//
//  EQNDebugHelper.swift
//  Earthquake Network
//
//  Created by Andrea Busi on 14/07/23.
//  Copyright © 2023 Earthquake Network. All rights reserved.
//

import Foundation


@objc
class EQNBackgroundPositionDebugHelper: NSObject {
    
    @objc
    static let shared = EQNBackgroundPositionDebugHelper()
    
    private var timers: [String: Timer] = [:]
    
    @objc
    var isEnabled: Bool { false }
    
    // MARK: - Public
    
    @objc
    func printPositions(
        interval: TimeInterval = 2.0,
        repeats: Bool = true
    ) {
        let timer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { timer in
            let current = EQNUserData.shared.lastLocation?.coordinate
            print("[EQNDebugHelper] Current | lat: \(current?.latitude ?? 0) - lon: \(current?.longitude ?? 0)")
            
            let saved = EQNUser.default().lastPosition?.coordinate
            print("[EQNDebugHelper] Saved   | lat: \(saved?.latitude ?? 0) - lon: \(saved?.longitude ?? 0)")
        }
        timers["positions"] = timer
    }
    
    // MARK: - Class
    
    func savePosition(
        coordinate: CLLocationCoordinate2D,
        requestSuccess: Bool
    ) {
        var positions = loadPosition()
        positions.append(.init(date: Date(), coordinate: coordinate, request: requestSuccess))
        
        if let data = try? JSONEncoder().encode(positions) {
            UserDefaults.standard.set(data, forKey: "BackgroundPositions")
        }
    }
    
    func resetPositions() {
        UserDefaults.standard.removeObject(forKey: "BackgroundPositions")
    }
    
    func loadPosition() -> [EQNBackgroundPosition] {
        guard let data = UserDefaults.standard.object(forKey: "BackgroundPositions") as? Data else {
            return []
        }
        
        let positions = try? JSONDecoder().decode([EQNBackgroundPosition].self, from: data)
        return positions ?? []
    }
}