数据库设置

lib/widget_system/repositories/app_start.dart

@@ -7,6 +7,7 @@ import 'package:flutter_unit/app/blocs/global/global_state.dart';
 import 'package:flutter_unit/app/res/cons.dart';
 import 'package:flutter_unit/app/res/sp.dart';
 
+import 'dao/db_setup/setup_db.dart';
 import 'local_db.dart';
 import 'package:path/path.dart' as path;
 import 'package:shared_preferences/shared_preferences.dart';
@@ -33,7 +34,7 @@ class AppStart {
     } else {
       print("=====flutter.db 已存在====");
     }
-
+    setupDatabase();
     await LocalDb.instance.initDb();
 
     bool showBg = prefs.getBool(SP.showBackground) ?? true;

lib/widget_system/repositories/dao/db_setup/setup_db.dart

@@ -0,0 +1,25 @@
+import 'dart:ffi';
+import 'dart:io';
+
+import 'package:sqlite3/open.dart';
+import 'package:sqlite3/sqlite3.dart';
+import 'package:path/path.dart';
+
+setupDatabase(){
+  if(Platform.isWindows){
+    var  location =  Directory.current.path;
+    windowsInit(join(location, 'sqlite3.dll'));
+  }
+}
+
+void windowsInit(String path) {
+  open.overrideFor(OperatingSystem.windows, () {
+    try {
+      return DynamicLibrary.open(path);
+    } catch (e) {
+      stderr.writeln('Failed to load sqlite3.dll at $path');
+      rethrow;
+    }
+  });
+  sqlite3.openInMemory().dispose();
+}

lib/widget_system/repositories/local_db.dart

@@ -1,3 +1,4 @@
+import 'dao/db_setup/setup_db.dart';
 import 'dao/like_dao.dart';
 import 'package:path/path.dart' as path;
 import 'package:sqflite/sqflite.dart';

pubspec.lock

@@ -357,6 +357,20 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.0.0+2"
+  sqflite_common_ffi:
+    dependency: "direct main"
+    description:
+      name: sqflite_common_ffi
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.0+1"
+  sqlite3:
+    dependency: transitive
+    description:
+      name: sqlite3
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.1.2"
   stack_trace:
     dependency: transitive
     description:

pubspec.yaml

@@ -34,6 +34,7 @@ dependencies:
   #  connectivity: ^3.0.3 #网络状态
   flutter_spinkit: ^5.0.0 # loading
   flutter_markdown: ^0.6.4 # markdown
+  sqflite_common_ffi: ^2.0.0
   dio: ^4.0.0 # 网络请求
   path_provider_fde:
     path: ./plugins/path_provider_fde