//
//  LXCustomActionSheet.m
//  CustomUISwitch
//
//  Created by lianxiang on 2018/10/11.
//  Copyright © 2018年 lian. All rights reserved.
//

#import "LXCustomActionSheet.h"
#define Screen_Width [UIScreen mainScreen].bounds.size.width
#define Screen_height [UIScreen mainScreen].bounds.size.height
#define SPACE 10
@interface LXCustomActionSheet ()<UITableViewDelegate,UITableViewDataSource>
@property (nonatomic, strong) UIView *maskView;
@property (nonatomic, strong) UITableView *tableView;
@property (nonatomic, strong) NSArray *optionsArr;
@property (nonatomic,   copy) NSString *title;
@property (nonatomic,   copy) NSString *cancelTitle;
@property (nonatomic, strong) UIView *headView;
@property (nonatomic,   copy) void(^selectedBlock)(NSInteger);
@property (nonatomic,   copy) void(^cancelBlock)(void);

@end

@implementation LXCustomActionSheet


- (instancetype)initWithTitle:(NSString*)title
                       optionsArr:(NSArray*)optionsArr
                      cancelTitle:(NSString*)cancelTitle
                    selectedBlock:(void(^)(NSInteger))selectedBlock
                  cancelBlock:(void(^)(void))cancelBlock{
    if (self = [super init]) {
        _title = title;
        _optionsArr = optionsArr;
        _cancelTitle = cancelTitle;
        _selectedBlock = selectedBlock;
        _cancelBlock = cancelBlock;
        [self craetUI];
    }
    return self;
}

- (void)craetUI {
    self.frame = [UIScreen mainScreen].bounds;
    [self addSubview:self.maskView];
    [self addSubview:self.tableView];
}

- (UIView*)maskView {
    if (!_maskView) {
        _maskView = [[UIView alloc]initWithFrame:[UIScreen mainScreen].bounds];
        _maskView.backgroundColor = [UIColor blackColor];
        _maskView.alpha = .5;
        _maskView.userInteractionEnabled = YES;
    }
    return _maskView;
}

- (UITableView *)tableView {
    if (!_tableView) {
        _tableView = [[UITableView alloc]initWithFrame:CGRectZero style:UITableViewStylePlain];
        _tableView.delegate = self;
        _tableView.dataSource = self;
        _tableView.rowHeight = 44.0;
        _tableView.bounces = NO;
        _tableView.showsVerticalScrollIndicator = NO;
        _tableView.backgroundColor = [UIColor clearColor];
        _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
        
        UIView *tabHeader = [[UIView alloc] initWithFrame:CGRectMake(0, 0,Screen_Width, 50)];
        tabHeader.backgroundColor = [UIColor whiteColor];
        
        UIBezierPath *maskPath = [UIBezierPath bezierPathWithRoundedRect:
                                  CGRectMake(0, 0, Screen_Width, 50) byRoundingCorners:
                                  UIRectCornerTopLeft|UIRectCornerTopRight cornerRadii:
                                  CGSizeMake(10, 10)];
        CAShapeLayer *maskLayer = [[CAShapeLayer alloc]init];
        maskLayer.frame = tabHeader.bounds;
        maskLayer.path = maskPath.CGPath;
        tabHeader.layer.mask = maskLayer;
        
        UILabel *titleLabe = [[UILabel alloc] init];
        titleLabe.frame = tabHeader.bounds;
        titleLabe.textAlignment = NSTextAlignmentCenter;
        titleLabe.text = self.title;
        titleLabe.font = GIGA_TEXTFONTMEDIUM(15);
        titleLabe.textColor = GIGA_MAIN_BGCOLOR;
        [tabHeader addSubview:titleLabe];
        UIView *lineView = [[UIView alloc] initWithFrame:CGRectMake(0, tabHeader.frame.size.height -0.5, Screen_Width, 0.5)];
        lineView.backgroundColor = [UIColor colorWithRed:222/255.0f green:222/255.0f blue:222/255.0f alpha:1];
        [tabHeader addSubview:lineView];
        self.headView = tabHeader;
        _tableView.tableHeaderView = self.headView;
        
       // _tableView.separatorInset = UIEdgeInsetsMake(0, -50, 0, 0);
        [_tableView registerClass:[UITableViewCell class] forCellReuseIdentifier:@"Navi_Cell"];
    }
    return _tableView;
}

#pragma mark TableView
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 2;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return (section == 0)?_optionsArr.count:1;
}

- (UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"Navi_Cell"];
    cell.textLabel.font = GIGA_TEXTFONTMEDIUM(18);
    cell.textLabel.textColor = GIGA_MAIN_BGCOLOR;
    if (indexPath.section == 0) {
        cell.textLabel.text = _optionsArr[indexPath.row];
        UIView *lineView = [[UIView alloc] initWithFrame:CGRectMake(0,cell.frame.size.height - 0.5, Screen_Width, 0.5)];
        lineView.backgroundColor = [UIColor colorWithRed:222/255.0f green:222/255.0f blue:222/255.0f alpha:1];
        [cell.contentView addSubview:lineView];
        
    } else {
        cell.textLabel.text = _cancelTitle;
    }
    cell.textLabel.textAlignment = NSTextAlignmentCenter;
    cell.selectionStyle = UITableViewCellSelectionStyleNone;
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    if (indexPath.section == 0) {
        if (self.selectedBlock) {
            self.selectedBlock(indexPath.row);
        }
    }else{
        if (self.cancelBlock) {
            self.cancelBlock();
        }
    }
    [self dismiss];
}

- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section {
    if (section==0) {
        return 3;
    }
    return 0;
}

- (UIView*)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section {
    UIView *footerView = [[UIView alloc] init];
    footerView.backgroundColor = [UIColor colorWithRed:222/255.0f green:222/255.0f blue:222/255.0f alpha:1];
    return footerView;
}

-(void)show{
    [[UIApplication sharedApplication].keyWindow addSubview:self];
}

- (void)layoutSubviews {
    [super layoutSubviews];
    [self showTab];
}

- (void)showTab{

    _tableView.frame = CGRectMake(0,Screen_height, Screen_Width, _tableView.rowHeight * (_optionsArr.count + 1) + 50 + 3);
    [UIView animateWithDuration:.5 animations:^{
        CGRect rect = self->_tableView.frame;
        rect.origin.y -= self->_tableView.bounds.size.height;
        self->_tableView.frame = rect;
    }];
}

- (void)dismiss {
    
    [UIView animateWithDuration:.5 animations:^{
        CGRect rect = self->_tableView.frame;
        rect.origin.y += self->_tableView.bounds.size.height;
        self->_tableView.frame = rect;
    } completion:^(BOOL finished) {
        [self removeFromSuperview];
    }];
}

- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
    if (self.cancelBlock) {
        self.cancelBlock();
    }
    [self dismiss];
}

@end