AddStationsViewController.swift

//
//  AddStationsViewController.swift
//  ZRadiov2
//
//  Created by Kenny Payes on 3/31/20.
//  Copyright © 2020 Kenny Payes. All rights reserved.
//

import UIKit

class AddStationsViewController: UIViewController {
    
    @IBOutlet weak var newStationName: UITextField!
    @IBOutlet weak var newStationLink: UITextField!
    @IBOutlet weak var removeStationName: UITextField!
    @IBOutlet weak var changeStation: UITextField!
    
    let s = StationStorage()
    var stations = [String:String]()
    var stationsList = [[String]]()
    
    @IBOutlet weak var addTextField: UITextField!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        stations =  s.stationList

        let dictKeys = [String](stations.keys)
        let dictvalues = [String](stations.values)
        
        for i in 0...(dictKeys.count - 1){
            stationsList.append([dictKeys[i], dictvalues[i]])
        }
        
        //print("\n addStations: \(stationsList) \n")
        // Do any additional setup after loading the view.
    }
    
    @IBAction func addStationsButton(_ sender: Any) {
        
        if newStationName.text?.trimmingCharacters(in: .whitespaces) != "" || newStationLink.text?.trimmingCharacters(in: .whitespaces) != "" {
            var testContent:String?
            testContent = "[ \n"
        
            for i in 0...(stationsList.count - 1){
                let stationElement:String? = " { \n \"name\" : \"\(stationsList[i][0])\", \n \"url\" : \"\(stationsList[i][1])\" \n "
                testContent = testContent! + stationElement! + "}, \n"
            
            }
        
            testContent = testContent! +  "{ \n \"name\" : \"\(String(newStationName.text!))\", \n \"url\" : \"\(String(newStationLink.text!))\" \n } \n "
        
            testContent = testContent! + "]"
            
            
            let url = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!.appendingPathComponent("stations.json")
            
            do{
                
                try testContent!.write(to: url, atomically: true, encoding: String.Encoding.utf8)
                print("File Created!")
                
            } catch { print("error writing to file...") }
            
            print(url)
            
            let fileName = "stations.json"
            
            var filePath = ""
            
            let dirs = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.documentDirectory, FileManager.SearchPathDomainMask.allDomainsMask, true)
            
            if dirs.count > 0{
                let dir = dirs[0]
                filePath = dir.appending("/" + fileName)
                print("local path: = \(filePath)" )
            }else{
                print("Could not find filePath")
            }
            
            let fileman = FileManager.default.fileExists(atPath: filePath)
            print(fileman)
           
            newStationLink.text = ""
            newStationName.text = ""
        }
        s.reloadData()
        stations = s.stationList
        stationsList.removeAll()
        let dictKeys = [String](stations.keys)
        let dictvalues = [String](stations.values)
        
        for i in 0...(dictKeys.count - 1){
            stationsList.append([dictKeys[i], dictvalues[i]])
        }
    }

    @IBAction func removePressed(_ sender: Any) {
        for i in 0...(stationsList.count - 1){
            if stationsList[i][0] == removeStationName.text {
                
                print("Before removing \(stationsList)")
                
                stationsList.remove(at: i)
                
                print("After removing \(stationsList)")
                
                var testContent:String?
                testContent = "[ \n"
                
                var count = 0
                for i in 0...(stationsList.count - 1){
                    if count != 0{ testContent = testContent! + ", \n" } else {testContent = testContent! + "\n" }
                    count += 1
                        let stationElement:String? = " { \n \"name\" : \"\(stationsList[i][0])\", \n \"url\" : \"\(stationsList[i][1])\" \n "
                        testContent = testContent! + stationElement! + "} \n"
                }

                    testContent = testContent! + "]"
                
                print(testContent!)
                    
                    let url = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!.appendingPathComponent("stations.json")
                    
                    do{
                        try testContent!.write(to: url, atomically: true, encoding: String.Encoding.utf8)
                        print("File rewritten!")
                    } catch { print("error writing to file...") }
                    
                /*
                    print(url)
                    
                    let fileName = "stations.json"
                    
                    var filePath = ""
                    
                    let dirs = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.documentDirectory, FileManager.SearchPathDomainMask.allDomainsMask, true)
                    
                    if dirs.count > 0{
                        let dir = dirs[0]
                        filePath = dir.appending("/" + fileName)
                        print("local path: = \(filePath)" )
                    }else{
                        print("Could not find filePath")
                    }
                    
                    let fileman = FileManager.default.fileExists(atPath: filePath)
                    print(fileman)
                */
                
                removeStationName.text = ""
                break
            }
        }
        s.reloadData()
        stations = s.stationList
        stationsList.removeAll()
        let dictKeys = [String](stations.keys)
        let dictvalues = [String](stations.values)
        
        for i in 0...(dictKeys.count - 1){
            stationsList.append([dictKeys[i], dictvalues[i]])
        }
    }
    
    @IBAction func changePressed(_ sender: Any) {
        for i in 0...(stationsList.count - 1){
        if stationsList[i][0] == changeStation.text {
            
            let testContent = "[{\"name\" : \"\(stationsList[i][0])\", \n \"url\" : \"\(stationsList[i][1])\"} ]"
            
            let url = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!.appendingPathComponent("defaultStation.json")
            
            do{
                try testContent.write(to: url, atomically: true, encoding: String.Encoding.utf8)
                print("File rewritten!")
            } catch { print("error writing to file...") }
            
            break
            
            }
        }
        changeStation.text = ""
    }
    
    @IBAction func linkPressed(_ sender: Any) {
        if let url = URL(string: "http://www.radiosure.com/stations/") {
            UIApplication.shared.open(url)
        }
        
    }
    
}