初始化项目
This commit is contained in:
wyf
327
lib/common/util/MyUtils.dart
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327
lib/common/util/MyUtils.dart
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import 'dart:async';
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import 'package:ef/ef.dart';
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import 'package:flutter/material.dart';
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import 'package:intl/intl.dart';
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import 'package:vbvs_app/common/util/CommonVariables.dart';
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import 'package:vbvs_app/common/util/FitTool.dart';
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import 'package:url_launcher/url_launcher.dart';
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Future<void> initDataEf({String key = ""}) async {
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await ef.init(
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'${CommonVariables.supabaseUrl}/',
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key,
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nosqlEnableWebsocket: false,
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);
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}
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class MyUtils {
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static String timestampToDateString(int timestamp) {
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DateTime dateTime = DateTime.fromMillisecondsSinceEpoch(timestamp);
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String formattedDate =
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'${dateTime.year}-${dateTime.month.toString().padLeft(2, '0')}-${dateTime.day.toString().padLeft(2, '0')} '
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'${dateTime.hour.toString().padLeft(2, '0')}:${dateTime.minute.toString().padLeft(2, '0')}:${dateTime.second.toString().padLeft(2, '0')}';
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return formattedDate;
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}
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static String hidePhoneNumber(String phoneNumber) {
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if (phoneNumber.length != 11) {
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// 检查手机号是否为11位
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throw Exception("手机号格式不正确");
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}
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// 将中间四位替换为星号
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return phoneNumber.replaceRange(3, 7, '****');
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}
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static double initialScrollOffset = 0.0;
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// 判断手机号格式是否正确的方法
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static bool isValidPhoneNumber(String phoneNumber) {
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final RegExp phoneRegExp = RegExp(r'^1[3-9]\d{9}$');
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return phoneRegExp.hasMatch(phoneNumber);
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}
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static Future<void> makePhoneCall(String phoneNumber) async {
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final Uri launchUri = Uri(
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scheme: 'tel',
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path: phoneNumber,
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);
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if (await canLaunchUrl(launchUri)) {
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await launchUrl(launchUri);
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} else {
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throw '无法拨打电话';
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}
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}
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static String formatDateTime(DateTime dateTime) {
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// 定义日期格式
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// dateTime.toLocal();
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final DateFormat formatter = DateFormat('yyyy-MM-dd HH:mm');
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// 返回格式化后的字符串
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return formatter.format(dateTime);
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}
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static void scrollToFocusedInput(FocusNode focusNode, _scrollController) {
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// 获取输入框相对于整个页面的偏移量
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RenderObject? object = focusNode.context?.findRenderObject();
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if (object != null) {
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final RenderBox box = object as RenderBox;
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final Offset position = box.localToGlobal(Offset.zero);
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// 将页面滚动到使输入框显示在屏幕上的位置
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_scrollController.animateTo(
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position.dy - MediaQuery.of(focusNode.context!).size.height / 4,
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duration: Duration(milliseconds: 300),
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curve: Curves.easeInOut,
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);
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}
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}
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static void resetScrollPosition(_scrollController) {
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_scrollController.animateTo(
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initialScrollOffset,
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duration: Duration(milliseconds: 300),
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curve: Curves.easeInOut,
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);
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}
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}
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Color stringToColor(String hexColor) {
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String formattedColor = hexColor.replaceAll("#", "");
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int colorValue = int.parse("0xFF$formattedColor");
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return Color(colorValue);
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}
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//字节转16进制
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String ab2str(List<int> buffer) {
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return buffer.map((x) => x.toRadixString(16).padLeft(2, '0')).join('');
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}
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enum ToastColor { success, error, warn }
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ToastColor color_success = ToastColor.success;
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ToastColor color_warning = ToastColor.warn;
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ToastColor color_error = ToastColor.error;
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showToast(String msg,
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{ToastColor color = ToastColor.error, int closeTime = 3}) {
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// Fluttertoast.showToast(
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// msg: msg,
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// toastLength: Toast.LENGTH_LONG,
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// gravity: ToastGravity.CENTER,
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// timeInSecForIosWeb: 1,
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// backgroundColor: color == null ? color_error : color,
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// textColor: Colors.white,
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// fontSize: 14.0,
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// );
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final context = Get.overlayContext; // 获取 Overlay 的上下文
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Color background = Colors.red;
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Color color_text = stringToColor("#FA5A4C");
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String icon = "";
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if (color == color_success) {
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background = stringToColor("#DBF1E1");
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icon = "success";
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color_text = stringToColor("#31CA79");
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} else if (color == color_warning) {
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background = stringToColor("#FDF6EC");
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icon = "warn";
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color_text = stringToColor("#F8AE00");
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} else if (color == color_error) {
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background = stringToColor("#FEF0F0");
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icon = "error";
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color_text = stringToColor("#FA5A4C");
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}
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if (context == null) return;
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OverlayEntry overlayEntry = OverlayEntry(
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builder: (context) => Positioned(
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top: MediaQuery.of(context).size.height * 0.10,
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left: MediaQuery.of(context).size.width * 0.5 - 225.rpx,
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child: Material(
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color: Colors.transparent,
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child: Container(
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width: 450.rpx,
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padding: EdgeInsets.only(top: 20.rpx, bottom: 20.rpx),
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decoration: BoxDecoration(
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color: background,
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borderRadius: BorderRadius.circular(10.rpx),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Image.asset(
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"assets/images/toast/${icon}_.png",
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width: 30.rpx,
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height: 30.rpx,
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),
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SizedBox(
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width: 18.rpx,
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),
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Container(
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constraints: BoxConstraints(maxWidth: 380.rpx),
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child: Text(
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msg,
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maxLines: 9,
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style: TextStyle(
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color: color_text,
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fontSize: 28.rpx,
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fontWeight: FontWeight.w400),
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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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Overlay.of(context)?.insert(overlayEntry);
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Future.delayed(Duration(seconds: closeTime), () {
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overlayEntry.remove();
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});
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}
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var closeIcon = GestureDetector(
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onTapDown: (f) {
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Get.back();
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},
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child: Container(
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padding: EdgeInsets.fromLTRB(10.rpx, 18.rpx, 10.rpx, 10.rpx),
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child: Container(
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height: 42.rpx,
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width: 42.rpx,
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alignment: Alignment.center,
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child: Icon(
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Icons.close,
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),
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),
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),
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);
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var closeIconWhite = GestureDetector(
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onTapDown: (f) {
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Get.back();
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},
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child: Container(
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padding: EdgeInsets.all(10.rpx),
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child: Container(
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height: 42.rpx,
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width: 42.rpx,
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alignment: Alignment.center,
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child: Icon(
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Icons.close,
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color: Colors.white,
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),
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),
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),
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);
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var returnIconButtom = IconButton(
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// padding: EdgeInsets.zero, // 去除默认 padding
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// constraints: BoxConstraints(), // 去除最小尺寸限制
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onPressed: () => Get.back(),
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icon: Icon(Icons.navigate_before, size: 60.rpx),
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);
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var returnIconButtomAddCallback = (returnCallBack) {
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return IconButton(
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onPressed: () {
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returnCallBack?.call();
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Get.back();
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},
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icon: Icon(Icons.navigate_before, size: 60.rpx),
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);
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};
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String time_08_Formatter(String time) {
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if (time == null || time == "") {
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return "";
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}
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return DateFormat("yyyy-MM-dd HH:mm:ss")
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.format(DateTime.parse(time).toLocal());
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}
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String time_08_Formatter_pattern(String time, String pattern) {
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if (time == null || time == "") {
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return "";
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}
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return DateFormat(pattern).format(DateTime.parse(time).toLocal());
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}
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String storagePubSrc =
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"${CommonVariables.supabaseUrl}/storage/v1/object/public/";
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getStorageResourceUrl(String v) {
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if (v.contains('http')) {
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return v;
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}
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return storagePubSrc + v;
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}
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enum LoadingDialogIcon { ble, wifi, none }
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class LoadingDialog {
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static show(String name, {LoadingDialogIcon icon = LoadingDialogIcon.none}) {
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String iconUrl = "";
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if (icon == LoadingDialogIcon.wifi) {
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iconUrl = "wifi";
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} else if (icon == LoadingDialogIcon.ble) {
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iconUrl = "ble";
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}
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Get.dialog(
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PopScope(
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canPop: false,
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child: Container(
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// color: Colors.transparent,
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Container(
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constraints:
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BoxConstraints(minWidth: 300.rpx, maxWidth: 500.rpx),
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decoration:
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BoxDecoration(borderRadius: BorderRadius.circular(8)),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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if (iconUrl.isNotEmpty)
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Container(
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width: 120.rpx,
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height: 120.rpx,
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margin: EdgeInsets.only(bottom: 60.rpx),
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child:
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Image.asset("assets/images/toast/${iconUrl}.png"),
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),
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Text(
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textAlign: TextAlign.center,
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name,
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style: const TextStyle(
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fontSize: 16,
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color: Colors.white,
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decoration: TextDecoration.none),
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),
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SizedBox(
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height: 30.rpx,
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),
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const CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(
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Colors.white,
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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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barrierDismissible: false,
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barrierColor: Color.fromRGBO(0, 0, 0, 0.8));
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}
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static hide() {
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Get.back();
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}
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}
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