fix insertGetId for mysql and add more tests

Author: Isaque Neves

CHANGELOG.md

@@ -68,4 +68,8 @@ final manager = Manager();
 
 ## 2.2.0
 
-- add fromRaw (sub-query as from), joinSub (method to join a query to a sub-query)
+- add fromRaw (sub-query as from), joinSub (method to join a query to a sub-query)
+
+## 3.0.0
+
+- implemented support for mysql through the 'mysql_client' package and also implemented support for posgress with the postgres v3 package, now you can choose the driver implementation through ``` 'driver_implementation': 'postgres_v3', ``` in addConnection method

example/bin/mysql_example.dart

@@ -12,7 +12,7 @@ void main(List<String> args) async {
     'password': 'dart',
     // for SSL conection
     'sslmode': 'require',
-    // not implemented
+    // options not implemented 
     // 'options': {
     //   PDO_MYSQL_ATTR_SSL_VERIFY_SERVER_CERT: false,
     //   PDO_MYSQL_ATTR_SSL_KEY: '/certs/client-key.pem',
@@ -55,6 +55,8 @@ void main(List<String> args) async {
   await db.table('contacts').insert({'id_client': 1, 'tel': '27772339'});
   await db.table('contacts').insert({'id_client': 2, 'tel': '99705498'});
 
+  final id = await db.table('clients').insertGetId({'name': 'Jack'});
+  print('id: $id');
   var res = await db
       .table('clients')
       .selectRaw('id,name,tel')

example/bin/postgre_v2_example.dart

@@ -14,7 +14,7 @@ void main(List<String> args) async {
     'charset': 'win1252',
     'prefix': '',
     'schema': ['public'],
-    //'sslmode' => 'prefer',
+    //'sslmode' : 'require',
   });
 
   manager.setAsGlobal();

example/bin/postgre_v3_example.dart

@@ -15,15 +15,18 @@ void main(List<String> args) async {
     'charset': 'win1252',
     'prefix': '',
     'schema': ['public'],
-    //'sslmode' => 'prefer',
+    //'sslmode' : 'require',
+    'pool': true,
+    'poolsize': 50,
   });
 
   manager.setAsGlobal();
 
   final db = await manager.connection();
-  // final res = await db.table('test_table').limit(1).get();
+ 
   await db.execute('DROP TABLE public.test_table');
-  await db.execute('''CREATE TABLE public.test_table ( id int4 NOT NULL, name char(255) );''');
+  await db.execute(
+      '''CREATE TABLE public.test_table ( id int4 NOT NULL, name char(255) );''');
 
   final res = await db.transaction((ctx) async {
     await ctx.table('test_table').insert({'id': 11, 'name': 'Jane Doe'});
@@ -33,5 +36,14 @@ void main(List<String> args) async {
 
   print('res $res');
 
+  for (var i = 0; i < 1000000; i++) {
+    final stopwatch = new Stopwatch()..start();
+    final res = await db.table('test_table').select(['name']).limit(1).get();
+
+    print('executed in ${stopwatch.elapsed.inMilliseconds}ms');
+    print('res $res');
+    //await Future.delayed(Duration(milliseconds: 1000));
+  }
+
   exit(0);
 }

example/bin/postgre_v3_example2.dart

@@ -0,0 +1,39 @@
+import 'dart:io';
+
+import 'package:eloquent/eloquent.dart';
+
+void main(List<String> args) async {
+  for (var i = 0; i < 1000000; i++) {
+    final stopwatch = new Stopwatch()..start();
+    final db = await getConn();
+    final res = await db.table('test_table').select(['name']).limit(1).get();
+     db.disconnect();
+    print('executed in ${stopwatch.elapsed.inMilliseconds}ms');
+    print('res $res');
+    //await Future.delayed(Duration(milliseconds: 1000));
+  }
+
+  exit(0);
+}
+
+Future<Connection> getConn() async {
+  final manager = Manager();
+  manager.addConnection({
+    'driver': 'pgsql',
+    'driver_implementation': 'postgres_v3',
+    'host': 'localhost',
+    'port': '5435',
+    'database': 'siamweb',
+    'username': 'dart',
+    'password': 'dart',
+    'charset': 'win1252',
+    'prefix': '',
+    'schema': ['public'],
+    //'sslmode' : 'require',
+    // 'pool': true,
+    // 'poolsize': 50,
+  });
+  manager.setAsGlobal();
+  final db = await manager.connection();
+  return db;
+}

lib/src/pdo/postgres_v3/postgres_v3_pdo.dart

@@ -32,7 +32,7 @@ class PostgresV3PDO extends PDOInterface {
   }
 
   /// postgres V3 Connection
-  late Connection connection;
+  late dynamic connection;
 
   Encoding _getEncoding(String encoding) {
     switch (encoding.toLowerCase()) {
@@ -57,24 +57,41 @@ class PostgresV3PDO extends PDOInterface {
     final dsnParser = DSNParser(dsn, DsnType.pdoPostgreSql);
 
     // dsnParser.sslmode?.toString() == 'require'
+    final endpoint = Endpoint(
+      host: dsnParser.host,
+      port: dsnParser.port,
+      database: dsnParser.database,
+      username: user,
+      password: password,
+    );
 
-    connection = await Connection.open(
-        Endpoint(
-          host: dsnParser.host,
-          port: dsnParser.port,
-          database: dsnParser.database,
-          username: user,
-          password: password,
-        ),
-        settings: ConnectionSettings(
+    final sslMode = dsnParser.sslmode?.toString() == 'require'
+        ? SslMode.require
+        : SslMode.disable;
+
+    if (dsnParser.pool == true) {
+      connection = Pool.withEndpoints(
+        [endpoint],
+        settings: PoolSettings(
+          maxConnectionCount: dsnParser.poolSize,
           encoding: _getEncoding(dsnParser.charset ?? 'utf8'),
-          sslMode: dsnParser.sslmode?.toString() == 'require'
-              ? SslMode.require
-              : SslMode.disable,
-        ));
+          sslMode: sslMode,
+        ),
+      );
+
+      await (connection as Pool)
+          .execute('''SET client_encoding = '${dsnParser.charset}';''');
+     } else {
+      connection = await Connection.open(endpoint,
+          settings: ConnectionSettings(
+            encoding: _getEncoding(dsnParser.charset ?? 'utf8'),
+            sslMode: sslMode,
+          ));
+
+      await (connection as Connection)
+          .execute('''SET client_encoding = '${dsnParser.charset}';''');
+    }
 
-    await connection
-        .execute('''SET client_encoding = '${dsnParser.charset}';''');
     return this;
   }
 
@@ -112,6 +129,8 @@ class PostgresV3PDO extends PDOInterface {
       timeoutInSeconds = PostgresV3PDO.defaultTimeoutInSeconds;
     }
 
+    // final conn = connection is Pool ? connection as Pool : connection as Connection;
+
     final rs = await connection.execute(
       Sql.indexed(query, substitution: '?'),
       parameters: params,
@@ -132,7 +151,7 @@ class PostgresV3PDO extends PDOInterface {
         maps.add(map);
       }
     }
-
+    
     final pdoResult = PDOResults(maps, rs.affectedRows);
     return pdoResult;
   }

lib/src/query/grammars/query_mysql_grammar.dart

@@ -79,6 +79,28 @@ class QueryMySqlGrammar extends QueryGrammar {
     return value;
   }
 
+  ///
+  /// Compile an insert and get ID statement into SQL.
+  ///
+  ///  [query]  QueryBuilder
+  ///  [values] Map<String,dynamic>
+  /// @param  String  $sequence
+  ///  `Return` String
+  ///
+  @override
+  String compileInsertGetId(
+      QueryBuilder query, Map<String, dynamic> values, String? sequence) {
+    if (sequence == null) {
+      sequence = 'id';
+    }
+
+    // return this.compileInsert(query, values) +
+    //     ' returning ' +
+    //     this.wrap(sequence);
+
+    return this.compileInsert(query, values);
+  }
+
   ///
   /// Compile an update statement into SQL.
   ///

lib/src/query/processors/mysql_processor.dart

@@ -14,4 +14,26 @@ class MySqlProcessor extends Processor {
 
   //   return array_map(mapping, results);
   // }
+
+  ///
+  /// Process an  "insert get ID" query.
+  ///
+  /// @param  \Illuminate\Database\Query\Builder  $query
+  /// @param  string  $sql
+  /// @param  array   $values
+  /// @param  string  $sequence
+  /// @return int
+  ///
+  Future<dynamic> processInsertGetId(
+      QueryBuilder query, String sql, List values,
+      [String sequence = 'id']) async {
+    await query.getConnection().insert(sql, values);
+    final resp =
+        await query.getConnection().select('SELECT LAST_INSERT_ID() as id;');
+    final id = resp.isNotEmpty ? resp.first['id'] : null;
+    return id;
+    //var id = query.getConnection().getPdo().lastInsertId(sequence);
+    //return is_numeric($id) ? (int) $id : $id;
+    //return -1;
+  }
 }

test/mysql_query_test.dart

@@ -12,6 +12,7 @@ void main() {
       'database': 'banco_teste',
       'username': 'dart',
       'password': 'dart',
+      //'sslmode': 'require',
       // 'pool': true,
       // 'poolsize': 2,
     });
@@ -24,6 +25,48 @@ void main() {
       final res = await db.execute(''' SELECT 'TEST'  ''');
       expect(res, [0]);
     });
-    
+
+    test('select', () async {
+      await db.execute('DROP TABLE IF EXISTS clients');
+      await db.execute(
+          ''' CREATE TABLE IF NOT EXISTS clients ( id int NOT NULL AUTO_INCREMENT, name varchar(255) NOT NULL,      
+    PRIMARY KEY (id)
+); ''');
+      await db.table('clients').insert({'name': 'John Doe'});      
+      final res = await db.table('clients').where('id','=',1).first();
+      expect(res, {'id': 1, 'name': 'John Doe'});
+    });
+
+    test('insert', () async {
+      await db.execute('DROP TABLE IF EXISTS clients');
+      await db.execute(
+          ''' CREATE TABLE IF NOT EXISTS clients ( id int NOT NULL AUTO_INCREMENT, name varchar(255) NOT NULL,      
+    PRIMARY KEY (id)
+); ''');
+      final res = await db.table('clients').insert({'name': 'John Doe'});
+      expect(res, []);
+    });
+
+    test('insert and get id', () async {
+      await db.execute('DROP TABLE IF EXISTS clients');
+      await db.execute(
+          ''' CREATE TABLE IF NOT EXISTS clients ( id int NOT NULL AUTO_INCREMENT, name varchar(255) NOT NULL,      
+    PRIMARY KEY (id)
+); ''');
+      final res = await db.table('clients').insertGetId({'name': 'John Doe'});
+      expect(res, 1);
+    });
+
+    test('update', () async {
+      await db.execute('DROP TABLE IF EXISTS clients');
+      await db.execute(
+          ''' CREATE TABLE IF NOT EXISTS clients ( id int NOT NULL AUTO_INCREMENT, name varchar(255) NOT NULL,      
+    PRIMARY KEY (id)
+); ''');
+      await db.table('clients').insert({'name': 'John Doe'});
+      await db.table('clients').where('id','=',1).update({'name': 'John Doe 2'});
+      final res = await db.table('clients').where('id','=',1).first();
+      expect(res, {'id': 1, 'name': 'John Doe 2'});
+    });
   });
 }