Alamofire와 SwiftyJSON의 간단한 앱

기능 설명

코드

 pod 'SwiftyJSON'
 pod 'Alamofire'

모델

import Foundation
import Alamofire
import SwiftyJSON

class GetPixabayDataModel{

    var imageURLArray:[[String:String]] = []

}

extension GetPixabayDataModel{

    func searchImage(searchKey:String,searchCount:Int){

        let pixabayURL = "https://pixabay.com/api/?key=~~~~~~~~(APIKey)~~~~~~~~~~&q=\(searchKey)"  //APIKey

        AF.request(pixabayURL, method: .get, parameters: nil, encoding: JSONEncoding.default).responseJSON { (response) in

            switch response.result{

            case.success:

                self.imageURLArray = []  //検索する時に、データの重複を防ぐ
                let json:JSON = JSON(response.data as Any)

                for count in 0...searchCount - 1{

                    if json["hits"][count]["webformatURL"].string != nil{  //取得できる"webformatURL"が存在する時は、"webformatURL"を取得する

                        //jsonの中の配列"hits"からcount番目の各"webformatURL"をString型で取得して配列に入れる　
                        self.imageURLArray.append(["imageURLString":json["hits"][count]["webformatURL"].string!])  

                    }else{

                        break  //取得できる"webformatURL"が無くなった時に処理を終わらせる

                    }              
                }

            case.failure(let error):
                print(error)

            }

        }
    }
}

컨트롤러

import UIKit

class ViewController: UIViewController{  

    @IBOutlet weak var keyowrdTextField: UITextField!
    @IBOutlet weak var countTextField: UITextField!
    @IBOutlet weak var searchButton: UIButton!
    @IBOutlet weak var tableView: UITableView!

    let getPixabayDataModel = GetPixabayDataModel()    

    override func viewDidLoad() {
        super.viewDidLoad()

        self.tableView.delegate = self
        self.tableView.dataSource = self

    }

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)

        searchButton.layer.cornerRadius = 17.0

    }

    @IBAction func search(_ sender: Any) {

        if (keyowrdTextField.text!.isEmpty && countTextField.text!.isEmpty) != true{

            self.getPixabayDataModel.searchImage(searchKey: self.keyowrdTextField.text!, searchCount: Int(self.countTextField.text!)!)

            DispatchQueue.main.asyncAfter(deadline: .now() + 1) {

                self.tableView.reloadData()

            }


        }else{

            //アラート表示など　エラー処理

        }
    }
}

import Foundation
import UIKit

extension ViewController:UITableViewDelegate,UITableViewDataSource{

    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {

        return 85

    }

    func numberOfSections(in tableView: UITableView) -> Int {

        return 1

    }

    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {

        self.getPixabayDataModel.imageURLArray.count

    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {

        let cell = tableView.dequeueReusableCell(withIdentifier: "Cell", for: indexPath)

        let cellURLLabel = cell.contentView.viewWithTag(1) as! UILabel

        cellURLLabel.text = self.getPixabayDataModel.imageURLArray[indexPath.row]["imageURLString"]

        return cell

    }  
}

끝