| 24 | namespace { |
| 25 | |
| 26 | [[nodiscard]] WebPageCollage ExtractCollage( |
| 27 | not_null<Data::Session*> owner, |
| 28 | const QVector<MTPPageBlock> &items, |
| 29 | const QVector<MTPPhoto> &photos, |
| 30 | const QVector<MTPDocument> &documents) { |
| 31 | const auto count = items.size(); |
| 32 | if (count < 2) { |
| 33 | return {}; |
| 34 | } |
| 35 | const auto bad = ranges::find_if(items, [](mtpTypeId type) { |
| 36 | return (type != mtpc_pageBlockPhoto && type != mtpc_pageBlockVideo); |
| 37 | }, [](const MTPPageBlock &item) { |
| 38 | return item.type(); |
| 39 | }); |
| 40 | if (bad != items.end()) { |
| 41 | return {}; |
| 42 | } |
| 43 | |
| 44 | for (const auto &photo : photos) { |
| 45 | owner->processPhoto(photo); |
| 46 | } |
| 47 | for (const auto &document : documents) { |
| 48 | owner->processDocument(document); |
| 49 | } |
| 50 | auto result = WebPageCollage(); |
| 51 | result.items.reserve(count); |
| 52 | for (const auto &item : items) { |
| 53 | const auto good = item.match([&](const MTPDpageBlockPhoto &data) { |
| 54 | const auto photo = owner->photo(data.vphoto_id().v); |
| 55 | if (photo->isNull()) { |
| 56 | return false; |
| 57 | } |
| 58 | result.items.emplace_back(photo); |
| 59 | return true; |
| 60 | }, [&](const MTPDpageBlockVideo &data) { |
| 61 | const auto document = owner->document(data.vvideo_id().v); |
| 62 | if (!document->isVideoFile()) { |
| 63 | return false; |
| 64 | } |
| 65 | result.items.emplace_back(document); |
| 66 | return true; |
| 67 | }, [](const auto &) -> bool { |
| 68 | Unexpected("Type of block in Collage."); |
| 69 | }); |
| 70 | if (!good) { |
| 71 | return {}; |
| 72 | } |
| 73 | } |
| 74 | return result; |
| 75 | } |
| 76 | |
| 77 | WebPageCollage ExtractCollage( |
| 78 | not_null<Data::Session*> owner, |
no test coverage detected