Method initializeWebView

Maple.App/MonacoEditPage.cpp:38–101

        }
    }
    IAsyncAction MonacoEditPage::initializeWebView() {
        auto const lifetime{ get_strong() };
        auto const webview = WebView();
        if (m_webviewState != MonacoEditPageWebViewState::Uninitialized)
        {
            co_return;
        }
        m_webviewState = MonacoEditPageWebViewState::AwaitingEditorReady;
        co_await webview.EnsureCoreWebView2Async();
        if (!m_webviewResourceRequestedEventHandle)
        {
            webview.CoreWebView2().AddWebResourceRequestedFilter(
                hstring(CONFIG_ROOT_VIRTUAL_HOSTW) + L"*",
                CoreWebView2WebResourceContext::Fetch
            );
            webview.CoreWebView2().AddWebResourceRequestedFilter(
                hstring(CONFIG_ROOT_VIRTUAL_HOSTW) + L"*",
                CoreWebView2WebResourceContext::XmlHttpRequest
            );
            webview.CoreWebView2().AddWebResourceRequestedFilter(
                hstring(CONFIG_ROOT_VIRTUAL_HOSTW) + L"*",
                CoreWebView2WebResourceContext::Document
            );
            m_webviewResourceRequestedEventHandle = webview.CoreWebView2().WebResourceRequested(
                [weak = weak_ref(lifetime)](auto const webview, CoreWebView2WebResourceRequestedEventArgs const e) -> fire_and_forget
                {
                    auto const deferral = e.GetDeferral();
                    try {
                        if (auto const self{ weak.get() }) {
                            auto const configDir = co_await ConfigUtil::GetConfigFolder();
                            if (configDir.Path() != self->m_lastConfigFolderPath)
                            {
                                co_return;
                            }
                            auto path = to_string(Uri::UnescapeComponent(e.Request().Uri()));
                            if (auto const pos{ path.find(CONFIG_ROOT_VIRTUAL_HOST) }; pos != std::string::npos)
                            {
                                path = path.replace(pos, strlen(CONFIG_ROOT_VIRTUAL_HOST), "");
                            }

                            auto const file = co_await configDir.GetFileAsync(to_hstring(path));
                            auto const fstream = co_await file.OpenReadAsync();
                            e.Response(webview.Environment().CreateWebResourceResponse(
                                std::move(fstream),
                                200,
                                L"OK",
                                hstring(L"Content-Length: ") + to_hstring(fstream.Size()) + L"\nContent-Type: text/plain\nAccess-Control-Allow-Origin: http://maple-monaco-editor-app-root.com"
                            ));
                        }
                    }
                    catch (...)
                    {
                        UI::NotifyException(L"Handling web requests");
                    }
                    deferral.Complete();
                });
        }
        webview.CoreWebView2().SetVirtualHostNameToFolderMapping(