kneet_ios/kneet2/Classes/ViewControllers/MainScreens/MainViewController.m

//
//  MainViewController.m
//  kneet2
//
//  StoryBoard - page 8.
//
//  Created by Jason Lee on 10/2/15.
//  Copyright © 2015 ntels. All rights reserved.
//

#import "JDObject.h"

#import "RequestHandler.h"

#import "CustomButton.h"
#import "UIButton+WebCache.h"
#import "ImageUtil.h"

#import "ThingsViewController.h"
#import "RulesViewController.h"
#import "HomeMemberViewController.h"

#import "MainViewController.h"

@interface MainViewController () <ImageUtilDelegate> {
    ThingsViewController *_tvc;
    RulesViewController *_rvc;
    HomeMemberViewController *_mvc;
    
    ImageUtil *_imageUtil;
}

@property (strong, nonatomic) UIView *thingsContainerView;
@property (strong, nonatomic) UIView *rulesContainerView;
@property (strong, nonatomic) UIView *membersContainerView;

@end


#pragma mark - Class Definition

@implementation MainViewController


- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    
    [self initUI];
    [self prepareViewDidLoad];
}


- (void)initUI {
    //1. init tabBar
    //1-1. scroll top bottom
    
    //2. init scrollView
    CGFloat height = IPHONE_HEIGHT - _tabBar.height;
    [_scrollView setContentSize:CGSizeMake(IPHONE_WIDTH * 3, height)];
    _scrollView.pagingEnabled = YES;
    _scrollView.scrollEnabled = NO;
    
    
    CGRect sr = CGRectMake(0, 0, IPHONE_WIDTH, height);
    
    //init child view for childViewController
    _thingsContainerView = [[UIView alloc] initWithFrame:sr];
    _rulesContainerView = [[UIView alloc] initWithFrame:sr];
    _membersContainerView = [[UIView alloc] initWithFrame:sr];
    
    [_scrollView addSubview:_thingsContainerView];
    
    _rulesContainerView.x = IPHONE_WIDTH;
    [_scrollView addSubview:_rulesContainerView];
    
    _membersContainerView.x = IPHONE_WIDTH * 2;
    [_scrollView addSubview:_membersContainerView];
    
    //when first loading this view.
    [self initThingsViewController];
}

- (void)initThingsViewController {
    
    if (!_tvc) {
        _tvc = (ThingsViewController *)[CommonUtil instantiateViewControllerWithIdentifier:@"ThingsViewController" storyboardName:@"Things"];
    }
    
    [self addChildViewController:_tvc];
    [_tvc didMoveToParentViewController:self];
    
    if ([self isViewLoaded]) {
        [_tvc beginAppearanceTransition:YES animated:NO];
        [_thingsContainerView addSubview:_tvc.view];
        [_tvc endAppearanceTransition];
    }
}


- (void)initRulesViewController {
    
    if (!_rvc) {
        _rvc = (RulesViewController *)[CommonUtil instantiateViewControllerWithIdentifier:@"RulesViewController" storyboardName:@"Rules"];
    }
    
    [self addChildViewController:_rvc];
    [_rvc didMoveToParentViewController:self];
    
    if ([self isViewLoaded]) {
        [_rvc beginAppearanceTransition:YES animated:NO];
        [_rulesContainerView addSubview:_rvc.view];
        [_rvc endAppearanceTransition];
    }
}

- (void)initMembersViewController {
    if (!_mvc) {
        _mvc = (HomeMemberViewController *)[CommonUtil instantiateViewControllerWithIdentifier:@"HomeMemberViewController" storyboardName:@"HomeMember"];
    }
    
    [self addChildViewController:_mvc];
    [_mvc didMoveToParentViewController:self];
    
    if ([self isViewLoaded]) {
        [_mvc beginAppearanceTransition:YES animated:NO];
        [_membersContainerView addSubview:_mvc.view];
        [_mvc endAppearanceTransition];
    }
}

- (void)prepareViewDidLoad {
    
}

#pragma mark - Main Logic

- (void)requestUpdateHomeGroupImage:(UIImage *)profileImage {
    
    //parameters
    NSDictionary *parameter = @{@"image_file": profileImage};
    
    NSString *path = [NSString stringWithFormat:API_POST_HOMEGROUP_UPDATE_IMAGE];
    
    [[RequestHandler handler] sendAsyncPostRequestAPIPath:path parameters:parameter modelClass:[LoginModel class] completion:^(id responseObject) {
        if (!responseObject) {//응답결과가 잘못되었거나 없을 경우,
            return;
        }
        
        LoginModel *response = (LoginModel *)responseObject;
        
        if (response) {//API 성공 ,
            [_btnHomegrpImage sd_setImageWithURL:[NSURL URLWithString:response.imageFileName] forState:UIControlStateNormal placeholderImage:nil options:SDWebImageRefreshCached];
            [[JDFacade facade] toast:@"홈 이미지를 변경했습니다"];
        }
    } failure:^(id errorObject) {
        JDErrorModel *error = (JDErrorModel *)errorObject;
        [[JDFacade facade] alert:error.errorMessage];
    }];
}

#pragma mark - ImageUtil delegate

- (void)didFinishPickingImage:(UIImage *)image {
    [self requestUpdateHomeGroupImage:image];
}

#pragma mark - UI Events
- (IBAction)btnThingsTouched:(id)sender {
    
    [[JDFacade facade] showLoadingWhileExecutingBlock:^{
        if (!_tvc) {
            dispatch_async(dispatch_get_main_queue(), ^{
                [self initThingsViewController];
            });
        }
    } completionHandler:^{
        CGPoint cpoint = CGPointMake(0, 0);
        [_scrollView setContentOffset:cpoint animated:NO];
    }];
}

- (IBAction)btnRuleTouched:(id)sender {
    
    [[JDFacade facade] showLoadingWhileExecutingBlock:^{
        if (!_rvc) {
            dispatch_async(dispatch_get_main_queue(), ^{
                [self initRulesViewController];
            });
        }
    } completionHandler:^{
        CGPoint cpoint = CGPointMake(IPHONE_WIDTH, 0);
        [_scrollView setContentOffset:cpoint animated:NO];
    }];
}

- (IBAction)btnMemberTouched:(id)sender {
    [[JDFacade facade] showLoadingWhileExecutingBlock:^{
        if (!_mvc) {
            dispatch_async(dispatch_get_main_queue(), ^{
                [self initMembersViewController];
            });
        }
    } completionHandler:^{
        CGPoint cpoint = CGPointMake(IPHONE_WIDTH * 2, 0);
        [_scrollView setContentOffset:cpoint animated:NO];
    }];
}

- (IBAction)btnExtendTouched:(id)sender {
    
    _constraintExpandViewTop.constant = -IPHONE_HEIGHT;
    
    [UIView animateWithDuration:ANIMATION_DUR animations:^{
        [self.view layoutIfNeeded];
    }];
}

- (IBAction)btnCollapseTouched:(id)sender {
    
    _constraintExpandViewTop.constant = 0;
    
    [UIView animateWithDuration:ANIMATION_DUR animations:^{
        [self.view layoutIfNeeded];
    }];
}

- (IBAction)btnProfileTouched:(id)sender {
    if (!_imageUtil) {
        _imageUtil = [[ImageUtil alloc] init];
        _imageUtil.delegate = self;
    }
    
    [_imageUtil prepareImagePicker];
}

- (IBAction)btnNoticeTouched:(id)sender {
    UIViewController *vc = [CommonUtil instantiateViewControllerWithIdentifier:@"NoticeViewController" storyboardName:@"Main"];
    [self presentViewController:vc animated:YES completion:nil];
}

- (void)btnMessageBoxTouched:(id)sender {
    UIViewController *vc = [CommonUtil instantiateViewControllerWithIdentifier:@"MessageBoxViewController" storyboardName:@"Main"];
    [self presentViewController:vc animated:YES completion:nil];
}

- (void)btnHomeHubTouched:(id)sender {
    
}

- (IBAction)btnSettingsTouched:(id)sender {
    
    UIViewController *vc = [CommonUtil instantiateViewControllerWithIdentifier:@"SettingsViewController" storyboardName:@"Settings"];
    [self presentViewController:vc animated:YES completion:nil];
}


#pragma mark - MemoryWarning
- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end