import {
	UTSAndroid
} from "io.dcloud.uts";

import Toast from 'android.widget.Toast';
import AlertDialog from 'android.app.AlertDialog';
import DialogInterface from 'android.content.DialogInterface';
import EditText from 'android.widget.EditText';

export function showAlert(_title: string|null, _message: string|null, _result: (index: Number) => void) {
	// todo
	let uiRunable = new DialogUIRunnable(null,_title!,_message!,"",false);
	UTSAndroid.getUniActivity()!.runOnUiThread(uiRunable)
}


export function showPrompt(_title: string|null,_message: string|null,_placeholder: string|null, success: (content: string)=>void) {
	let uiRunable = new DialogUIRunnable(success,_title!,_message!,_placeholder!,true);
	UTSAndroid.getUniActivity()!.runOnUiThread(uiRunable)
}

/**
 * 用户输入对话框监听器
 */
class DialogListener extends DialogInterface.OnClickListener{
	
	inputET:EditText
	callback:UTSCallback
	
	constructor(et:EditText,cb:UTSCallback){
		super();
		this.callback = cb;
		this.inputET = et;
	}
	
	override onClick(_dialog:DialogInterface,_arg1:Int ):void {
		//数据获取
		let input = this.inputET.getText().toString()
		this.callback(input);
		Toast.makeText(UTSAndroid.getUniActivity(),input,
				Toast.LENGTH_LONG).show();
				
	}
}


/**
 * Dialog ui任务封装
 */
class DialogUIRunnable extends Runnable {

	callback:UTSCallback|null = null
	title: string
	message: string
	placeholder: string
	needInput:boolean
	
	constructor(success?:UTSCallback,title: string,message: string,placeholder: string,needInput:boolean){
		super();
		if(success != null){
			this.callback = success
		}
		
		this.title = title
		this.message = message
		this.placeholder = placeholder
		this.needInput = needInput
	}

    override run():void {
		
		if(this.needInput){
			let et = new EditText(UTSAndroid.getUniActivity());
			et.setText(this.placeholder);
			
			new AlertDialog.Builder(UTSAndroid.getUniActivity())
					.setTitle(this.title)
					.setMessage(this.message)
					.setIcon(android.R.drawable.ic_dialog_info).setView(et)
					.setPositiveButton("确定", new DialogListener(et,this.callback!))
					.setNegativeButton("取消", null).show();
		}else{
			new AlertDialog.Builder(UTSAndroid.getUniActivity())
					.setTitle(this.title)
					.setMessage(this.message)
					.setIcon(android.R.drawable.ic_dialog_info)
					.setNegativeButton("取消", null).show();
		}
		

    }
};