import Foundation
import Testing
import RemoteCore
@testable import SamsungProtocol

@Test func commandFramesContainExpectedClickProtocol() throws {
    let expected: [RemoteCommand: String] = [
        .up: "KEY_UP", .down: "KEY_DOWN", .left: "KEY_LEFT", .right: "KEY_RIGHT",
        .select: "KEY_ENTER", .back: "KEY_RETURN", .home: "KEY_HOME",
        .playPause: "KEY_PLAYPAUSE", .volumeUp: "KEY_VOLUP", .volumeDown: "KEY_VOLDOWN", .mute: "KEY_MUTE"
    ]
    for command in RemoteCommand.allCases {
        let frame = try #require(JSONSerialization.jsonObject(with: SamsungRemoteEncoder.clickFrame(for: command)) as? [String: Any])
        #expect(frame["method"] as? String == "ms.remote.control")
        let parameters = try #require(frame["params"] as? [String: String])
        #expect(parameters == ["Cmd": "Click", "DataOfCmd": expected[command]!, "Option": "false", "TypeOfRemote": "SendRemoteKey"])
    }
}

@Test func endpointEscapesTokenAndIdentifiesClient() throws {
    let token = "prototype+token /?&=#%"
    let url = try SamsungRemoteEncoder.endpoint(host: "192.0.2.10", token: token)
    let parts = try #require(URLComponents(url: url, resolvingAgainstBaseURL: false))
    #expect(parts.scheme == "wss")
    #expect(parts.port == 8002)
    #expect(parts.host == "192.0.2.10")
    #expect(parts.path == "/api/v2/channels/samsung.remote.control")
    #expect(parts.queryItems?.first(where: { $0.name == "token" })?.value == token)
    #expect(!url.absoluteString.contains("+"))
    let name = try #require(parts.queryItems?.first(where: { $0.name == "name" })?.value)
    #expect(Data(base64Encoded: name).flatMap { String(data: $0, encoding: .utf8) } == "Wristivo")
}

@Test func endpointOmitsAbsentTokenAndRejectsURLsAsHosts() throws {
    let url = try SamsungRemoteEncoder.endpoint(host: "tv.local")
    #expect(URLComponents(url: url, resolvingAgainstBaseURL: false)?.queryItems?.count == 1)
    for host in ["", "wss://tv.local", "tv.local:8002", "tv.local/path", "tv.local?token=oops", "user@tv.local", "tv local", "tv.local#x"] {
        #expect(throws: SamsungRemoteEncoder.EndpointError.self) { try SamsungRemoteEncoder.endpoint(host: host) }
    }
    #expect(try SamsungRemoteEncoder.endpoint(host: "[2001:db8::1]").port == 8002)
}