Mode offline Cocoaheads

Transcript

1. CocoaHeads Mathieu Hausherr @mhausherr 1 https://www.youtube.com/watch?v=wc38XyAA43o
2. Mode offline Notre application fonctionne au niveau -5 d’un parking 2
11. X
15. X Version 0.0.1-alpha
17. 17 Plus jamais ça !
18. X Cache all requests if !isNetworkReachable && readFromCache(handler) { return } manager.request(baseURL + path, method: method, parameters: parameters, encoding: encoding) .validate() .responseJSON { response in switch response.result { case .failure(let error): self.readFromCache(handler) case .success: self.writeResponseToCache(response: response) } }
19. X Cache all requests if !isNetworkReachable && readFromCache(handler) { return } manager.request(baseURL + path, method: method, parameters: parameters, encoding: encoding) .validate() .responseJSON { response in switch response.result { case .failure(let error): self.readFromCache(handler) case .success: self.writeResponseToCache(response: response) } }
20. X Cache all requests if !isNetworkReachable && readFromCache(handler) { return } manager.request(baseURL + path, method: method, parameters: parameters, encoding: encoding) .validate() .responseJSON { response in switch response.result { case .failure(let error): self.readFromCache(handler) case .success: self.writeResponseToCache(response: response) } }
21. X Cache all requests if !isNetworkReachable && readFromCache(handler) { return } manager.request(baseURL + path, method: method, parameters: parameters, encoding: encoding) .validate() .responseJSON { response in switch response.result { case .failure(let error): self.readFromCache(handler) case .success: self.writeResponseToCache(response: response) } }
22. X Cache strategies switch cacheMode { case .standard: if !isNetworkReachable && readFromCache(handler) { return } case .forceCache: readFromCache(handler); return case .twoStepLoading: readFromCache(handler) }
23. X Cache strategies switch cacheMode { case .standard: if !isNetworkReachable && readFromCache(handler) { return } case .forceCache: readFromCache(handler); return case .twoStepLoading: readFromCache(handler) }
24. X Cache strategies switch cacheMode { case .standard: if !isNetworkReachable && readFromCache(handler) { return } case .forceCache: readFromCache(handler); return case .twoStepLoading: readFromCache(handler) }
25. X cache before call call cache after call standard forceCache noCache twoStepLoading
26. X Cache Swift func getData() -> Data? { try? Data(contentsOf: cacheURL) } func set(data: Data) { try? data.write(to: cacheURL, options: [.atomic]) } var isCacheStillValid: Bool { guard let attributes = try? FileManager.default.attributesOfItem(atPath: pathForCacheFile) else { return false } guard let modificationDate = attributes[FileAttributeKey.modificationDate] as? Date else { return false } return self.cacheDuration - modificationDate.timeIntervalSinceNow > 0 }
27. X Cache Swift func getData() -> Data? { try? Data(contentsOf: cacheURL) } func set(data: Data) { try? data.write(to: cacheURL, options: [.atomic]) } var isCacheStillValid: Bool { guard let attributes = try? FileManager.default.attributesOfItem(atPath: pathForCacheFile) else { return false } guard let modificationDate = attributes[FileAttributeKey.modificationDate] as? Date else { return false } return self.cacheDuration - modificationDate.timeIntervalSinceNow > 0 }
28. X
29. 29 Bien joué les gars !
30. X Version 1.0.0
32. X Déclaration la plus rapide possible, image avec sha256 POST /inspection [{
 "created_at": …,
 "zone_id": …,
 "image_hash": …
 }]
34. X Notifications silencieuses iOS <key>UIBackgroundModes</key> <array> <string>remote-notification</string> </array>
35. X Version 1.1.0
37. X
38. X
39. X
40. X Image cache Swift class ImageCache { var inMemoryCache: [URL: UIImage] = [:] func image(forURL url: URL) -> UIImage? { if let image = inMemoryCache[url] { return image } if let image = readImageFromCache(url) { inMemoryCache[urlString] = image; return image } else { return nil } } }
41. X Premiers retours utilisateurs
43. X
44. X
45. X
46. X Version 2.7.0
47. X 400 voitures 250 000 téléchargements
48. X Pour tester
49. 49 Merci