import LinearLayout from 'android.widget.LinearLayout';
import Context from 'android.content.Context'
import RelativeLayout from 'android.widget.RelativeLayout';
import ViewGroup from 'android.view.ViewGroup';
import View from 'android.view.View';
import { XLOADINGS_TYPE, XLOADINGS_TYPE_PRIVATE } from "../interface.uts"
import Color from 'android.graphics.Color';
import Gravity from 'android.view.Gravity';
import GradientDrawable from 'android.graphics.drawable.GradientDrawable';
import TextView from 'android.widget.TextView';
import Typeface from 'android.graphics.Typeface';
import TextUtils from 'android.text.TextUtils';
import Uri from 'android.net.Uri';
import ObjectAnimator from 'android.animation.ObjectAnimator';
import ValueAnimator from 'android.animation.ValueAnimator';
import TimeInterpolator from 'android.animation.TimeInterpolator';
import MotionEvent from 'android.view.MotionEvent';
import { hexToRgb } from "../libs/color.uts"
import { defaultConfig, configCover } from "../libs/config.uts"
import ViewPropertyAnimator from 'android.view.ViewPropertyAnimator';
import AccelerateDecelerateInterpolator from 'android.view.animation.AccelerateDecelerateInterpolator';
// #ifdef UNI-APP-X
import getCurrentPages from 'io.dcloud.uniapp.framework.getCurrentPages';
import onReady from 'io.dcloud.uniapp.framework.onReady';
import onUnload from 'io.dcloud.uniapp.framework.onUnload';
import onShow from 'io.dcloud.uniapp.framework.onShow';
// #endif

import AttributeSet from 'android.util.AttributeSet';
import R from 'android.R';
import Bundle from "android.os.Bundle";
import Dialog from "android.app.Dialog";
import WindowManager from "android.view.WindowManager";
import Window from "android.view.Window";
import ColorDrawable from "android.graphics.drawable.ColorDrawable";
let rotationAnimator:ObjectAnimator|null = null;
let maskDomId = 5894
function px2dp(n : number) : number {

	const mets = UTSAndroid.getAppContext()!.resources!.getDisplayMetrics()

	return mets.density * n
}
function setSpin(textView : TextView) {
	try {
		textView.clearAnimation();
	} catch (e) {
		//TODO handle the exception
	}
	let rotationStart = 0
	let rotation = 360
	let rotationSFD = 0.5
	if(rotationAnimator!=null){
		rotationAnimator!.cancel()
	}
	rotationAnimator = ObjectAnimator.ofFloat(textView, "rotation", rotationStart.toFloat(), rotation.toFloat());
	if(rotationAnimator==null) return;
	rotationAnimator!.setDuration(1000);
	class LinearInterpolator implements TimeInterpolator {
		override  getInterpolation(input : Float) : Float {
			return input;
		}
	}
	rotationAnimator!.setInterpolator(new LinearInterpolator());
	rotationAnimator!.setRepeatCount(ValueAnimator.INFINITE);
	rotationAnimator!.start();
}
let dialogModal : FullScreenDialogFragment | null = null;
class FullScreenDialogFragment extends Dialog {
	private mContext : Context;
	private opts : XLOADINGS_TYPE|null = null;
	private maskeDom:RelativeLayout|null = null;
	constructor(context : Context, optsOwer : XLOADINGS_TYPE|null) {
		super(context,R.style.Theme_Translucent_NoTitleBar_Fullscreen);
		this.mContext = context;
		this.opts = optsOwer
	}
	override onCreate(savedInstanceState ?: Bundle) {
		super.onCreate(savedInstanceState)
		this.requestWindowFeature(Window.FEATURE_NO_TITLE)
		// 禁止按键返回及侧滑返回.
		this.setCancelable(false)
		this.maskeDom = _createToastView(this.getContext(),this.window!.decorView! as ViewGroup,this.opts)
		// 设置窗口属性
		let window = this.getWindow();
		if (window != null) {
			// 首先设置全屏标志
			window.setFlags(
				WindowManager.LayoutParams.FLAG_FULLSCREEN,
				WindowManager.LayoutParams.FLAG_FULLSCREEN
			);
		
			// 设置布局参数为全屏
			window.setLayout(
				WindowManager.LayoutParams.MATCH_PARENT,
				WindowManager.LayoutParams.MATCH_PARENT
			);
		
			// 设置背景透明
			window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
		
			window.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);
			window.setGravity(Gravity.CENTER);
		
			// 完整的沉浸式设置
			let decorView = window.getDecorView();
			let option = View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_STABLE
			decorView.setSystemUiVisibility(option);
			window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS)
			window.setStatusBarColor(Color.TRANSPARENT)
			window.setNavigationBarColor(Color.TRANSPARENT)
			window.setType(WindowManager.LayoutParams.TYPE_APPLICATION_PANEL)
		}
		
	}
	override dismiss(){
		super.dismiss()
		this.maskeDom = null;
		dialogModal = null;
	}

}


export function hideXloading() {
	UTSAndroid.getDispatcher("main").async(function (_) {
		dialogModal?.dismiss()
		dialogModal = null;
		rotationAnimator?.cancel()
		rotationAnimator = null;
	})
}

function _createToastView(context : Context, decorView : ViewGroup, opts : XLOADINGS_TYPE|null):RelativeLayout{

	let realopts = opts == null ? ({} as XLOADINGS_TYPE) : (opts!)
	let config = configCover(realopts)
	let rmbgColor = hexToRgb(config.maskBgColor);
	let textColor = hexToRgb(config.iconColor);
	let wrapColor = hexToRgb(config.contentBgColor);
	let titleColorRgb = hexToRgb(config.titleColor);
	
	let mbgColor = rmbgColor == null ? Color.parseColor(config.maskBgColor) : Color.argb((rmbgColor!.a * 255).toInt(), rmbgColor!.r.toInt(), rmbgColor!.g.toInt(), rmbgColor!.b.toInt())
	let fontColor = textColor == null ? Color.parseColor(config.iconColor) : Color.argb((textColor!.a * 255).toInt(), textColor!.r.toInt(), textColor!.g.toInt(), textColor!.b.toInt())
	let contentColor = rmbgColor == null ? Color.parseColor(config.contentBgColor) : Color.argb((wrapColor!.a * 255).toInt(), wrapColor!.r.toInt(), wrapColor!.g.toInt(), wrapColor!.b.toInt())
	let titleColor = titleColorRgb == null ? Color.parseColor(config.titleColor) : Color.argb((titleColorRgb!.a * 255).toInt(), titleColorRgb!.r.toInt(), titleColorRgb!.g.toInt(), titleColorRgb!.b.toInt())

	let maskerDom = new RelativeLayout(context)
	
	class MaskerDomClickListsner extends View.OnTouchListener {
		constructor() {
			super();
		}
		override onTouch(view : View, event : MotionEvent) : Boolean {
			// 阻止事件向下传递。
			return true;
		}
	}
	maskerDom.setAlpha((0).toFloat())
	maskerDom.setOnTouchListener(new MaskerDomClickListsner())
	
	let maskerDomLayrPrams = new LinearLayout.LayoutParams(
		ViewGroup.LayoutParams.MATCH_PARENT,
		ViewGroup.LayoutParams.MATCH_PARENT
	)
	maskerDom.setLayoutParams(maskerDomLayrPrams)
	maskerDom.setBackgroundColor(mbgColor)
	
	
	maskerDom.setGravity(Gravity.CENTER)
	maskerDom.setId((maskDomId).toInt())
	let contentWrapDiv = new LinearLayout(context);
	// 设置圆角背景
	let bg = new GradientDrawable()
	bg.setColor(contentColor)
	bg.setCornerRadius((px2dp(16)).toFloat())
	contentWrapDiv.setBackground(bg)
	// contentWrapDiv.setBackgroundColor(Color.parseColor(config.contentBgColor))
	let wpx = px2dp(config.size).toInt();
	let contentLays = new LinearLayout.LayoutParams(wpx,ViewGroup.LayoutParams.WRAP_CONTENT);
		
	contentWrapDiv.setLayoutParams(contentLays)
	contentWrapDiv.setMinimumHeight(wpx)
	let wpadingx = px2dp(16).toInt();
	contentWrapDiv.setPadding(wpadingx, wpadingx, wpadingx, wpadingx)
	contentWrapDiv.setGravity(Gravity.CENTER)
	contentWrapDiv.setOrientation(LinearLayout.VERTICAL)
	
	// 创建图标。
	let iconDiv = new TextView(context)
	// iconDiv.setLineHeight(1)
	iconDiv.setTextColor(fontColor)
	let assetManager = context!.getAssets();
	let typeface = Typeface.createFromAsset(assetManager, "remixicon.ttf")
	iconDiv.setTypeface(typeface)
	iconDiv.setGravity(Gravity.CENTER)
	iconDiv.setTextSize(config.iconSize.toFloat())
	if (!TextUtils.isEmpty(config.iconCode)) {
		let codePoint = Integer.parseInt(config.iconCode, 16);
		let charArray = Character.toChars(codePoint);
		let text = new String(charArray);
		iconDiv.setText(text);
	}
	setSpin(iconDiv)
	
	
	
	
	contentWrapDiv.addView(iconDiv)
	
	if (config.title != "") {
		// 添加一个title
		let titleDiv = new TextView(context)
		titleDiv.setText(config.title)
		titleDiv.setTextSize((config.titleSize).toFloat())
		titleDiv.setTextColor(titleColor)
		titleDiv.setGravity(Gravity.CENTER)
		contentWrapDiv.addView(titleDiv)
	}
	
	maskerDom.addView(contentWrapDiv)
	
	decorView.addView(maskerDom!)
	
	try {
		let s0 = (0).toFloat()
		let s1 = (1).toFloat()
		contentWrapDiv.setAlpha(s0)
		contentWrapDiv.setScaleX(s0)
		contentWrapDiv.setScaleY(s0)
		
		// 遮罩渐变
		const maskAni = maskerDom.animate() as ViewPropertyAnimator;
		maskAni.alpha(s1)
		.setDuration(300)
		.setInterpolator(AccelerateDecelerateInterpolator())
		.start()
		
		let ani = contentWrapDiv.animate() as ViewPropertyAnimator;
		ani.alpha(s1)
			.scaleX(s1)
			.scaleY(s1)
			.setDuration(300)
			.setInterpolator(AccelerateDecelerateInterpolator())
			.start()
	} catch (e) {
		//TODO handle the exception
	}
	
	return maskerDom;
}
function _showLoading_(opts : XLOADINGS_TYPE | null) {
	dialogModal = new FullScreenDialogFragment(UTSAndroid.getUniActivity()!,opts)
	UTSAndroid.getDispatcher("main").async(function (_) {
		dialogModal?.show()
	})
}

export function showLoading(opts : XLOADINGS_TYPE | null) {
	dialogModal?.dismiss()
	const pages = getCurrentPages();
	if (pages.length > 0) {
		const page = pages[pages.length - 1].vm!
		const instance = page.$
		if (page.$isReady) {
			_showLoading_(opts)
		} else {
			hideXloading()
		}
		onUnload(() => {
			hideXloading()
		}, instance)
	}else{
		_showLoading_(opts)
	}
}