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24 changes: 18 additions & 6 deletions packages/firebase_ai/firebase_ai/lib/src/content.dart
Original file line number Diff line number Diff line change
Expand Up @@ -141,22 +141,34 @@ Part parsePart(Object? jsonObject) {
throw unhandledFormat('codeExecutionResult', codeExecutionResult);
}
}

if (jsonObject.containsKey('inlineData')) {
final inlineDataResult = jsonObject['inlineData'];
if (inlineDataResult is Map &&
inlineDataResult.containsKey('mimeType') &&
inlineDataResult.containsKey('data')) {
return InlineDataPart._(
inlineDataResult['mimeType'] as String,
base64Decode(inlineDataResult['data'] as String),
willContinue: inlineDataResult['willContinue'] as bool?,
isThought: isThought,
thoughtSignature: thoughtSignature,
);
} else {
throw unhandledFormat('inlineData', inlineDataResult);
}
}
return switch (jsonObject) {
{'text': final String text} => TextPart._(text,
isThought: isThought, thoughtSignature: thoughtSignature),
{
'file_data': {
'file_uri': final String fileUri,
'mime_type': final String mimeType
'mime_type': final String mimeType,
}
} =>
FileData._(mimeType, fileUri,
isThought: isThought, thoughtSignature: thoughtSignature),
{'inlineData': {'mimeType': String mimeType, 'data': String bytes}} =>
InlineDataPart._(mimeType, base64Decode(bytes),
willContinue: false,
isThought: isThought,
thoughtSignature: thoughtSignature),
_ => () {
log('unhandled part format: $jsonObject');
return UnknownPart(jsonObject);
Expand Down
54 changes: 54 additions & 0 deletions packages/firebase_ai/firebase_ai/test/content_test.dart
Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,27 @@ void main() {
final json = part.toJson();
expect((json as Map)['inlineData']['mimeType'], 'image/png');
expect(json['inlineData']['data'], '');
expect(json['inlineData'].containsKey('willContinue'), false);
});

test('DataPart with false willContinue toJson', () {
final part =
InlineDataPart('image/png', Uint8List(0), willContinue: false);
final json = part.toJson();
expect((json as Map)['inlineData']['mimeType'], 'image/png');
expect(json['inlineData']['data'], '');
expect(json['inlineData'].containsKey('willContinue'), true);
expect(json['inlineData']['willContinue'], false);
});

test('DataPart with true willContinue toJson', () {
final part =
InlineDataPart('image/png', Uint8List(0), willContinue: true);
final json = part.toJson();
expect((json as Map)['inlineData']['mimeType'], 'image/png');
expect(json['inlineData']['data'], '');
expect(json['inlineData'].containsKey('willContinue'), true);
expect(json['inlineData']['willContinue'], true);
});

test('FunctionCall toJson', () {
Expand Down Expand Up @@ -178,6 +199,38 @@ void main() {
});

test('parses InlineDataPart correctly', () {
final json = {
'inlineData': {
'mimeType': 'image/png',
'data': base64Encode([1, 2, 3]),
'willContinue': true
}
};
final result = parsePart(json);
expect(result, isA<InlineDataPart>());
final inlineData = result as InlineDataPart;
expect(inlineData.mimeType, 'image/png');
expect(inlineData.bytes, [1, 2, 3]);
expect(inlineData.willContinue, true);
});

test('parses InlineDataPart with false willContinue', () {
final json = {
'inlineData': {
'mimeType': 'image/png',
'data': base64Encode([1, 2, 3]),
'willContinue': false
}
};
final result = parsePart(json);
expect(result, isA<InlineDataPart>());
final inlineData = result as InlineDataPart;
expect(inlineData.mimeType, 'image/png');
expect(inlineData.bytes, [1, 2, 3]);
expect(inlineData.willContinue, false);
});

test('parses InlineDataPart without willContinue', () {
final json = {
'inlineData': {
'mimeType': 'image/png',
Expand All @@ -189,6 +242,7 @@ void main() {
final inlineData = result as InlineDataPart;
expect(inlineData.mimeType, 'image/png');
expect(inlineData.bytes, [1, 2, 3]);
expect(inlineData.willContinue, null);
});

test('returns UnknownPart for functionResponse', () {
Expand Down
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