Fladder/lib/widgets/navigation_scaffold/components/navigation_button.dart

import 'package:flutter/material.dart';

import 'package:flutter_riverpod/flutter_riverpod.dart';

import 'package:fladder/util/localization_helper.dart';
import 'package:fladder/widgets/navigation_scaffold/components/side_navigation_bar.dart';
import 'package:fladder/widgets/shared/item_actions.dart';

class NavigationButton extends ConsumerStatefulWidget {
  final String? label;
  final Widget selectedIcon;
  final Widget icon;
  final Widget? badge;
  final bool navFocusNode;
  final bool horizontal;
  final bool expanded;
  final Function()? onPressed;
  final Function()? onLongPress;
  final List<ItemAction> trailing;
  final Widget? customIcon;
  final bool selected;
  final Duration duration;
  const NavigationButton({
    required this.label,
    required this.selectedIcon,
    required this.icon,
    this.badge,
    this.navFocusNode = false,
    this.horizontal = false,
    this.expanded = false,
    this.onPressed,
    this.onLongPress,
    this.customIcon,
    this.selected = false,
    this.trailing = const [],
    this.duration = const Duration(milliseconds: 125),
    super.key,
  });

  @override
  ConsumerState<ConsumerStatefulWidget> createState() => _NavigationButtonState();
}

class _NavigationButtonState extends ConsumerState<NavigationButton> {
  bool showPopupButton = false;
  @override
  Widget build(BuildContext context) {
    final foreGroundColor = widget.selected
        ? widget.expanded
            ? Theme.of(context).colorScheme.onPrimary
            : Theme.of(context).colorScheme.primary
        : Theme.of(context).colorScheme.onSurface.withValues(alpha: 0.45);
    return Padding(
      padding: const EdgeInsets.symmetric(horizontal: 6),
      child: TextButton(
        focusNode: widget.navFocusNode ? navBarNode : null,
        onHover: (value) => setState(() => showPopupButton = value),
        style: ButtonStyle(
            elevation: const WidgetStatePropertyAll(0),
            padding: const WidgetStatePropertyAll(EdgeInsets.zero),
            backgroundColor: WidgetStatePropertyAll(
              widget.expanded && widget.selected ? Theme.of(context).colorScheme.primary : Colors.transparent,
            ),
            iconSize: const WidgetStatePropertyAll(24),
            iconColor: WidgetStateProperty.resolveWith((states) {
              return foreGroundColor;
            }),
            foregroundColor: WidgetStateProperty.resolveWith((states) {
              return foreGroundColor;
            })),
        onPressed: widget.onPressed,
        onLongPress: widget.onLongPress,
        child: ExcludeFocusTraversal(
          child: widget.horizontal
              ? Padding(
                  padding: widget.customIcon != null
                      ? EdgeInsetsGeometry.zero
                      : const EdgeInsets.symmetric(vertical: 6, horizontal: 8),
                  child: SizedBox(
                    height: widget.customIcon != null ? 60 : 35,
                    child: Row(
                      spacing: 4,
                      mainAxisAlignment: MainAxisAlignment.center,
                      crossAxisAlignment: CrossAxisAlignment.center,
                      children: [
                        AnimatedContainer(
                          duration: const Duration(milliseconds: 250),
                          height: widget.selected ? 16 : 0,
                          margin: const EdgeInsets.only(top: 1.5),
                          width: 6,
                          decoration: BoxDecoration(
                            borderRadius: BorderRadius.circular(8),
                            color: Theme.of(context)
                                .colorScheme
                                .primary
                                .withValues(alpha: widget.selected && !widget.expanded ? 1 : 0),
                          ),
                        ),
                        widget.customIcon ??
                            Stack(
                              alignment: Alignment.center,
                              children: [
                                AnimatedSwitcher(
                                  duration: widget.duration,
                                  child: widget.selected ? widget.selectedIcon : widget.icon,
                                ),
                                if (widget.badge != null && !widget.expanded)
                                  Transform.translate(
                                    offset: const Offset(8, -8),
                                    child: widget.badge,
                                  ),
                              ],
                            ),
                        const SizedBox(width: 6),
                        if (widget.horizontal && widget.expanded) ...[
                          if (widget.label != null)
                            Expanded(
                              child: ConstrainedBox(
                                constraints: const BoxConstraints(minWidth: 80),
                                child: Row(
                                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                  crossAxisAlignment: CrossAxisAlignment.center,
                                  children: [
                                    Text(
                                      widget.label!,
                                      maxLines: 2,
                                      overflow: TextOverflow.ellipsis,
                                    ),
                                    if (widget.badge != null) widget.badge!,
                                  ],
                                ),
                              ),
                            ),
                          if (widget.trailing.isNotEmpty)
                            AnimatedOpacity(
                              duration: const Duration(milliseconds: 125),
                              opacity: showPopupButton ? 1 : 0,
                              child: PopupMenuButton(
                                tooltip: context.localized.options,
                                iconColor: foreGroundColor,
                                iconSize: 18,
                                itemBuilder: (context) => widget.trailing.popupMenuItems(useIcons: true),
                              ),
                            )
                        ],
                      ],
                    ),
                  ),
                )
              : Padding(
                  padding: widget.customIcon != null ? EdgeInsetsGeometry.zero : const EdgeInsets.all(8),
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: [
                      Row(
                        spacing: 8,
                        children: [
                          widget.customIcon ??
                              Stack(
                                alignment: Alignment.center,
                                children: [
                                  AnimatedSwitcher(
                                    duration: widget.duration,
                                    child: widget.selected ? widget.selectedIcon : widget.icon,
                                  ),
                                  if (widget.badge != null && !widget.expanded)
                                    Transform.translate(
                                      offset: const Offset(8, -8),
                                      child: widget.badge,
                                    ),
                                ],
                              ),
                          if (widget.label != null && widget.horizontal && widget.expanded)
                            Flexible(child: Text(widget.label!))
                        ],
                      ),
                      AnimatedContainer(
                        duration: const Duration(milliseconds: 250),
                        margin: EdgeInsets.only(top: widget.selected ? 4 : 0),
                        height: widget.selected ? 6 : 0,
                        width: widget.selected ? 14 : 0,
                        decoration: BoxDecoration(
                          borderRadius: BorderRadius.circular(8),
                          color: Theme.of(context).colorScheme.primary.withValues(alpha: widget.selected ? 1 : 0),
                        ),
                      ),
                    ],
                  ),
                ),
        ),
      ),
    );
  }
}