Files
SlackKit/Sources/SlackKit.swift
T
2018-02-18 22:46:32 -05:00

124 lines
4.6 KiB
Swift

//
// SlackKit.swift
//
// Copyright © 2017 Peter Zignego. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import Foundation
@_exported import SKClient
@_exported import SKCore
@_exported import SKRTMAPI
@_exported import SKServer
@_exported import SKWebAPI
public final class SlackKit: RTMAdapter {
public typealias EventClosure = (Event, ClientConnection?) -> Void
internal typealias TypedEvent = (EventType, EventClosure)
internal var callbacks = [TypedEvent]()
internal(set) public var server: SKServer?
internal(set) public var clients: [String: ClientConnection] = [:]
/// Return the `SKRTMAPI` instance of the first client
public var rtm: SKRTMAPI? {
return clients.values.first?.rtm
}
/// Return the `WebAPI` instance of the first client
public var webAPI: WebAPI? {
return clients.values.first?.webAPI
}
public init() {}
public func addWebAPIAccessWithToken(_ token: String) {
let webAPI = WebAPI(token: token)
if let clientConnection = clients[token] {
clientConnection.webAPI = webAPI
} else {
clients[token] = ClientConnection(client: nil, rtm: nil, webAPI: webAPI)
}
}
public func addRTMBotWithAPIToken(
_ token: String,
client: Client? = Client(),
options: RTMOptions = RTMOptions(),
rtm: RTMWebSocket? = nil
) {
let rtm = SKRTMAPI(withAPIToken: token, options: options, rtm: rtm)
rtm.adapter = self
if let clientConnection = clients[token] {
clientConnection.rtm = rtm
} else {
clients[token] = ClientConnection(client: client, rtm: rtm, webAPI: nil)
}
clients[token]?.rtm?.connect()
}
public func addServer(_ server: SlackKitServer? = nil, responder: SlackKitResponder? = nil, oauth: OAuthConfig? = nil) {
var responder: SlackKitResponder = responder ?? SlackKitResponder(routes: [])
if let oauth = oauth {
responder.routes.append(oauthRequestRoute(config: oauth))
}
self.server = SKServer(server: server, responder: responder)
self.server?.start()
}
private func oauthRequestRoute(config: OAuthConfig) -> RequestRoute {
let oauth = OAuthMiddleware(config: config) { authorization in
// User
if let token = authorization.accessToken {
self.addWebAPIAccessWithToken(token)
}
// Bot User
if let token = authorization.bot?.botToken {
self.addRTMBotWithAPIToken(token)
}
}
return RequestRoute(path: "/oauth", middleware: oauth)
}
// MARK: - RTM Adapter
public func initialSetup(json: [String: Any], instance: SKRTMAPI) {
clients[instance.token]?.client?.initialSetup(JSON: json)
}
public func notificationForEvent(_ event: Event, type: EventType, instance: SKRTMAPI) {
let clientConnection = clients[instance.token]
clientConnection?.client?.notificationForEvent(event, type: type)
executeCallbackForEvent(event, type: type, clientConnection: clientConnection)
}
public func connectionClosed(with error: Error, instance: SKRTMAPI) {}
// MARK: - Callbacks
public func notificationForEvent(_ type: EventType, event: @escaping EventClosure) {
callbacks.append((type, event))
}
private func executeCallbackForEvent(_ event: Event, type: EventType, clientConnection: ClientConnection?) {
let cbs = callbacks.filter {$0.0 == type}
for callback in cbs {
callback.1(event, clientConnection)
}
}
}