JSJP_Student/jiaPei/Modules/OtherModules/ExerciseModule/ViewModel/ExercisePage/itemViewModel/RQExerciseAnswerItemViewModel.m

//
//  RQExerciseAnswerItemViewModel.m
//  JSJP
//
//  Created by 张嵘 on 2021/8/16.
//

#import "RQExerciseAnswerItemViewModel.h"

@interface RQExerciseAnswerItemViewModel (){
    CGFloat _exRowHeight;//记录原始rowHeight
}
@property (nonatomic, readwrite, strong) NSString *answerString;
@property (nonatomic, readwrite, strong) RQYDTJSModel *ydtJSModel;
@property (nonatomic, readwrite, assign) CGFloat skillHeight;

@property (nonatomic, readwrite, strong) YYLabel *yyLabel;
@property (nonatomic, readwrite, strong) NSMutableAttributedString *skillString;

@property (nonatomic, readwrite, strong) QMUIButton *readBtn;

@end

@implementation RQExerciseAnswerItemViewModel
- (instancetype)initWithRQExerciseModel:(RQExerciseModel *)exerciseModel {
    if (self = [super init]) {
        @weakify(self)
        dispatch_async(dispatch_get_main_queue(), ^{
            @strongify(self)
            NSArray *allOptionsArr = @[@"A",@"B",@"C",@"D"];
            
            NSMutableArray *answerOptionArr = @[].mutableCopy;
            for (int i = 0; i < exerciseModel.ydtQuestionModel.AnswerTrue.length; i ++) {
                NSRange range;
                range.location = i;
                range.length = 1;
                NSString *indexStr = [exerciseModel.ydtQuestionModel.AnswerTrue substringWithRange:range];
                [answerOptionArr addObject:[allOptionsArr objectAtIndex:indexStr.integerValue - 1]];
            }
            self.ydtJSModel = [RQ_YDT_JS_Question_Module getQuestionJSWithQuestionId:exerciseModel.ydtQuestionModel.ID];
            exerciseModel.ydtQuestionModel.explain = self.ydtJSModel.best_explain_new;//2023.9.25
//            //ning 2023-5-24 一点通db 解题答案数据有异常-新整jq库进行修正。
//            self.ydtJSModel.qb_read_analyse = [YN_YDT_JQ_Question_Module getQuestionKTJQWithQuestionId:exerciseModel.ydtQuestionModel.ID];
            //于2023-08-18 年更新db完成-解决此问题
            self.answerString = [NSString stringWithFormat:@"答案 %@",[answerOptionArr.mutableCopy componentsJoinedByString:@" "]];
            __block CGFloat space = 0.f;
            if (RQObjectIsNil(self.ydtJSModel)) {
                self.skillHeight = 0.f;
                space = 0.f;
            } else {
                NSString *readText = [[self.ydtJSModel.qb_analyse stringByReplacingOccurrencesOfString:@"【" withString:@""] stringByReplacingOccurrencesOfString:@"】" withString:@""];
                if(readText==nil&&exerciseModel.ydtQuestionModel.Type==RQQuestionType_Judgment){//判断题
                    readText = [NSString stringWithFormat:@"看题目答题：%@",[answerOptionArr.mutableCopy componentsJoinedByString:@" "]];
                }
                NSArray *knameList = [self getKeyRangeList:self.ydtJSModel.qb_analyse readText:readText];//获取关键字
                NSMutableAttributedString *text = [[NSMutableAttributedString alloc] init];
                //播放-答案
                if (RQ_COMMON_MANAGER.JSJP_APP_VOICE) {//读题-是否开启
                    CGSize btnSize = CGSizeMake(30, 30);
                    //读题
                    QMUIButton *readBtn = [QMUIButton buttonWithType:UIButtonTypeCustom];
                    CGFloat ebtnH = 30.f;
                    CGFloat ebtnW = 30.f;
                    CGSize ebtnSize = CGSizeMake(ebtnW, ebtnH);
                    readBtn.size = btnSize;
                    [readBtn setImage:RQImageNamed(@"播放_pay") forState:UIControlStateNormal];
                    [readBtn setImage:RQImageNamed(@"播放_suspend") forState:UIControlStateSelected];
                    [readBtn addTarget:self action:@selector(buttonActionPayVoicedo:) forControlEvents:UIControlEventTouchUpInside];
                    NSMutableAttributedString *readAttachment = [NSMutableAttributedString yy_attachmentStringWithContent:readBtn
                                                                               contentMode:UIViewContentModeCenter
                                                                            attachmentSize:ebtnSize
                                                                               alignToFont:[UIFont systemFontOfSize:RQ_Exercise_Module.exerciseFontSize]
                                                                                 alignment:YYTextVerticalAlignmentCenter];
                    self.readBtn = readBtn;
                    [text appendAttributedString:readAttachment];
                }
                NSMutableAttributedString *analyseString = [[NSMutableAttributedString alloc] initWithString:[NSString stringWithFormat:@"%@",readText]];
                [text appendAttributedString:analyseString];
                text.yy_font = [UIFont systemFontOfSize:RQ_Exercise_Module.exerciseFontSize];
                text.yy_lineSpacing = 8;
                text.yy_color = RQ_MAIN_TEXT_COLOR_1;
                if(knameList){//替换关键字标红
                    @try {
                        for (NSDictionary *item in knameList) {
                            NSArray *values = item.allValues.firstObject;
                            NSString *replacementString = item.allKeys.firstObject;
                            NSRange range = NSMakeRange([values[0] intValue]+1, [values[1] intValue]);
                            NSDictionary *attributes = @{ NSForegroundColorAttributeName: RGB_COLOR(244, 0, 47),NSFontAttributeName: [UIFont systemFontOfSize:RQ_Exercise_Module.exerciseFontSize]};
                            [text replaceCharactersInRange:range withString:replacementString];
                            [text setAttributes:attributes range:NSMakeRange(range.location, range.length)];
                        }
                    } @catch (NSException *exception) {
                        NSLog(@"替换替换发生错误");
                    }
                }
                self.skillString = text;
                NSInteger line = RQ_COMMON_MANAGER.APP_SWITCH? 0 : ((RQ_VIP_Module.isSubject1Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectOne)? 0 : ((RQ_VIP_Module.isSubject4Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectFour)? 0 : 1));
                if (RQ_USER_MANAGER.tryLookCount>0 && line==1){//试看
                    line = 0;
                }
                CGFloat height = (line == 0)? [self getMessageHeightWithAttributedStr:text andLabel:self.yyLabel] : RQ_FIT_HORIZONTAL(34.f);
                self.skillHeight = height;
                space = 6.f;
            }
            _exRowHeight = [_answerString heightForFont:[UIFont systemFontOfSize:19] width:RQ_SCREEN_WIDTH - (16 * 2) - (8 * 2)] + (8 * 2) + (16 * 2) + space;
        });
        
        
    }
    return self;
}
//重写 skillHeight get 方法
- (CGFloat)skillHeight{
    CGFloat skillH = _skillHeight;
    NSInteger line = RQ_COMMON_MANAGER.APP_SWITCH? 0 : ((RQ_VIP_Module.isSubject1Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectOne)? 0 : ((RQ_VIP_Module.isSubject4Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectFour)? 0 : 1));
    if (RQ_USER_MANAGER.tryLookCount>0 && line==1){//试看
        line = 0;
    }
    if(line==1) skillH = RQ_FIT_HORIZONTAL(34.f);
    return skillH;
}

//重写 rowHeight get 方法
- (CGFloat)rowHeight{
    CGFloat rowH = _exRowHeight + self.skillHeight;
    NSInteger line = RQ_COMMON_MANAGER.APP_SWITCH? 0 : ((RQ_VIP_Module.isSubject1Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectOne)? 0 : ((RQ_VIP_Module.isSubject4Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectFour)? 0 : 1));
    if (RQ_USER_MANAGER.tryLookCount>0 && line==1){//试看
        rowH = rowH + 40.f;
    }
    return rowH;
}

- (CGFloat)getMessageHeightWithAttributedStr:(NSMutableAttributedString *)attributedStr andLabel:(YYLabel *)lb {
    lb.attributedText = attributedStr;
    CGSize introSize = CGSizeMake(RQ_SCREEN_WIDTH - (16 * 2) - (8 * 2), CGFLOAT_MAX);
    YYTextLayout *layout = [YYTextLayout layoutWithContainerSize:introSize text:attributedStr];
    lb.textLayout = layout;
    CGFloat introHeight = layout.textBoundingSize.height+10;
    return introHeight;
}

- (YYLabel *)yyLabel {
    if (!_yyLabel) {
        _yyLabel = [[YYLabel alloc] init];
        _yyLabel.userInteractionEnabled = YES;
    }
    return _yyLabel;
}

- (NSString *)itemClassName {
    return @"RQExerciseAnswerCell";
}

#pragma mark -事件
- (void)buttonActionPayVoicedo:(UIButton *)btn
{
    if (RQ_COMMON_MANAGER.JSJP_APP_VOICE) {//读题-是否开启
        //是vip
        NSInteger line = RQ_COMMON_MANAGER.APP_SWITCH? 0 : ((RQ_VIP_Module.isSubject1Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectOne)? 0 : ((RQ_VIP_Module.isSubject4Vip && RQ_YDTQuestion_Module.subject == RQHomePageSubjectType_SubjectFour)? 0 : 1));
        if (RQ_USER_MANAGER.tryLookCount>0 && line==1){//试看
            line = 0;
        }
        if (line==1) {
            ShowMsg(@"请购买会员，才能读解题技巧。");
            return;
        }
    }
    btn.userInteractionEnabled = NO;
    btn.selected = !btn.isSelected;
    if(btn.selected){//播放
        if (NY_VOICE_MANAGER.state == NYVoiceType_Pause){
            [NY_VOICE_MANAGER resumePayVoiceActionUrl];//恢复
        }else {
            [NY_VOICE_MANAGER stopPayVoiceActionUrl];
            NSString *url = self.ydtJSModel.qb_skill_audio_link;
            WeakSelf(weakSelf)
            [NY_VOICE_MANAGER startPayVoiceActionUrl:url completedBlock:^(NYVoiceType voiceType) {
                switch (voiceType) {
                    case NYVoiceType_Start:{
                        weakSelf.readBtn.selected = YES;
                    }break;
                    case NYVoiceType_Wait:{//完成-等待
                        weakSelf.readBtn.selected = NO;
                    }break;
                    case NYVoiceType_Resume:{//恢复
                        weakSelf.readBtn.selected = YES;
                    }break;
                    case NYVoiceType_Pause:{//暂停
                        weakSelf.readBtn.selected = NO;
                    }break;
                    case NYVoiceType_Stop:{//停止
                        weakSelf.readBtn.selected = NO;
                    }break;
                    default:
                        break;
                }
            }];
        }
    }else {//暂停
        [NY_VOICE_MANAGER pausePayVoiceActionUrl];
    }
    //防止频繁点击 1 秒点一次
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        self.readBtn.userInteractionEnabled = YES;
    });
    
}
@end