116 lines
3.8 KiB
C++
116 lines
3.8 KiB
C++
// Copyright 2020-2024 CesiumGS, Inc. and Contributors
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#pragma once
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#include "CesiumAsync/AsyncSystem.h"
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#include "CesiumIonClient/Token.h"
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#include "Widgets/Input/SComboBox.h"
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#include "Widgets/SWindow.h"
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#include <optional>
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#include <string>
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#include <variant>
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class UCesiumIonServer;
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class CesiumIonSession;
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class SelectCesiumIonToken : public SWindow {
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SLATE_BEGIN_ARGS(SelectCesiumIonToken) {}
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SLATE_ARGUMENT(UCesiumIonServer*, Server)
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SLATE_END_ARGS()
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public:
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/**
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* Opens a panel to allow the user to select a new token.
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*
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* @return A future that resolves when the panel is closed. It resolves to the
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* selected token if there was one, or to std::nullopt if the panel was closed
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* without selecting a token.
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*/
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static CesiumAsync::SharedFuture<std::optional<CesiumIonClient::Token>>
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SelectNewToken(UCesiumIonServer* pServer);
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/**
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* Opens a panel to allow the user to select a new token if a project default
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* token is not already set. If the project default token _is_ set, the future
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* immediately resolves to the previously-set token.
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*
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* @return A future that resolves when the panel is closed or when it does not
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* need to be opened in the first place. It resolves to the selected token if
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* there was one, or to std::nullopt if the panel was closed without selecting
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* a token.
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*/
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static CesiumAsync::Future<std::optional<CesiumIonClient::Token>>
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SelectTokenIfNecessary(UCesiumIonServer* pServer);
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/**
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* Authorizes the project default token to access a list of asset IDs. If the
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* project default token is not set, a panel is opened to allow the token to
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* be selected. Then, if possible, the token is modified to allow access to
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* the list of asset IDs.
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*
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* @param assetIDs The asset IDs to be accessed.
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* @return A future that resolves when the panel is closed or when it does not
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* need to be opened in the first place. It resolves to the selected token if
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* there was one, or to std::nullopt if the panel was closed without selecting
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* a token.
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*/
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static CesiumAsync::Future<std::optional<CesiumIonClient::Token>>
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SelectAndAuthorizeToken(
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UCesiumIonServer* pServer,
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const std::vector<int64_t>& assetIDs);
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void Construct(const FArguments& InArgs);
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private:
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enum class TokenSource { Create, UseExisting, Specify };
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struct CreateNewToken {
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FString name;
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};
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struct UseExistingToken {
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CesiumIonClient::Token token;
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};
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struct SpecifyToken {
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FString token;
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};
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void createRadioButton(
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const std::shared_ptr<CesiumIonSession>& pSession,
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const TSharedRef<SVerticalBox>& pVertical,
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TokenSource& tokenSource,
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TokenSource thisValue,
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const FString& label,
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bool requiresIonConnection,
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const TSharedRef<SWidget>& pWidget);
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FReply UseOrCreate(std::shared_ptr<CesiumIonSession> pSession);
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void RefreshTokens();
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TSharedRef<SWidget>
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OnGenerateTokenComboBoxEntry(TSharedPtr<CesiumIonClient::Token> pToken);
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FText GetNewTokenName() const;
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void SetNewTokenName(const FText& text);
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void OnSelectExistingToken(
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TSharedPtr<CesiumIonClient::Token> pToken,
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ESelectInfo::Type type);
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FText GetSpecifiedToken() const;
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void SetSpecifiedToken(const FText& text);
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static TSharedPtr<SelectCesiumIonToken> _pExistingPanel;
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std::optional<CesiumAsync::Promise<std::optional<CesiumIonClient::Token>>>
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_promise;
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std::optional<
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CesiumAsync::SharedFuture<std::optional<CesiumIonClient::Token>>>
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_future;
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TokenSource _tokenSource = TokenSource::Create;
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CreateNewToken _createNewToken;
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UseExistingToken _useExistingToken;
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SpecifyToken _specifyToken;
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FDelegateHandle _tokensUpdatedDelegateHandle;
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TArray<TSharedPtr<CesiumIonClient::Token>> _tokens;
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TSharedPtr<SComboBox<TSharedPtr<CesiumIonClient::Token>>> _pTokensCombo;
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TWeakObjectPtr<UCesiumIonServer> _pServer;
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};
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