// Cthulhu screen reader.
// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation, either version 3 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// You should have received a copy of the GNU General Public License along with
// this program. If not, see <https://www.gnu.org/licenses/gpl-3.0.html>.

package config

import (
	"git.stormux.org/storm/cthulhu/internal/input"
)

func cloneSettings(settings Settings) Settings {
	settings.Wine.ExcludedPrograms = append([]string(nil), settings.Wine.ExcludedPrograms...)
	settings.SpeechInterruption.Keys = append([]string(nil), settings.SpeechInterruption.Keys...)
	settings.KeyBindings = input.CloneBindingOverrides(settings.KeyBindings)
	settings.CthulhuModifierKeys = append([]string(nil), settings.CthulhuModifierKeys...)
	settings.Pronunciations = append([]PronunciationEntry(nil), settings.Pronunciations...)
	settings.TextAttributes.Choices = append([]TextAttributeChoice(nil), settings.TextAttributes.Choices...)
	settings.DefaultVoice = cloneVoice(settings.DefaultVoice)
	settings.UppercaseVoice = cloneVoice(settings.UppercaseVoice)
	settings.HyperlinkVoice = cloneVoice(settings.HyperlinkVoice)
	settings.SystemVoice = cloneVoice(settings.SystemVoice)
	settings.EchoVoice = cloneVoice(settings.EchoVoice)
	return settings
}

func cloneVoice(voice Voice) Voice {
	clone := voice
	if voice.Rate != nil {
		value := *voice.Rate
		clone.Rate = &value
	}
	if voice.AveragePitch != nil {
		value := *voice.AveragePitch
		clone.AveragePitch = &value
	}
	if voice.Gain != nil {
		value := *voice.Gain
		clone.Gain = &value
	}
	if voice.Family != nil {
		family := *voice.Family
		clone.Family = &family
	}
	return clone
}