[WIP] 0.1.0

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 0.1.0
+- Breaking: Renamed `Client` to `PostgresClient` to avoid conflict with class from `dart:html`.
+
 ## 0.0.4
 - Fixed links in docs.
 - Updated supported platforms.

add_imports.yaml

@@ -1,9 +1,10 @@
-file_url_prefix: 'https://deno.land/x/postgres@v0.17.0/'
+file_url_prefix: https://deno.land/x/postgres@v0.17.0/
 
 classes_map:
-  'query/query.ts':
+  query/query.ts:
     - QueryObjectResult
-  'mod.ts':
+  mod.ts:
     - QueryClient
     - Client
+    - Client: PostgresClient
     - Transaction

bin/add_imports.dart

@@ -37,14 +37,17 @@ String createNewSource(String sourceString, Config config) {
       .map((e) => e.group(1))
       .whereNotNull()
       .toSet()
-      .intersection(config.classes)
-      .whereNot((e) => sourceString.contains('import { $e }'))
+      .where((alias) => config.classes.any((e) => e.alias == alias))
+      .whereNot((e) => sourceString.contains('self.$e = '))
+      .map((alias) => config.classes.firstWhere((e) => e.alias == alias))
       .toList();
 
+  final imports = classes.map((e) => config.importStringForClass(e.jsName));
+  final assignments = classes.map((e) => 'self.${e.alias} = ${e.jsName};');
+
   return [
-    ...[config.importStringForClass, (e) => 'self.$e = $e;']
-        .map(classes.map)
-        .flattened,
+    ...imports,
+    ...assignments,
     sourceString,
   ].join('\n');
 }

example/lib/main.dart

@@ -7,7 +7,7 @@ Future<Response> fetch(Request _) async {
   final dbUrl = Deno.env.get('SUPABASE_DB_URL');
   if (dbUrl == null) return Response.error();
 
-  final client = Client(dbUrl);
+  final client = PostgresClient(dbUrl);
   await client.connect();
   try {
     final result = await client.transaction(

lib/deno_postgres_interop.dart

@@ -1,7 +1,6 @@
 /// An interop for [deno-postgres@v​0.17.0](https://deno.land/x/postgres@v0.17.0).
 library;
 
-export 'src/client.dart';
 export 'src/client_configuration.dart';
 export 'src/client_options.dart';
 export 'src/column.dart';
@@ -19,6 +18,7 @@ export 'src/partial/partial_connection_options.dart';
 export 'src/partial/partial_tls_options.dart';
 export 'src/pool.dart';
 export 'src/pool_client.dart';
+export 'src/postgres_client.dart';
 export 'src/query.dart';
 export 'src/query_array_result.dart';
 export 'src/query_client.dart';

lib/src/add_imports/better_map.dart

@@ -0,0 +1,11 @@
+// This is an internal implementation so it is okay here.
+// ignore_for_file: public_member_api_docs
+typedef Predicate<T> = bool Function(T);
+
+extension BetterMap<K, V> on Map<K, V> {
+  Map<K, V1> mapValues<V1>(V1 Function(V) f) =>
+      map((k, v) => MapEntry(k, f(v)));
+
+  MapEntry<K, V> firstWhereValue(Predicate<V> predicate) =>
+      entries.firstWhere((e) => predicate(e.value));
+}

lib/src/add_imports/class_interop_data.dart

@@ -0,0 +1,24 @@
+// This is an internal implementation so it is okay here.
+// ignore_for_file: public_member_api_docs
+
+import 'package:yaml/yaml.dart';
+
+class ClassInteropData {
+  final String jsName;
+  final String alias;
+
+  ClassInteropData({required this.jsName, required this.alias});
+
+  ClassInteropData.noAlias(this.jsName) : alias = jsName;
+
+  static List<ClassInteropData> fromYamlList(YamlList list) => list
+      .map(
+        (e) => e is YamlMap
+            ? ClassInteropData(
+                jsName: e.keys.first as String,
+                alias: e.values.first as String,
+              )
+            : ClassInteropData.noAlias(e as String),
+      )
+      .toList();
+}

lib/src/add_imports/config.dart

@@ -2,38 +2,41 @@
 // ignore_for_file: public_member_api_docs
 
 import 'package:collection/collection.dart';
+import 'package:deno_postgres_interop/src/add_imports/better_map.dart';
+import 'package:deno_postgres_interop/src/add_imports/class_interop_data.dart';
 import 'package:yaml/yaml.dart';
 
 class Config {
   final String fileUrlPrefix;
-  final Map<String, List<String>> classesMap;
+  final Map<String, List<ClassInteropData>> classesMap;
 
-  Set<String> get classes => classesMap.values.flattened.toSet();
+  Set<ClassInteropData> get classes => classesMap.values.flattened.toSet();
 
   Config({required this.fileUrlPrefix, required this.classesMap});
 
   factory Config.fromYaml(String yamlString) {
     try {
-      final parsedYaml = loadYaml(yamlString) as YamlMap;
+      final {
+        'classes_map': YamlMap classesYamlMap,
+        'file_url_prefix': String fileUrlPrefix,
+      } = loadYaml(yamlString) as YamlMap;
 
-      final classesMap = (parsedYaml['classes_map'] as YamlMap).map(
-        (key, value) => MapEntry(
-          key as String,
-          [...value as YamlList].cast<String>(),
-        ),
-      );
+      final classesMap = classesYamlMap
+          .cast<String, YamlList>()
+          .mapValues(ClassInteropData.fromYamlList);
 
       return Config(
         classesMap: classesMap,
-        fileUrlPrefix: parsedYaml['file_url_prefix'] as String,
+        fileUrlPrefix: fileUrlPrefix,
       );
     } catch (_) {
       throw YamlException('', null);
     }
   }
 
-  String _filenameForClass(String classname) =>
-      classesMap.entries.firstWhere((e) => e.value.contains(classname)).key;
+  String _filenameForClass(String classname) => classesMap
+      .firstWhereValue((v) => v.map((e) => e.jsName).contains(classname))
+      .key;
 
   String importStringForClass(String classname) {
     final filename = _filenameForClass(classname);

lib/src/client.dart → lib/src/postgres_client.dart

@@ -6,14 +6,14 @@ import 'package:deno_postgres_interop/src/query_client.dart';
 
 /// [deno-postgres@v​0.17.0/Client](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Client).
 @JS()
-class Client extends QueryClient {
+class PostgresClient extends QueryClient {
   /// [deno-postgres@v​0.17.0/Client/constructor](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Client#ctor_0).
-  external factory Client(String dbUrl);
+  external factory PostgresClient(String dbUrl);
 
   /// [deno-postgres@v​0.17.0/Client/constructor](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Client#ctor_0).
-  factory Client.config(ClientOptions config) =>
-      callConstructor('Client', [config]);
+  factory PostgresClient.config(ClientOptions config) =>
+      callConstructor('PostgresClient', [config]);
 
   /// [deno-postgres@v​0.17.0/Client/constructor](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Client#ctor_0).
-  factory Client.empty() => callConstructor('Client', null);
+  factory PostgresClient.empty() => callConstructor('PostgresClient', null);
 }

pubspec.yaml

@@ -2,7 +2,7 @@ name: deno_postgres_interop
 description:
   An interop for js package deno-postgres - PostgreSQL
   driver that can be used in deno-deploy (supabase edge functions).
-version: 0.0.4
+version: 0.1.0
 repository: https://github.com/solid-software/deno_postgres_interop
 
 environment: