解析和風天氣API的json(objective-C實現)

暑假在家閒着沒事幹,心血來潮想作個天氣預報APP玩玩,據說和風天氣API很好,因而註冊並試了下,結果它的JSON是這樣的(拿個人家鄉武義爲例子)

{"HeWeather data service 3.0":[{"aqi":{"city":{"aqi":"73","pm10":"54","pm25":"39","qlty":"良"}},"basic":{"city":"武義","cnty":"中國","id":"CN101210906","lat":"28.530000","lon":"119.480000","update":{"loc":"2016-08-16 17:52","utc":"2016-08-16 09:52"}},"daily_forecast":[{"astro":{"sr":"05:32","ss":"18:40"},"cond":{"code_d":"100","code_n":"101","txt_d":"晴","txt_n":"多雲"},"date":"2016-08-16","hum":"54","pcpn":"0.0","pop":"0","pres":"1001","tmp":{"max":"38","min":"27"},"vis":"10","wind":{"deg":"121","dir":"無持續風向","sc":"微風","spd":"3"}},{"astro":{"sr":"05:32","ss":"18:39"},"cond":{"code_d":"100","code_n":"100","txt_d":"晴","txt_n":"晴"},"date":"2016-08-17","hum":"54","pcpn":"0.0","pop":"1","pres":"1000","tmp":{"max":"38","min":"27"},"vis":"10","wind":{"deg":"123","dir":"東風","sc":"微風","spd":"10"}},{"astro":{"sr":"05:33","ss":"18:38"},"cond":{"code_d":"100","code_n":"100","txt_d":"晴","txt_n":"晴"},"date":"2016-08-18","hum":"55","pcpn":"0.0","pop":"1","pres":"1000","tmp":{"max":"38","min":"28"},"vis":"10","wind":{"deg":"148","dir":"東風","sc":"微風","spd":"3"}},{"astro":{"sr":"05:33","ss":"18:37"},"cond":{"code_d":"101","code_n":"101","txt_d":"多雲","txt_n":"多雲"},"date":"2016-08-19","hum":"56","pcpn":"0.0","pop":"0","pres":"1000","tmp":{"max":"38","min":"29"},"vis":"10","wind":{"deg":"158","dir":"東風","sc":"微風","spd":"8"}},{"astro":{"sr":"05:34","ss":"18:36"},"cond":{"code_d":"101","code_n":"101","txt_d":"多雲","txt_n":"多雲"},"date":"2016-08-20","hum":"49","pcpn":"0.0","pop":"8","pres":"1001","tmp":{"max":"37","min":"27"},"vis":"10","wind":{"deg":"138","dir":"東風","sc":"微風","spd":"0"}},{"astro":{"sr":"05:34","ss":"18:35"},"cond":{"code_d":"101","code_n":"101","txt_d":"多雲","txt_n":"多雲"},"date":"2016-08-21","hum":"46","pcpn":"0.0","pop":"0","pres":"1002","tmp":{"max":"36","min":"26"},"vis":"10","wind":{"deg":"100","dir":"東風","sc":"微風","spd":"4"}},{"astro":{"sr":"05:35","ss":"18:34"},"cond":{"code_d":"101","code_n":"101","txt_d":"多雲","txt_n":"多雲"},"date":"2016-08-22","hum":"45","pcpn":"0.0","pop":"0","pres":"1003","tmp":{"max":"35","min":"25"},"vis":"10","wind":{"deg":"89","dir":"東風","sc":"微風","spd":"0"}}],"hourly_forecast":[{"date":"2016-08-16 19:00","hum":"72","pop":"0","pres":"1001","tmp":"36","wind":{"deg":"136","dir":"東南風","sc":"微風","spd":"7"}},{"date":"2016-08-16 22:00","hum":"83","pop":"0","pres":"1003","tmp":"34","wind":{"deg":"142","dir":"東南風","sc":"微風","spd":"8"}}],"now":{"cond":{"code":"100","txt":"晴"},"fl":"44","hum":"43","pcpn":"0","pres":"1000","tmp":"36","vis":"10","wind":{"deg":"128","dir":"東風","sc":"4-5","spd":"20"}},"status":"ok","suggestion":{"comf":{"brf":"極不溫馨","txt":"白每天氣晴好、炎熱，您會感到酷熱難耐，極爲不適，請注意防暑降溫。"},"cw":{"brf":"較適宜","txt":"較適宜洗車，將來一天無雨，風力較小，擦洗一新的汽車至少能保持一天。"},"drsg":{"brf":"炎熱","txt":"天氣炎熱，建議着短衫、短裙、短褲、薄型T恤衫等清涼夏季服裝。"},"flu":{"brf":"少發","txt":"各項氣象條件適宜，發生感冒機率較低。但請避免長期處於空調房間中，以防感冒。"},"sport":{"brf":"較適宜","txt":"天氣較好，戶外運動請注意防曬。推薦您進行室內運動。"},"trav":{"brf":"較不宜","txt":"天氣較好，溫度比較高，中午時段儘可能不要外出，如外出可選擇水上娛樂等清涼項目。並請注意防暑和防曬。"},"uv":{"brf":"強","txt":"紫外線輻射強，建議塗擦SPF20左右、PA++的防曬護膚品。避免在10點至14點暴露於日光下。"}}}]}

你贏了,我選擇死亡

因爲奇葩的格式連json解析工具也不能用,好吧我就不厭其煩地層層解析....

注意:{}表明NSDictionary,[]和()表明NSArray。也算是學到了一點

 

-(void)requestForApi:(NSDictionary*)jsonDict{//接收json中的api內容
    NSDictionary *wyCity = [[jsonDict objectForKey:@"aqi"] objectForKey:@"city"];
    NSString *wyAqiStr = [wyCity objectForKey:@"aqi"];
    NSString *wyPm10 = [wyCity objectForKey:@"pm10"];
    NSString *wyPm25 = [wyCity objectForKey:@"pm25"];
    NSString *wyQlty = [wyCity objectForKey:@"qlty"];
}
-(void)requestForBasic:(NSDictionary*)jsonDict{
    NSDictionary *wyBasic = [jsonDict objectForKey:@"basic"];
    NSString *wyCity = [wyBasic objectForKey:@"city"];
    NSString *wyCnty = [wyBasic objectForKey:@"cnty"];
    NSString *wyId = [wyBasic objectForKey:@"id"];
    NSString *wyLat = [wyBasic objectForKey:@"lat"];
    NSString *wyLon = [wyBasic objectForKey:@"lon"];
    NSDictionary *wyUpdate= [wyBasic objectForKey:@"update"];
    [self requestForUpdate:wyUpdate];
}
-(void)requestForUpdate:(NSDictionary*)jsonUpdate{
    NSString *wyLoc = [jsonUpdate objectForKey:@"loc"];
    NSString *myUtc = [jsonUpdate objectForKey:@"utc"];
}
-(void)requestForAstro:(NSDictionary*)jsonAstro{
    NSString *wySr = [jsonAstro objectForKey:@"sr"];
    NSString *wySs = [jsonAstro objectForKey:@"ss"];
}
-(void)requestForCond:(NSDictionary*)jsonCond{
    NSString *wyCodeD = [jsonCond objectForKey:@"code_d"];
    NSString *wyCodeN = [jsonCond objectForKey:@"code_n"];
    NSString *wyTxtD = [jsonCond objectForKey:@"txt_d"];
    NSString *wyTxtN = [jsonCond objectForKey:@"txt_n"];
}
-(void)requestForNowCond:(NSDictionary*)jsonNowCond{
    NSString *wyCode = [jsonNowCond objectForKey:@"code"];
    NSString *wyTxt = [jsonNowCond objectForKey:@"txt"];
}
-(void)requestForTmp:(NSDictionary*)jsonTmp{
    NSString *wyMax = [jsonTmp objectForKey:@"max"];
    NSString *wyMin = [jsonTmp objectForKey:@"min"];
}
-(void)requestForWind:(NSDictionary*)jsonWind{
    NSString *wyDeg = [jsonWind objectForKey:@"deg"];
    NSString *wyDir = [jsonWind objectForKey:@"dir"];
    NSString *wySc = [jsonWind objectForKey:@"sc"];
    NSString *wySpd = [jsonWind objectForKey:@"spd"];
}
-(void)requestForNowWind:(NSDictionary*)jsonNowWind{
    NSString *wyDeg = [jsonNowWind objectForKey:@"deg"];
    NSString *wyDir = [jsonNowWind objectForKey:@"dir"];
    NSString *wySc = [jsonNowWind objectForKey:@"sc"];
    NSString *wySpd = [jsonNowWind objectForKey:@"spd"];
}
-(void)requestForHourlyWind:(NSDictionary*)jsonHourlyWind{
    NSString *wyDeg = [jsonHourlyWind objectForKey:@"deg"];
    NSString *wyDir = [jsonHourlyWind objectForKey:@"dir"];
    NSString *wySc = [jsonHourlyWind objectForKey:@"sc"];
    NSString *wySpd = [jsonHourlyWind objectForKey:@"spd"];
}
-(void)requestForDailyForecast:(NSDictionary*)jsonDailyForecast{
    NSArray *wyDailyForecast = [jsonDailyForecast objectForKey:@"daily_forecast"];
    NSDictionary *wyDay = [[NSDictionary alloc]init];
    NSDictionary *wyAstro = [[NSDictionary alloc]init];
    NSDictionary *wyCond = [[NSDictionary alloc]init];
    NSString *wyDate = [[NSString alloc]init];
    NSString *wyHum = [[NSString alloc]init];
    NSString *wyPcpn = [[NSString alloc]init];
    NSString *wyPop = [[NSString alloc]init];
    NSString *wyPres = [[NSString alloc]init];
    NSDictionary *wyTmp = [[NSDictionary alloc]init];
    NSString *wyVis = [[NSString alloc]init];
    NSDictionary *wyWind = [[NSDictionary alloc]init];
    for(int day=0;day<7;day++){
        wyDay = [wyDailyForecast objectAtIndex:day];
        wyAstro = [wyDay objectForKey:@"astro"];
        [self requestForAstro:wyAstro];
        wyCond = [wyDay objectForKey:@"cond"];
        [self requestForCond:wyCond];
        wyDate = [wyDay objectForKey:@"date"];
        wyHum = [wyDay objectForKey:@"hum"];
        wyPcpn = [wyDay objectForKey:@"pcpn"];
        wyPop = [wyDay objectForKey:@"pop"];
        wyPres = [wyDay objectForKey:@"pres"];
        wyTmp = [wyDay objectForKey:@"tmp"];
        [self requestForTmp:wyTmp];
        wyVis = [wyDay objectForKey:@"vis"];
        wyWind = [wyDay objectForKey:@"wind"];
        [self requestForWind:wyWind];
    }
}
-(void)requestForHourlyForecast:(NSDictionary*)jsonHourlyForecast{
    NSArray *wyHourlyForecast = [jsonHourlyForecast objectForKey:@"hourly_forecast"];
    NSDictionary *wyDay = [[NSDictionary alloc]init];
    NSString *wyDate = [[NSString alloc]init];
    NSString *wyHum = [[NSString alloc]init];
    NSString *wyPop = [[NSString alloc]init];
    NSString *wyPres = [[NSString alloc]init];
    NSString *wyTmp = [[NSString alloc]init];
    NSDictionary *wyWind = [[NSDictionary alloc]init];
    NSDate *currentDate = [NSDate date];
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"HH"];
    NSString *dateString = [dateFormatter stringFromDate:currentDate];
    int nowTime=0;
    if([dateString intValue]<10) nowTime=5;
    else if([dateString intValue]<13) nowTime=4;
    else if([dateString intValue]<16) nowTime=3;
    else if([dateString intValue]<19) nowTime=2;
    else if([dateString intValue]<22) nowTime=1;
    for(int day=0;day<nowTime;day++){
        wyDay = [wyHourlyForecast objectAtIndex:day];
        wyDate = [wyDay objectForKey:@"date"];
        wyHum = [wyDay objectForKey:@"hum"];
        wyPop = [wyDay objectForKey:@"pop"];
        wyPres = [wyDay objectForKey:@"pres"];
        wyTmp = [wyDay objectForKey:@"tmp"];
        wyWind = [wyDay objectForKey:@"wind"];
        [self requestForHourlyWind:wyWind];
    }
}
-(void)requestForNow:(NSDictionary*)jsonNow{
    NSDictionary *wyNow = [jsonNow objectForKey:@"now"];
    NSDictionary *wyCond = [wyNow objectForKey:@"cond"];
    NSString *wyFl = [wyNow objectForKey:@"fl"];
    NSString *wyHum = [wyNow objectForKey:@"hum"];
    NSString *wyPcpn = [wyNow objectForKey:@"pcpn"];
    NSString *wyPres = [wyNow objectForKey:@"pres"];
    NSString *wyTmp= [wyNow objectForKey:@"tmp"];
    _weatherTemperature.text=wyTmp;
    //NSLog(@"%@",self.weatherTemperature.text);
    NSDictionary *wyWind = [wyNow objectForKey:@"wind"];
    [self requestForNowCond:wyCond];
    [self requestForNowWind:wyWind];
}
-(void)requestForComf:(NSDictionary*)jsonComf{
    NSString *wyBrf = [jsonComf objectForKey:@"brf"];
    NSString *wyTxt = [jsonComf objectForKey:@"txt"];
}
-(void)requestForCw:(NSDictionary*)jsonCw{
    NSString *wyBrf = [jsonCw objectForKey:@"brf"];
    NSString *wyTxt = [jsonCw objectForKey:@"txt"];
}
-(void)requestForDrsg:(NSDictionary*)jsonDrsg{
    NSString *wyBrf = [jsonDrsg objectForKey:@"brf"];
    NSString *wyTxt = [jsonDrsg objectForKey:@"txt"];
}
-(void)requestForFlu:(NSDictionary*)jsonFlu{
    NSString *wyBrf = [jsonFlu objectForKey:@"brf"];
    NSString *wyTxt = [jsonFlu objectForKey:@"txt"];
}
-(void)requestForSport:(NSDictionary*)jsonSport{
    NSString *wyBrf = [jsonSport objectForKey:@"brf"];
    NSString *wyTxt = [jsonSport objectForKey:@"txt"];
}
-(void)requestForTrav:(NSDictionary*)jsonTrav{
    NSString *wyBrf = [jsonTrav objectForKey:@"brf"];
    NSString *wyTxt = [jsonTrav objectForKey:@"txt"];
}
-(void)requestForUv:(NSDictionary*)jsonUv{
    NSString *wyBrf = [jsonUv objectForKey:@"brf"];
    NSString *wyTxt = [jsonUv objectForKey:@"txt"];
}
-(void)requestForSuggestion:(NSDictionary*)jsonSuggestion{
    NSDictionary *wySuggestion = [jsonSuggestion objectForKey:@"suggestion"];
    NSDictionary *wyComf = [wySuggestion objectForKey:@"comf"];
    [self requestForComf:wyComf];
    NSDictionary *wyCw = [wySuggestion objectForKey:@"cw"];
    [self requestForCw:wyCw];
    NSDictionary *wyDrsg = [wySuggestion objectForKey:@"drsg"];
    [self requestForDrsg:wyDrsg];
    NSDictionary *wyFlu = [wySuggestion objectForKey:@"flu"];
    [self requestForFlu:wyFlu];
    NSDictionary *wySport = [wySuggestion objectForKey:@"sport"];
    [self requestForSport:wySport];
    NSDictionary *wyTrav = [wySuggestion objectForKey:@"trav"];
    [self requestForTrav:wyTrav];
    NSDictionary *wyUv = [wySuggestion objectForKey:@"uv"];
    [self requestForUv:wyUv];
}
-(void)request: (NSString*)httpUrl {
    NSError *error;
    //加載一個NSURL對象
    NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:httpUrl]];
    //將請求的url數據放到NSData對象中
    NSData *response = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
    //IOS5自帶解析類NSJSONSerialization從response中解析出數據放到字典中
    NSDictionary *jsonDict = [NSJSONSerialization JSONObjectWithData:response options:NSJSONReadingMutableLeaves error:&error];
    NSArray *jsonArr = [jsonDict objectForKey:@"HeWeather data service 3.0"];
    NSDictionary *jsonDictionary = [jsonArr objectAtIndex:0];
    [self requestForApi:jsonDictionary];
    [self requestForBasic:jsonDictionary];
    [self requestForDailyForecast:jsonDictionary];
    [self requestForHourlyForecast:jsonDictionary];
    [self requestForNow:jsonDictionary];
    NSString *wyStatus = [[jsonDictionary objectForKey:@"aqi"] objectForKey:@"ok"];
    [self requestForSuggestion:jsonDictionary];
}
- (void)viewDidLoad {
    [super viewDidLoad];
    NSString *httpUrl = @"https://api.heweather.com/x3/weather?cityid=CN101210906&key=1cce17d4649344949ef7a619efec1cd5";
    [self request: httpUrl ];
}