将CLGeocoder结果写入Firestore

import CoreLocation
import Firebase

// 初始化FirebaseApp
FirebaseApp.configure()

// 创建CLGeocoder对象
let geocoder = CLGeocoder()

// 地理编码
geocoder.geocodeAddressString("北京市朝阳区") { (placemarks, error) in
    if let error = error {
        print("地理编码失败：\(error.localizedDescription)")
        return
    }
    
    if let placemark = placemarks?.first {
        // 将CLPlacemark转换为Firestore数据模型
        let data: [String: Any] = [
            "latitude": placemark.location?.coordinate.latitude ?? 0.0,
            "longitude": placemark.location?.coordinate.longitude ?? 0.0,
            "address": placemark.formattedAddress ?? ""
        ]
        
        // 连接到Firestore数据库
        let db = Firestore.firestore()
        
        // 获取集合的引用
        let collectionRef = db.collection("locations")
        
        // 写入数据
        collectionRef.addDocument(data: data) { (error) in
            if let error = error {
                print("写入Firestore失败：\(error.localizedDescription)")
            } else {
                print("写入Firestore成功！")
            }
        }
    }
}

// 反地理编码
let location = CLLocation(latitude: 39.9042, longitude: 116.4074)
geocoder.reverseGeocodeLocation(location) { (placemarks, error) in
    if let error = error {
        print("反地理编码失败：\(error.localizedDescription)")
        return
    }
    
    if let placemark = placemarks?.first {
        // 将CLPlacemark转换为Firestore数据模型
        let data: [String: Any] = [
            "latitude": location.coordinate.latitude,
            "longitude": location.coordinate.longitude,
            "address": placemark.formattedAddress ?? ""
        ]
        
        // 连接到Firestore数据库
        let db = Firestore.firestore()
        
        // 获取集合的引用
        let collectionRef = db.collection("locations")
        
        // 写入数据
        collectionRef.addDocument(data: data) { (error) in
            if let error = error {
                print("写入Firestore失败：\(error.localizedDescription)")
            } else {
                print("写入Firestore成功！")
            }
        }
    }
}