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#import "XLLocationManager.h"
#import <UIKit/UIKit.h>
#import <CoreLocation/CoreLocation.h>

@interface XLLocationManager () <CLLocationManagerDelegate>

@property (nonatomic, strong) CLLocationManager *locationManager;
@property (nonatomic, copy) NSString * currentCity;

@end

@implementation XLLocationManager

- (void)startLocate {
    //判断定位功能是否打开
    if ([CLLocationManager locationServicesEnabled]) {
        self.locationManager = [[CLLocationManager alloc] init];
        self.locationManager.delegate = self;
       //移动一百米时重新定位,如果不设置该参数，则有可能会多次调用代理函数 didUpdateLocations
        self.locationManager.distanceFilter = 100;
        if ([self.locationManager respondsToSelector:@selector(requestWhenInUseAuthorization)]) {
            [self.locationManager requestWhenInUseAuthorization];
        }
        [self.locationManager startUpdatingLocation];
    }
}

- (void)uploadLocation:(XLLocation *)location complete:(void (^)(BOOL, id))complete {
    
}

#pragma mark - CLLocationManagerDelegate

//定位失败则执行此代理方法
//定位失败弹出提示框,点击"打开定位"按钮,会打开系统的设置,提示打开定位服务
- (void)locationManager:(CLLocationManager *)manager didFailWithError:(NSError *)error {
    UIAlertController * alertVC = [UIAlertController alertControllerWithTitle:@"提示" message:@"请在设置中打开定位" preferredStyle:UIAlertControllerStyleAlert];
    UIAlertAction * ok = [UIAlertAction actionWithTitle:@"打开定位" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        //打开定位设置
        NSURL *settingsURL = [NSURL URLWithString:UIApplicationOpenSettingsURLString];
        [[UIApplication sharedApplication] openURL:settingsURL];
    }];
    UIAlertAction * cancel = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
    }];
    [alertVC addAction:cancel];
    [alertVC addAction:ok];
    [[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:alertVC animated:YES completion:nil];

}
//定位成功
- (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray<CLLocation *> *)locations {
    [self.locationManager stopUpdatingLocation];
    CLLocation *currentLocation = [locations lastObject];
    CLGeocoder * geoCoder = [[CLGeocoder alloc] init];
    CLLocationCoordinate2D coordinate = currentLocation.coordinate;

    //反编码
    [geoCoder reverseGeocodeLocation:currentLocation completionHandler:^(NSArray<CLPlacemark *> * _Nullable placemarks, NSError * _Nullable error) {
        if (placemarks.count > 0) {
            CLPlacemark *placeMark = placemarks[0];
            self.currentCity = placeMark.locality;
            //直辖市
            if (!self.currentCity) {
                self.currentCity = placeMark.administrativeArea;
            }
            XLLocation *result = [[XLLocation alloc] init];
            result.city = self.currentCity;
            result.latitude = [NSString stringWithFormat:@"%f",coordinate.latitude];
            result.longitude = [NSString stringWithFormat:@"%f",coordinate.longitude];
            if (self.delegate && [self.delegate respondsToSelector:@selector(locatedResult:)]) {
                [self.delegate locatedResult:result];
            }
//            NSLog(@"%@",self.currentCity);
//            NSLog(@"%@",placeMark.name);
            //地址名
            NSLog(@"name:%@",placeMark.name);
            //街道
            NSLog(@"thoroughfare:%@",placeMark.thoroughfare);
            //区
            NSLog(@"subLocality:%@",placeMark.subLocality);
            //市
            NSLog(@"locality:%@",placeMark.locality);
            //省
            NSLog(@"administrativeArea:%@",placeMark.administrativeArea);
            //国家
            NSLog(@"country:%@",placeMark.country);
            NSLog(@"%f, %f",coordinate.longitude, coordinate.latitude);
        } else if (error == nil && placemarks.count == 0) {
            NSLog(@"No location and error return");
        } else if (error) {
            NSLog(@"location error: %@ ",error);
        }
    }];
}
@end