Spot.saveData

Spot.saveData.swift

func saveData(spot: Spot, completed: @escaping (Bool) -> ()) {
    let db = Firestore.firestore()
    
    // Create the dictionary representing the data we want to save
    let dataToSave = self.dictionary
    // if we HAVE saved a record, we'll have a documentID
    if self.documentID != "" {
        let ref = db.collection("spots").document(spot.documentID).collection("reviews").document(self.documentID)
        ref.setData(dataToSave) { (error) in
            if let error = error {
                print("*** ERROR: updating document \(self.documentID) in spot \(spot.documentID) \(error.localizedDescription)")
                completed(false)
            } else {
                print("^^^ Document updated with ref ID \(ref.documentID)")
                spot.updateAverageRating {
                    completed(true)
                }
            }
        }
    } else {
        var ref: DocumentReference? = nil // Let firestore create the new documentID
        ref = db.collection("spots").document(spot.documentID).collection("reviews").addDocument(data: dataToSave) { error in
            if let error = error {
                print("*** ERROR: creating new document in spot \(spot.documentID) for new review documentID \(error.localizedDescription)")
                completed(false)
            } else {
                print("^^^ new document created with ref ID \(ref?.documentID ?? "unknown")")
                spot.updateAverageRating {
                    completed(true)
                }
            }
        }
    }
}