65 lines
1.3 KiB
Dart
65 lines
1.3 KiB
Dart
import "dart:convert";
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import "package:isar/isar.dart";
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part 'embedding.g.dart';
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@collection
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class Embedding {
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static const index = 'unique_file_model_embedding';
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Id id = Isar.autoIncrement;
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final int fileID;
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@enumerated
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@Index(name: index, composite: [CompositeIndex('fileID')], unique: true, replace: true)
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final Model model;
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final List<double> embedding;
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int? updationTime;
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Embedding({
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required this.fileID,
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required this.model,
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required this.embedding,
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this.updationTime,
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});
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static List<double> decodeEmbedding(String embedding) {
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return List<double>.from(jsonDecode(embedding) as List);
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}
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static String encodeEmbedding(List<double> embedding) {
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return jsonEncode(embedding);
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}
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}
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enum Model {
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onnxClip,
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ggmlClip,
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}
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extension ModelExtension on Model {
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String get name => serialize(this);
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}
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String serialize(Model model) {
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switch (model) {
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case Model.onnxClip:
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return 'onnx-clip';
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case Model.ggmlClip:
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return 'ggml-clip';
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default:
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throw Exception('$model is not a valid Model');
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}
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}
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Model deserialize(String model) {
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switch (model) {
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case 'onnx-clip':
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return Model.onnxClip;
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case 'ggml-clip':
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return Model.ggmlClip;
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default:
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throw Exception('$model is not a valid Model');
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}
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}
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