Friday, February 14, 2020

Json Get Request Object Array With Codable

//
//  HomeViewController.swift
//  JsonText
//
//  Created by Mohammad Azmal Hossain on 2/15/20.
//  Copyright © 2020 Mohammad Azmal Hossain. All rights reserved.
//

import Foundation
import UIKit

/*
 [
 {
 "id":6,
 "name":"AppStore JSON APIs",
 "link":"https://www.letsbuildthatapp.com/course/AppStore-JSON-APIs",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/fd78be85-b845-4672-a316-7df0abe80812_medium",
 "number_of_lessons":47
 },
 {
 "id":5,
 "name":"Tinder Firestore Swipe and Match",
 "link":"https://www.letsbuildthatapp.com/course/Tinder-Firestore-Swipe-and-Match",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/bc5a4091-d2ea-44ab-b749-5f2ee5354c35_medium",
 "number_of_lessons":47
 },
 {
 "id":1,
 "name":"Instagram Firebase",
 "link":"https://www.letsbuildthatapp.com/course/instagram-firebase",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/04782e30-d72a-4917-9d7a-c862226e0a93",
 "number_of_lessons":49
 },
 {
 "id":2,
 "name":"Podcasts Course",
 "link":"https://www.letsbuildthatapp.com/course/podcasts",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/32f98d9d-5b9b-4a22-a012-6b87fd7158c2_medium",
 "number_of_lessons":39
 },
 {
 "id":3,
 "name":"Intermediate Training Core Data",
 "link":"https://www.letsbuildthatapp.com/course/intermediate-training-core-data",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/0736fecb-5b88-483b-a83d-ca2a5a6d93f9_medium",
 "number_of_lessons":32
 },
 {
 "id":4,
 "name":"Kindle Basic Training",
 "link":"https://www.letsbuildthatapp.com/basic-training",
 "imageUrl":"https://letsbuildthatapp-videos.s3-us-west-2.amazonaws.com/a6180731-c077-46e7-88d5-4900514e06cf_medium",
 "number_of_lessons":19
 }
 ]*/

// MARK: - Courses

struct CoursesM: Codable {
    let id: Int?
    let name: String?
    let link, imageURL: String?
    let numberOfLessons: Int?
    
    enum CodingKeys: String, CodingKey {
        case id, name, link
        case imageURL = "imageUrl"
        case numberOfLessons = "number_of_lessons"
    }
}



class HomeViewController: UIViewController {
    
    var courses = [CoursesM]()
    
    
    @IBOutlet weak var homeTableView: UITableView!
    
    
    func getRequestApiForCourse(){
        
        let stringUrl = "http://api.letsbuildthatapp.com/jsondecodable/courses"
        
        let urlObj = URL(string: stringUrl)
        
        guard let urlUnWrap = urlObj else {
            return
        }
        
        let task = URLSession.shared.dataTask(with: urlUnWrap){(data, response, error) in
            
            
            guard let dataG = data else {
                return
            }
            
            do{
                let json = try JSONDecoder().decode([CoursesM].self, from: dataG)
                
                print("azmal json = \(json)")
                
                for jsons in json{
                    
                    self.courses.append(jsons)
                    print("azmal jsons = \(jsons)")
                }
                
                
            } catch let errorJson {
                
                print("azmal error = \(errorJson)")
            }
            
            DispatchQueue.main.async {
                self.homeTableView.reloadData()
            }
            
            
        }
        
        task.resume()
        
    }
    
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view.
        getRequestApiForCourse()
        
        
        setup()
        
    }
    
    func setup(){
        
        let nib = UINib(nibName: "HomeTableViewCell", bundle: nil)
        homeTableView.register(nib, forCellReuseIdentifier: "HomeTableViewCell")
        
        homeTableView.delegate = self
        homeTableView.dataSource = self
    }
    
}

extension HomeViewController: UITableViewDelegate, UITableViewDataSource{
    
    
    
    func numberOfSections(in tableView: UITableView) -> Int {
        return 1
    }
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return courses.count
    }
    
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        
        let cell = tableView.dequeueReusableCell(withIdentifier: "HomeTableViewCell", for: indexPath) as! HomeTableViewCell
        
        cell.titleLabel.text = self.courses[indexPath.row].name
        
        return cell
        
    }
    }

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