42 lines
1.5 KiB
Dart
42 lines
1.5 KiB
Dart
import 'package:analyzer/dart/element/element.dart';
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import 'package:angel_serialize/angel_serialize.dart';
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import 'package:recase/recase.dart';
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/// A base context for building serializable classes.
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class BuildContext {
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ReCase _modelClassNameRecase;
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/// A map of field names to resolved names from `@Alias()` declarations.
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final Map<String, String> aliases = {};
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/// A map of "synthetic" fields, i.e. `id` and `created_at` injected automatically.
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final Map<String, bool> shimmed = {};
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final String originalClassName, sourceFilename;
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/// The fields declared on the original class.
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final List<FieldElement> fields = [];
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final Serializable annotation;
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/// The name of the field that identifies data of this model type.
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String primaryKeyName = 'id';
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BuildContext(this.annotation, {this.originalClassName, this.sourceFilename});
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/// The name of the generated class.
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String get modelClassName => originalClassName.startsWith('_')
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? originalClassName.substring(1)
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: originalClassName;
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/// A [ReCase] instance reflecting on the [modelClassName].
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ReCase get modelClassNameRecase => _modelClassNameRecase ??= new ReCase(modelClassName);
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/// The [FieldElement] pointing to the primary key.
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FieldElement get primaryKeyField =>
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fields.firstWhere((f) => f.name == primaryKeyName);
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/// Get the aliased name (if one is defined) for a field.
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String resolveFieldName(String name) =>
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aliases.containsKey(name) ? aliases[name] : name;
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}
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