Merge pull request #1 from simolus3/web

Support latest sqlite3 package

sqflite_common_ffi/lib/src/sqflite_ffi_impl_web.dart

@@ -2,31 +2,41 @@ import 'package:http/http.dart' as http;
 
 import 'package:sqlite3/wasm.dart';
 
+const _dbName = 'sqflite_databases';
+
 /// Opens the database using a wasm implementation
 Future<CommonDatabase> handleOpenPlatform(Map argumentsMap) async {
   var path = argumentsMap['path'] as String;
   var readOnly = (argumentsMap['readOnly'] as bool?) ?? false;
   final response = await http.get(Uri.parse('sqlite3.wasm'));
-  final fs = await IndexedDbFileSystem.load('/');
-  var sqlite = await WasmSqlite3.load(response.bodyBytes, SqliteEnvironment(fileSystem: fs));
+  final fs = await IndexedDbFileSystem.open(dbName: _dbName);
+  var sqlite = await WasmSqlite3.load(
+      response.bodyBytes, SqliteEnvironment(fileSystem: fs));
   var mode = readOnly ? OpenMode.readOnly : OpenMode.readWriteCreate;
   var db = sqlite.open(path, mode: mode);
   return db;
 }
 
 /// Delete the database file.
 Future<void> deleteDatabasePlatform(String path) async {
-  final fs = await IndexedDbFileSystem.load('/');
-  fs.deleteFile(path);
+  final fs = await IndexedDbFileSystem.open(dbName: _dbName);
+  try {
+    fs.deleteFile(path);
+    await fs.flush();
+  } finally {
+    await fs.close();
+  }
 }
 
 /// Check if database file exists
 Future<bool> handleDatabaseExistsPlatform(String path) async {
   // Ignore failure
   try {
-    final fs = await IndexedDbFileSystem.load('/');
-    return fs.exists(path);
+    final fs = await IndexedDbFileSystem.open(dbName: _dbName);
+    final exists = fs.exists(path);
+    await fs.close();
+    return exists;
   } catch (_) {
     return false;
   }
-}
+}

sqflite_common_ffi/pubspec.yaml

@@ -7,17 +7,16 @@ environment:
   sdk: '>=2.16.0 <3.0.0'
 
 dependencies:
-  sqlite3: '>=1.0.0 <3.0.0'
+  sqlite3: '>=1.7.0 <3.0.0'
   sqflite_common: '>=2.2.1 <4.0.0'
   synchronized: '>=3.0.0 <5.0.0'
   path: '>=1.8.0 <3.0.0'
   meta: '>=1.3.0 <3.0.0'
+  http: ^0.13.4
 
 dev_dependencies:
   lints:
   test: '>=1.16.2'
   process_run: '>=0.12.0'
   pub_semver: '>=2.0.0'
   archive:
-  http:
-