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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/indexeddb/idb_get_all_options_helper.h"
#include <limits>
#include "third_party/blink/renderer/bindings/modules/v8/v8_idb_get_all_options.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_idb_key_range.h"
#include "third_party/blink/renderer/modules/indexeddb/idb_cursor.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
namespace blink {
namespace {
// Attempts to create an options dictionary from `range_or_options`. Returns
// `nullptr` when `range_or_options` is not a dictionary.
IDBGetAllOptions* TryCreateGetAllOptions(ScriptState* script_state,
v8::Local<v8::Value> range_or_options,
ExceptionState& exception_state) {
if (!RuntimeEnabledFeatures::IndexedDbGetAllRecordsEnabled()) {
// `getAllRecords()` introduced the `IDBGetAllOptions` dictionary.
return nullptr;
}
if (range_or_options->IsNullOrUndefined()) {
return nullptr;
}
if (!range_or_options->IsObject()) {
// `range_or_options` is a simple key value (like number or string).
return nullptr;
}
if (V8IDBKeyRange::HasInstance(script_state->GetIsolate(),
range_or_options)) {
// `range_or_options` is a key range.
return nullptr;
}
if (range_or_options->IsDate() || range_or_options->IsArray() ||
range_or_options->IsArrayBuffer() ||
range_or_options->IsArrayBufferView()) {
// `range_or_options` is an object key value that is not a dictionary.
return nullptr;
}
// `range_or_options` is an object that can be used to initialize
// the `IDBGetAllOptions` dictionary.
return IDBGetAllOptions::Create(script_state->GetIsolate(), range_or_options,
exception_state);
}
} // namespace
IDBGetAllOptions* IDBGetAllOptionsHelper::CreateFromArgumentsOrDictionary(
ScriptState* script_state,
const ScriptValue& range_or_options,
uint32_t max_count,
ExceptionState& exception_state) {
IDBGetAllOptions* options_dictionary = TryCreateGetAllOptions(
script_state, range_or_options.V8Value(), exception_state);
if (exception_state.HadException()) {
return nullptr;
}
if (!options_dictionary) {
// Use the individual arguments for query and count to create
// `IDBGetAllOptions`.
options_dictionary = IDBGetAllOptions::Create(script_state->GetIsolate());
options_dictionary->setQuery(range_or_options);
options_dictionary->setCount(max_count);
}
return options_dictionary;
}
uint32_t IDBGetAllOptionsHelper::GetCount(const IDBGetAllOptions& options) {
if (options.hasCount() && options.count() > 0) {
return options.count();
}
return std::numeric_limits<uint32_t>::max();
}
} // namespace blink
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