//
//  RQLearningMaterialsDetailViewController.m
//  SDJK
//
//  Created by 张嵘 on 2022/7/1.
//

#import "RQLearningMaterialsDetailViewController.h"
#import "RQLearningMaterialsDetailHeaderView.h"
#import "RQLearningMaterialsDetailFooterView.h"

@interface RQLearningMaterialsDetailViewController ()
/// viewModel
@property (nonatomic, readonly, strong) RQLearningMaterialsDetailViewModel *viewModel;
@property (nonatomic, readwrite, strong) RQLearningMaterialsDetailHeaderView *learningMaterialsDetailHeaderView;
@property (nonatomic, readwrite, strong) RQLearningMaterialsDetailFooterView *learningMaterialsDetailFooterView;
@end

@implementation RQLearningMaterialsDetailViewController
@dynamic viewModel;

#pragma mark - SystemMethod
- (void)viewDidLoad {
    [super viewDidLoad];
    [self.view addSubview:self.learningMaterialsDetailHeaderView];
    [self.view bringSubviewToFront:self.learningMaterialsDetailHeaderView];
    
    [self.view addSubview:self.learningMaterialsDetailFooterView];
    [self.view bringSubviewToFront:self.learningMaterialsDetailFooterView];
}

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    self.learningMaterialsDetailHeaderView.frame = CGRectMake(0, 8 + RQ_APPLICATION_TOP_BAR_HEIGHT, RQ_SCREEN_WIDTH, RQ_FIT_HORIZONTAL(30.f) + 32.f);
    
    self.learningMaterialsDetailFooterView.frame = CGRectMake(16, RQ_SCREEN_HEIGHT - RQ_APPLICATION_SAFEAREA_BOTTOM_HEIGHT - RQ_FIT_HORIZONTAL(72.f) - RQ_FIT_HORIZONTAL(54.f), RQ_SCREEN_WIDTH - 32.f, RQ_FIT_HORIZONTAL(54.f));
}

- (void)dealloc{
    RQDealloc;
    /// remove observer ,otherwise will crash
    [self.webView stopLoading];
}

#pragma mark - OverrideMethod
- (void)_backItemDidClicked {
    /// 判断 是Push还是Present进来的，
    if (self.presentingViewController) {
        [self.viewModel.services dismissViewModelAnimated:YES completion:NULL];
    } else {
        [self.viewModel.services popViewModelAnimated:YES];
    }
}

#pragma mark - LazyLoad
- (RQLearningMaterialsDetailHeaderView *)learningMaterialsDetailHeaderView {
    @weakify(self)
    if (!_learningMaterialsDetailHeaderView) {
        _learningMaterialsDetailHeaderView = [RQLearningMaterialsDetailHeaderView learningMaterialsDetailHeaderView];
        [_learningMaterialsDetailHeaderView.sendBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            [RQ_ALERT_MANAGER showEmailAlertConfirmAction:^(__kindof QMUIDialogViewController * _Nonnull dialogViewController, __kindof QMUITextField * _Nonnull textFiled) {
                [MBProgressHUD rq_showProgressHUD:@"发送中..."];
                [[RQ_HTTP_Service postEmailInfoWithAddress:textFiled.text dictCode:self.viewModel.learningMaterialsModel.dictCode] subscribeNext:^(id  _Nullable x) {
                    [MBProgressHUD rq_hideHUD];
                } error:^(NSError * _Nullable error) {
                    [MBProgressHUD rq_hideHUD];
                    [MBProgressHUD rq_showErrorTips:error];
                }];
            }];
        }];
        
        [_learningMaterialsDetailHeaderView.downloadBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            [RQ_COMMON_MANAGER downLoadWithFilePath:self.viewModel.learningMaterialsModel.dictValue];
        }];
    }
    return _learningMaterialsDetailHeaderView;
}

- (RQLearningMaterialsDetailFooterView *)learningMaterialsDetailFooterView {
    @weakify(self)
    if (!_learningMaterialsDetailFooterView) {
        _learningMaterialsDetailFooterView = [RQLearningMaterialsDetailFooterView learningMaterialsDetailFooterView];
        RAC(_learningMaterialsDetailFooterView.myTitleLabel, text) = RACObserve(self.viewModel, title);
        RAC(_learningMaterialsDetailFooterView.lastBtn, enabled) = [RACObserve(self.viewModel, learningMaterialsModel) map:^id _Nullable(id  _Nullable value) {
            @strongify(self)
            return @([self.viewModel.items indexOfObject:self.viewModel.learningMaterialsModel] != 0);
        }];
        RAC(_learningMaterialsDetailFooterView.nextBtn, enabled) = [RACObserve(self.viewModel, learningMaterialsModel) map:^id _Nullable(id  _Nullable value) {
            @strongify(self)
            return @([self.viewModel.items indexOfObject:self.viewModel.learningMaterialsModel] + 1 != self.viewModel.items.count);
        }];
        [_learningMaterialsDetailFooterView.lastBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            NSInteger index = [self.viewModel.items indexOfObject:self.viewModel.learningMaterialsModel];
            NSInteger lastIndex = ((index - 1) < 0)? 0 : (index - 1);
            if (self.viewModel.items.count > lastIndex) {
                RQLearningMaterialsModel *lastLearningMaterialsModel = self.viewModel.items[lastIndex];
                NSURLRequest *request = [[NSURLRequest alloc] initWithURL:[NSURL URLWithString:lastLearningMaterialsModel.dictValue]];
                RQLearningMaterialsDetailViewModel *learningMaterialsDetailViewModel = [[RQLearningMaterialsDetailViewModel alloc] initWithServices:RQ_APPDELEGATE.services params:@{RQViewModelRequestKey : request, RQViewModelUtilKey : lastLearningMaterialsModel, RQViewCommonValueKey : self.viewModel.items}];
                [self.viewModel updateViewModelWith:learningMaterialsDetailViewModel];
                [self.webView evaluateJavaScript:@"document.body.innerHTML = '';" completionHandler:^(id result, NSError * _Nullable error) {
                    
                }];
                [self.webView loadRequest:request];
            } else {
                
            }
            
            
        }];
        
        [_learningMaterialsDetailFooterView.nextBtn setTapActionWithBlock:^(UITapGestureRecognizer *tap) {
            @strongify(self)
            NSInteger index = [self.viewModel.items indexOfObject:self.viewModel.learningMaterialsModel];
            NSInteger nextIndex = index + 1;
            if (self.viewModel.items.count > nextIndex) {
                RQLearningMaterialsModel *nextLearningMaterialsModel = self.viewModel.items[nextIndex];
                NSURLRequest *request = [[NSURLRequest alloc] initWithURL:[NSURL URLWithString:nextLearningMaterialsModel.dictValue]];
                RQLearningMaterialsDetailViewModel *learningMaterialsDetailViewModel = [[RQLearningMaterialsDetailViewModel alloc] initWithServices:RQ_APPDELEGATE.services params:@{RQViewModelRequestKey : request, RQViewModelUtilKey : nextLearningMaterialsModel, RQViewCommonValueKey : self.viewModel.items}];
                [self.viewModel updateViewModelWith:learningMaterialsDetailViewModel];
                [self.webView evaluateJavaScript:@"document.body.innerHTML = '';" completionHandler:^(id result, NSError * _Nullable error) {
                    
                }];
                [self.webView.backForwardList qmui_clearAllBinding];
                [self.webView loadRequest:request];
                
            } else {
                
            }
        }];
    }
    return _learningMaterialsDetailFooterView;
}

@end