JSJP_Student/jiaPei/Modules/OtherModules/VIPModule/ViewController/RQPayViewController.m

//
//  RQPayViewController.m
//  jiaPei
//
//  Created by 张嵘 on 2022/6/7.
//  Copyright © 2022 JCZ. All rights reserved.
//

#import "RQPayViewController.h"

@interface RQPayViewController ()
/// viewModel
@property (nonatomic, readonly, strong) RQPayViewModel *viewModel;
@property (nonatomic, readwrite, strong) RQPayAlertHeaderView *payAlertHeaderView;
@property (nonatomic, readwrite, strong) RQPayAlertFooterView *payAlertFooterView;
@property (nonatomic, readwrite, assign) NSInteger selectedItemIndex;
@end

@implementation RQPayViewController
@dynamic viewModel;

#pragma mark - SystemMethod
- (void)viewDidLoad {
    [super viewDidLoad];
    /// 初始化
    [self rq_setup];
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    /// 当前的分组不在可视区域内，则滚动到可视区域（只对单选有效）
    if (![self.tableView qmui_cellVisibleAtIndexPath:[NSIndexPath indexPathForRow:self.selectedItemIndex inSection:0]]) {
        [self.tableView scrollToRowAtIndexPath:[NSIndexPath indexPathForRow:self.selectedItemIndex inSection:0] atScrollPosition:UITableViewScrollPositionMiddle animated:animated];
    }
}

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    self.tableView.frame = CGRectMake(0, 57, RQ_SCREEN_WIDTH, [self customHeight] - 57 - RQ_FIT_HORIZONTAL(76.f));
    self.payAlertHeaderView.frame = CGRectMake(0, 0, RQ_SCREEN_WIDTH, 57);
    self.payAlertFooterView.frame = CGRectMake(0, [self customHeight] - RQ_FIT_HORIZONTAL(76.f), RQ_SCREEN_WIDTH, RQ_FIT_HORIZONTAL(76.f));

}

#pragma mark - PrivateMethods
/// 初始化
- (void)rq_setup {
    /// set up ...
//    self.tableView.tableHeaderView = self.payAlertHeaderView;
//    self.tableView.tableFooterView = self.payAlertFooterView;
    self.selectedItemIndex = 0;
    [self.view addSubview:self.payAlertHeaderView];
    [self.view addSubview:self.payAlertFooterView];
    NSIndexPath *indexPath = [NSIndexPath indexPathForRow:self.selectedItemIndex inSection:0];
    [self.tableView selectRowAtIndexPath:indexPath animated:YES scrollPosition:UITableViewScrollPositionNone];
    if ([self.tableView.delegate respondsToSelector:@selector(tableView:didSelectRowAtIndexPath:)]) {[self.tableView.delegate tableView:self.tableView didSelectRowAtIndexPath:indexPath];}
    [self initPayNoti];
    
}

- (void)initPayNoti {
    [[NSNotificationCenter defaultCenter] addObserver:self
                                                 selector:@selector(ailyPayOrWechatSuccessAction)
                                                     name:RQUserNotificationAlipayOrWechatSuccess
                                                   object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self
                                                 selector:@selector(ailyPayOrWechatFailAction)
                                                     name:RQUserNotificationAlipayOrWechatFail
                                                   object:nil];
}

// 支付成功
- (void)ailyPayOrWechatSuccessAction {
    [self.navigationController dismissViewControllerAnimated:YES completion:NULL];
}


// 支付失败
- (void)ailyPayOrWechatFailAction {
    NSLog(@"处理支付失败结果");

}

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


#pragma mark - OverrideMethods
- (UIEdgeInsets)contentInset {
    return UIEdgeInsetsMake(0, 0, 0, 0);
}

- (UITableViewCell *)tableView:(UITableView *)tableView dequeueReusableCellWithIdentifier:(NSString *)identifier forIndexPath:(NSIndexPath *)indexPath {
    RQPayTypeCell *cell = [RQPayTypeCell cellWithTableView:tableView];
    cell.chooseBtn.selected = (self.selectedItemIndex == indexPath.row);
    return cell;
}

- (void)configureCell:(UITableViewCell *)cell atIndexPath:(NSIndexPath *)indexPath withObject:(id)object {
    RQPayTypeCell *payTypeCell = (RQPayTypeCell *)cell;
    RQPayTypeItemViewModel *itemViewModel = object;
    [payTypeCell bindViewModel:itemViewModel];
}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
    RQPayPriceHeaderView *payPriceHeaderView = [RQPayPriceHeaderView headerViewWithTableView:tableView];
    RQPayPriceHeaderGroupViewModel *groupViewModel = self.viewModel.dataSource[section];
    [payPriceHeaderView bindViewModel:groupViewModel];
    return payPriceHeaderView;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    /// 单选情况下如果重复选中已被选中的cell，则什么都不做
    if (self.selectedItemIndex == indexPath.row) {
        return;
    }
    
    /// 选中新的cell时，先反选之前被选中的那个cell
    NSIndexPath *selectedIndexPathBefore = [NSIndexPath indexPathForRow:self.selectedItemIndex inSection:0];
//    [self.tableView deselectRowAtIndexPath:selectedIndexPathBefore animated:YES];
    self.selectedItemIndex = indexPath.row;
    
    BOOL isSelectedIndexPathBeforeVisible = [tableView qmui_cellVisibleAtIndexPath:selectedIndexPathBefore];
    /// 如果之前被选中的那个cell也在可视区域里，则也要用动画去刷新它，否则只需要用动画刷新当前已选中的cell即可，之前被选中的那个交给cellForRow去刷新
    if (isSelectedIndexPathBeforeVisible) {
        [tableView reloadRowsAtIndexPaths:@[selectedIndexPathBefore, indexPath] withRowAnimation:UITableViewRowAnimationFade];
    } else {
        [tableView reloadRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];
    }
}

#pragma mark - HWPanModalPresentable
- (UIScrollView *)panScrollable {
    return self.tableView;
}


- (PanModalHeight)longFormHeight {
    return PanModalHeightMake(PanModalHeightTypeContent, [self customHeight]);
}

- (CGFloat)cornerRadius {
    return 0.0;
}

- (BOOL)allowsTapBackgroundToDismiss {
    return NO;
}

- (BOOL)showDragIndicator {
    return NO;
}

#pragma mark - LazyLoad
- (RQPayAlertHeaderView *)payAlertHeaderView {
    @weakify(self)
    if (!_payAlertHeaderView) {
        _payAlertHeaderView = [RQPayAlertHeaderView payAlertHeaderView];
        [_payAlertHeaderView.closeBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            [self dismissViewControllerAnimated:YES completion:nil];
        }];
    }
    return _payAlertHeaderView;
}

- (RQPayAlertFooterView *)payAlertFooterView {
    @weakify(self)
    if (!_payAlertFooterView) {
        _payAlertFooterView = [RQPayAlertFooterView payAlertFooterView];
        [_payAlertFooterView.payBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            switch (self.selectedItemIndex) {
                /// 微信支付
                case 0:
                    [MBProgressHUD rq_showProgressHUD:@"创建订单..."];
                    [[RQ_HTTP_Service postPrepareOrderWithDictCode:self.viewModel.typeModel.dictCode userId:RQ_USER_MANAGER.currentUser._id] subscribeNext:^(RQPrepareOrderModel *prepareOrderModel) {
                        [MBProgressHUD rq_hideHUD];
                        // 发起微信支付，设置参数
                        //需要创建这个支付对象
                        PayReq *req   = [[PayReq alloc] init];
                        //由用户微信号和AppID组成的唯一标识，用于校验微信用户
                        req.openID = RQ_WECHAT_MANAGER.appID;
                        // 商家id，在注册的时候给的
                        req.partnerId = prepareOrderModel.partnerId;
                        // 预支付订单这个是后台跟微信服务器交互后，微信服务器传给你们服务器的，你们服务器再传给你
                        req.prepayId  = prepareOrderModel.prepayId;
                        // 根据财付通文档填写的数据和签名
                        req.package  = prepareOrderModel.packageValue;
                        // 随机编码，为了防止重复的，在后台生成
                        req.nonceStr  = prepareOrderModel.nonceStr;
                        // 这个是时间戳，也是在后台生成的，为了验证支付的
                        NSString * stamp = prepareOrderModel.timeStamp;
                        req.timeStamp = (UInt32)stamp.intValue;
                        // 这个签名也是后台做的
                        req.sign = prepareOrderModel.sign;
                        [RQWechatManager hangleWechatPayWith:req];
                    } error:^(NSError * _Nullable error) {
                        [MBProgressHUD rq_hideHUD];
                        [MBProgressHUD rq_showErrorTips:error];
                    }];
                    break;
                default:
                    break;
            }
            
        }];
    }
    return _payAlertFooterView;
}

- (CGFloat)customHeight {
    RQPayPriceHeaderGroupViewModel *groupViewModel = self.viewModel.dataSource.firstObject;
    CGFloat height = (57 + RQ_FIT_HORIZONTAL(76.f) + RQ_FIT_HORIZONTAL(86.f) + (RQ_FIT_HORIZONTAL(60.0f) * [groupViewModel.itemViewModels count]));
    CGFloat limitHeight = (RQ_SCREEN_HEIGHT * (2.f / 3.f));
    return (height > limitHeight)? limitHeight : height;
}
@end