mirror of
https://github.com/LadybirdBrowser/ladybird.git
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192 lines
7.3 KiB
C++
192 lines
7.3 KiB
C++
/*
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* Copyright (c) 2024-2025, stelar7 <dudedbz@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/String.h>
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#include <LibJS/Runtime/Array.h>
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#include <LibWeb/Bindings/IDBObjectStorePrototype.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/HTML/EventNames.h>
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#include <LibWeb/IndexedDB/IDBIndex.h>
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#include <LibWeb/IndexedDB/IDBObjectStore.h>
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namespace Web::IndexedDB {
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GC_DEFINE_ALLOCATOR(IDBObjectStore);
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IDBObjectStore::~IDBObjectStore() = default;
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IDBObjectStore::IDBObjectStore(JS::Realm& realm, GC::Ref<ObjectStore> store, GC::Ref<IDBTransaction> transaction)
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: PlatformObject(realm)
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, m_store(store)
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, m_transaction(transaction)
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, m_name(store->name())
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{
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}
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GC::Ref<IDBObjectStore> IDBObjectStore::create(JS::Realm& realm, GC::Ref<ObjectStore> store, GC::Ref<IDBTransaction> transaction)
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{
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return realm.create<IDBObjectStore>(realm, store, transaction);
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}
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void IDBObjectStore::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(IDBObjectStore);
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}
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void IDBObjectStore::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_store);
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visitor.visit(m_transaction);
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visitor.visit(m_indexes);
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}
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// https://w3c.github.io/IndexedDB/#dom-idbobjectstore-keypath
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JS::Value IDBObjectStore::key_path() const
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{
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if (!m_store->key_path().has_value())
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return JS::js_null();
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return m_store->key_path().value().visit(
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[&](String const& value) -> JS::Value {
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return JS::PrimitiveString::create(realm().vm(), value);
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},
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[&](Vector<String> const& value) -> JS::Value {
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return JS::Array::create_from<String>(realm(), value.span(), [&](auto const& entry) -> JS::Value {
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return JS::PrimitiveString::create(realm().vm(), entry);
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});
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});
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}
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// https://w3c.github.io/IndexedDB/#dom-idbobjectstore-name
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WebIDL::ExceptionOr<void> IDBObjectStore::set_name(String const& value)
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{
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auto& realm = this->realm();
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// 1. Let name be the given value.
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auto const& name = value;
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// 2. Let transaction be this’s transaction.
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auto& transaction = m_transaction;
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// 3. Let store be this’s object store.
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auto& store = m_store;
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// FIXME: 4. If store has been deleted, throw an "InvalidStateError" DOMException.
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// 5. If transaction is not an upgrade transaction, throw an "InvalidStateError" DOMException.
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if (transaction->mode() != Bindings::IDBTransactionMode::Versionchange)
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return WebIDL::InvalidStateError::create(realm, "Attempted to set name outside of version change"_string);
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// 6. If transaction’s state is not active, throw a "TransactionInactiveError" DOMException.
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if (transaction->state() != IDBTransaction::TransactionState::Active)
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return WebIDL::TransactionInactiveError::create(realm, "Transaction is not active"_string);
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// 7. If store’s name is equal to name, terminate these steps.
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if (store->name() == name)
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return {};
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// 8. If an object store named name already exists in store’s database, throw a "ConstraintError" DOMException.
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if (store->database()->object_store_with_name(name))
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return WebIDL::ConstraintError::create(realm, "Object store with the given name already exists"_string);
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// 9. Set store’s name to name.
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store->set_name(name);
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// 10. Set this’s name to name.
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m_name = name;
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return {};
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}
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// https://w3c.github.io/IndexedDB/#dom-idbobjectstore-createindex
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WebIDL::ExceptionOr<GC::Ref<IDBIndex>> IDBObjectStore::create_index(String const& name, KeyPath key_path, IDBIndexParameters options)
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{
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auto& realm = this->realm();
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// 1. Let transaction be this's transaction.
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auto transaction = this->transaction();
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// 2. Let store be this's object store.
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auto store = this->store();
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// 3. If transaction is not an upgrade transaction, throw an "InvalidStateError" DOMException.
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if (transaction->mode() != Bindings::IDBTransactionMode::Versionchange)
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return WebIDL::InvalidStateError::create(realm, "Transaction is not an upgrade transaction"_string);
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// FIXME: 4. If store has been deleted, throw an "InvalidStateError" DOMException.
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// 5. If transaction’s state is not active, then throw a "TransactionInactiveError" DOMException.
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if (transaction->state() != IDBTransaction::TransactionState::Active)
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return WebIDL::TransactionInactiveError::create(realm, "Transaction is not active while creating index"_string);
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// 6. If an index named name already exists in store, throw a "ConstraintError" DOMException.
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if (store->index_set().contains(name))
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return WebIDL::ConstraintError::create(realm, "An index with the given name already exists"_string);
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// 7. If keyPath is not a valid key path, throw a "SyntaxError" DOMException.
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if (!is_valid_key_path(key_path))
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return WebIDL::SyntaxError::create(realm, "Key path is not valid"_string);
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// 8. Let unique be options’s unique member.
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auto unique = options.unique;
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// 9. Let multiEntry be options’s multiEntry member.
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auto multi_entry = options.multi_entry;
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// 10. If keyPath is a sequence and multiEntry is true, throw an "InvalidAccessError" DOMException.
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if (key_path.has<Vector<String>>() && multi_entry)
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return WebIDL::InvalidAccessError::create(realm, "Key path is a sequence and multiEntry is true"_string);
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// 11. Let index be a new index in store.
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// Set index’s name to name, key path to keyPath, unique flag to unique, and multiEntry flag to multiEntry.
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auto index = Index::create(realm, store, name, key_path, unique, multi_entry);
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// 12. Add index to this's index set.
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this->index_set().set(name, index);
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// 13. Return a new index handle associated with index and this.
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return IDBIndex::create(realm, index, *this);
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}
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// https://w3c.github.io/IndexedDB/#dom-idbobjectstore-indexnames
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GC::Ref<HTML::DOMStringList> IDBObjectStore::index_names()
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{
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// 1. Let names be a list of the names of the indexes in this's index set.
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Vector<String> names;
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for (auto const& [name, index] : m_indexes)
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names.append(name);
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// 2. Return the result (a DOMStringList) of creating a sorted name list with names.
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return create_a_sorted_name_list(realm(), names);
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}
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// https://w3c.github.io/IndexedDB/#dom-idbobjectstore-index
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WebIDL::ExceptionOr<GC::Ref<IDBIndex>> IDBObjectStore::index(String const& name)
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{
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// 1. Let transaction be this’s transaction.
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auto transaction = this->transaction();
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// 2. Let store be this’s object store.
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[[maybe_unused]] auto store = this->store();
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// FIXME: 3. If store has been deleted, throw an "InvalidStateError" DOMException.
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// 4. If transaction’s state is finished, then throw an "InvalidStateError" DOMException.
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if (transaction->state() == IDBTransaction::TransactionState::Finished)
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return WebIDL::InvalidStateError::create(realm(), "Transaction is finished"_string);
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// 5. Let index be the index named name in this’s index set if one exists, or throw a "NotFoundError" DOMException otherwise.
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auto index = m_indexes.get(name);
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if (!index.has_value())
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return WebIDL::NotFoundError::create(realm(), "Index not found"_string);
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// 6. Return an index handle associated with index and this.
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return IDBIndex::create(realm(), *index, *this);
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}
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}
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