websocket-kit/Sources/WebSocketKit/WebSocket+Connect.swift at 21d1ad960f6b5ec2875ca06b0b0036e7b855820c · vapor/websocket-kit · GitHub

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import NIOHTTP1

extension WebSocket {
    public static func connect(
        to url: String,
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket, HTTPResponseHead) -> ()
    ) -> EventLoopFuture<Void> {
        guard let url = URL(string: url) else {
            return eventLoopGroup.next().makeFailedFuture(WebSocketClient.Error.invalidURL)
        }
        return self.connect(
            to: url,
            headers: headers,
            configuration: configuration,
            on: eventLoopGroup,
            onUpgrade: onUpgrade
        )
    }

    public static func connect(
        to url: String,
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket) -> ()
    ) -> EventLoopFuture<Void> {
        return self.connect(
            to: url,
            headers: headers,
            configuration: configuration,
            on: eventLoopGroup
        ) { (ws, _ ) in onUpgrade(ws) }
    }

    public static func connect(
        to url: URL,
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket, HTTPResponseHead) -> ()
    ) -> EventLoopFuture<Void> {
        let scheme = url.scheme ?? "ws"
        return self.connect(
            scheme: scheme,
            host: url.host ?? "localhost",
            port: url.port ?? (scheme == "wss" ? 443 : 80),
            path: url.path,
            headers: headers,
            configuration: configuration,
            on: eventLoopGroup,
            onUpgrade: onUpgrade
        )
    }

    public static func connect(
        to url: URL,
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket) -> ()
    ) -> EventLoopFuture<Void> {
        return self.connect(
            to: url,
            headers: headers,
            configuration: configuration,
            on: eventLoopGroup
        ) { (ws, _) in onUpgrade(ws) }
    }

    public static func connect(
        scheme: String = "ws",
        host: String,
        port: Int = 80,
        path: String = "/",
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket, HTTPResponseHead) -> ()
    ) -> EventLoopFuture<Void> {
        return WebSocketClient(
            eventLoopGroupProvider: .shared(eventLoopGroup),
            configuration: configuration
        ).connect(
            scheme: scheme,
            host: host,
            port: port,
            path: path,
            headers: headers,
            onUpgrade: onUpgrade
        )
    }

    public static func connect(
        scheme: String = "ws",
        host: String,
        port: Int = 80,
        path: String = "/",
        headers: HTTPHeaders = [:],
        configuration: WebSocketClient.Configuration = .init(),
        on eventLoopGroup: EventLoopGroup,
        onUpgrade: @escaping (WebSocket) -> ()
    ) -> EventLoopFuture<Void> {
        return self.connect(
            scheme: scheme,
            host: host,
            port: port,
            path: path,
            headers: headers,
            configuration: configuration,
            on: eventLoopGroup
        ) { (ws, _) in onUpgrade(ws) }
    }
}