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Merge pull request ZekeSnider#28 from ZekeSnider/zeke.http-server
Add REST API
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| import Foundation | ||
| import Telegraph | ||
| import JaredFramework | ||
|
|
||
| class JaredWebServer: NSObject { | ||
| static var DEFAULT_PORT = 3000 | ||
| var defaults: UserDefaults! | ||
| var server: Server! | ||
| var port: Int! | ||
|
|
||
| override init() { | ||
| super.init() | ||
| defaults = UserDefaults.standard | ||
| server = Server() | ||
| server.route(.POST, "message", JaredWebServer.handleMessageRequest) | ||
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|
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| port = assignPort() | ||
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| defaults.addObserver(self, forKeyPath: "RestApiIsDisabled", options: .new, context: nil) | ||
| updateServerState() | ||
| } | ||
|
|
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| deinit { | ||
| UserDefaults.standard.removeObserver(self, forKeyPath: "JaredIsDisabled") | ||
| } | ||
|
|
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| // Attempt to pull the port number from the config | ||
| func assignPort() -> Int { | ||
| let filemanager = FileManager.default | ||
| let appsupport = filemanager.urls(for: .applicationSupportDirectory, in: .userDomainMask)[0] | ||
| let supportDir = appsupport.appendingPathComponent("Jared") | ||
| let configPath = supportDir.appendingPathComponent("config.json") | ||
| do { | ||
| // If config file does not exist, use default port | ||
| guard filemanager.fileExists(atPath: configPath.path) else { | ||
| return JaredWebServer.DEFAULT_PORT | ||
| } | ||
|
|
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| //Read the JSON config file | ||
| let jsonData = try! NSData(contentsOfFile: supportDir.appendingPathComponent("config.json").path, options: .mappedIfSafe) | ||
|
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| // If the JSON format is not as expected at all, use the default port | ||
| guard let jsonResult = try? JSONSerialization.jsonObject(with: jsonData as Data, options: JSONSerialization.ReadingOptions.mutableContainers) as? [String:AnyObject] else { | ||
| return JaredWebServer.DEFAULT_PORT | ||
| } | ||
|
|
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| guard let serverConfig = jsonResult?["webserver"] as? [String : AnyObject] else { | ||
| return JaredWebServer.DEFAULT_PORT | ||
| } | ||
|
|
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| guard let configPort = serverConfig["port"] as? NSNumber else { | ||
| return JaredWebServer.DEFAULT_PORT | ||
| } | ||
|
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| return Int(truncating: configPort) | ||
| } | ||
| } | ||
|
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| override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) { | ||
| if (keyPath == "RestApiIsDisabled") { | ||
| updateServerState() | ||
| } | ||
| } | ||
|
|
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| func updateServerState() { | ||
| if (defaults.bool(forKey: "RestApiIsDisabled")) { | ||
| stop() | ||
| } else { | ||
| start() | ||
| } | ||
| } | ||
|
|
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| func start() { | ||
| try? server.start(port: port) | ||
| } | ||
|
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| func stop() { | ||
| server.stop() | ||
| } | ||
|
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| static func handleMessageRequest(request: HTTPRequest) -> HTTPResponse { | ||
| // Attempt to decode the request body to the MessageRequest struct | ||
| do { | ||
| let parsedBody = try JSONDecoder().decode(MessageRequest.self, from: request.body) | ||
|
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| if let textBody = parsedBody.body as? TextBody { | ||
| Jared.Send(textBody.message, to: parsedBody.recipient) | ||
| return HTTPResponse() | ||
| } | ||
| else { | ||
| return HTTPResponse(HTTPStatus(code: 400, phrase: "Bad Request"), headers: HTTPHeaders(), content: "Image body types are not supported yet.") | ||
| } | ||
| } catch { | ||
| return HTTPResponse(HTTPStatus(code: 400, phrase: "Bad Request"), headers: HTTPHeaders(), content: error.localizedDescription) | ||
| } | ||
| } | ||
| } | ||
|
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||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| // | ||
| // MessageRequest.swift | ||
| // Jared | ||
| // | ||
| // Created by Zeke Snider on 12/28/19. | ||
| // Copyright © 2019 Zeke Snider. All rights reserved. | ||
| // | ||
|
|
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| import Foundation | ||
| import JaredFramework | ||
|
|
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| // Struct that defines what parameters are accepted in requests | ||
| public struct MessageRequest: Decodable { | ||
| public var body: MessageBody | ||
| public var recipient: RecipientEntity | ||
|
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| enum CodingKeys : String, CodingKey { | ||
| case body | ||
| case recipient | ||
| } | ||
|
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| enum ParameterError: Error { | ||
| case runtimeError(String) | ||
| } | ||
|
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| public init(from decoder: Decoder) throws { | ||
| let container = try decoder.container(keyedBy: CodingKeys.self) | ||
|
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| if let textBody = try? container.decode(TextBody.self, forKey: .body) { | ||
| self.body = textBody | ||
| } else if let imageBody = try? container.decode(ImageBody.self, forKey: .body) { | ||
| self.body = imageBody | ||
| } else { | ||
| throw ParameterError.runtimeError("the body parameter is incorrectly formatted") | ||
| } | ||
|
|
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| if let person = try? container.decode(Person.self, forKey: .recipient) { | ||
| self.recipient = person | ||
| } else if let group = try? container.decode(Group.self, forKey: .recipient) { | ||
| self.recipient = group | ||
| } else { | ||
| throw ParameterError.runtimeError("the recipient parameter is incorrectly formatted") | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -2,5 +2,8 @@ | |
| "routes": { | ||
| }, | ||
| "webhooks": [ | ||
| ] | ||
| ], | ||
| "webserver": { | ||
| "port": 3000 | ||
| } | ||
| } | ||
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