feat: 完成智能电网电工端 Flutter 应用初始化
创建完整的 Flutter 项目结构，包含 Android 和 iOS 平台配置、核心网络层、路由、状态管理及业务模块（订单、收益、认证），适配原 uni-app 项目功能逻辑
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import 'package:flutter/material.dart';
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import '../../core/theme/app_colors.dart';
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import '../../core/theme/app_dimens.dart';
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import '../../core/theme/app_typography.dart';
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/// 页面骨架：固定顶栏 + 内容区。对应源「根容器固定、滚动只发生在内容区」的布局。
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class XPageShell extends StatelessWidget {
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const XPageShell({
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super.key,
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required this.topBar,
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required this.child,
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this.backgroundColor = AppColors.bgPage,
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});
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final Widget topBar;
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final Widget child;
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final Color backgroundColor;
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@override
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Widget build(BuildContext context) {
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return Container(
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color: backgroundColor,
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child: Column(
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children: [topBar, Expanded(child: child)],
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),
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);
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}
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}
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/// 页面大标题 + 副标题，对应 `.page-header` / `.section-title`（28px/w700）。
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class XPageTitle extends StatelessWidget {
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const XPageTitle({super.key, required this.title, this.subtitle});
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final String title;
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final String? subtitle;
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@override
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Widget build(BuildContext context) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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title,
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style: AppTypography.navLargeTitle.copyWith(
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color: AppColors.onSurface,
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),
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),
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if (subtitle != null) ...[
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const SizedBox(height: 4),
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Text(
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subtitle!,
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style: AppTypography.bodyMd.copyWith(
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color: AppColors.onSurfaceVariant,
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),
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),
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],
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],
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);
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}
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}
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/// 空态 / 加载中占位。
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class XPlaceholder extends StatelessWidget {
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const XPlaceholder({
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super.key,
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required this.text,
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this.padding = const EdgeInsets.symmetric(vertical: 60),
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});
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final String text;
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final EdgeInsetsGeometry padding;
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: padding,
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child: Center(
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child: Text(
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text,
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textAlign: TextAlign.center,
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style: AppTypography.bodyMd.copyWith(color: AppColors.textMuted),
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),
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),
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);
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}
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}
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/// 实心主按钮，对应 `.login-btn` / `.start-btn` 等。
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class XPrimaryButton extends StatelessWidget {
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const XPrimaryButton({
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super.key,
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required this.label,
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required this.onPressed,
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this.leading,
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this.loading = false,
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this.height = 48,
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this.radius = AppRadius.lg,
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this.background = AppColors.primary,
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this.foreground = AppColors.onPrimary,
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this.fontSize = 17,
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this.shadows,
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});
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final String label;
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final VoidCallback? onPressed;
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final Widget? leading;
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final bool loading;
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final double height;
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final double radius;
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final Color background;
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final Color foreground;
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final double fontSize;
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final List<BoxShadow>? shadows;
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@override
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Widget build(BuildContext context) {
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final disabled = onPressed == null || loading;
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return Opacity(
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opacity: disabled && !loading ? 0.55 : 1,
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child: SizedBox(
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height: height,
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width: double.infinity,
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child: Material(
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color: background,
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borderRadius: BorderRadius.circular(radius),
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child: InkWell(
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onTap: disabled ? null : onPressed,
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borderRadius: BorderRadius.circular(radius),
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child: Container(
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alignment: Alignment.center,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(radius),
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boxShadow: shadows,
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),
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child: loading
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? SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation(foreground),
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),
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)
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: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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if (leading != null) ...[
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leading!,
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const SizedBox(width: 8),
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],
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Text(
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label,
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style: TextStyle(
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fontSize: fontSize,
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fontWeight: FontWeight.w600,
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color: foreground,
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),
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),
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],
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),
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),
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),
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),
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),
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);
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}
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}
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/// 区块小标题（20/w600），对应 `.chart-title` / `.section-title`。
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class XSectionTitle extends StatelessWidget {
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const XSectionTitle(this.text, {super.key, this.trailing});
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final String text;
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final Widget? trailing;
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@override
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Widget build(BuildContext context) {
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final title = Text(
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text,
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style: AppTypography.headlineMd.copyWith(color: AppColors.onSurface),
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);
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if (trailing == null) return title;
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return Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [title, trailing!],
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);
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}
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}
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