0001    //
0002    //  ExtensionArray.swift
0003    //  Gloss
0004    //
0005    // Copyright (c) 2016 Rahul Katariya
0006    //
0007    // Permission is hereby granted, free of charge, to any person obtaining a copy
0008    // of this software and associated documentation files (the "Software"), to deal
0009    // in the Software without restriction, including without limitation the rights
0010    // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
0011    // copies of the Software, and to permit persons to whom the Software is
0012    // furnished to do so, subject to the following conditions:
0013    //
0014    // The above copyright notice and this permission notice shall be included in
0015    // all copies or substantial portions of the Software.
0016    //
0017    // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0018    // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0019    // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
0020    // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0021    // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
0022    // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
0023    // THE SOFTWARE.
0024    //
0025    
0026    import Foundation
0027    
0028    public extension Array where Element: Decodable {
0029        
0030        /**
0031         Returns array of new instances created from provided JSON array
0032         
0033         Note: The returned array will have only models that successfully
0034         decoded
0035         
0036         :parameter: json Array of JSON representations of object
0037         */
0038        static func fromJSONArray(jsonArray: [JSON]) -> [Element] {
0039            var models: [Element] = []
0040            
0041            for json in jsonArray {
0042                let model = Element(json: json)
0043                
0044                if let model = model {
0045                    models.append(model)
0046                }
0047            }
0048            
0049            return models
0050        }
0051        
0052    }
0053    
0054    public extension Array where Element: Encodable {
0055        
0056        /**
0057         Objects encoded as JSON Array
0058         
0059         :returns: JSON array
0060         */
0061        func toJSONArray() -> [JSON]? {
0062            var jsonArray: [JSON] = []
0063            
0064            for json in self {
0065                if let json = json.toJSON() {
0066                    jsonArray.append(json)
0067                }
0068            }
0069            
0070            return jsonArray
0071        }
0072    }
0073    
0074