import Foundation
import Testing
@testable import MusubiCore

@Suite struct ModelTests {
    @Test func sceneRoundTripsThroughJSON() throws {
        let pgm = Source(ndiName: "ZOWIEBOX-PGM (PGM)")
        let mv = Source(ndiName: "ZOWIEBOX-MV (MV)")
        let scene = Scene(
            name: "OP-Live",
            control: MachineConfig(audio: [
                AudioAssignment(source: .ndi(name: pgm.ndiName), deviceUID: "MOTU-UID", deviceName: "M2", channel: 1, gainDB: -6),
                AudioAssignment(source: .input(uid: "POLY-UID", name: "Poly BT700"), deviceUID: "MOTU-UID", deviceName: "M2", channel: 0),
            ]),
            nodes: ["Mac mini von Samuel": MachineConfig(video: [
                VideoAssignment(screen: ScreenRef(name: "Field Monitor", index: 1), source: pgm),
                VideoAssignment(screen: ScreenRef(name: "HDMI TO USB", index: 0), source: mv),
            ])]
        )

        let data = try JSONEncoder().encode(scene)
        let decoded = try JSONDecoder().decode(Scene.self, from: data)

        #expect(decoded == scene)
    }

    @Test func audioKeyIgnoresSettings() {
        var a = AudioAssignment(source: .ndi(name: "X"), deviceUID: "D", deviceName: "M2", channel: 1)
        let key = a.key
        a.gainDB = -12
        a.muted = true
        #expect(a.key == key)
        #expect(key == "ndi:X→D#1")
    }

    @Test(arguments: [
        ("ZOWIEBOX-PGM (PGM)", "PGM"),
        ("MACBOOK (Test Pattern)", "Test Pattern"),
        ("NoParens", "NoParens"),
        ("EMPTY ()", "EMPTY ()"),
    ])
    func defaultLabelUsesStreamName(ndiName: String, expected: String) {
        #expect(Source.defaultLabel(for: ndiName) == expected)
    }
}