| 64 | } |
| 65 | |
| 66 | Shared<snap::valdi_core::Cancelable> BytesAssetLoader::loadAsset(const Value& requestPayload, |
| 67 | int32_t preferredWidth, |
| 68 | int32_t preferredHeight, |
| 69 | const Value& associatedData, |
| 70 | const Ref<AssetLoaderCompletion>& completion) { |
| 71 | class BytesAssetTransfomer : public IRemoteDownloaderItemHandler { |
| 72 | public: |
| 73 | ~BytesAssetTransfomer() override = default; |
| 74 | |
| 75 | Result<Value> transform(const StringBox& localFilename, const BytesView& data) const override { |
| 76 | return Value(Valdi::makeShared<BytesAsset>(data)); |
| 77 | } |
| 78 | |
| 79 | std::string_view getItemTypeDescription() const override { |
| 80 | return "bytes asset"; |
| 81 | } |
| 82 | }; |
| 83 | |
| 84 | static BytesAssetTransfomer transformer; |
| 85 | |
| 86 | auto url = requestPayload.toStringBox(); |
| 87 | |
| 88 | StringBox fileName = makeLocalFilename(url); |
| 89 | |
| 90 | auto cancel = Valdi::makeShared<SimpleAtomicCancelable>(); |
| 91 | |
| 92 | _downloader->enqueue(fileName, |
| 93 | url, |
| 94 | transformer, |
| 95 | BytesView(), |
| 96 | [url, completion, weakThis = Valdi::weakRef(this), cancel](auto result, auto /*loadSource*/) { |
| 97 | Result<Ref<LoadedAsset>> retval; |
| 98 | |
| 99 | if (result.failure()) { |
| 100 | retval = result.error(); |
| 101 | } else { |
| 102 | retval = result.value().template getTypedRef<LoadedAsset>(); |
| 103 | if (auto strongThis = weakThis.lock()) { |
| 104 | strongThis->_downloader->removeItem(url); |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | if (!cancel->wasCanceled()) { |
| 109 | completion->onLoadComplete(retval); |
| 110 | } |
| 111 | }); |
| 112 | |
| 113 | return cancel.toShared(); |
| 114 | } |
| 115 | |
| 116 | } // namespace Valdi |
no test coverage detected