ios-新浪微博开发20-控制器的切换

#warning 面向字典开发很麻烦 我们最好把字典转为模型 


#import "AppDelegate.h"
#import "QHTabbarViewController.h"
#import "QHNewfeatureViewController.h"
#import "QHOAuthViewController.h"
#import "QHAccount.h"
#import "QHAccountTool.h"

@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    //1.创建窗口
    self.window = [[UIWindow alloc]init];
    self.window.frame = [UIScreen mainScreen].bounds;
    
    //2.显示窗口
    [self.window makeKeyAndVisible];
    //3.设置根视图控制器
    QHAccount *account = [QHAccountTool account];
    
    if (account) {//之前已经登录成功
        [UIWindow switchRootViewController];
    }else {
        
        self.window.rootViewController = [[QHOAuthViewController alloc]init];

    }

    

//    NSLog(@"%@",NSHomeDirectory());
    

    return YES;
}

/**
    传控制器 
 */


- (void)applicationWillResignActive:(UIApplication *)application {
    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
}

- (void)applicationDidEnterBackground:(UIApplication *)application {
    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}

- (void)applicationWillEnterForeground:(UIApplication *)application {
    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
}

- (void)applicationDidBecomeActive:(UIApplication *)application {
    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}

- (void)applicationWillTerminate:(UIApplication *)application {
    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}

/**
 *      //3.设置子控制器
 UIViewController *vc1 = [[UIViewController alloc]init];
 vc1.tabBarItem.title = @"首页";
 vc1.tabBarItem.image = [UIImage imageNamed:@"tabbar_home"];
 //UIImage *homeSelectedImage = [UIImage imageNamed:@"tabbar_home_selected"];//自定义渲染成蓝色
 //声明这张图片 以后按照原始的样子显示出来 不要自动渲染成其他颜色（比如蓝色）
 //    homeSelectedImage = [homeSelectedImage imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];//这个是新技术ios7
 //    vc1.tabBarItem.selectedImage = homeSelectedImage;
 
 vc1.tabBarItem.selectedImage = [[UIImage imageNamed:@"tabbar_home_selected" ] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
 vc1.view.backgroundColor = QHRandomColor;
 //设置文字颜色
 NSMutableDictionary *textAttrs = [NSMutableDictionary dictionary];
 textAttrs[NSForegroundColorAttributeName] =[UIColor colorWithRed:0.49f green:0.49f blue:0.49f alpha:1.00f];
 [vc1.tabBarItem setTitleTextAttributes:textAttrs forState:UIControlStateNormal];
 
 NSMutableDictionary *selectedTextAttrs =[NSMutableDictionary dictionary];
 selectedTextAttrs[NSForegroundColorAttributeName] = [UIColor orangeColor];
 [vc1.tabBarItem setTitleTextAttributes:selectedTextAttrs forState:UIControlStateSelected];
 
 
 UIViewController *vc2 = [[UIViewController alloc]init];
 vc2.tabBarItem.title = @"消息";
 vc2.view.backgroundColor = QHRandomColor;
 vc2.tabBarItem.image = [UIImage imageNamed:@"tabbar_message_center"];
 vc2.tabBarItem.selectedImage = [[UIImage imageNamed:@"tabbar_message_center_selected"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
 
 
 [vc2.tabBarItem setTitleTextAttributes:textAttrs forState:UIControlStateNormal];
 [vc2.tabBarItem setTitleTextAttributes:selectedTextAttrs forState:UIControlStateSelected];
 
 
 
 UIViewController *vc3 = [[UIViewController alloc]init];
 vc3.view.backgroundColor = QHRandomColor;
 vc3.tabBarItem.title = @"发现";
 vc3.tabBarItem.image = [UIImage imageNamed:@"tabbar_discover"];
 vc3.tabBarItem.selectedImage = [[UIImage imageNamed:@"tabbar_discover_selected"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
 
 
 
 [vc3.tabBarItem setTitleTextAttributes:textAttrs forState:UIControlStateNormal];
 [vc3.tabBarItem setTitleTextAttributes:selectedTextAttrs forState:UIControlStateSelected];
 
 
 
 
 
 UIViewController *vc4 = [[UIViewController alloc]init];
 vc4.view.backgroundColor = QHRandomColor;
 vc4.tabBarItem.title = @"我";
 vc4.tabBarItem.image = [UIImage imageNamed:@"tabbar_profile"];
 vc4.tabBarItem.selectedImage = [[UIImage imageNamed:@"tabbar_profile_selected"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
 
 
 
 [vc4.tabBarItem setTitleTextAttributes:textAttrs forState:UIControlStateNormal];
 [vc4.tabBarItem setTitleTextAttributes:selectedTextAttrs forState:UIControlStateSelected];
 
 */
@end

#warning write to file 字典和数组的存储方法

#import "QHOAuthViewController.h"
#import "AFNetworking.h"
#import "QHTabbarViewController.h"
#import "QHNewfeatureViewController.h"
#import "QHAccount.h"
#import "MBProgressHUD+MJ.h"
#import "QHAccountTool.h"

@interface QHOAuthViewController()<UIWebViewDelegate>

@end

@implementation QHOAuthViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    //1.创建webView
    UIWebView *webView = [[UIWebView alloc]init];
    webView.frame = self.view.bounds;
    [self.view addSubview:webView];
    webView.delegate = self;
    //2.用webView加载登录页面(新浪提供的) 回调地址不是空！！！默认值是http://
    //请求地址：https://api.weibo.com/oauth2/authorize
    //请求参数 client_id=438168078&redirect_uri=http://
    NSURL *url = [NSURL URLWithString:@"https://api.weibo.com/oauth2/authorize?client_id=438168078&redirect_uri=http://www.baidu.com"];
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    [webView loadRequest:request];
    
    NSLog(@"-----viewDidLoad");
    
    //invalid_request 参数搞错了 或者没有参数
    // Do any additional setup after loading the view.
}

#pragma mark -webView代理方法
- (void)webViewDidFinishLoad:(UIWebView *)webView
{
    NSLog(@"-----ViewDidFinishLoad");
    [MBProgressHUD hideHUD];
}

- (void)webViewDidStartLoad:(UIWebView *)webView
{
    NSLog(@"webViewDidStartLoad");
    [MBProgressHUD showMessage:@"正在拼命加载数据中..."];
}

//如果网页加载失败
- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error
{
    [MBProgressHUD hideHUD];
}
//可以拦截所有的URL
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{
    //1.获得url
    NSString *url = request.URL.absoluteString;
    //2.判断是否为回调地址
    NSRange range = [url rangeOfString:@"code="];
    if (range.length != 0) {//是回调地址
        //截取code=后面的参数值
        NSInteger fromIndex = range.location + range.length;
        NSString *code = [url substringFromIndex:fromIndex];
        //code 授权成功的标记
        
        //利用code 换取一个accessToken
        [self accessTokenWithCode:code];
        return NO;
    }
    
    NSLog(@"shouldStartLoadWithRequest -- %@",request.URL.absoluteString);
    return YES;
}

/**
 *  利用code(授权成功后的请求标记 授权成功后的request token)换取一个accessToken
 *
 *  @param code 授权成功后的请求标记
 */
- (void)accessTokenWithCode:(NSString *)code
{
    /**
     *  client_id 	true 	string 	申请应用时分配的AppKey。
     client_secret 	true 	string 	申请应用时分配的AppSecret。
     grant_type 	true 	string 	请求的类型，填写authorization_code
     
     
     grant_type为authorization_code时
     
     必选 	类型及范围 	说明
     code 	true 	string 	调用authorize获得的code值。
     redirect_uri 	true 	string 	回调地址，需需与注册应用里的回调地址一致。
     *
     *
     */
    //1.请求管理者
    AFHTTPRequestOperationManager *mgr = [AFHTTPRequestOperationManager manager];
    
//    mgr.responseSerializer = [AFHTTPResponseSerializer serializer];
    //2拼接请求参数
    NSMutableDictionary *params = [NSMutableDictionary dictionary];
    params[@"client_id"] = @"438168078";
    params[@"client_secret"] = @"983ddac0a0dce9ee09161e5f5e04bfd7";
    params[@"grant_type"] = @"authorization_code";
    params[@"redirect_uri"] = @"http://www.baidu.com";
    params[@"code"] = code;
    
    
    //3.发送请求
    
    [mgr POST:@"https://api.weibo.com/oauth2/access_token" parameters:params success:^(AFHTTPRequestOperation *operation, NSDictionary * responseObject) {
        [MBProgressHUD hideHUD];
        QHLog(@"请求成功-%@",responseObject);

        //将返回的账号字典数据- 》模型 存进沙盒
        QHAccount *account = [QHAccount accountWithDict:responseObject];
        //存储账号信息
        [QHAccountTool saveAccount:account];
        
        QHLog(@"*********%@",NSHomeDirectory());
        [UIWindow switchRootViewController];
        /***
            四种解决方案
         UIWindow的分类 QHWindowTool
         UIViewController的分类 QHControllerTool
         */
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        QHLog(@"请求失败-%@",error);
        [MBProgressHUD hideHUD];
    }];

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

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end