platform-cli/lib/src/commands/service.dart
2018-07-14 17:47:49 -04:00

242 lines
7.6 KiB
Dart

import 'dart:io';
import 'package:args/command_runner.dart';
import 'package:code_builder/code_builder.dart';
import 'package:console/console.dart';
import 'package:dart_style/dart_style.dart';
import 'package:inflection/inflection.dart';
import 'package:pubspec_parse/pubspec_parse.dart';
import 'package:recase/recase.dart';
import 'service_generators/service_generators.dart';
import 'deprecated.dart';
import 'init.dart' show preBuild;
class ServiceCommand extends Command {
final TextPen _pen = new TextPen();
@override
String get name => 'service';
@override
String get description => 'Creates a new service within the given project.';
@override
run() async {
warnDeprecated(this.name, _pen);
var pubspec = await Pubspec.load(Directory.current);
var name = await readInput('Name of Service (not plural): ');
var chooser = new Chooser<String>(
serviceGenerators.map<String>((g) => g.name).toList(),
message: 'What type of service would you like to create? ');
var type = await chooser.choose();
print('Wrap this service in a TypedService? (slight performance cost)');
chooser = new Chooser<String>(['Yes', 'No']);
var typed = (await chooser.choose()) == 'Yes';
var generator =
serviceGenerators.firstWhere((g) => g.name == type, orElse: () => null);
if (generator == null) {
_pen.blue();
_pen('${Icon.STAR} \'$type\' services are not yet implemented. :(');
_pen();
} else {
var rc = new ReCase(name);
name = rc.pascalCase;
var lower = rc.snakeCase;
var servicesDir = new Directory('lib/src/services');
var serviceFile =
new File.fromUri(servicesDir.uri.resolve('$lower.dart'));
var testDir = new Directory('test/services');
var testFile =
new File.fromUri(testDir.uri.resolve('${lower}_test.dart'));
if (!await servicesDir.exists())
await servicesDir.create(recursive: true);
if (!await testDir.exists()) await testDir.create(recursive: true);
var fmt = new DartFormatter();
await serviceFile
.writeAsString(_generateService(generator, name, lower, typed));
await testFile.writeAsString(_generateTests(pubspec, lower, fmt));
var runConfig = new File('./.idea/runConfigurations/${name}_Tests.xml');
if (!await runConfig.exists()) {
await runConfig.create(recursive: true);
await runConfig.writeAsString(_generateRunConfiguration(name, lower));
}
if (generator.createsModel == true || typed == true) {
await _generateModel(pubspec, name, lower, fmt);
}
if (generator.createsValidator == true) {
await _generateValidator(pubspec, lower, rc, fmt);
}
if (generator.exportedInServiceLibrary == true || typed == true) {
var serviceLibrary = new File('lib/src/models/models.dart');
await serviceLibrary.writeAsString("\nexport '$lower.dart';",
mode: FileMode.APPEND);
}
if (generator.shouldRunBuild == true) {
await preBuild(Directory.current);
}
_pen.green();
_pen('${Icon.CHECKMARK} Successfully generated service $name.');
_pen();
}
}
String _generateService(
ServiceGenerator generator, String name, String lower, bool typed) {
var lib = new LibraryBuilder();
/*
import 'package:angel_framework/angel_framework.dart';
import '../models/$lower.dart';
export '../models/$lower.dart';
*/
lib.addMember(new ImportBuilder('package:angel_common/angel_common.dart'));
generator.applyToLibrary(lib, name, lower);
if (generator.createsModel == true || typed) {
lib
..addMember(new ImportBuilder('../models/$lower.dart'))
..addMember(new ExportBuilder('../models/$lower.dart'));
}
// configureServer() {}
var configureServer = new MethodBuilder('configureServer',
returnType: new TypeBuilder('AngelConfigurer'));
generator.applyToConfigureServer(configureServer, name, lower);
// return (Angel app) async {}
var closure = new MethodBuilder.closure(modifier: MethodModifier.asAsync)
..addPositional(parameter('app', [new TypeBuilder('Angel')]));
generator.beforeService(closure, name, lower);
// app.use('/api/todos', new MapService());
var service = generator.createInstance(closure, name, lower);
if (typed == true) {
service =
new TypeBuilder('TypedService', genericTypes: [new TypeBuilder(name)])
.newInstance([service]);
}
closure.addStatement(reference('app')
.invoke('use', [literal('/api/${pluralize(lower)}'), service]));
if (generator.injectsSingleton == true) {
closure.addStatement(varField('service',
value: reference('app')
.invoke('service', [literal('/api/${pluralize(lower)}')]).castAs(
new TypeBuilder('HookedService'))));
closure.addStatement(reference('app')
.property('container')
.invoke('singleton', [reference('service').property('inner')]));
}
configureServer.addStatement(closure.asReturn());
lib.addMember(configureServer);
return prettyToSource(lib.buildAst());
}
_generateModel(
Pubspec pubspec, String name, String lower, DartFormatter fmt) async {
var file = new File('lib/src/models/$lower.dart');
if (!await file.exists()) await file.createSync(recursive: true);
await file.writeAsString(fmt.format('''
library ${pubspec.name}.models.$lower;
import 'package:angel_model/angel_model.dart';
class $name extends Model {
@override
String id;
String name, description;
@override
DateTime createdAt, updatedAt;
$name({this.id, this.name, this.description, this.createdAt, this.updatedAt});
}
'''));
}
_generateValidator(
Pubspec pubspec, String lower, ReCase rc, DartFormatter fmt) async {
var file = new File('lib/src/validators/$lower.dart');
if (!await file.exists()) await file.createSync(recursive: true);
await file.writeAsString(fmt.format('''
library ${pubspec.name}.validtors.$lower;
import 'package:angel_validate/angel_validate.dart';
final Validator ${rc.camelCase} = new Validator({
'name': [isString, isNotEmpty],
'description': [isString, isNotEmpty]
});
final Validator create${rc.pascalCase} = ${rc.camelCase}.extend({})
..requiredFields.addAll(['name', 'description']);
'''));
}
_generateRunConfiguration(String name, String lower) {
return '''
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="$name Tests" type="DartTestRunConfigurationType" factoryName="Dart Test" singleton="true">
<option name="filePath" value="\$PROJECT_DIR\$/test/services/${lower}_test.dart" />
<method />
</configuration>
</component>
'''
.trim();
}
_generateTests(Pubspec pubspec, String lower, DartFormatter fmt) {
return fmt.format('''
import 'dart:io';
import 'package:${pubspec.name}/${pubspec.name}.dart';
import 'package:angel_common/angel_common.dart';
import 'package:angel_test/angel_test.dart';
import 'package:test/test.dart';
main() async {
Angel app;
TestClient client;
setUp(() async {
app = await createServer();
client = await connectTo(app);
});
tearDown(() async {
await client.close();
app = null;
});
test('index via REST', () async {
var response = await client.get('/api/${pluralize(lower)}');
expect(response, hasStatus(HttpStatus.OK));
});
test('Index ${pluralize(lower)}', () async {
var ${pluralize(lower)} = await client.service('api/${pluralize(lower)}').index();
print(${pluralize(lower)});
});
}
''');
}
}