Function FetchReviewOwnerIds

src/platform/linux/schema_fetch.cpp:262–291

HTTP owner discovery (uses libcurl via IHttpTransport).

// HTTP owner discovery (uses libcurl via IHttpTransport).
static std::vector<uint64_t> FetchReviewOwnerIds(uint32_t appId) {
    std::vector<uint64_t> ids;
    auto transport = CreateHttpTransport("[SchemaFetch]");
    if (!transport || !transport->Init()) return ids;

    std::string path = "/appreviews/" + std::to_string(appId) +
        "?json=1&filter=recent&language=all&purchase_type=all&num_per_page=20";
    auto resp = transport->Request("GET", "store.steampowered.com", path, {}, {});
    if (resp.status != 200 || resp.body.empty()) return ids;

    // Parse "steamid":"<digits>" from JSON
    constexpr uint64_t kSteamId64Base = 76561197960265728ull;
    size_t pos = 0;
    while ((pos = resp.body.find("\"steamid\"", pos)) != std::string::npos) {
        pos = resp.body.find(':', pos);
        if (pos == std::string::npos) break;
        ++pos;
        while (pos < resp.body.size() && (resp.body[pos] == ' ' || resp.body[pos] == '"')) ++pos;
        size_t start = pos;
        while (pos < resp.body.size() && resp.body[pos] >= '0' && resp.body[pos] <= '9') ++pos;
        if (start == pos) continue;
        uint64_t sid = strtoull(resp.body.c_str() + start, nullptr, 10);
        if (sid >= kSteamId64Base) {
            bool dup = false;
            for (uint64_t existing : ids) if (existing == sid) { dup = true; break; }
            if (!dup) ids.push_back(sid);
        }
    }
    return ids;
}

static bool HasPublicStats(uint32_t appId, uint64_t steamId) {
    auto transport = CreateHttpTransport("[SchemaFetch]");