peko-ios/YuMi/Modules/YMMine/View/MineInfo/XPMineUserInfoDesViewController.m

//
//  YMMineUserInfoDesViewController.m
//  YUMI
//
//  Created by YUMI on 2021/9/23.
//

#import "XPMineUserInfoDesViewController.h"
///Third
#import <Masonry/Masonry.h>
#import <SZTextView/SZTextView.h>
#import <ReactiveObjC/ReactiveObjC.h>
///Tool
#import "DJDKMIMOMColor.h"
///Model
#import "UserInfoModel.h"

static NSInteger maxCount = 60;

@interface XPMineUserInfoDesViewController ()<UITextViewDelegate>
///容器
@property (nonatomic, strong) UIView  *containView;
///输入框
@property (nonatomic, strong) SZTextView  *useDescTextView;
///清除按钮
@property (nonatomic, strong) UIButton  *clearBtn;
///完成按钮
@property (nonatomic, strong) UIButton  *completionBtn;
///显示输入的个数
@property (nonatomic, strong) UILabel  *limitLabel;//


@end



@implementation XPMineUserInfoDesViewController

- (void)viewDidLoad {
	[super viewDidLoad];
	self.title = YMLocalizedString(@"XPMineUserInfoDesViewController0");
	[self initSubViews];
	[self initSubViewConstraints];
	[self initEvents];
	
}

- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
	[self.view endEditing:YES];
}

#pragma mark - Private Method
- (void)initSubViews {
	UIBarButtonItem *completeItem = [[UIBarButtonItem alloc] initWithCustomView:self.completionBtn];
	self.navigationItem.rightBarButtonItem = completeItem;
	[self.view addSubview:self.containView];
	[self.containView addSubview:self.useDescTextView];
	[self.containView addSubview:self.clearBtn];
	[self.view addSubview:self.limitLabel];
	self.useDescTextView.text = self.userDesc;
	self.limitLabel.text = [NSString stringWithFormat:@"%ld",(maxCount - self.userDesc.length)];
	self.limitLabel.textColor = self.userDesc.length > 0 ? [DJDKMIMOMColor mainTextColor] : [DJDKMIMOMColor secondTextColor];
	self.completionBtn.enabled = self.useDescTextView.text.length > 0;
}

- (void)initSubViewConstraints {
	[self.containView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.top.mas_equalTo(20);
		make.left.mas_equalTo(self.view).offset(15);
		make.right.mas_equalTo(self.view).offset(-15);
		make.height.mas_equalTo(137);
	}];
	[self.useDescTextView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.left.top.mas_equalTo(self.containView).offset(10);
		make.bottom.mas_equalTo(self.containView).offset(-10);
		make.right.mas_equalTo(self.clearBtn.mas_left).offset(-5);
	}];
	[self.clearBtn mas_makeConstraints:^(MASConstraintMaker *make) {
		make.top.mas_equalTo(self.containView).offset(10);
		make.right.mas_equalTo(self.containView).offset(-10);
	}];
	[self.limitLabel mas_makeConstraints:^(MASConstraintMaker *make) {
		make.top.mas_equalTo(self.containView.mas_bottom).offset(5);
		make.right.mas_equalTo(self.containView);
	}];
}

- (void)initEvents {
	@weakify(self);
	RAC(self.completionBtn, enabled) = [RACSignal combineLatest:@[self.useDescTextView.rac_textSignal] reduce:^id _Nonnull(NSString *text){
		@strongify(self);
			self.limitLabel.text = [NSString stringWithFormat:@"%ld",(maxCount - text.length)];
		if (text.length > maxCount) {
			[self showErrorToast:[NSString stringWithFormat:YMLocalizedString(@"XPMineUserInfoDesViewController1"), maxCount]];
		}
		return @(text.length > 0 && text.length <= maxCount);
	}];
}
#pragma mark - Event Response
- (void)completionBtnAction:(UIButton *)sender {
	[self.navigationController popViewControllerAnimated:YES];
	if (self.delegate && [self.delegate respondsToSelector:@selector(xPMineUserInfoDesViewController:updateUserDes:)]) {
		[self.delegate xPMineUserInfoDesViewController:self updateUserDes:self.useDescTextView.text];
	}
}

- (void)clearBtnAction:(UIButton *)sender {
	self.useDescTextView.text = @"";
	self.completionBtn.enabled = NO;
	self.limitLabel.text = [NSString stringWithFormat:@"%ld",(maxCount - self.useDescTextView.text.length)];
}

#pragma mark - getter && setter
- (UIView *)containView {
	if (!_containView) {
		_containView = [[UIView alloc] init];
		_containView.layer.cornerRadius = 5;
		_containView.backgroundColor = [DJDKMIMOMColor appCellBackgroundColor];
	}
	return _containView;
}

- (SZTextView *)useDescTextView {
	if (!_useDescTextView) {
		_useDescTextView = [[SZTextView alloc] init];
		_useDescTextView.delegate = self;
		_useDescTextView.placeholder = YMLocalizedString(@"XPMineUserInfoDesViewController2");
		_useDescTextView.placeholderTextColor = [DJDKMIMOMColor secondTextColor];
		_useDescTextView.font = [UIFont systemFontOfSize:14];
		_useDescTextView.textColor = [DJDKMIMOMColor mainTextColor];
		_useDescTextView.backgroundColor = [DJDKMIMOMColor appCellBackgroundColor];
	}
	return _useDescTextView;
}

- (UIButton *)completionBtn {
	if (!_completionBtn) {
		_completionBtn = [UIButton buttonWithType:UIButtonTypeCustom];
		[_completionBtn setTitle:YMLocalizedString(@"XPMineUserInfoDesViewController3") forState:UIControlStateNormal];
		[_completionBtn setFrame:CGRectMake(0, 0, 50, 30)];
		[_completionBtn setTitleColor:[DJDKMIMOMColor mainTextColor] forState:UIControlStateNormal];
		[_completionBtn setTitleColor:[DJDKMIMOMColor disableButtonTextColor] forState:UIControlStateDisabled];
		[_completionBtn.titleLabel setFont:[UIFont systemFontOfSize:13]];
		[_completionBtn addTarget:self action:@selector(completionBtnAction:) forControlEvents:UIControlEventTouchUpInside];
	}
	return _completionBtn;
}

- (UILabel *)limitLabel {
	if (!_limitLabel) {
		_limitLabel = [[UILabel alloc] init];
		_limitLabel.font = [UIFont systemFontOfSize:14];
		_limitLabel.textColor = [DJDKMIMOMColor secondTextColor];
		_limitLabel.text = @"60";
	}
	return _limitLabel;
}

- (UIButton *)clearBtn {
	if (!_clearBtn) {
		_clearBtn = [UIButton buttonWithType:UIButtonTypeCustom];
		[_clearBtn setImage:[UIImage imageNamed:@"mine_user_info_edit_clear"] forState:UIControlStateNormal];
		[_clearBtn addTarget:self action:@selector(clearBtnAction:) forControlEvents:UIControlEventTouchUpInside];
	}
	return _clearBtn;
}

@end