夜晚代码修改

//
//  SubmitEvaluationVC.m
//  CarPool
//
//  Created by apollo on 15/6/17.
//
//

#import "CPSubmitEvaluationVC.h"
#import "CPMineDef.h"
#import "Style_HeaderLabel.h"
#import "CPEvaluationButton.h"
#import "CPEmotionKeyboard.h"
#import "CPEmotionTextView.h"
#import "CPEmotionKeyboardToolbar.h"

@interface CPSubmitEvaluationVC ()<UITextViewDelegate, CPEmotionKeyboardToolbarDelegate>
{
    NSRange selectedRange;
    
}
@property (weak, nonatomic) IBOutlet UIButton          *submitEvaluationBtn;/**< 提交评价按钮 */
@property (weak, nonatomic) IBOutlet Style_HeaderLabel *naviTitleLabel;/**< 导航标题 */

@property (weak, nonatomic) IBOutlet CPEmotionTextView *evaluationTextView; /**< 输入评价内容的textView */

@property (weak, nonatomic) IBOutlet CPEvaluationButton *goodEvaluationBtn;
@property (weak, nonatomic) IBOutlet CPEvaluationButton *midleEvaluationBtn;
@property (weak, nonatomic) IBOutlet CPEvaluationButton *badEvaluationBtn;
@property (weak, nonatomic) IBOutlet UILabel *inputNumberTipsLabel; /**< 输入数量提示 */

@property (nonatomic, assign) EvaluationRoleType evaluationRoleType;
@property (strong, nonatomic) CPRouteOrderEntity *order;
@property (strong, nonatomic) UIButton *currentSelectedBtn;
/** 点击任何一个评价按钮事件 */
- (IBAction)allEvaluationBtnClick:(UIButton *)sender;

- (IBAction)submitEvaluationBtnClick;/**< 提交评价事件 */
- (IBAction)returnBtnClick;
@property (nonatomic, strong) CPEmotionKeyboard *keyboard;
@property (nonatomic, strong) CPEmotionKeyboardToolbar *toolbar;

@property (nonatomic, strong) CPEmotionKeyboardToolbar *tempToolbar;

@property (nonatomic, assign, getter = isChangingKeyboard) BOOL changingKeyboard;

@end

@implementation CPSubmitEvaluationVC
- (instancetype)initWithEvaluationRoleType:(EvaluationRoleType)type order:(CPRouteOrderEntity *)order {
    self = [super init];
    if (self) {
        _evaluationRoleType = type;
        _order = order;
        
    }
    return self;
    
}

#pragma mark - life cycle
- (void)viewDidLoad {
    [super viewDidLoad];
    
    
    self.goodEvaluationBtn.selected = YES;// 默认好评
    self.currentSelectedBtn         = self.goodEvaluationBtn;
    
    if (_evaluationRoleType == EvaluationRoleTypeDriver) {
        _naviTitleLabel.text           = @"评价车主";
        _evaluationTextView.placehoder = @"给车主一些感谢及评价吧~";
    }
    else if (_evaluationRoleType == EvaluationRoleTypePassenger) {
        _naviTitleLabel.text           = @"评价乘客";
        _evaluationTextView.placehoder = @"评价一下乘客吧~";
    }
    
    [_submitEvaluationBtn blueButton];
    
    // 添加输入框
    [self setupTextView];
    
}
- (void)viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
    
    [self.evaluationTextView becomeFirstResponder];
}


- (void)viewWillDisappear:(BOOL)animated
{
    [super viewWillDisappear:animated];
    
    [self.evaluationTextView resignFirstResponder];
}
/**
 *  添加输入框
 */
- (void)setupTextView
{
    // emoji
    self.evaluationTextView.alwaysBounceVertical = YES; // 垂直方向上永远有弹簧效果
    self.evaluationTextView.delegate = self;
    
    // 设置键盘上面的工具条
    //    self.textView.inputView 设置键盘
    CPEmotionKeyboardToolbar *toolbar = [[CPEmotionKeyboardToolbar alloc] init];
    toolbar.width = self.view.width;
    toolbar.height = 44;
    toolbar.delegate = self;
    self.evaluationTextView.inputAccessoryView = toolbar;
    self.toolbar = toolbar;
    
    CPEmotionKeyboardToolbar *tempToolbar = [[CPEmotionKeyboardToolbar alloc] init];
    tempToolbar.height = toolbar.height;
    tempToolbar.delegate = self;
    tempToolbar.width = self.view.width;
    tempToolbar.y = self.view.height - tempToolbar.height;
//    [self.view addSubview:tempToolbar];
    self.tempToolbar = tempToolbar;
    
    // 监听键盘内部删除按钮点击的通知
    [kNoteCenter addObserver:self.evaluationTextView selector:@selector(deleteBackward) name:SXDeleteButtonDidClickNotification object:nil];
    // 监听键盘内部表情按钮点击的通知
    [kNoteCenter addObserver:self selector:@selector(emotionButtonClick:) name:SXEmotionButtonDidClickNotification object:nil];
    
    // 4.监听键盘
    // 键盘的frame(位置)即将改变, 就会发出UIKeyboardWillChangeFrameNotification
    // 键盘即将弹出, 就会发出UIKeyboardWillShowNotification
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
    // 键盘即将隐藏, 就会发出UIKeyboardWillHideNotification
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
}
- (void)emotionButtonClick:(NSNotification *)note
{
#if 0
    // 插入表情
    [self.evaluationTextView insertEmotion:note.userInfo[SXClickedEmotion]];
#else
    // 插入表情对应的文字
    [self.evaluationTextView insertEmotionText:[note.userInfo[SXClickedEmotion] name]];
#endif
    
    
    // 文字改变
    [self textViewDidChange:self.evaluationTextView];
    
    // plist
    // preference nsuserdefault
    // nscoding nskeyedarchived
}

- (void)deleteButtonDidClick
{
    [self.evaluationTextView deleteBackward];
}

- (void)dealloc
{
    [kNoteCenter removeObserver:self];
}
#pragma mark - 键盘处理
/**
 *  键盘即将隐藏
 */
- (void)keyboardWillHide:(NSNotification *)note
{
    if (self.isChangingKeyboard) return;
    
    // 1.键盘弹出需要的时间
    CGFloat duration = [note.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];
    
    // 2.动画
    [UIView animateWithDuration:duration animations:^{
        self.toolbar.transform = CGAffineTransformIdentity;
    }];
}

/**
 *  键盘即将弹出
 */
- (void)keyboardWillShow:(NSNotification *)note
{
    // 1.键盘弹出需要的时间
    CGFloat duration = [note.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];
    
    // 2.动画
    [UIView animateWithDuration:duration animations:^{
        // 取出键盘高度
        CGRect keyboardF = [note.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];
        CGFloat keyboardH = keyboardF.size.height;
        self.toolbar.transform = CGAffineTransformMakeTranslation(0, - keyboardH);
    }];
}


#pragma mark - CPComposeToolbarDelegate
- (void)toolbar:(CPEmotionKeyboardToolbar *)toolbar didClickButton:(CPEmotionKeyboardToolbarButtonType)buttonType {
    
    switch (buttonType) {
        case CPEmotionKeyboardToolbarButtonTypeCamera:
            //            [self openCamera];
            break;
            
        case CPEmotionKeyboardToolbarButtonTypePicture:
            //            [self openAlbum];
            break;
            
        case CPEmotionKeyboardToolbarButtonTypeMention:
            NSLog(@"@");
            break;
            
        case CPEmotionKeyboardToolbarButtonTypeTrend:
            NSLog(@"#");
            break;
            
        case CPEmotionKeyboardToolbarButtonTypeEmotion:
            [self switchKeyboard];
            break;
    }
}
/**
 * 切换键盘
 */
- (void)switchKeyboard
{
    // 正在切换键盘
    self.changingKeyboard = YES;
    
    if (self.evaluationTextView.inputView) { // 当前显示的是自定义键盘，切换为系统自带的键盘
        self.evaluationTextView.inputView = nil;
        
        // 显示表情图片
                [self.toolbar switchEmotionButtonImage:YES];
                [self.tempToolbar switchEmotionButtonImage:YES];
    } else { // 当前显示的是系统自带的键盘，切换为自定义键盘
        // 如果临时更换了文本框的键盘，一定要重新打开键盘
        self.evaluationTextView.inputView = self.keyboard;
        
        // 不显示表情图片
        [self.toolbar switchEmotionButtonImage:NO];
                [self.tempToolbar switchEmotionButtonImage:NO];
    }
    
    // 关闭键盘
    [self.evaluationTextView resignFirstResponder];
    
#warning 记录是否正在更换键盘
    // 更换完毕完毕
    self.changingKeyboard = NO;
    
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        // 打开键盘
        [self.evaluationTextView becomeFirstResponder];
    });

    
//    [self.evaluationTextView resignFirstResponder];
//    
//    if (self.evaluationTextView.inputView) { // 正在使用自定义键盘,切换为系统键盘
//        self.evaluationTextView.inputView = nil;
//        
//        // 显示表情图片
//        [self.toolbar switchEmotionButtonImage:YES];
//        [self.tempToolbar switchEmotionButtonImage:YES];
//    } else {  // 正在使用系统键盘,切换为自定义键盘
//        self.evaluationTextView.inputView = self.keyboard;
//        
//        // 显示键盘图片
//        [self.toolbar switchEmotionButtonImage:NO];
//        [self.tempToolbar switchEmotionButtonImage:NO];
//    }
//    
//    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
//        [self.evaluationTextView becomeFirstResponder];
//    });
}

#pragma mark - UITextViewDelegate


- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range
 replacementText:(NSString *)text
{
    UITextRange *selectedRange1 = [textView markedTextRange];
    //获取高亮部分
    UITextPosition *pos = [textView positionFromPosition:selectedRange1.start offset:0];
    //获取高亮部分内容
    //NSString * selectedtext = [textView textInRange:selectedRange];
    
    //如果有高亮且当前字数开始位置小于最大限制时允许输入
    if (selectedRange1 && pos) {
        NSInteger startOffset = [textView offsetFromPosition:textView.beginningOfDocument toPosition:selectedRange1.start];
        NSInteger endOffset = [textView offsetFromPosition:textView.beginningOfDocument toPosition:selectedRange1.end];
        NSRange offsetRange = NSMakeRange(startOffset, endOffset - startOffset);
        
        if (offsetRange.location < MAX_LIMIT_NUMS) {
            return YES;
        }
        else
        {
            return NO;
        }
    }
    
    
    NSString *comcatstr = [textView.text stringByReplacingCharactersInRange:range withString:text];
    
    //    NSInteger caninputlen = MAX_LIMIT_NUMS - comcatstr.length;
    NSInteger caninputlen = MAX_LIMIT_NUMS -  [comcatstr getStringLengthIfIsEmojiLengthAsOne];
    
    
    if (caninputlen >= 0)
    {
        return YES;
    }
    else
    {
        //        NSInteger len = text.length + caninputlen;
        NSInteger len = [text getStringLengthIfIsEmojiLengthAsOne] + caninputlen;
        
        //防止当text.length + caninputlen < 0时，使得rg.length为一个非法最大正数出错
        NSRange rg = {0,MAX(len,0)};
        
        if (rg.length > 0)
        {
            NSString *s = @"";
            //判断是否只普通的字符或asc码(对于中文和表情返回NO)
            BOOL asc = [text canBeConvertedToEncoding:NSASCIIStringEncoding];
            if (asc) {
                s = [text substringWithRange:rg];//因为是ascii码直接取就可以了不会错
            }
            else
            {
                __block NSInteger idx = 0;
                __block NSString  *trimString = @"";//截取出的字串
                //使用字符串遍历，这个方法能准确知道每个emoji是占一个unicode还是两个
                [text enumerateSubstringsInRange:NSMakeRange(0, [text length])
                                         options:NSStringEnumerationByComposedCharacterSequences
                                      usingBlock: ^(NSString* substring, NSRange substringRange, NSRange enclosingRange, BOOL* stop) {
                                          //                                          NSInteger steplen = substring.length;
                                          NSInteger steplen = [substring getStringLengthIfIsEmojiLengthAsOne];
                                          
                                          if (idx >= rg.length) {
                                              *stop = YES; //取出所需要就break，提高效率
                                              return ;
                                          }
                                          
                                          trimString = [trimString stringByAppendingString:substring];
                                          
                                          idx = idx + steplen;
                                      }];
                
                s = trimString;
            }
            
            
            __block BOOL hasAttachment = NO;
            [textView.attributedText enumerateAttributesInRange:NSMakeRange(0, textView.attributedText.length) options:NSAttributedStringEnumerationReverse usingBlock:^(NSDictionary *attrs, NSRange range, BOOL *stop) {
                
                if(attrs[@"NSAttachment"])
                {
                    *stop  = YES;
                    hasAttachment = YES;
                }
            }];
            
            if (textView.text.length > MAX_LIMIT_NUMS) {
                kToastWithString(@"输入已达上限")
                if (hasAttachment) {
                    
                    [textView.attributedText attributedSubstringFromRange:NSMakeRange(0, MAX_LIMIT_NUMS)];
                    
                    
                } else {
                    
                    //rang是指从当前光标处进行替换处理(注意如果执行此句后面返回的是YES会触发didchange事件)
                    [textView setText:[textView.text stringByReplacingCharactersInRange:range withString:s]];
                }
            }
            
            
            //既然是超出部分截取了，哪一定是最大限制了。
            self.inputNumberTipsLabel.text = [NSString stringWithFormat:@"%d/%ld",0,(long)MAX_LIMIT_NUMS];
        }
        if (textView.text.length >= MAX_LIMIT_NUMS) {
            kToastWithString(@"输入已达上限")
        }
        return NO;
    }
    
}

- (void)textViewDidChange:(UITextView *)textView
{
    // 占位文本显示与否
    _submitEvaluationBtn.enabled = self.evaluationTextView.hasText;
    
    UITextRange *selectedRange1 = [textView markedTextRange];
    //获取高亮部分
    UITextPosition *pos = [textView positionFromPosition:selectedRange1.start offset:0];
    
    //如果在变化中是高亮部分在变，就不要计算字符了
    if (selectedRange1 && pos) {
        return;
    }
    
    NSString  *nsTextContent = textView.text;
    //    NSInteger existTextNum = nsTextContent.length;
    NSInteger existTextNum = [nsTextContent getStringLengthIfIsEmojiLengthAsOne];
    
    
    if (existTextNum >= MAX_LIMIT_NUMS)
    {
        kToastWithString(@"输入已达上限")
        __block BOOL hasAttachment = NO;
        [textView.attributedText enumerateAttributesInRange:NSMakeRange(0, textView.attributedText.length) options:NSAttributedStringEnumerationReverse usingBlock:^(NSDictionary *attrs, NSRange range, BOOL *stop) {
            
            if(attrs[@"NSAttachment"])
            {
                *stop  = YES;
                hasAttachment = YES;
            }
        }];
        
        if (hasAttachment) {
            
            textView.attributedText = [textView.attributedText attributedSubstringFromRange:NSMakeRange(0, MAX_LIMIT_NUMS + [textView.text emojiCount])];
            
        } else {
            //截取到最大位置的字符(由于超出截部分在should时被处理了所在这里这了提高效率不再判断)
            NSString *s = [nsTextContent substringToIndex:(MAX_LIMIT_NUMS + [textView.text emojiCount])];
            
            [textView setText:s];
        }
    }
    
    //不让显示负数 口口日
    self.inputNumberTipsLabel.text = [NSString stringWithFormat:@"%tu/%tu",MAX(0,MAX_LIMIT_NUMS - existTextNum),MAX_LIMIT_NUMS];
}

//- (void)textViewDidChange:(UITextView *)textView
//{
//
//    _submitEvaluationBtn.enabled = self.evaluationTextView.hasText;
//
//    if ([textView.text hasPrefix:@"\n"]) {
//        if (textView.text.length == 1) {
//            _evaluationTextView.text = @"";
//           
//        }else{
//            _evaluationTextView.text = [textView.text substringFromIndex:1];
//            
//        }
//    }
//  
//    UITextRange * selectedRang = [textView markedTextRange];
//    
//    if(selectedRang == nil || selectedRang.empty)
//    {
//        if(textView.text.length > MAX_LIMIT_NUMS)
//        {
//            [self showToast:@"输入已达到上限"];
//            textView.text = [textView.text substringToIndex:MAX_LIMIT_NUMS];
//        }
//        
//    }
//}

#pragma mark - event response
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
    [super touchesBegan:touches withEvent:event];
    [self.view endEditing:YES];
}
- (IBAction)submitEvaluationBtnClick {
    [self.view endEditing:YES];
    
    
    NSNumber *evaluationN = @0; /**< 好评级别 */
    if([_currentSelectedBtn.currentTitle isEqualToString:@"好评"]) {
        evaluationN = @0;
    } else if([_currentSelectedBtn.currentTitle isEqualToString:@"中评"]) {
        evaluationN = @1;
    } else if([_currentSelectedBtn.currentTitle isEqualToString:@"差评"]) {
        evaluationN = @2;
    }
    
    CPRouteReqComment *para = [[CPRouteReqComment alloc] init];
    para.order_id = self.order.order_id;
    para.content = _evaluationTextView.emotionText;
    para.level = evaluationN;
    if (!self.order)
    {
        kToastWithString(@"未加载订单")
        return;
    }
    [kCommentEngine commentOrder:para orderInf:self.order
                           async:^(CPRouteReqComment *commentPara, UUError *error) {
        
        if ([error isSuccess])
        {
            kToastWithString(@"评价成功")
            [self returnBtnClick];
        }
        else if ([error isNetError])
        {
            kToastNetError
        }
        else
        {
            kToastErrorDes
            if ([error errorCode] == 422) {
                kToastWithString(@"订单状态错误")
            }
           
        }
    }];
    
}
- (IBAction)returnBtnClick {
    
    if ([self getObjectForCalss:NSClassFromString(@"CPCarPoolingFeeVC")]) { // 如果是从CPCarPoolingFeeVC跳转过来
        [self popToCell:[self class] index:-2 animated:YES];
    } else { // 正常返回
        [self returnLastCell:YES];
    }
}
- (IBAction)allEvaluationBtnClick:(UIButton *)sender {
    if ([sender isEqual:self.currentSelectedBtn]) {
        return;
    }
    sender.selected = YES;
    self.currentSelectedBtn.selected = NO;
    self.currentSelectedBtn = sender;
}
#pragma mark - getters and setters
- (CPEmotionKeyboard *)keyboard
{
    if (!_keyboard) {
        self.keyboard = [[CPEmotionKeyboard alloc] init];
        self.keyboard.width = SCREEN_WIDTH;
        self.keyboard.height = 216;
    }
    return _keyboard;
}
@end