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원격 서버의 json 데이터를 사용하여 테이블을 채 웠습니다.Swift 3 테이블 검색
이제 검색 결과를 필터링 할 검색 창을 추가하려고합니다.
제가 직면 한 문제는 json 데이터를 여러 배열에 저장하고 있다는 것입니다.
이름, 회사, 직책 등
이 사용자가 검색 할 때 이름 만 배열이 여과하고 올바르게 테이블에 표시되는 것을 의미가 필터링되지 않은 남아있는 한, 다른 정보가 동기화됩니다.
올바른 방법으로 접근합니까?
class attendees: UIViewController, UITableViewDelegate, UITableViewDataSource, UISearchBarDelegate {
var tableData = ""
var value:String!
var searchString = ""
var firstname: [String] = []
var lastname: [String] = []
var fullname: [String] = []
var company: [String] = []
var jobtitle: [String] = []
var image: [String] = []
var filteredAppleProducts = [String]()
var resultSearchController = UISearchController()
@IBOutlet weak var tableView: UITableView!
@IBOutlet weak var searchBar: UISearchBar!
override func viewDidLoad() {
print(value)
searchBar.delegate = self
self.tableView.reloadData()
let nib = UINib(nibName: "vwTblCell2", bundle: nil)
tableView.register(nib, forCellReuseIdentifier: "cell2")
}
override func viewDidAppear(_ animated: Bool) {
getTableData()
}
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
if filteredAppleProducts != []{
return self.filteredAppleProducts.count
}
else
{
if searchString != "[]" {
return self.firstname.count
}else {
return 0
}
}
}
// 3
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell2: TblCell2 = self.tableView.dequeueReusableCell(withIdentifier: "cell2") as! TblCell2
print(filteredAppleProducts)
if filteredAppleProducts != []{
cell2.nameLabel.text = self.filteredAppleProducts[indexPath.row]
return cell2
}
else
{
if searchString != "[]"{
cell2.nameLabel.text = "\(self.firstname[indexPath.row]) \(self.lastname[indexPath.row])"
cell2.companyLabel.text = self.company[indexPath.row]
cell2.jobTitleLabel.text = self.jobtitle[indexPath.row]
let url = URL(string: "https://www.asmserver.co.uk/wellpleased/backend/profileimages/\(self.image[indexPath.row])")
let data = try? Data(contentsOf: url!) //make sure your image in this url does exist, otherwise unwrap in a if let check/try-catch
cell2.userImage.image = UIImage(data: data!)
}
return cell2
}
}
// 4
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
}
// 5
func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
return 90
}
func updateSearchResults(){
self.filteredAppleProducts.removeAll(keepingCapacity: false)
let searchPredicate = NSPredicate(format: "SELF CONTAINS[c] %@", searchString)
let array = (self.fullname as NSArray).filtered(using: searchPredicate)
self.filteredAppleProducts = array as! [String]
self.tableView.reloadData()
print(filteredAppleProducts)
}
func searchBar(_ searchBar: UISearchBar, textDidChange searchText: String) {
print("searchText \(searchText)")
print(filteredAppleProducts)
searchString = searchText
updateSearchResults()
}
func getTableData(){
self.firstname.removeAll()
self.lastname.removeAll()
self.fullname.removeAll()
self.company.removeAll()
self.jobtitle.removeAll()
self.image.removeAll()
let defaults = UserDefaults()
let userid = defaults.string(forKey: "id")
let url = NSURL(string: "https://www.asmserver.co.uk/wellpleased/backend/searchattendees.php?userid=\(userid!)&eventid=\(value!)")
print(url)
let task = URLSession.shared.dataTask(with: url as! URL) { (data, response, error) -> Void in
if let urlContent = data {
do {
if let jsonResult = try JSONSerialization.jsonObject(with: urlContent, options: []) as? [[String:AnyObject]] {
var i = 0
while i < jsonResult.count {
self.firstname.append(jsonResult[i]["firstname"]! as! String)
self.lastname.append(jsonResult[i]["lastname"]! as! String)
let fname = jsonResult[i]["firstname"]! as! String
let lname = jsonResult[i]["lastname"]! as! String
let fullname1 = "\(fname) \(lname)"
self.fullname.append(fullname1)
self.company.append(jsonResult[i]["company"]! as! String)
self.jobtitle.append(jsonResult[i]["jobtitle"]! as! String)
self.image.append(jsonResult[i]["image"]! as! String)
i = i + 1
}
}
} catch {
print("JSON serialization failed")
}
} else {
print("ERROR FOUND HERE")
}
DispatchQueue.main.async(execute: {() -> Void in
self.tableView.reloadData()
})
self.tableView.isUserInteractionEnabled = true
}
task.resume()
}
}
저도 같은 문제에 직면하고있다 누군가가 내게 코드를 줄 수있는 ... 그것은 매우 도움이 될 것입니다 –