//
//  EPEmotionInfoView.m
//  YuMi
//
//  Created by AI on 2025-10-16.
//

#import "EPEmotionInfoView.h"
#import <Masonry/Masonry.h>

@interface EPEmotionInfoView ()

@property (nonatomic, strong) UIView *backgroundMask;
@property (nonatomic, strong) UIView *contentContainer;
@property (nonatomic, strong) UILabel *titleLabel;
@property (nonatomic, strong) UIScrollView *scrollView;
@property (nonatomic, strong) UILabel *contentLabel;
@property (nonatomic, strong) UIButton *closeButton;

@end

@implementation EPEmotionInfoView

#pragma mark - Lifecycle

- (instancetype)initWithFrame:(CGRect)frame {
    if (self = [super initWithFrame:frame]) {
        [self setupUI];
    }
    return self;
}

- (void)setupUI {
    self.backgroundColor = [UIColor clearColor];
    
    // 背景遮罩
    [self addSubview:self.backgroundMask];
    [self.backgroundMask mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(self);
    }];
    
    // 内容容器
    [self addSubview:self.contentContainer];
    [self.contentContainer mas_makeConstraints:^(MASConstraintMaker *make) {
        make.center.equalTo(self);
        make.leading.trailing.equalTo(self).inset(30);
        make.height.mas_lessThanOrEqualTo(500);
    }];
    
    // 标题
    [self.contentContainer addSubview:self.titleLabel];
    [self.titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.contentContainer).offset(24);
        make.leading.trailing.equalTo(self.contentContainer).inset(20);
    }];
    
    // 滚动视图
    [self.contentContainer addSubview:self.scrollView];
    [self.scrollView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.titleLabel.mas_bottom).offset(16);
        make.leading.trailing.equalTo(self.contentContainer).inset(20);
        make.height.mas_lessThanOrEqualTo(320);
    }];
    
    // 内容文本
    [self.scrollView addSubview:self.contentLabel];
    [self.contentLabel mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(self.scrollView);
        make.width.equalTo(self.scrollView);
    }];
    
    // 关闭按钮
    [self.contentContainer addSubview:self.closeButton];
    [self.closeButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.scrollView.mas_bottom).offset(20);
        make.centerX.equalTo(self.contentContainer);
        make.leading.trailing.equalTo(self.contentContainer).inset(20);
        make.height.mas_equalTo(50);
        make.bottom.equalTo(self.contentContainer).offset(-24);
    }];
}

#pragma mark - Actions

- (void)onBackgroundTapped {
    [self dismiss];
}

- (void)onCloseButtonTapped {
    [self dismiss];
}

#pragma mark - Public Methods

- (void)showInView:(UIView *)parentView {
    [parentView addSubview:self];
    [self mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(parentView);
    }];
    
    // 初始状态
    self.backgroundMask.alpha = 0;
    self.contentContainer.alpha = 0;
    self.contentContainer.transform = CGAffineTransformMakeScale(0.9, 0.9);
    
    // 弹出动画
    [UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionCurveEaseOut animations:^{
        self.backgroundMask.alpha = 1;
        self.contentContainer.alpha = 1;
        self.contentContainer.transform = CGAffineTransformIdentity;
    } completion:nil];
}

- (void)dismiss {
    [UIView animateWithDuration:0.25 delay:0 options:UIViewAnimationOptionCurveEaseIn animations:^{
        self.backgroundMask.alpha = 0;
        self.contentContainer.alpha = 0;
        self.contentContainer.transform = CGAffineTransformMakeScale(0.95, 0.95);
    } completion:^(BOOL finished) {
        [self removeFromSuperview];
    }];
}

#pragma mark - Lazy Loading

- (UIView *)backgroundMask {
    if (!_backgroundMask) {
        _backgroundMask = [[UIView alloc] init];
        _backgroundMask.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.6];
        UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onBackgroundTapped)];
        [_backgroundMask addGestureRecognizer:tap];
    }
    return _backgroundMask;
}

- (UIView *)contentContainer {
    if (!_contentContainer) {
        _contentContainer = [[UIView alloc] init];
        _contentContainer.backgroundColor = [UIColor colorWithRed:0x1a/255.0 green:0x1a/255.0 blue:0x2e/255.0 alpha:1.0];
        _contentContainer.layer.cornerRadius = 16;
        _contentContainer.layer.masksToBounds = YES;
    }
    return _contentContainer;
}

- (UILabel *)titleLabel {
    if (!_titleLabel) {
        _titleLabel = [[UILabel alloc] init];
        _titleLabel.text = @"About Emotion Colors";
        _titleLabel.textColor = [UIColor whiteColor];
        _titleLabel.font = [UIFont systemFontOfSize:20 weight:UIFontWeightBold];
        _titleLabel.textAlignment = NSTextAlignmentCenter;
    }
    return _titleLabel;
}

- (UIScrollView *)scrollView {
    if (!_scrollView) {
        _scrollView = [[UIScrollView alloc] init];
        _scrollView.showsVerticalScrollIndicator = YES;
        _scrollView.alwaysBounceVertical = YES;
    }
    return _scrollView;
}

- (UILabel *)contentLabel {
    if (!_contentLabel) {
        _contentLabel = [[UILabel alloc] init];
        _contentLabel.numberOfLines = 0;
        _contentLabel.textColor = [[UIColor whiteColor] colorWithAlphaComponent:0.9];
        _contentLabel.font = [UIFont systemFontOfSize:15];
        
        // 普拉奇克情绪轮说明文本
        NSString *content = @"Based on Plutchik's Wheel of Emotions, we use 8 core colors to represent fundamental human emotions:\n\n"
        "🟡 Joy (Gold)\n"
        "Represents happiness, delight, and cheerfulness. Like sunshine warming your heart.\n\n"
        "🔵 Sadness (Sky Blue)\n"
        "Reflects sorrow, melancholy, and contemplation. The quiet depth of blue skies.\n\n"
        "🔴 Anger (Coral Red)\n"
        "Expresses frustration, rage, and intensity. The fire of passionate emotions.\n\n"
        "🟣 Fear (Violet)\n"
        "Embodies anxiety, worry, and apprehension. The uncertainty of purple twilight.\n\n"
        "🟠 Surprise (Amber)\n"
        "Captures amazement, shock, and wonder. The spark of unexpected moments.\n\n"
        "🟢 Disgust (Emerald)\n"
        "Conveys aversion, distaste, and rejection. The instinctive green of caution.\n\n"
        "🔵 Trust (Bright Blue)\n"
        "Symbolizes confidence, faith, and security. The clarity of open skies.\n\n"
        "🟡 Anticipation (Amber)\n"
        "Represents expectation, hope, and eagerness. The warmth of looking forward.\n\n"
        "Each color helps you express your current emotional state in moments you share.";
        
        _contentLabel.text = content;
    }
    return _contentLabel;
}

- (UIButton *)closeButton {
    if (!_closeButton) {
        _closeButton = [UIButton buttonWithType:UIButtonTypeCustom];
        [_closeButton setTitle:@"Got it" forState:UIControlStateNormal];
        [_closeButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
        _closeButton.titleLabel.font = [UIFont systemFontOfSize:16 weight:UIFontWeightSemibold];
        _closeButton.backgroundColor = [UIColor colorWithRed:0x9B/255.0 green:0x59/255.0 blue:0xB6/255.0 alpha:1.0];
        _closeButton.layer.cornerRadius = 25;
        _closeButton.layer.masksToBounds = YES;
        [_closeButton addTarget:self action:@selector(onCloseButtonTapped) forControlEvents:UIControlEventTouchUpInside];
    }
    return _closeButton;
}

@end