//
//  PBMateralTableViewCell.m
//  IphoneBIMe
//
//  Created by ZJF on 2022/9/4.
//  Copyright © 2022 ProBIM. All rights reserved.
//

#import "PBMateralTableViewCell.h"
#import "PBSiteMechanicalModel.h"
#import "PBSchedulesElementTableViewCell.h"
#import "PBArtifactsInfoModel.h"

#define maxTextCount 200
static NSString *const CellID = @"CellID";
@interface PBMateralTableViewCell()<UITextFieldDelegate, UITextViewDelegate, UITableViewDelegate, UITableViewDataSource>
@property (nonatomic, weak) UILabel *taskNameL; //材料1
@property (nonatomic, weak) UILabel *chooseTaskL; //所选材料类型
@property (nonatomic, weak) UITableView *tableView; //部位
@property (nonatomic, weak) UITextField *specificationTF; //规格
@property (nonatomic, weak) UITextField *materialUnitTF; //单位
@property (nonatomic, weak) UILabel *totalNumL;//材料总量
@property (nonatomic, weak) UITextField *approachTF; //当日进厂量
@property (nonatomic, weak) UILabel *addupNumL; //累计进厂量
@property (nonatomic, weak) UITextView *textView;//生产情况
@property (nonatomic, weak) UILabel *arrivalTimePrL;//预计进场时间
@property (nonatomic, weak) UITextView *remarktextView;// 备注
@property (nonatomic, weak) UILabel *promptL;
@property (nonatomic, weak) UILabel *prompt1L;
//@property (nonatomic, strong) UIToolbar *kbToolbar;
@property (nonatomic, strong) NSMutableArray *elements;
@end
@implementation PBMateralTableViewCell

- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier {
    if (self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]) {
        [self setupUI];
    }
    return self;
}
- (void)setupUI {
    UIButton *deleteBtn = [UIButton z_bgImageButton:[UIImage imageNamed:@"delete_task"]];
    [deleteBtn addTarget:self action:@selector(deleteAction) forControlEvents:UIControlEventTouchUpInside];
    [self.contentView addSubview:deleteBtn];
    [deleteBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.contentView).offset(6);
        make.left.equalTo(self.contentView).offset(12);
        make.size.mas_equalTo(CGSizeMake(20, 20));
    }];
    UILabel *taskNameL = [UILabel z_labelWithText:@"人员1" Color:[UIColor z_colorWithR:95 G:158 B:249] isBold:YES Font:14];
    [self.contentView addSubview:taskNameL];
    [taskNameL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.centerY.equalTo(deleteBtn);
        make.left.equalTo(deleteBtn.mas_right).offset(8);
    }];
    UIButton *chooseTask = [[UIButton alloc] init];
    [chooseTask addTarget:self action:@selector(choosetype) forControlEvents:UIControlEventTouchUpInside];
    chooseTask.layer.cornerRadius = 4;
    chooseTask.layer.borderWidth = 1.f;
    chooseTask.layer.borderColor = [[UIColor z_colorWithR:108 G:108 B:108] CGColor];
    [self.contentView addSubview:chooseTask];
    [chooseTask mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(deleteBtn.mas_bottom).offset(6);
        make.left.equalTo(self.contentView).offset(12);
        make.right.equalTo(self.contentView).offset(-12);
        make.height.equalTo(@44);
    }];
    UILabel *chooseTaskL = [UILabel z_labelWithText:@"请选择" Color:[UIColor z_colorWithR:174 G:174 B:174] isBold:NO Font:14];
    [self.contentView addSubview:chooseTaskL];
    [chooseTaskL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(chooseTask).offset(12);
        make.right.equalTo(chooseTask).offset(-44);
        make.centerY.equalTo(chooseTask);
    }];
    UIImageView *chooseImageV = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"chooseTask_icon"]];
    [self.contentView addSubview:chooseImageV];
    [chooseImageV mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(chooseTask).offset(18);
        make.right.equalTo(chooseTask).offset(-14);
        make.size.mas_equalTo(CGSizeMake(12, 10));
    }];
    UILabel *typeL = [UILabel z_labelWithText:@"部位" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:typeL];
    [typeL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(chooseTask.mas_bottom).offset(16);
        make.left.equalTo(chooseTask);
        make.height.equalTo(@16);
    }];
    UIButton *addPart = [UIButton z_bgImageButton:[UIImage imageNamed:@"addPart_btn"]];
    [addPart addTarget:self action:@selector(addPart) forControlEvents:UIControlEventTouchUpInside];
    [self.contentView addSubview:addPart];
    [addPart mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(typeL.mas_bottom).offset(6);
        make.left.right.height.equalTo(chooseTask);
    }];
    UITableView *tableView = [[UITableView alloc] init];
    tableView.dataSource = self;
    tableView.delegate = self;
    tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
//    tableView.showsVerticalScrollIndicator = NO;
    tableView.rowHeight = 44.f;
    [tableView registerClass:[PBSchedulesElementTableViewCell class] forCellReuseIdentifier:CellID];
    [self.contentView addSubview:tableView];
    [tableView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(addPart.mas_bottom).offset(6);
        make.left.right.equalTo(chooseTask);
        make.height.equalTo(@100);
    }];
    
    UILabel *specificationL = [UILabel z_labelWithText:@"规格" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:specificationL];
    [specificationL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(tableView.mas_bottom).offset(16);
        make.left.equalTo(chooseTask);
        make.height.equalTo(@16);
    }];
    UITextField *specificationTF = [[UITextField alloc] init];
    specificationTF.placeholder = @"请输入...";
    specificationTF.textAlignment= NSTextAlignmentLeft;
    specificationTF.textColor = PBColor(40, 58, 79);
    specificationTF.font = [UIFont fontWithName:Coarse size:14.0];
    specificationTF.keyboardType = UIKeyboardTypeNumbersAndPunctuation;
    specificationTF.delegate = self;
    specificationTF.layer.cornerRadius = 4;
    specificationTF.layer.borderWidth = 1.f;
    specificationTF.layer.borderColor = [[UIColor z_colorWithR:108 G:108 B:108] CGColor];
    specificationTF.leftViewMode = UITextFieldViewModeAlways;
    specificationTF.leftView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 12, 44)];
    [self.contentView addSubview:specificationTF];
    [specificationTF mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(specificationL.mas_bottom).offset(6);
        make.left.right.height.equalTo(chooseTask);
    }];
    
    UILabel *materialUnitL = [UILabel z_labelWithText:@"单位" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:materialUnitL];
    [materialUnitL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(specificationTF.mas_bottom).offset(16);
        make.left.equalTo(chooseTask);
        make.height.equalTo(@16);
    }];
    UITextField *materialUnitTF = [[UITextField alloc] init];
    materialUnitTF.placeholder = @"请输入...";
    materialUnitTF.textAlignment= NSTextAlignmentLeft;
    materialUnitTF.textColor = PBColor(40, 58, 79);
    materialUnitTF.font = [UIFont fontWithName:Coarse size:14.0];
    materialUnitTF.keyboardType = UIKeyboardTypeNumbersAndPunctuation;
    materialUnitTF.delegate = self;
    materialUnitTF.layer.cornerRadius = 4;
    materialUnitTF.layer.borderWidth = 1.f;
    materialUnitTF.layer.borderColor = [[UIColor z_colorWithR:108 G:108 B:108] CGColor];
    materialUnitTF.leftViewMode = UITextFieldViewModeAlways;
    materialUnitTF.leftView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 12, 44)];
    [self.contentView addSubview:materialUnitTF];
    [materialUnitTF mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(materialUnitL.mas_bottom).offset(6);
        make.left.right.height.equalTo(chooseTask);
    }];
    
    UILabel *totalL = [UILabel z_labelWithText:@"材料总量:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:totalL];
    [totalL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(materialUnitTF.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UILabel *totalNumL = [UILabel z_labelWithText:@"  223" Color:[UIColor z_colorWithR:40 G:58 B:79] isBold:YES Font:14];
    totalNumL.backgroundColor = PBColor(243, 243, 244);
    [totalNumL circleViewWithRadius:4];
    [self.contentView addSubview:totalNumL];
    [totalNumL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(totalL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.height.equalTo(chooseTask);
    }];
    
    UILabel *approachL = [UILabel z_labelWithText:@"当日进场量:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:approachL];
    [approachL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(totalNumL.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UITextField *approachTF = [[UITextField alloc] init];
    approachTF.placeholder = @"请输入...";
    approachTF.textAlignment= NSTextAlignmentLeft;
    approachTF.textColor = PBColor(40, 58, 79);
    approachTF.font = [UIFont fontWithName:Coarse size:14.0];
    approachTF.keyboardType = UIKeyboardTypeNumbersAndPunctuation;
    approachTF.delegate = self;
    approachTF.layer.cornerRadius = 4;
    approachTF.layer.borderWidth = 1.f;
    approachTF.layer.borderColor = [[UIColor z_colorWithR:108 G:108 B:108] CGColor];
    approachTF.leftViewMode = UITextFieldViewModeAlways;
    approachTF.leftView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 12, 44)];
    [self.contentView addSubview:approachTF];
    [approachTF mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(approachL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.height.equalTo(chooseTask);
    }];
    
    UILabel *addupL = [UILabel z_labelWithText:@"累计进场量:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:addupL];
    [addupL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(approachTF.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UILabel *addupNumL = [UILabel z_labelWithText:@"  2123" Color:[UIColor z_colorWithR:40 G:58 B:79] isBold:YES Font:16];
    addupNumL.backgroundColor = PBColor(243, 243, 244);
    [addupNumL circleViewWithRadius:4];
    [self.contentView addSubview:addupNumL];
    [addupNumL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(addupL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.height.equalTo(chooseTask);
    }];
    
    UILabel *generationL = [UILabel z_labelWithText:@"生产情况:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:generationL];
    [generationL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(addupNumL.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UIView *bgView = [[UIView alloc] init];
    bgView.backgroundColor = [UIColor whiteColor];
    [self.contentView addSubview:bgView];
    [bgView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(generationL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.equalTo(chooseTask);
        make.height.equalTo(@132);
    }];
    bgView.layer.cornerRadius = 4;
    bgView.layer.borderWidth = 1;
    bgView.layer.borderColor = PBColor(108, 108, 108).CGColor;
    
    UITextView *textView = [[UITextView alloc] init];
    textView.textColor= PBColor(40, 58, 79);
    textView.font = [UIFont boldSystemFontOfSize:14];
    textView.delegate = self;
    [bgView addSubview:textView];
    [textView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(bgView).offset(10);
        make.left.equalTo(bgView).offset(10);
        make.right.equalTo(bgView).offset(-10);
        make.bottom.equalTo(bgView).offset(-10);
    }];
//    textView.inputAccessoryView = self.kbToolbar;

    UILabel *promptL= [UILabel z_labelWithText:@"请输入..." Color:PBColor(174, 174, 174) isBold:YES Font:14];
    [bgView addSubview:promptL];
    [promptL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(textView).offset(8);
        make.left.equalTo(textView).offset(6);
    }];
    
    UILabel *arrivalTimeL = [UILabel z_labelWithText:@"预计到场:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:arrivalTimeL];
    [arrivalTimeL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(bgView.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UIButton *arrivalTime = [[UIButton alloc] init];
    [arrivalTime addTarget:self action:@selector(chooseTime) forControlEvents:UIControlEventTouchUpInside];
    arrivalTime.layer.cornerRadius = 4;
    arrivalTime.layer.borderWidth = 1.f;
    arrivalTime.layer.borderColor = [[UIColor z_colorWithR:108 G:108 B:108] CGColor];
    [self.contentView addSubview:arrivalTime];
    [arrivalTime mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(arrivalTimeL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.equalTo(chooseTask);
        make.height.equalTo(@44);
    }];
    UILabel *arrivalTimePrL = [UILabel z_labelWithText:@"请选择" Color:[UIColor z_colorWithR:174 G:174 B:174] isBold:NO Font:14];
    [self.contentView addSubview:arrivalTimePrL];
    [arrivalTimePrL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(arrivalTime).offset(12);
        make.right.equalTo(arrivalTime).offset(-44);
        make.centerY.equalTo(arrivalTime);
    }];
    UIImageView *timeImageV = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"date_btn"]];
    [self.contentView addSubview:timeImageV];
    [timeImageV mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(arrivalTime).offset(10);
        make.right.equalTo(arrivalTime).offset(-10);
        make.size.mas_equalTo(CGSizeMake(24, 24));
    }];
    
    UILabel *remarkL = [UILabel z_labelWithText:@"备注:" Color:[UIColor z_colorWithR:51 G:51 B:51] isBold:YES Font:14];
    [self.contentView addSubview:remarkL];
    [remarkL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(arrivalTimeL.mas_bottom).offset(16);
        make.left.height.equalTo(chooseTask);
    }];
    UIView *remarkbgView = [[UIView alloc] init];
    remarkbgView.backgroundColor = [UIColor whiteColor];
    [self.contentView addSubview:remarkbgView];
    [remarkbgView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(remarkL);
        make.left.equalTo(self.contentView).offset(100);
        make.right.equalTo(chooseTask);
        make.bottom.equalTo(self.contentView).offset(-20);
        make.height.equalTo(@132);
    }];
    remarkbgView.layer.cornerRadius = 4;
    remarkbgView.layer.borderWidth = 1;
    remarkbgView.layer.borderColor = PBColor(108, 108, 108).CGColor;
    
    UITextView *remarktextView = [[UITextView alloc] init];
    remarktextView.textColor= PBColor(40, 58, 79);
    remarktextView.font = [UIFont boldSystemFontOfSize:14];
    remarktextView.delegate = self;
    [remarkbgView addSubview:remarktextView];
    [remarktextView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(remarkbgView).offset(10);
        make.left.equalTo(remarkbgView).offset(10);
        make.right.equalTo(remarkbgView).offset(-10);
        make.bottom.equalTo(remarkbgView).offset(-10);
    }];
//    remarktextView.inputAccessoryView = self.kbToolbar;

    UILabel *prompt1L= [UILabel z_labelWithText:@"请输入..." Color:PBColor(174, 174, 174) isBold:YES Font:14];
    [remarkbgView addSubview:prompt1L];
    [prompt1L mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(remarktextView).offset(8);
        make.left.equalTo(remarktextView).offset(6);
    }];
//    specificationTF.inputAccessoryView = self.kbToolbar;
//    materialUnitTF.inputAccessoryView = self.kbToolbar;
//    approachTF.inputAccessoryView = self.kbToolbar;
    self.taskNameL = taskNameL;
    self.chooseTaskL = chooseTaskL;
    self.tableView = tableView;
    self.specificationTF = specificationTF;
    self.materialUnitTF = materialUnitTF;
    self.totalNumL = totalNumL;
    self.approachTF = approachTF;
    self.addupNumL = addupNumL;
    self.textView = textView;
    self.arrivalTimePrL = arrivalTimePrL;
    self.remarktextView = remarktextView;
    self.promptL = promptL;
    self.prompt1L = prompt1L;

}

- (void)choosetype {
    if (self.ChooseTypeBlock) {
        self.ChooseTypeBlock();
    }
}
- (void)chooseTime {
    if (self.ChooseTimeBlock) {
        self.ChooseTimeBlock();
    }
}
- (void)addPart {
    if(self.AddElementBlock) {
        self.AddElementBlock();
    }
}
- (void)deleteAction {
    if (self.DeleteBlock) {
        self.DeleteBlock();
    }
}
- (void)setSiteMechanicalModel:(PBSiteMechanicalModel *)siteMechanicalModel {
    _siteMechanicalModel = siteMechanicalModel;
    if (siteMechanicalModel.MachineDetial_Name == nil) {
        self.chooseTaskL.textColor = PBColor(174, 174, 174);
        self.chooseTaskL.text = @"请选择";
    }else {
        self.chooseTaskL.textColor = PBColor(51, 51, 51);
        self.chooseTaskL.text = siteMechanicalModel.MachineDetial_Name;
    }
    
    self.elements = siteMechanicalModel.elementList.mutableCopy;
    NSInteger tableH = 44 * self.elements.count;
    [self.tableView mas_updateConstraints:^(MASConstraintMaker *make) {
        make.height.equalTo(@(tableH));
    }];
    [self.tableView reloadData];
    
 
    self.specificationTF.text = siteMechanicalModel.MachineDetial_Size;
    self.materialUnitTF.text = siteMechanicalModel.MachineDetial_Unit;
    if (siteMechanicalModel.MachineDetial_Sum==nil){
        siteMechanicalModel.MachineDetial_Sum = @"";
    }
    self.totalNumL.text = [NSString stringWithFormat:@"  %@",siteMechanicalModel.MachineDetial_Sum];
    self.approachTF.text = siteMechanicalModel.MachineDetial_Approcach;
    if (siteMechanicalModel.MachineDetial_Add==nil){
        siteMechanicalModel.MachineDetial_Add = @"";
    }
    self.addupNumL.text = [NSString stringWithFormat:@"  %@",siteMechanicalModel.MachineDetial_Add];
    self.textView.text = siteMechanicalModel.MachineDetial_Product;
    if (self.textView.text.length == 0) {
        self.promptL.hidden = NO;
    }else {
        self.promptL.hidden = YES;
    }
    
    if (siteMechanicalModel.MachineDetial_Estimated == nil) {
        self.arrivalTimePrL.textColor = PBColor(174, 174, 174);
        self.arrivalTimePrL.text = @"请选择日期";
    }else {
        self.arrivalTimePrL.textColor = PBColor(51, 51, 51);
        self.arrivalTimePrL.text = siteMechanicalModel.MachineDetial_Estimated;
    }
    
    self.remarktextView.text = siteMechanicalModel.MachineDetial_Remark;
    if (self.remarktextView.text.length == 0) {
        self.prompt1L.hidden = NO;
    }else {
        self.prompt1L.hidden = YES;
    }
}

-(void)setMaterialIndex:(NSInteger)materialIndex {
    _materialIndex = materialIndex;
    self.taskNameL.text = [NSString stringWithFormat:@"材料%zd",materialIndex];
}
//- (UIToolbar *) kbToolbar {
//    if (_kbToolbar == nil) {
//        _kbToolbar = [[UIToolbar alloc] initWithFrame:CGRectMake(0, 0, MainScreenWidth, 44)];
//        UIBarButtonItem *doneItem = [[UIBarButtonItem alloc] initWithTitle:@"完成" style:UIBarButtonItemStyleDone target:self action:@selector(closeKeyboard)];
//        _kbToolbar.items = @[[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil], doneItem];
//    }
//    return _kbToolbar;
//}
//- (void)closeKeyboard {
//    [self endEditing:YES];
//}

#pragma mark - UITextFieldDelegate
- (void)textFieldDidEndEditing:(UITextField *)textField{
    if (textField == self.specificationTF) {
        self.siteMechanicalModel.MachineDetial_Size = textField.text;
    }else if (textField == self.materialUnitTF){
        self.siteMechanicalModel.MachineDetial_Unit =  textField.text;
    }else {
        self.siteMechanicalModel.MachineDetial_Approcach = textField.text;
        NSInteger approcach = [self.siteMechanicalModel.MachineDetial_Approcach integerValue];
        NSInteger total = [self.siteMechanicalModel.MachineDetialAdd integerValue];
        self.siteMechanicalModel.MachineDetial_Add = [NSString stringWithFormat:@"%zd",approcach + total];
        self.addupNumL.text = [NSString stringWithFormat:@"  %@", self.siteMechanicalModel.MachineDetial_Add];
    }
}
#pragma mark - UITextViewDelegate
- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range
 replacementText:(NSString *)text {
    NSLog(@"%zd",textView.text.length);
    NSLog(@"===shouldChangeText");
    UITextRange *selectedRange = [textView markedTextRange];
    //获取高亮部分
    UITextPosition *pos = [textView positionFromPosition:selectedRange.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 (selectedRange && pos) {
        NSInteger startOffset = [textView offsetFromPosition:textView.beginningOfDocument toPosition:selectedRange.start];
        NSInteger endOffset = [textView offsetFromPosition:textView.beginningOfDocument toPosition:selectedRange.end];
        NSRange offsetRange = NSMakeRange(startOffset, endOffset - startOffset);
        if (offsetRange.location < maxTextCount) {
            return YES;
        }
        else{
            return NO;
        }
    }
    NSString *comcatstr = [textView.text stringByReplacingCharactersInRange:range withString:text];
    NSInteger caninputlen = maxTextCount - comcatstr.length;
    if (caninputlen >= 0){
        return YES;
    }else{
        NSInteger len = text.length + 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) {
                                          if (idx >= rg.length) {
                                              *stop = YES; //取出所需要就break，提高效率
                                              return ;
                                          }
                                          trimString = [trimString stringByAppendingString:substring];
                                          idx++;
                                      }];
                s = trimString;
            }
            //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.textLengthL.text = [NSString stringWithFormat:@"%d/%ld",0,(long)maxTextCount];
        }
        return NO;
    }
}
- (void)textViewDidChange:(UITextView *)textView{
    if (textView == self.textView) {
        if (textView.text.length == 0) {
            self.promptL.hidden = NO;
        }else {
            self.promptL.hidden = YES;
        }
    }else {
        if (textView.text.length == 0) {
            self.prompt1L.hidden = NO;
        }else {
            self.prompt1L.hidden = YES;
        }
    }
    
    NSLog(@"===DidChangeText");
    UITextRange *selectedRange = [textView markedTextRange];
    //获取高亮部分
    UITextPosition *pos = [textView positionFromPosition:selectedRange.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 (selectedRange && pos) {
        return;
    }
    NSString  *nsTextContent = textView.text;
    NSInteger existTextNum = nsTextContent.length;
    if (existTextNum > maxTextCount){
        //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:maxTextCount];
        [textView setText:s];
    }
    if (textView == self.textView) {
        self.siteMechanicalModel.MachineDetial_Product =  textView.text;
    }else {
        self.siteMechanicalModel.MachineDetial_Remark = textView.text;
    }

}
#pragma mark - UITableViewDataSource
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return self.elements.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    PBSchedulesElementTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellID forIndexPath:indexPath];
    PBArtifactsInfoModel *model = self.elements[indexPath.row];
    cell.artifactsModel = model;
    cell.DeleteBlock = ^{
        [self.elements removeObjectAtIndex:indexPath.row];
        [self updateTableViewWithDate:self.elements.copy];
    };
    return cell;
}
- (void)updateTableViewWithDate:(NSArray *)element {
//    self.siteMechanicalModel.elementList = element;
//    NSInteger tableH = 44 * self.siteMechanicalModel.elementList.count;
//    [self.tableView mas_updateConstraints:^(MASConstraintMaker *make) {
//        make.height.equalTo(@(tableH));
//    }];
//    [self.tableView reloadData];
    if (self.DeleteElementBlock) {
        self.DeleteElementBlock(element);
    }
}
- (NSMutableArray *)elements {
    if (_elements == nil) {
        _elements = [[NSMutableArray alloc] init];
    }
    return _elements;
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end