huixiang_app/lib/utils/constant.dart

import 'package:flutter/material.dart';

class Constant {

  VerticalDivider getVDivider(num width) {
    return VerticalDivider(
      width: width.toDouble(),
      color: Colors.transparent,
    );
  }

  Divider getDivider(num height) {
    return Divider(
      height: height.toDouble(),
      color: Colors.transparent,
    );
  }

  TextStyle getStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: Colors.white,
    );
  }

  TextStyle getTextStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFFE7E7E7),
    );
  }

  TextStyle getGrayStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFF727272),
    );
  }

  TextStyle getCCStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFFCCCCCC),
    );
  }

  TextStyle get33Style(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFF333333),
    );
  }

  TextStyle getBlackStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      fontWeight: FontWeight.w600,
      color: Colors.black,
    );
  }

  TextStyle getGray1Style(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFFA1A1A1),
    );
  }

  TextStyle getBlueStyle(num fontSize) {
    return TextStyle(
      fontSize: fontSize.toDouble(),
      color: const Color(0xFF64A4FF),
    );
  }

  EdgeInsets getMpa(num a) {
    return EdgeInsets.all(a.toDouble());
  }

  EdgeInsets getMph(num h) {
    return EdgeInsets.symmetric(
      horizontal: h.toDouble(),
    );
  }

  EdgeInsets getMpv(num v) {
    return EdgeInsets.symmetric(
      vertical: v.toDouble(),
    );
  }

  EdgeInsets getMphv(Map<String, num> hv) {
    return EdgeInsets.symmetric(
      horizontal: hv['h']?.toDouble() ?? 0 ,
      vertical: hv['v']?.toDouble() ?? 0,
    );
  }
  EdgeInsets getMpOnly(Map<String, num> hv) {
    return EdgeInsets.only(
      left: hv['l']?.toDouble() ?? 0 ,
      top: hv['t']?.toDouble() ?? 0,
      right: hv['r']?.toDouble() ?? 0,
      bottom: hv['b']?.toDouble() ?? 0,
    );
  }

  Widget getRoundBg(Widget widget) {
    return Container(
      padding: 13.mpa,
      decoration: BoxDecoration(
        color: const Color(0xFF2D2C31),
        borderRadius: BorderRadius.circular(12),
      ),
      child: widget,
    );
  }

  Widget getOutlinedBg(Widget widget) {
    return Container(
      padding: {
        'h': 7,
        'v': 2,
      }.mphv,
      decoration: BoxDecoration(
        border: Border.all(
          color: const Color(0xFF64A4FF),
          width: 1,
        ),
        borderRadius: BorderRadius.circular(10.5),
      ),
      child: widget,
    );
  }

  Widget getSlideBg(Widget widget) {
    return Container(
      alignment: Alignment.center,
      padding: {
        'l':12
      }.mpOnly,
      decoration: BoxDecoration(
        color: const Color(0xFF64A4FF),
        borderRadius: BorderRadius.circular(14),
      ),
      child: widget,
    );
  }

  Widget padding(Widget widget) {
    return Padding(
        padding: 25.mph,
      child: widget,
    );
  }

}

extension WidgetExtension on Widget {

  Widget get roundBg => Constant().getRoundBg(this);

  Widget get outlinedBg => Constant().getOutlinedBg(this);

  Widget get slideBg => Constant().getSlideBg(this);

  Widget get padding => Constant().padding(this);

}


extension NumExtension on num {

  VerticalDivider get vd => Constant().getVDivider(this);

  Divider get d => Constant().getDivider(this);

  TextStyle get whiteStyle => Constant().getStyle(this);
  TextStyle get blackStyle => Constant().getBlackStyle(this);
  TextStyle get ccStyle => Constant().getCCStyle(this);
  TextStyle get c33Style => Constant().get33Style(this);
  TextStyle get textStyle => Constant().getTextStyle(this);
  TextStyle get grayStyle => Constant().getGrayStyle(this);
  TextStyle get gray1Style => Constant().getGray1Style(this);
  TextStyle get blueStyle => Constant().getBlueStyle(this);

  EdgeInsets get mpa => Constant().getMpa(this);
  EdgeInsets get mph => Constant().getMph(this);
  EdgeInsets get mpv => Constant().getMpv(this);


}

extension MapExtension on Map<String, num> {

  EdgeInsets get mphv => Constant().getMphv(this);
  EdgeInsets get mpOnly => Constant().getMpOnly(this);

}


extension OtherExtension on bool {

}