110 lines
2.3 KiB
Dart
110 lines
2.3 KiB
Dart
import 'dart:convert';
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import 'package:dio/dio.dart';
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import 'package:dio_http_cache/dio_http_cache.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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// 提供五套可选主题色
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const _themes = <MaterialColor>[
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Colors.blue,
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Colors.cyan,
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Colors.teal,
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Colors.green,
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Colors.red,
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];
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///
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/// 当调试模式打开时打印
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///
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void printWhenDebug(Object object) {
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if (kDebugMode) {
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print(object);
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}
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}
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///
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/// 当前环境
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///
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enum Env {
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dev,
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pro,
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}
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class Global {
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static SharedPreferences? _prefs;
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static Dio? dio;
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static Map profile = {};
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///
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/// 当前环境
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///
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static const Env env = Env.dev;
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///
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/// 根域名
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///
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static const Map baseUrlList = {
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Env.dev: 'http://safe.doylee.cn',
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// Env.dev: 'http://192.168.31.189/campus_safety',
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Env.pro: 'http://10.111.2.158',
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};
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///
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/// 接口根路由
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///
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static String baseUrl = baseUrlList[env];
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// 网络缓存对象
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static DioCacheManager netCache = DioCacheManager(
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CacheConfig(
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baseUrl: baseUrl,
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),
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);
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// 可选的主题列表
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static List<MaterialColor> get themes => _themes;
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// 是否为release版
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static bool get isRelease => const bool.fromEnvironment("dart.vm.product");
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//初始化全局信息，会在APP启动时执行
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static Future init() async {
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dio = Dio();
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// 添加拦截器
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dio?.interceptors.add(netCache.interceptor);
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// 初始化用户信息
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_prefs = await SharedPreferences.getInstance();
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var profile = _prefs?.getString("user_info");
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if (profile != null) {
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try {
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if (kDebugMode) {
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print('开始读取用户信息...');
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}
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profile = jsonDecode(profile);
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if (kDebugMode) {
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print('用户信息读取成功');
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}
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} catch (e) {
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if (kDebugMode) {
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print(e);
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}
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}
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}
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}
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// 持久化Profile信息
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static Future<bool>? saveProfile({required Map userInfo}) {
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profile = userInfo;
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final userJson = jsonEncode(userInfo);
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return _prefs?.setString("user_info", userJson);
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}
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/// 读取持久化Profile信息
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static Future<Map> getProfile() {
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return jsonDecode(_prefs?.getString("user_info") ?? '{}');
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}
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}
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