lunasea/lib/core/luna_ui/header.dart

import 'package:flutter/material.dart';
import 'package:lunasea/core.dart';

class LunaHeader extends StatelessWidget {
    final String text;
    final String subtitle;
    
    LunaHeader({
        @required this.text,
        this.subtitle,
    });

    @override
    Widget build(BuildContext context) {
        return Padding(
            child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                    Text(
                        text.toUpperCase(),
                        style: TextStyle(
                            fontWeight: LunaUI.FONT_WEIGHT_BOLD,
                            fontSize: LunaUI.FONT_SIZE_HEADER,
                            color: Colors.white,
                        ),
                    ),
                    Padding(
                        child: Container(
                            height: 2.0,
                            width: 48.0,
                            decoration: BoxDecoration(
                                borderRadius: BorderRadius.circular(LunaUI.BORDER_RADIUS),
                                color: LunaColours.accent,
                            ),
                        ),
                        padding: EdgeInsets.only(
                            top: 4.0,
                            left: 1.0,
                            bottom: subtitle != null ? 6.0 : 0.0,
                        ),
                    ),
                    if(subtitle != null) Text(
                        subtitle,
                        style: TextStyle(
                            fontSize: LunaUI.FONT_SIZE_SUBHEADER,
                            color: Colors.white70,
                            fontWeight: FontWeight.w300,
                        ),
                    ),
                ],
            ),
            padding: EdgeInsets.fromLTRB(12.0, 6.0, 12.0, 8.0),
        );
    }
}