#nullable enable
using System;
using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using UnityEngine;
using UnityEngine.UIElements;
using UVC.UIToolkit;

/// <summary>
/// UTKStyleGuideSample의 Button 카테고리 Initialize 메서드들
/// </summary>
public partial class UTKStyleGuideSample
{
    #region Button Initializers

    private void InitializeCheckBoxSample(VisualElement root)
    {
        SetCodeSamples(root,
            csharpCode: @"// 기본 체크박스
var checkbox = new UTKCheckBox();
checkbox.Text = ""약관에 동의합니다"";
checkbox.OnValueChanged += (isChecked) => Debug.Log($""체크: {isChecked}"");

// 상태 설정
checkbox.IsChecked = true;
checkbox.IsIndeterminate = true; // 부분 선택 상태

// 생성자로 생성
var acceptCheckbox = new UTKCheckBox(""이메일 수신 동의"", true);

// 비활성화
checkbox.IsEnabled = false;

// 상태 확인
if (checkbox.IsChecked)
{
    Debug.Log(""체크되어 있습니다"");
}

// 토글
checkbox.IsChecked = !checkbox.IsChecked;",
            uxmlCode: @"<!-- 네임스페이스 선언 -->
<ui:UXML xmlns:utk=""UVC.UIToolkit"">

<!-- 기본 체크박스 -->
<utk:UTKCheckBox text=""이메일 수신 동의"" />

<!-- 기본값 체크됨 -->
<utk:UTKCheckBox text=""자동 로그인"" is-checked=""true"" />

<!-- 불확정 상태 -->
<utk:UTKCheckBox text=""부분 선택"" is-indeterminate=""true"" />

<!-- 비활성화 -->
<utk:UTKCheckBox text=""필수 동의"" is-enabled=""false"" is-checked=""true"" />

</ui:UXML>");
    }

    private void InitializeToggleSample(VisualElement root)
    {
        SetCodeSamples(root,
            csharpCode: @"// 기본 토글
var toggle = new UTKToggle();
toggle.label = ""알림 받기"";  // Unity Toggle의 label 프로퍼티 (소문자)
toggle.IsOn = true;
toggle.OnValueChanged += (isOn) => Debug.Log($""토글: {isOn}"");

// 생성자로 생성
var darkModeToggle = new UTKToggle(""다크 모드"");

// 상태 설정 (알림 없이)
toggle.SetOn(true, notify: false);

// 상태 설정 (알림 포함)
toggle.SetOn(false, notify: true);

// 비활성화
toggle.IsEnabled = false;

// 상태 확인
if (toggle.IsOn)
{
    Debug.Log(""켜져 있습니다"");
}",
            uxmlCode: @"<!-- 네임스페이스 선언 -->
<ui:UXML xmlns:utk=""UVC.UIToolkit"">

<!-- 기본 토글 -->
<utk:UTKToggle label=""다크 모드"" />

<!-- 기본값 켜짐 -->
<utk:UTKToggle label=""자동 저장"" is-on=""true"" />

<!-- 비활성화 (꺼짐) -->
<utk:UTKToggle label=""프리미엄 기능"" is-enabled=""false"" />

<!-- 비활성화 (켜짐) -->
<utk:UTKToggle label=""필수 기능"" is-on=""true"" is-enabled=""false"" />

</ui:UXML>");
    }

    private void InitializeRadioButtonSample(VisualElement root)
    {
        SetCodeSamples(root,
            csharpCode: @"// 라디오 버튼 그룹
var group = new RadioButtonGroup();
var radio1 = new UTKRadioButton { text = ""옵션 1"" };
var radio2 = new UTKRadioButton { text = ""옵션 2"" };
var radio3 = new UTKRadioButton { text = ""옵션 3"" };
group.Add(radio1);
group.Add(radio2);
group.Add(radio3);

// 선택 이벤트
radio1.OnValueChanged += (isSelected) =>
{
    if (isSelected) Debug.Log(""옵션 1 선택됨"");
};

// 생성자로 생성
var optionA = new UTKRadioButton(""옵션 A"");

// 프로그램으로 선택
radio2.SetChecked(true, notify: true);

// 비활성화
radio3.IsEnabled = false;

// 현재 선택 확인
if (radio1.IsChecked)
{
    Debug.Log(""라디오 1이 선택됨"");
}",
            uxmlCode: @"<!-- 네임스페이스 선언 -->
<ui:UXML xmlns:utk=""UVC.UIToolkit"">

<!-- 라디오 버튼 그룹 -->
<ui:RadioButtonGroup>
    <utk:UTKRadioButton text=""소형"" />
    <utk:UTKRadioButton text=""중형"" is-checked=""true"" />
    <utk:UTKRadioButton text=""대형"" />
</ui:RadioButtonGroup>

<!-- 비활성화 옵션 포함 -->
<ui:RadioButtonGroup>
    <utk:UTKRadioButton text=""옵션 A"" is-checked=""true"" />
    <utk:UTKRadioButton text=""옵션 B"" />
    <utk:UTKRadioButton text=""옵션 C"" />
    <utk:UTKRadioButton text=""비활성화"" is-enabled=""false"" />
</ui:RadioButtonGroup>

</ui:UXML>");
    }

    private void InitializeButtonSample(VisualElement root)
    {
        // Icon Only 버튼 추가
        var iconOnlyRow = root.Q<VisualElement>("icon-only-row");
        if (iconOnlyRow != null)
        {
            iconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.PlusOne, UTKButton.ButtonVariant.Primary) { IconOnly = true });
            iconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Edit, UTKButton.ButtonVariant.Normal) { IconOnly = true });
            iconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Close, UTKButton.ButtonVariant.Danger) { IconOnly = true });
            iconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Settings, UTKButton.ButtonVariant.OutlinePrimary) { IconOnly = true });
            iconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Cancel, UTKButton.ButtonVariant.Normal) { IconOnly = true });
        }

        // Ghost 버튼 아이콘 추가
        var ghostRow = root.Q<VisualElement>("ghost-row");
        if (ghostRow != null)
        {
            ghostRow.Add(new UTKButton("", UTKMaterialIcons.Settings, UTKButton.ButtonVariant.Ghost) { IconOnly = true });
        }

        // Text with icon 추가
        var textRow = root.Q<VisualElement>("text-row");
        if (textRow != null)
        {
            textRow.Add(new UTKButton("With Icon", UTKMaterialIcons.FlashOn, UTKButton.ButtonVariant.Text));
        }

        // Text Icon Only (Circle) 추가
        var textIconOnlyRow = root.Q<VisualElement>("text-icon-only-row");
        if (textIconOnlyRow != null)
        {
            textIconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Close, UTKButton.ButtonVariant.Text, 12) { IconOnly = true });
            textIconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Check, UTKButton.ButtonVariant.Text, 12) { IconOnly = true });
            textIconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Settings, UTKButton.ButtonVariant.Text, 12) { IconOnly = true });
            textIconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Edit, UTKButton.ButtonVariant.Text, 12) { IconOnly = true });
            textIconOnlyRow.Add(new UTKButton("", UTKMaterialIcons.Search, UTKButton.ButtonVariant.Text, 12) { IconOnly = true });
        }

        // C# 코드 샘플 설정
        SetCodeSamples(root,
            csharpCode: @"// 1. Filled Buttons (배경이 채워진 버튼)
var primaryBtn = new UTKButton(""Primary"", variant: ButtonVariant.Primary);
var normalBtn = new UTKButton(""Normal"", variant: ButtonVariant.Normal);
var dangerBtn = new UTKButton(""Danger"", variant: ButtonVariant.Danger);
primaryBtn.OnClicked += () => Debug.Log(""Primary 클릭!"");

// 2. Outline Buttons (외곽선 버튼)
var outlinePrimary = new UTKButton(""Outline Primary"", variant: ButtonVariant.OutlinePrimary);
var outlineNormal = new UTKButton(""Outline Normal"", variant: ButtonVariant.OutlineNormal);
var outlineDanger = new UTKButton(""Outline Danger"", variant: ButtonVariant.OutlineDanger);

// 3. Icon Only (아이콘만 표시)
var plusOneBtn = new UTKButton("""", UTKMaterialIcons.PlusOne, ButtonVariant.Primary) { IconOnly = true };
var editBtn = new UTKButton("""", UTKMaterialIcons.Edit, ButtonVariant.Normal) { IconOnly = true };
var closeBtn = new UTKButton("""", UTKMaterialIcons.Close, ButtonVariant.Danger) { IconOnly = true };

// 4. Ghost (반투명 배경)
var ghostBtn = new UTKButton(""Ghost"", variant: ButtonVariant.Ghost);
var ghostIconBtn = new UTKButton("""", UTKMaterialIcons.Settings, ButtonVariant.Ghost) { IconOnly = true };

// 5. Text (배경 없음)
var textOnlyBtn = new UTKButton(""Text Only"", variant: ButtonVariant.Text);
var linkStyleBtn = new UTKButton(""Link Style"", variant: ButtonVariant.Text);
var withIconBtn = new UTKButton(""With Icon"", UTKMaterialIcons.Bolt, ButtonVariant.Text);

// 6. Text Icon Only (Circle)
var circleBtn = new UTKButton("""", UTKMaterialIcons.Home, ButtonVariant.Text, 12) { IconOnly = true };

// 7. Disabled (비활성화)
var disabledBtn = new UTKButton(""Disabled"", variant: ButtonVariant.Primary);
disabledBtn.SetEnabled(false);

// 8. Action 사용 - 동기 작업
var saveBtn = new UTKButton(""저장"", UTKMaterialIcons.Save, ButtonVariant.Primary);
saveBtn.OnClicked += () => { Debug.Log(""저장 중...""); SaveData(); };

// Action 사용 - UniTask 비동기 작업
var loadBtn = new UTKButton(""로드"", UTKMaterialIcons.Download, ButtonVariant.Primary);
loadBtn.OnClicked += async () => {
    Debug.Log(""로딩 시작..."");
    await LoadDataAsync();
    Debug.Log(""로딩 완료!"");
};

// 9. 아이콘 설정 방법
var btn = new UTKButton(""설정"");
btn.SetMaterialIcon(UTKMaterialIcons.Settings);
btn.SetImageIcon(UTKImageIcons.BtnClose22);
await btn.SetMaterialIconAsync(UTKMaterialIcons.Search);
btn.IconSize = 24;
btn.ClearIcon();

// 10. 기타 속성
btn.Size = ButtonSize.Large;
btn.BackgroundColor = new Color(0.2f, 0.4f, 0.8f);
btn.BorderWidth = 2;
btn.Text = ""새로운 텍스트"";",
            uxmlCode: @"<!-- 네임스페이스 선언 -->
<ui:UXML xmlns:utk=""UVC.UIToolkit"">

<!-- 1. Filled Buttons -->
<utk:UTKButton text=""Primary"" variant=""Primary"" />
<utk:UTKButton text=""Normal"" variant=""Normal"" />
<utk:UTKButton text=""Danger"" variant=""Danger"" />

<!-- 2. Outline Buttons -->
<utk:UTKButton text=""Outline Primary"" variant=""OutlinePrimary"" />
<utk:UTKButton text=""Outline Normal"" variant=""OutlineNormal"" />
<utk:UTKButton text=""Outline Danger"" variant=""OutlineDanger"" />

<!-- 3. Icon Only -->
<utk:UTKButton icon=""close"" icon-only=""true"" variant=""Primary"" />
<utk:UTKButton icon=""settings"" icon-only=""true"" variant=""Normal"" />
<utk:UTKButton icon=""cancel"" icon-only=""true"" variant=""Danger"" />

<!-- 4. Ghost -->
<utk:UTKButton text=""Ghost"" variant=""Ghost"" />
<utk:UTKButton icon=""close"" icon-only=""true"" variant=""Ghost"" />

<!-- 5. Text -->
<utk:UTKButton text=""Text Only"" variant=""Text"" />
<utk:UTKButton text=""Link Style"" variant=""Text"" />
<utk:UTKButton text=""With Icon"" icon=""refresh"" variant=""Text"" />

<!-- 6. Text Icon Only (Circle) -->
<utk:UTKButton icon=""close"" icon-size=""12"" icon-only=""true"" variant=""Text"" />

<!-- 7. Disabled -->
<utk:UTKButton text=""Disabled"" variant=""Primary"" is-enabled=""false"" />
<utk:UTKButton text=""Disabled"" variant=""Normal"" is-enabled=""false"" />

<!-- 8. 크기 변형 -->
<utk:UTKButton text=""작은 버튼"" size=""Small"" />
<utk:UTKButton text=""큰 버튼"" size=""Large"" />

<!-- 9. 아이콘 크기 지정 -->
<utk:UTKButton icon=""close"" icon-size=""24"" icon-only=""true"" />

<!-- 10. 외곽선 굵기 -->
<utk:UTKButton text=""두꺼운 외곽선"" border-width=""2"" />

</ui:UXML>");
        
    }

    private void InitializeToggleButtonGroupSample(VisualElement root)
    {
        // Single Select
        var singleSelectRow = root.Q<VisualElement>("single-select-row");
        if (singleSelectRow != null)
        {
            var group1 = new UTKToggleButtonGroup();
            group1.AddButton("Option 1");
            group1.AddButton("Option 2");
            group1.AddButton("Option 3");
            singleSelectRow.Add(group1);
        }

        // Multi Select
        var multiSelectRow = root.Q<VisualElement>("multi-select-row");
        if (multiSelectRow != null)
        {
            var group2 = new UTKToggleButtonGroup { isMultipleSelection = true };
            group2.AddButton("A");
            group2.AddButton("B");
            group2.AddButton("C");
            group2.AddButton("D");
            multiSelectRow.Add(group2);
        }

        // Disabled
        var disabledRow = root.Q<VisualElement>("disabled-row");
        if (disabledRow != null)
        {
            var group3 = new UTKToggleButtonGroup { IsEnabled = false };
            group3.AddButton("Option 1");
            group3.AddButton("Option 2");
            group3.AddButton("Option 3");
            disabledRow.Add(group3);
        }

        SetCodeSamples(root,
            csharpCode: @"// Single Selection (기본)
var group1 = new UTKToggleButtonGroup();
group1.AddButton(""Option 1"");
group1.AddButton(""Option 2"");
group1.AddButton(""Option 3"");

// 선택 이벤트
group1.OnSelectionChanged += (indices) =>
{
    foreach (var index in indices)
    {
        Debug.Log($""선택된 버튼: {index}"");
    }
};

// Multiple Selection
var group2 = new UTKToggleButtonGroup { isMultipleSelection = true };
group2.AddButton(""A"");
group2.AddButton(""B"");
group2.AddButton(""C"");
group2.AddButton(""D"");

group2.OnSelectionChanged += (indices) =>
{
    Debug.Log($""토글된 버튼 수: {indices.Count()}"");
};

// 선택된 인덱스 가져오기 (Unity 기본 API)
var state = group1.value;
var buffer = new int[state.length];
var activeOptions = state.GetActiveOptions(buffer);

// Disabled
var group3 = new UTKToggleButtonGroup { IsEnabled = false };
group3.AddButton(""Option 1"");
group3.AddButton(""Option 2"");
group3.AddButton(""Option 3"");"   ,
            uxmlCode: @"<!-- UTKToggleButtonGroup은 동적 생성 권장 -->
<!-- C# 코드에서 AddButton으로 버튼 추가 -->

<!-- Single Selection 예시 -->
<utk:UTKToggleButtonGroup name=""toggle-group-1"" />

<!-- Multiple Selection 예시 -->
<utk:UTKToggleButtonGroup name=""toggle-group-2"" is-multiple-selection=""true"" />

<!-- Disabled -->
<utk:UTKToggleButtonGroup name=""toggle-group-3"" is-enabled=""false"" />");
    }

    private void InitializeImageToggleButtonSample(VisualElement root)
    {
        // Image Icon 행: UTKImageIcons 사용
        var imageIconRow = root.Q<VisualElement>("image-icon-row");
        if (imageIconRow != null)
        {
            var btn1 = new UTKImageToggleButton(
                onIcon:  UTKImageIcons.IconEye22x16,
                offIcon: UTKImageIcons.IconEyeClose22x16,
                iconSize: 16
            ) { Size = new Vector2Int(24, 24) };
            imageIconRow.Add(btn1);

            var btn2 = new UTKImageToggleButton(
                onIcon:  UTKImageIcons.IconEye22x16,
                offIcon: UTKImageIcons.IconEyeClose22x16,
                iconSize: 16
            ) { Size = new Vector2Int(24, 24) };
            btn2.SetOn(true, notify: false);
            imageIconRow.Add(btn2);
        }

        // Size 행
        var sizeRow = root.Q<VisualElement>("size-row");
        if (sizeRow != null)
        {
            sizeRow.Add(new UTKImageToggleButton(UTKMaterialIcons.FolderOpen, UTKMaterialIcons.Folder, 12) { Size = new Vector2Int(20, 20) });
            sizeRow.Add(new UTKImageToggleButton(UTKMaterialIcons.FolderOpen, UTKMaterialIcons.Folder, 20) { Size = new Vector2Int(28, 28) });
            sizeRow.Add(new UTKImageToggleButton(UTKMaterialIcons.FolderOpen, UTKMaterialIcons.Folder, 28) { Size = new Vector2Int(36, 36) });
        }

        SetCodeSamples(root,
            csharpCode: @"// Material Icon 사용 (자동 감지)
var btn = new UTKImageToggleButton(
    onIcon:   UTKMaterialIcons.FolderOpen,
    offIcon:  UTKMaterialIcons.Folder,
    iconSize: 20
);
btn.OnValueChanged += (isOn) => Debug.Log($""상태: {isOn}"");

// Image Icon 사용 (UTKImageIcons 상수 전달)
var btn2 = new UTKImageToggleButton(
    onIcon:  UTKImageIcons.IconEye22x16,
    offIcon: UTKImageIcons.IconEyeClose22x16,
    iconSize: 16
) { Size = new Vector2Int(24, 24) };

// 크기 지정
btn.Size = new Vector2Int(32, 32);

// 프로그래밍 방식 상태 변경 (알림 없이)
btn.SetOn(true, notify: false);

// 비활성화 (시각적 + 입력 차단)
btn.IsEnabled = false;

// 입력만 차단 (시각적 활성화 유지)
btn.IsInteractive = false;

// 상태 확인
if (btn.IsOn)
{
    Debug.Log(""On 상태"");
}",
            uxmlCode: @"<!-- 네임스페이스 선언 -->
<ui:UXML xmlns:utk=""UVC.UIToolkit"">

<!-- Material Icon (자동 감지) - Off 상태 -->
<utk:UTKImageToggleButton on-icon=""folder_open"" off-icon=""folder"" icon-size=""20"" />

<!-- Material Icon - On 상태 -->
<utk:UTKImageToggleButton on-icon=""visibility"" off-icon=""visibility_off"" icon-size=""20"" is-on=""true"" />

<!-- Disabled Off -->
<utk:UTKImageToggleButton on-icon=""folder_open"" off-icon=""folder"" icon-size=""20"" is-enabled=""false"" />

<!-- Disabled On -->
<utk:UTKImageToggleButton on-icon=""folder_open"" off-icon=""folder"" icon-size=""20"" is-on=""true"" is-enabled=""false"" />

<!-- Non-Interactive (입력만 차단) -->
<utk:UTKImageToggleButton on-icon=""folder_open"" off-icon=""folder"" icon-size=""20"" is-interactive=""false"" is-on=""true"" />

</ui:UXML>");
    }

    #endregion
}