import 'dart:typed_data';
import 'dart:ui';

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get.dart';
import 'package:widgets/ext/ex_widget.dart';
import 'package:cs_resources/constants/color_constants.dart';
import 'package:widgets/my_text_view.dart';
import 'package:widgets/widget_export.dart';

/**
 * 签到签出的签名弹窗
 */
class AttendanceSignInOut extends StatelessWidget {
  VoidCallback? cancelAction;
  void Function(ByteData byteData)? confirmAction;

  //签名版配置
  HandSignatureControl handSignatureControl = HandSignatureControl(
    threshold: 3.0,
    smoothRatio: 200 / 240,
    velocityRange: 2.0,
  );

  AttendanceSignInOut({this.cancelAction, this.confirmAction});

  @override
  Widget build(BuildContext context) {
    return Container(
      width: 283,
      height: 320,
      decoration: BoxDecoration(
        color: Colors.white, // 设置背景颜色
        borderRadius: BorderRadius.circular(15), // 设置圆角
      ),
      child: Column(
        children: [
          MyTextView(
            "Sign Here".tr,
            fontSize: 19,
            isFontMedium: true,
            textColor: ColorConstants.black,
            marginTop: 15,
            marginBottom: 12,
          ),

          Stack(
            children: [
              //签名
              Center(
                child: Container(
                  width: 240,
                  height: 200,
                  color: Color(0XFFF0F0F0),
                  child: HandSignature(
                    control: handSignatureControl,
                    color: ColorConstants.black404A5B,
                    width: 1.0,
                    maxWidth: 3.5,
                    type: SignatureDrawType.shape,
                  ),
                ),
              ),

              //清除签名
              Align(
                alignment: Alignment.bottomLeft,
                child: MyTextView(
                  "Clean".tr,
                  fontSize: 12,
                  textColor: ColorConstants.white,
                  cornerRadius: 10.37,
                  backgroundColor: Color(0XFFFFBB1B),
                  paddingTop: 4,
                  paddingBottom: 4,
                  paddingLeft: 11,
                  paddingRight: 11,
                  margin: 10,
                  onClick: () {
                    handSignatureControl.clear();
                  },
                ),
              ),
            ],
          ).constrained(
            width: 240,
            height: 200,
          ),

          Container(
            color: Color(0XFFCECECE),
            height: 0.5,
            margin: EdgeInsets.only(top: 18),
          ),

          //Buttons
          Row(
            children: [
              Expanded(
                  flex: 1,
                  child: InkWell(
                    onTap: () {
                      onCancel();
                      cancelAction?.call();
                    },
                    child: MyTextView(
                      "Cancel".tr,
                      fontSize: 17.5,
                      isFontMedium: true,
                      textAlign: TextAlign.center,
                      textColor: Color(0XFF0085C4),
                      cornerRadius: 3,
                      borderWidth: 1,
                    ),
                  )),
              Container(
                color: Color(0XFFCECECE),
                width: 0.5,
              ),
              Expanded(
                  flex: 1,
                  child: InkWell(
                    onTap: () async {
                      //签名数据
                      var byteData = await handSignatureControl.toImage(
                        format: ImageByteFormat.png,
                        border: 0,
                        width: 240,
                        height: 200,
                        background: Colors.white,
                      ) as ByteData;

                      onCancel();
                      confirmAction?.call(byteData);
                    },
                    child: MyTextView(
                      "Confirm".tr,
                      marginLeft: 10,
                      fontSize: 17.5,
                      isFontMedium: true,
                      textAlign: TextAlign.center,
                      textColor: Color(0XFF0085C4),
                      cornerRadius: 3,
                    ),
                  )),
            ],
          ).expanded(),
        ],
      ),
    );
  }

  //取消弹框
  void onCancel() async {
    SmartDialog.dismiss();
  }
}