using MU3.CustomUI;
using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

namespace MU3.TestMode;

class patch_TestModeObject: TestModeObject {
    private List<MU3Text> _titleList;
    private List<ItemText> _itemList;

    protected override void initializeParamater() {
        if(_font != null) {
            _defaultFont = _font;
        }
        _canvasSize = new Vector2(Screen.width, Screen.height);

        CanvasScaler canvasScaler = Utility.findParentRecursive<CanvasScaler>(transform);
        canvasScaler.uiScaleMode = CanvasScaler.ScaleMode.ConstantPixelSize;
        canvasScaler.enabled = true;
        canvasScaler.scaleFactor = scaleCorrection();

        _topPositionY = _canvasSize.y * (1f - _topMargin);
        _labelPositionX = _canvasSize.x * _leftMargin;
        _labelSizeX = _canvasSize.x * _labelWidth;
        _labelFullSizeX = _canvasSize.x * (1f - _leftMargin - _rightMargin);
        _valuePositionX = _canvasSize.x * (_leftMargin + _labelWidth);
        _valueSizeX = _canvasSize.x * (1f - _leftMargin - _rightMargin - _labelWidth);
    }

    protected extern void orig_createTitle();
    protected override void createTitle() {
        orig_createTitle();

        float num = _canvasSize.y * (1f - _topMargin);
        foreach(var title in _titleList) {
            title.transform.position = new Vector3(title.transform.position.x, num, 0f);
            num -= 36f * scaleCorrection();
        }
    }

    protected extern void orig_createItems();
    protected override void createItems() {
        orig_createItems();

        for(int i = 0; i < _itemNum; i++) {
            float y = _topPositionY - (float)((i + _itemTopLine) * 36f * scaleCorrection());
            var item = _itemList[i];
            item.labelText.transform.position = new Vector3(item.labelText.transform.position.x, y, 0f);
            foreach(var value in item.valueTextList) {
                value.transform.position = new Vector3(value.transform.position.x, y);
            }
        }
    }

    protected extern void orig_createInstruction();
    protected new void createInstruction() {
        orig_createInstruction();

        float y = _canvasSize.y * _bottomMargin + 36f * scaleCorrection();
        _instructionText.transform.position = new Vector3(_instructionText.transform.position.x, y, 0f);
    }

    protected extern MU3Text orig_makeText();
    protected new MU3Text makeText() {
        var mU3Text = orig_makeText();

        if(Screen.height < 1920.0f - float.Epsilon) {
            mU3Text.fontSize = (int)Math.Round(32 * ppiCorrection());
        } else {
            mU3Text.fontSize = 32;
        }

        return mU3Text;
    }

    protected float scaleCorrection() {
        return Screen.height / 1920.0f;
    }

    protected float ppiCorrection() {
        return Mathf.Sqrt(scaleCorrection());
    }

    public new void changeTextLayoutHorizontal(MU3Text text, float left, float width) {
        RectTransform rectTransform = text.transform as RectTransform;
        Vector3 position = rectTransform.transform.position;
        Vector2 sizeDelta = rectTransform.sizeDelta;
        position.x = 1080f * left;
        sizeDelta.x = 1080f * width;
        rectTransform.transform.position = position;
        rectTransform.sizeDelta = sizeDelta;
    }
}