APIServiceRedacted.swift

import Foundation

struct APIService {
    
    let baseUrl = "redacted"
    let applicationId = "redacted"
    let eventCode = "redacted"
    let token: String?
    
    func login(c: Credentials, andThen: APIService -> ()) -> () {
        let encodedPassword = c.encodedPassword().stringByAddingPercentEncodingWithAllowedCharacters(.URLHostAllowedCharacterSet())
        
        let urlToCall = baseUrl + "/API/Authenticate?ApplicationId=" +
            applicationId + "&UserName=" + c.userName +
            "&Password=" + encodedPassword! +
            "&EventCodeList=" + self.eventCode
        
        
        let request = NSMutableURLRequest()
        request.URL = NSURL(string: urlToCall)
        request.HTTPMethod = "GET"
        
        let task = NSURLSession.sharedSession().dataTaskWithRequest(request) { (data: NSData?, response: NSURLResponse?, error: NSError?) -> Void in
            do {
                let jsonResult: AnyObject? = try NSJSONSerialization.JSONObjectWithData(data!, options:NSJSONReadingOptions.AllowFragments) as? NSObject
                
                if (jsonResult != nil) {
                    andThen(BComAPIService(token: jsonResult as? String))
                } else {
                    // couldn't load JSON, look at error
                    print("Error loading JSON")
                }
            } catch {
                print("Error during authentication")
            }
        }
        
        task.resume()
        
    }
    
    func getParticipantList(pageIndex: Int, pageSize: Int, andThen: [Participant] -> ()) {
        var urlToCall = baseUrl + "/API/GetParticipantList?AuthenticationToken=" +
            self.token!.stringByAddingPercentEncodingWithAllowedCharacters(.URLHostAllowedCharacterSet())!
        urlToCall += "&EventCode=" + self.eventCode +
            "&PageIndex=\(pageIndex)" +
            "&PageSize=\(pageSize)"
        
        print("Calling \(urlToCall)")
        
        let request = NSMutableURLRequest()
        request.URL = NSURL(string: urlToCall)
        request.HTTPMethod = "GET"
        
        let task = NSURLSession.sharedSession().dataTaskWithRequest(request) { (data: NSData?, response: NSURLResponse?, error: NSError?) -> Void in
            do {
                let jsonResult: NSArray? = try NSJSONSerialization.JSONObjectWithData(data!, options:NSJSONReadingOptions.AllowFragments) as? NSArray
                
                if (jsonResult != nil) {
                    var participants = [Participant]()
                    for o in jsonResult! {
                        let dict = o as! NSDictionary
                        var firstNameMaybe = dict["FirstName"] as? String
                        if firstNameMaybe == nil {
                            firstNameMaybe = ""
                        }
                        let part = Participant(identifier: dict["Identifier"] as! String,
                            firstName: firstNameMaybe!)
                        participants.append(part)
                    }
                    andThen(participants)
                } else {
                    // couldn't load JSON, look at error
                    print("Error loading JSON")
                }
            } catch {
                print("Error during authentication")
            }
        }
        
        task.resume()
    }
}