + space_Y))];
    
    for (int i = 0; i < (productionArray.count <= 6 ? productionArray.count : 6); i++) {
        int row = i / buttonNum;    // 行号
        int loc = i % buttonNum;    // 列号
        CGFloat button_X = margin_X + (space_X + button_W) * loc;
        CGFloat button_Y = margin_Y + (space_Y + button_H) * row;
        
        TFProductionModel *t_model = [productionArray objectOrNilAtIndex:i];
        
        UIButton *bottomButton = [UIButton buttonWithType:UIButtonTypeCustom];
        bottomButton.frame = CGRectMake(button_X, button_Y, button_W, button_H);
        bottomButton.tag = i;
        bottomButton.backgroundColor = [UIColor clearColor];
        [bottomButton addTarget:self action:@selector(bookButtonClick:) forControlEvents:UIControlEventTouchUpInside];
        bottomButton.selected = YES;
        [self.scrollView addSubview:bottomButton];
        
        TFProductionCoverView *bookImageView = [[TFProductionCoverView alloc] initWithProductionType:t_model.productionType coverDirection:TFProductionCoverDirectionVertical];
        bookImageView.coverImageUrl = t_model.cover;
        bookImageView.userInteractionEnabled = NO;
        [bottomButton addSubview:bookImageView];
        
        [bookImageView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.centerX.mas_equalTo(bottomButton.mas_centerX);
            make.top.mas_equalTo(bottomButton.mas_top);
            make.width.mas_equalTo(BOOK_WIDTH);
            make.height.mas_equalTo(BOOK_HEIGHT);
        }];
        
        UILabel *connerLabel = [[UILabel alloc] init];
        connerLabel.font = kFont10;
        connerLabel.layer.cornerRadius = 4.0f;
        connerLabel.textAlignment = NSTextAlignmentCenter;
        connerLabel.textColor = kWhiteColor;
        connerLabel.clipsToBounds = YES;
        [bookImageView addSubview:connerLabel];
        
        [connerLabel mas_makeConstraints:^(MASConstraintMaker *make) {
            make.right.mas_equalTo(bookImageView.mas_right).with.offset(- kQuarterMargin);
            make.top.mas_equalTo(bookImageView.mas_top).with.offset(kQuarterMargin);
            make.width.mas_equalTo(40);
            make.height.mas_equalTo(20);
        }];
        
        if (t_model.productionType == TFProductionTypeNovel) {
            connerLabel.backgroundColor = kMainColor;
            connerLabel.text = TFLocalizedString(@"小说");
        }
        
        if (t_model.productionType == TFProductionTypeComic) {
            connerLabel.backgroundColor = kRedColor;
            connerLabel.text = TFLocalizedString(@"漫画");
        }
        
        if (t_model.productionType == TFProductionTypeAudio) {
            connerLabel.backgroundColor = [UIColor colorWithHexString:@"#56a0ef"];
            connerLabel.text = TFLocalizedString(@"听书");
        }

        UILabel *titleLabel = [[UILabel alloc] init];
        titleLabel.numberOfLines = 2;
        titleLabel.text = t_model.name;
        titleLabel.backgroundColor = kWhiteColor;
        titleLabel.font = kMainFont;
        titleLabel.textAlignment = NSTextAlignmentLeft;
        titleLabel.textColor = kBlackColor;
        [bottomButton addSubview:titleLabel];
        
        [titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.mas_equalTo(bookImageView.mas_left);
            make.top.mas_equalTo(bookImageView.mas_bottom).with.offset(kQuarterMargin);
            make.width.mas_equalTo(bookImageView.mas_width);
            make.height.mas_equalTo(BOOK_CELL_TITLE_HEIGHT);
        }];
        
        UIImageView *selectView = [[UIImageView alloc] init];
        selectView.userInteractionEnabled = YES;
        selectView.image = [UIImage imageNamed:@"audio_download_select"];
        [bottomButton addSubview:selectView];
        
        [selectView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.right.mas_equalTo(bookImageView.mas_right).with.offset(- 5);
            make.bottom.mas_equalTo(bookImageView.mas_bottom).with.offset(- 5);
            make.height.width.mas_equalTo(18);
        }];
    }
    
    [self.addBookArray KVO_addObjectsFromArray:productionArray];
}

- (void)bookButtonClick:(UIButton *)sender
{
    TFProductionModel *t_books = [self.productionArray objectOrNilAtIndex:sender.tag];
    if (sender.selected) {
        [sender.subviews enumerateObjectsUsingBlock:^(__kindof UIView * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
            if ([obj isKindOfClass:[TFProductionCoverView class]]) {
                obj.alpha = 0.5;
            }
            
            if ([obj isKindOfClass:[UIImageView class]]) {
                UIImageView *t_obj = (UIImageView *)obj;
                t_obj.image = [UIImage imageNamed:@"audio_download_unselect"];
                *stop = YES;
            }
        }];
        [self.addBookArray KVO_removeObject:t_books];
        
    } else {
        [sender.subviews enumerateObjectsUsingBlock:^(__kindof UIView * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
            if ([obj isKindOfClass:[TFProductionCoverView class]]) {
                obj.alpha = 1;
            }
            
            if ([obj isKindOfClass:[UIImageView class]]) {
                UIImageView *t_obj = (UIImageView *)obj;
                t_obj.image = [UIImage imageNamed:@"audio_download_select"];
                *stop = YES;
            }
        }];
        [self.addBookArray KVO_addObject:t_books];
    }
    sender.selected = !sender.selected;
}

- (void)nextStep
{
    for (TFProductionModel *t_model in self.addBookArray) {
        switch (t_model.productionType) {
            case TFProductionTypeNovel:
                [[TFCollectionManager shareManagerWithProductionType:TFProductionTypeNovel] addCollectionWithProductionModel:t_model atIndex:0];
                break;
            case TFProductionTypeComic:
                [[TFCollectionManager shareManagerWithProductionType:TFProductionTypeComic] addCollectionWithProductionModel:t_model];
                break;
            case TFProductionTypeAudio:
                [[TFCollectionManager shareManagerWithProductionType:TFProductionTypeAudio] addCollectionWithProductionModel:t_model];
                break;
                
            default:
                break;
        }
    }
    [[NSNotificationCenter defaultCenter] postNotificationName:Notification_Insterest_Change object:@"step_two"];
}

@end