// Copyright (c) 2026 Storm Dragon
// SPDX-License-Identifier: GPL-3.0-or-later

package preferences

import (
	"testing"

	"git.stormux.org/storm/fenrir/internal/config"
	"git.stormux.org/storm/fenrir/internal/interaction"
)

func focus_setting(t *testing.T, session *interaction.Session, id string) {
	t.Helper()
	for range 100 {
		if control, ok := session.Focused_control(); ok && control.ID == id {
			return
		}
		session.Handle(interaction.Key{Name: "tab"})
	}
	t.Fatal("control not reachable", id)
}

func TestHardwareControlsUpdateImmediatelyAndKeepDraftEdits(t *testing.T) {
	base := config.Defaults()
	session, err := New_session(base, nil)
	if err != nil {
		t.Fatal(err)
	}
	previous := base
	discovery := Discovery{Driver: "speech-dispatcher"}
	for _, path := range []string{"presentation.speech.hardware_device", "presentation.speech.hardware_baud_rate", "presentation.speech.test"} {
		if !session.Values()[path].Hidden {
			t.Fatal("hardware control initially visible", path)
		}
	}
	focus_setting(t, session, "speech.driver")
	session.Handle(interaction.Key{Name: "down"})
	if !discovery.Refresh_speech(session, &previous) {
		t.Fatal("driver change not detected")
	}
	if control, _ := session.Focused_control(); control.ID != "speech.driver" {
		t.Fatal("driver change moved focus", control)
	}
	focus_setting(t, session, "speech.hardware_device")
	session.Handle(interaction.Key{Text: "/dev/fixture-synth"})
	focus_setting(t, session, "speech.hardware_baud_rate")
	session.Handle(interaction.Key{Name: "end"})
	draft, err := Settings(session, base)
	if err != nil || draft.Presentation.Speech.HardwareDevice != "/dev/fixture-synth" || draft.Presentation.Speech.HardwareBaudRate != 115200 {
		t.Fatal(draft, err)
	}
	focus_setting(t, session, "speech.driver")
	session.Handle(interaction.Key{Name: "down"})
	discovery.Refresh_speech(session, &previous)
	for _, path := range []string{"presentation.speech.hardware_device", "presentation.speech.hardware_baud_rate", "presentation.speech.module", "presentation.speech.language", "presentation.speech.voice"} {
		if !session.Values()[path].Hidden {
			t.Fatal("irrelevant USB control visible", path)
		}
	}
	if session.Values()["presentation.speech.test"].Hidden {
		t.Fatal("USB test button hidden")
	}
	session.Handle(interaction.Key{Name: "up"})
	discovery.Refresh_speech(session, &previous)
	draft, err = Settings(session, base)
	if err != nil || draft.Presentation.Speech.HardwareDevice != "/dev/fixture-synth" || draft.Presentation.Speech.HardwareBaudRate != 115200 {
		t.Fatal("driver round trip lost edits", draft, err)
	}
	session.Handle(interaction.Key{Name: "home"})
	discovery.Refresh_speech(session, &previous)
	if !session.Values()["presentation.speech.test"].Hidden || session.Values()["presentation.speech.module"].Hidden {
		t.Fatal("Speech Dispatcher controls not restored")
	}
}

func TestEveryHardwareFormCanSavePortAndTypedBaud(t *testing.T) {
	for _, driver := range []string{"dectalk", "dectalk-usb", "litetalk", "doubletalk", "tripletalk"} {
		base := config.Defaults()
		base.Presentation.Speech.Driver = driver
		base.Presentation.Speech.HardwareDevice = "/dev/fixture-original"
		session, err := New_session(base, nil)
		if err != nil {
			t.Fatal(err)
		}
		if driver != "dectalk-usb" {
			focus_setting(t, session, "speech.hardware_device")
			session.Handle(interaction.Key{Ctrl: true, Text: "a"})
			session.Handle(interaction.Key{Text: "/dev/fixture-updated"})
			focus_setting(t, session, "speech.hardware_baud_rate")
			session.Handle(interaction.Key{Name: "home"})
			session.Handle(interaction.Key{Name: "down"})
		}
		draft, err := Settings(session, base)
		if err != nil {
			t.Fatal(driver, err)
		}
		if driver != "dectalk-usb" && (draft.Presentation.Speech.HardwareDevice != "/dev/fixture-updated" || draft.Presentation.Speech.HardwareBaudRate != 1200) {
			t.Fatal(draft)
		}
		if !session.Values()["presentation.speech.module"].Hidden {
			t.Fatal("dispatcher control exposed", driver)
		}
		if base.Presentation.Speech.HardwareDevice != "/dev/fixture-original" {
			t.Fatal("base mutated")
		}
	}
}