//
//  XPRoomSendTextView.m
//  xplan-ios
//
//  Created by 冯硕 on 2021/10/29.
//

#import "XPRoomSendTextView.h"
///Third
#import <Masonry/Masonry.h>
#import <NIMSDK/NIMSDK.h>
#import "NSObject+MJExtension.h"
#import <IQKeyboardManager/IQKeyboardManager.h>
///Tool
#import "ThemeColor+Room.h"
#import "XPMacro.h"
#import "UIImage+Utils.h"
#import "XPConstant.h"
#import "AccountInfoStorage.h"
///Model
#import "XPMessageRemoteExtModel.h"
#import "UserInfoModel.h"
#import "RoomInfoModel.h"
//公屏限制最大字数
#define MAX_STARWORDS_LENGTH 300

@interface XPRoomSendTextView ()
///
@property (nonatomic,strong) UIStackView *stackView;
///输入框
@property (nonatomic, strong) UITextField *editTextFiled;
///发送按钮
@property (nonatomic, strong) UIButton *sendButton;
///文本输入的内容
@property (nonatomic,copy) NSString *inputMessage;
///代理
@property (nonatomic,weak) id<RoomHostDelegate> delegate;

///被@的人的数组 such as:@["'@小明','"@小红']
@property (nonatomic, strong) NSMutableArray *atNames;
///被@的人的uid 需要跟上面的名字对应位置
@property (nonatomic, strong) NSMutableArray *atUids;
@end

@implementation XPRoomSendTextView

- (void)dealloc {
	[[NSNotificationCenter defaultCenter] removeObserver:self];
}

- (instancetype)initWithDelegate:(id<RoomHostDelegate>)delegate {
	self = [super initWithFrame:CGRectMake(0, KScreenHeight - 40, KScreenWidth, 40)];
	if (self) {
		self.delegate = delegate;
		[self addNotification];
		[self initSubViews];
		[self initSubViewConstraints];
        [IQKeyboardManager sharedManager].enable = NO;
	}
	return self;
}

#pragma mark - Response

- (void)sendButtonDidClick:(UIButton *)sender {
	UserInfoModel * userInfo = [self.delegate getUserInfo];
	XPMessageRemoteExtModel *extModel = [[XPMessageRemoteExtModel alloc] init];
	extModel.defUser = userInfo.defUser;
	extModel.erbanNo = userInfo.erbanNo;
	extModel.carName = userInfo.carName;
	extModel.inRoomNameplatePic = userInfo.nameplatePic;
	extModel.inRoomNameplateWord = userInfo.nameplateWord;
	extModel.charmUrl = userInfo.userLevelVo.charmUrl;
	extModel.experLevelSeq = userInfo.userLevelVo.experLevelSeq;
	extModel.experUrl = userInfo.userLevelVo.experUrl;
	extModel.newUser = userInfo.newUser;
    extModel.vipIcon = userInfo.userVipInfoVO.vipIcon;
    extModel.androidBubbleUrl = userInfo.androidBubbleUrl;
    extModel.iosBubbleUrl = userInfo.iosBubbleUrl;
	extModel.fromSayHelloChannel = userInfo.fromSayHelloChannel;
    
    NIMMessage * message = [[NIMMessage alloc] init];
    message.text = self.inputMessage;
    NSMutableDictionary *remoteExt = [NSMutableDictionary dictionaryWithObject:extModel.model2dictionary forKey:[AccountInfoStorage instance].getUid];
    //查找消息中是否有@人
    NSMutableArray *nickArray = [NSMutableArray array];
    NSMutableArray *uidArray = [NSMutableArray array];
    for (int i = 0; i<self.atNames.count; i++) {
        NSString *nick = self.atNames[i];
        if ([self.editTextFiled.text containsString:nick]) {
            if ([nickArray containsObject:nick]) {
                continue;
            } else {
                [nickArray addObject:nick];
                [uidArray addObject:self.atUids[i]];
            }
        }
    }
    id uidStr = [uidArray toJSONObject];
    id nickStr = [nickArray toJSONObject];
    [remoteExt setObject:uidStr forKey:@"atUids"];
    [remoteExt setObject:nickStr forKey:@"atNames"];
    message.remoteExt = remoteExt;
    
	///网易易盾 拦截高风险
	NIMAntiSpamOption *option = [[NIMAntiSpamOption alloc]init];
	option.yidunEnabled = YES;
	option.businessId = KeyWithType(keyType_YiDunBussinessId);
	message.antiSpamOption = option;
	NSString * sessionId = [NSString stringWithFormat:@"%ld", [self.delegate getRoomInfo].roomId];
	//构造会话
	NIMSession *session = [NIMSession session:sessionId type:NIMSessionTypeChatroom];
	[[NIMSDK sharedSDK].chatManager sendMessage:message toSession:session completion:^(NSError * _Nullable error) {
		self.editTextFiled.text = @"";
		[self.editTextFiled resignFirstResponder];
        [self.atUids removeAllObjects];
        [self.atNames removeAllObjects];
        self.inputMessage = nil;
	}];
}

- (void)keyboardWillShow:(NSNotification *)notification {
    [self.superview bringSubviewToFront:self];
    NSDictionary *info = [notification userInfo];
    NSValue *value = [info objectForKey:UIKeyboardFrameEndUserInfoKey];
    CGFloat keyBoardEndY = value.CGRectValue.origin.y;
    NSNumber *curve = [info objectForKey:UIKeyboardAnimationCurveUserInfoKey];
    CGFloat duration = [[info objectForKey:UIKeyboardAnimationDurationUserInfoKey] floatValue];
    CGRect endKeyboardRect = [[info objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];
    CGFloat h = endKeyboardRect.size.height;
    [UIView animateWithDuration:duration animations:^{
        [self mas_remakeConstraints:^(MASConstraintMaker *make) {
            make.left.right.equalTo(self.superview);
            make.height.equalTo(@40);
            make.bottom.equalTo(self.superview).offset(-h);
        }];
        [UIView setAnimationBeginsFromCurrentState:YES];
        [UIView setAnimationCurve:[curve intValue]];
        self.center = CGPointMake(self.center.x, keyBoardEndY - statusbarHeight - self.bounds.size.height/2.0);
    }];
}

//键盘隐藏
- (void)keyboardWillHidden:(NSNotification *)notification {
    NSDictionary *info = [notification userInfo];
    CGFloat duration = [[info objectForKey:UIKeyboardAnimationDurationUserInfoKey] floatValue];
    [UIView animateWithDuration:duration animations:^{
        [self mas_remakeConstraints:^(MASConstraintMaker *make) {
            make.bottom.left.right.equalTo(self.superview);
            make.height.equalTo(@40);
        }];
        self.hidden = YES;
    }];
}

-(void)textFieldEditChanged:(NSNotification *)notification{
	UITextField *textField = (UITextField *)notification.object;
	NSString *toBeString = textField.text;
	NSString *lang = [textField.textInputMode primaryLanguage];
	if ([lang isEqualToString:@"zh-Hans"]){// 简体中文输入
		//获取高亮部分
		UITextRange *selectedRange = [textField markedTextRange];
		UITextPosition *position = [textField positionFromPosition:selectedRange.start offset:0];
		// 没有高亮选择的字，则对已输入的文字进行字数统计和限制
		if (!position){
			if (toBeString.length > MAX_STARWORDS_LENGTH){
				NSRange rangeIndex = [toBeString rangeOfComposedCharacterSequenceAtIndex:MAX_STARWORDS_LENGTH];
				if (rangeIndex.length == 1){
					
					textField.text = [toBeString substringToIndex:MAX_STARWORDS_LENGTH];
				}else{
					NSRange rangeRange = [toBeString rangeOfComposedCharacterSequencesForRange:NSMakeRange(0, MAX_STARWORDS_LENGTH)];
					textField.text = [toBeString substringWithRange:rangeRange];
				}
			}
		}
	}else{ // 中文输入法以外的直接对其统计限制即可，不考虑其他语种情况
		if (toBeString.length > MAX_STARWORDS_LENGTH){
			NSRange rangeIndex = [toBeString rangeOfComposedCharacterSequenceAtIndex:MAX_STARWORDS_LENGTH];
			if (rangeIndex.length == 1){
				
				textField.text = [toBeString substringToIndex:MAX_STARWORDS_LENGTH];
			}else{
				
				NSRange rangeRange = [toBeString rangeOfComposedCharacterSequencesForRange:NSMakeRange(0, MAX_STARWORDS_LENGTH)];
				textField.text = [toBeString substringWithRange:rangeRange];
			}
		}
	}
	self.inputMessage = textField.text;
	if (self.inputMessage.length > 0) {
		self.sendButton.enabled = YES;
	} else {
		self.sendButton.enabled = NO;
	}
}

#pragma mark - Public Method
+ (instancetype)showTextView:(UIView *)view delegate:(id<RoomHostDelegate>)delegate atUid:(NSString *)uid atNick:(NSString *)nick {
	__block XPRoomSendTextView * textView;
	[view.subviews enumerateObjectsUsingBlock:^(__kindof UIView * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
		if ([obj isKindOfClass:[XPRoomSendTextView class]]) {
			textView = obj;
			*stop = YES;
		}
	}];
	if (textView == nil) {
	  textView = [[XPRoomSendTextView alloc] initWithDelegate:delegate];
	  [view addSubview:textView];
	}
	textView.hidden =  NO;

    
	[textView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.left.right.bottom.mas_equalTo(view);
		make.height.mas_equalTo(40);
	}];
	[textView.editTextFiled becomeFirstResponder];
    if (nick) {
        [textView.atUids addObject:uid];
        [textView.atNames addObject:[NSString stringWithFormat:@"@%@", nick]];
        textView.editTextFiled.text = [NSString stringWithFormat:@"%@@%@\u2004", textView.editTextFiled.text, nick];
        textView.inputMessage = textView.editTextFiled.text;
        textView.sendButton.enabled = YES;
    }
	return textView;
}

#pragma mark - Private Method
- (void)initSubViews {
	self.backgroundColor = [ThemeColor appBackgroundColor];
	[self addSubview:self.stackView];
	[self.stackView addArrangedSubview:self.editTextFiled];
	[self.stackView addArrangedSubview:self.sendButton];
}

- (void)initSubViewConstraints {
	[self.stackView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.left.mas_equalTo(self).offset(8);
		make.right.mas_equalTo(self).offset(-5);
		make.top.bottom.mas_equalTo(self);
	}];
	
	[self.sendButton mas_makeConstraints:^(MASConstraintMaker *make) {
		make.width.mas_equalTo(50);
		make.top.bottom.mas_equalTo(self).inset(5);
	}];
}

- (void)addNotification {
	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHidden:) name:UIKeyboardWillHideNotification object:nil];
	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(textFieldEditChanged:) name:UITextFieldTextDidChangeNotification object:self.editTextFiled];
}

#pragma mark - Getters And Setters
- (UITextField *)editTextFiled{
	if (!_editTextFiled) {
		_editTextFiled = [[UITextField alloc] init];
	NSAttributedString * attribute = [[NSAttributedString alloc] initWithString:@"请输入消息..." attributes:@{NSFontAttributeName : [UIFont systemFontOfSize:15], NSForegroundColorAttributeName : [ThemeColor secondTextColor]}];
		_editTextFiled.attributedPlaceholder = attribute;
		_editTextFiled.borderStyle = UITextBorderStyleNone;
		_editTextFiled.textColor = [ThemeColor alertTitleColor];
		_editTextFiled.font = [UIFont systemFontOfSize:15];
		[_editTextFiled setContentHuggingPriority:UILayoutPriorityDefaultLow forAxis:UILayoutConstraintAxisHorizontal];
		
	}
	return _editTextFiled;
}
- (UIButton *)sendButton{
	if (!_sendButton) {
		_sendButton = [[UIButton alloc] init];
		[_sendButton setTitle:@"发送" forState:UIControlStateNormal];
		_sendButton.titleLabel.textColor = [ThemeColor mainTextColor];
		_sendButton.titleLabel.font = [UIFont systemFontOfSize:15];
		[_sendButton setBackgroundImage:[UIImage imageWithColor:[ThemeColor disableButtonColor] ]forState:UIControlStateDisabled];
		[_sendButton setBackgroundImage:[UIImage gradientColorImageFromColors:@[[ThemeColor confirmButtonGradientStartColor], [ThemeColor confirmButtonGradientEndColor]] gradientType:GradientTypeLeftToRight imgSize:CGSizeMake(10, 10)] forState:UIControlStateNormal];
		_sendButton.enabled = NO;
		_sendButton.layer.cornerRadius = 5.0;
		_sendButton.layer.masksToBounds = YES;
		[_sendButton addTarget:self action:@selector(sendButtonDidClick:) forControlEvents:UIControlEventTouchUpInside];
	}
	return _sendButton;
}

- (UIStackView *)stackView {
	if (!_stackView) {
		_stackView = [[UIStackView alloc] init];
		_stackView.axis = UILayoutConstraintAxisHorizontal;
		_stackView.distribution = UIStackViewDistributionFill;
		_stackView.alignment = UIStackViewAlignmentCenter;
		_stackView.spacing = 10;
	}
	return _stackView;
}

- (NSMutableArray *)atNames {
    if (!_atNames) {
        _atNames = [NSMutableArray array];
    }
    return _atNames;
}

- (NSMutableArray *)atUids {
    if (!_atUids) {
        _atUids = [NSMutableArray array];
    }
    return _atUids;
}

@end