//
//  FKCouponSelectView.m
//  FirstLink
//
//  Created by jack on 16/8/21.
//  Copyright © 2016年 FirstLink. All rights reserved.
//

#import "FKCouponSelectView.h"
#import "FKSelectCouponCell.h"
#import "CashCouponItem.h"

@interface FKCouponSelectView () <UITableViewDelegate, UITableViewDataSource, UIGestureRecognizerDelegate>

@property (nonatomic, strong) UILabel   *titleLabel;
@property (nonatomic, strong) UIView    *topLine;
@property (nonatomic, strong) UIView    *contentView;
@property (nonatomic, strong) UIButton  *cancelBtn;

@property (nonatomic, strong) UITableView  *tableView;

@property (nonatomic, strong) NSArray *couponArray;

@end

@implementation FKCouponSelectView

- (instancetype)initWithFrame:(CGRect)frame{
    if (self = [super initWithFrame:frame]) {
        [self addAllSubviews];
        [self addTapGesture];
    }
    return self;
}

- (void)addTapGesture{
    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(tapGestureClick:)];
    tap.delegate = self;
    [self addGestureRecognizer:tap];
}

- (void)addAllSubviews{
    
    [self addSubview:self.contentView];
    [self.contentView addSubview:self.topLine];
    [self.contentView addSubview:self.titleLabel];
    [self.contentView addSubview:self.cancelBtn];
    [self.contentView addSubview:self.tableView];

    [self.contentView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.bottom.equalTo(self);
        make.height.mas_equalTo(285);
    }];
    
    [self.titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(self.contentView).offset(15);
        make.centerY.equalTo(self.contentView.mas_top).offset(22.5);
    }];
    
    [self.cancelBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.top.equalTo(self.contentView);
        make.size.mas_equalTo(CGSizeMake(45, 45));
    }];
    
    [self.topLine mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(self.contentView).offset(15);
        make.top.equalTo(self.contentView).offset(45);
        make.right.equalTo(self.contentView);
        make.height.mas_equalTo(0.5);
    }];
    
    [self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.topLine.mas_bottom);
        make.left.right.bottom.equalTo(self.contentView);
    }];
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return self.couponArray.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    FKSelectCouponCell *cell = [tableView dequeueReusableCellWithIdentifier:NSStringFromClass([FKSelectCouponCell class])];
    CashCouponItem *item = [self couponItemAtIndex:indexPath.row];
    NSArray *selectIndexs = [tableView indexPathsForSelectedRows];
    BOOL selected = [selectIndexs containsObject:indexPath];
    
    if (cell && item) {
        cell.priceLabel.text = [FLStringHelper convertFenToRMBmoneyString:item.amount];
        cell.typeLabel.text = item.type;
        cell.ruleLabel.text = item.desc;
        cell.timeLabel.text = item.timeDesc;
        cell.selectBtn.selected = selected ? YES : NO;
    }
    return cell;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return 80.0f;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{

    NSArray *selectArray = [tableView indexPathsForSelectedRows];
    for (NSIndexPath *selectIndex in selectArray) {
        if (selectIndex != indexPath) {
            [tableView deselectRowAtIndexPath:selectIndex animated:NO];
            FKSelectCouponCell *cell = [tableView cellForRowAtIndexPath:selectIndex];
            cell.selectBtn.selected = NO;
        }
    }
    FKSelectCouponCell *cell = [tableView cellForRowAtIndexPath:indexPath];
    cell.selectBtn.selected = YES;
    
    [self selectFinish];
}

- (void)tableView:(UITableView *)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath{
    
    FKSelectCouponCell *cell = [tableView cellForRowAtIndexPath:indexPath];
    cell.selectBtn.selected = NO;
    [self selectFinish];
}

- (void)refreshCouponArray:(NSArray *)couponArray selectFirst:(BOOL)selectFirst{
    self.couponArray = couponArray;
    [self.tableView reloadData];
    if (selectFirst) {
        NSIndexPath *firstIndex = [NSIndexPath indexPathForRow:0 inSection:0];
        [self.tableView selectRowAtIndexPath:firstIndex
                                    animated:NO
                              scrollPosition:UITableViewScrollPositionNone];
        FKSelectCouponCell *cell = [self.tableView cellForRowAtIndexPath:firstIndex];
        if (cell) cell.selectBtn.selected = YES;
    }
    
    [self.tableView setContentOffset:CGPointZero];
}

- (void)showInView:(UIView *)view animated:(BOOL)animated{
    if (!view) {
        return;
    }
    CGFloat height = view.frame.size.height;
    CGFloat width = view.frame.size.width;
    CGFloat contentH = 285; // 内容高度
    
    [view addSubview:self];
    [self setFrame:view.frame];
    [self.contentView setFrame:CGRectMake(0, height, width, contentH)];
    
    self.backgroundColor = [UIColor clearColor];
    
    CGFloat duration = animated ? 0.3f : 0;
    WeakSelf(weakSelf);
    [UIView animateWithDuration:duration delay:0 options:UIViewAnimationOptionCurveEaseOut animations:^{
        weakSelf.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.5f];
        [weakSelf.contentView setFrame:CGRectMake(0, height - contentH, width, contentH)];
    } completion:nil];
    
}

- (void)tapGestureClick:(UIGestureRecognizer *)tapGesture{
    CGPoint location = [tapGesture locationInView:self];
    BOOL isOnContent = CGRectContainsPoint(self.contentView.frame, location);
    if (isOnContent) {
        return;
    }else{
        [self clickCancelBtn];
    }
}

- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch{
    CGPoint location = [touch locationInView:self];
    if (CGRectContainsPoint(self.contentView.frame, location)) return NO;
    return YES;
}

- (void)dismissAnimated{
    
    if (self.superview){
        [UIView animateWithDuration:0.3f delay:0 options:UIViewAnimationOptionCurveEaseOut animations:^{
            self.backgroundColor = [UIColor clearColor];
            [self.contentView setFrame:CGRectOffset(self.contentView.frame, 0, CGRectGetHeight(self.contentView.frame))];
        } completion:^(BOOL finished) {
            [self removeFromSuperview];
        }];
    }
}

- (void)clickCancelBtn{

    [self selectFinish];
}

- (void)selectFinish{
    
    [self dismissAnimated];
    
    if (self.finish) {
        
        NSIndexPath *index = [self selectedIndexPath];
        CashCouponItem *couponItem = nil;
        
        if (index) {
            couponItem = [self couponItemAtIndex:index.row];
        }
        
        self.finish(couponItem.itemID);
    }
}

- (CashCouponItem *)couponItemAtIndex:(NSInteger)index{
    if (index >= 0 && index < self.couponArray.count) {
        return self.couponArray[index];
    }
    return nil;
}

- (NSIndexPath *)selectedIndexPath{
    NSArray *indexs = [self.tableView indexPathsForSelectedRows];
    if (indexs.count) {
        return indexs.firstObject;
    }
    return nil;
}

- (BOOL)isShowing{
    
    if (self.superview) return YES;
    return NO;
}
#pragma mark - property

- (UILabel *)titleLabel{
    if (_titleLabel == nil) {
        _titleLabel = [[UILabel alloc]init];
        _titleLabel.textColor = UIColorFromRGB(0x999999);
        _titleLabel.font = [UIFont systemFontOfSize:14];
        _titleLabel.text = @"选择优惠券";
    }
    return _titleLabel;
}

- (UIView *)topLine{
    if (_topLine == nil) {
        _topLine = [[UIView alloc]init];
        _topLine.backgroundColor = UIColorFromRGB(0xe5e5e5);
    }
    return _topLine;
}

- (UIView *)contentView{
    if (_contentView == nil) {
        _contentView = [[UIView alloc]init];
        _contentView.backgroundColor = [UIColor whiteColor];
    }
    return _contentView;
}

- (UIButton *)cancelBtn{
    if (_cancelBtn == nil) {
        _cancelBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_cancelBtn setImage:[UIImage imageNamed:@"selectCoupon_cancel"] forState:UIControlStateNormal];
        [_cancelBtn addTarget:self
                       action:@selector(clickCancelBtn)
             forControlEvents:UIControlEventTouchUpInside];
    }
    return _cancelBtn;
}

- (UITableView *)tableView{
    if (_tableView == nil) {
        _tableView = [[UITableView alloc]initWithFrame:CGRectZero style:UITableViewStylePlain];
        _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
        _tableView.dataSource = self;
        _tableView.delegate = self;
        _tableView.showsVerticalScrollIndicator = NO;
        _tableView.allowsMultipleSelection = YES;
        
        [_tableView registerClass:[FKSelectCouponCell class] forCellReuseIdentifier:NSStringFromClass([FKSelectCouponCell class])];
    }
    return _tableView;
}
@end