xiaobawang/tongxin/VC/WatchHome/DeviceInfo/WiFiListViewController.m

//
//  WiFiListViewController.m
//  tongxin
//
//  Created by ecell on 2020/10/30.
//  Copyright © 2020 xTT. All rights reserved.
//

#import "WiFiListViewController.h"
#import "WIFIModel.h"
#import "TableCell.h"
#import "SVProgressHUD.h"

@interface WiFiListViewController () <UITableViewDelegate,UITableViewDataSource>

@property (strong, nonatomic) UITableView *myTableView;

@property (strong, nonatomic) WIFIModel *model;

@property (strong, nonatomic) NSMutableArray *wifiArr;

@property (strong, nonatomic) id observe;

@end

@implementation WiFiListViewController


- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self loadData];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    
    WEAKSELF
    
    _wifiArr = [NSMutableArray new];
    
    [self initUI];

    _observe = [[NSNotificationCenter defaultCenter] addObserverForName:AccountMessageNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification * _Nonnull note) {
        
        NSDictionary *dic = note.object;
    
        NSDictionary *msgDic = dic[@"message"];
        NSString * msgType = msgDic[@"type"];
   
        
        if(!msgType || !msgDic){
            return ;
        }
        
        
        if([msgType isEqualToString:@"wifi"]) {
            NSArray *wifi = msgDic[@"wifi"];
            NSPredicate *predicate = [NSPredicate predicateWithBlock:^BOOL(NSDictionary *evaluatedObject, NSDictionary<NSString *,id> * _Nullable bindings) {
                NSString *name = evaluatedObject[@"ssid"];
                if ([name isEqualToString:@""]) {
                    return NO;
                } else {
                    return YES;
                }
            }];
            NSArray *filterArray = [wifi filteredArrayUsingPredicate:predicate];
            [weakSelf.wifiArr removeAllObjects];
            [weakSelf.wifiArr addObjectsFromArray:filterArray];
            [weakSelf.myTableView reloadData];
            [weakSelf dismissHUD];
        }
        
        xLog(@"%@", dic);
        
    }];
}

- (void)loadData{
    WEAKSELF
    [WIFIModel getWIFIDataListSuccess:^(WIFIModel * _Nonnull model) {
        weakSelf.model = model;
        [weakSelf.myTableView reloadData];
        [weakSelf showHUD];
    } failure:^(NSError * _Nonnull error) {
        [weakSelf showHUD];
    }];
}

- (void)showHUD {
    [SVProgressHUD showWithStatus:@"正在检索附近wifi，请保持手机与设备处于同一网络环境"];
    [self performSelector:@selector(dismissHUD) withObject:nil afterDelay:15.0];
}

- (void)dismissHUD {
    [SVProgressHUD dismiss];
}

- (void)initUI{
    self.title = @"WIFI列表";
    
    _myTableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, ScreenWidth, ScreenHeight-getRectNavAndStatusHight) style:UITableViewStylePlain];
    _myTableView.backgroundColor = tabViewBG;
    _myTableView.delegate = self;
    _myTableView.dataSource = self;
    [self.view addSubview:_myTableView];
    
    _myTableView.bounces = NO; //禁止弹跳
    _myTableView.showsHorizontalScrollIndicator = NO;
    _myTableView.showsVerticalScrollIndicator = NO;
    
    //去线
    UIView *view = [UIView new];
    view.backgroundColor = [UIColor clearColor];
    [_myTableView setTableFooterView:view];
}

-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
    return 1;
}

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

-(CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section{
    if (section == 0) {
        return 0.01;
    }
    return  15 * FIX_SCREEN;
}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return 49;
}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    NSDictionary *wifi = self.wifiArr[indexPath.row];
    
    TextFieldCell *cell = [tableView dequeueReusableCellWithIdentifier:@"TextFieldCell"];
    if (!cell) {
        cell = [[TextFieldCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"TextFieldCell"];
        cell.accessoryType = UITableViewCellAccessoryNone;
        cell.textLabel.text = wifi[@"ssid"];
    }
    
    return cell;
}

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

    NSDictionary *wifi = self.wifiArr[indexPath.row];
    
    [[NSNotificationCenter defaultCenter] postNotificationName:@"select_wifi" object:wifi];
    
    [self.navigationController popViewControllerAnimated:YES];
    
    NSLog(@"wifi = %@", wifi);
}

- (void) viewDidDisappear:(BOOL)animated {
    
    [super viewDidDisappear:animated];
    
    if (_observe) {
        [[NSNotificationCenter defaultCenter] removeObserver:_observe];
    }
    
    [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(dismissHUD) object:nil];
    
    xLog(@"===removeObserver====")
}


@end