feat: marketplace swap sample widget (#3532)

Author: ImmutableJeffrey

Config/BaseImmutable.ini renamed to Config/DefaultImmutable.ini

@@ -4,13 +4,24 @@
 
 FString FImtblSwapRequestQueryParams::GetPercentEncodedUrl() const
 {
-	return FString::Printf
-	(
-		TEXT("%s=%s&%s=%s&%s=%s"),
-		TEXT("publishableKey"), *FGenericPlatformHttp::UrlEncode(PublishableKey),
-		TEXT("fromTokenAddress"), *FGenericPlatformHttp::UrlEncode(FromTokenAddress),
-		TEXT("toTokenAddress"), *FGenericPlatformHttp::UrlEncode(ToTokenAddress)
-	);
+	TArray<FString> QueryParams;
+
+	if (!PublishableKey.IsEmpty())
+	{
+		QueryParams.Add(FString::Printf(TEXT("%s=%s"), TEXT("publishableKey"), *FGenericPlatformHttp::UrlEncode(PublishableKey)));
+	}
+
+	if (!FromTokenAddress.IsEmpty())
+	{
+		QueryParams.Add(FString::Printf(TEXT("%s=%s"), TEXT("fromTokenAddress"), *FGenericPlatformHttp::UrlEncode(FromTokenAddress)));
+	}
+
+	if (!ToTokenAddress.IsEmpty())
+	{
+		QueryParams.Add(FString::Printf(TEXT("%s=%s"), TEXT("toTokenAddress"), *FGenericPlatformHttp::UrlEncode(ToTokenAddress)));
+	}
+
+	return FString::Join(QueryParams, TEXT("&"));
 }
 
 bool UImtblSwapRequest::GetBaseUrl(EImtblEnvironment Environment, FString& BaseUrl) const
@@ -37,7 +48,7 @@ bool UImtblSwapRequest::GetApiKey(EImtblEnvironment Environment, FString& ApiKey
 	return false;
 }
 
-bool UImtblSwapRequest::ComputePath(EImtblEnvironment Environment, FString FromTokenAddress, FString ToTokenAddress, FString& ComputedPath) const
+bool UImtblSwapRequest::ComputePath(FString& ComputedPath, EImtblEnvironment Environment, FString FromTokenAddress, FString ToTokenAddress) const
 {
 	FString BaseUrl;
 	bool bFoundBaseUrl = GetBaseUrl(Environment, BaseUrl);
@@ -64,8 +75,10 @@ bool UImtblSwapRequest::ComputePath(EImtblEnvironment Environment, FString FromT
 
 	ComputedPath = FString::Printf
 	(
-		TEXT("%s?%s"),
-		*BaseUrl, *QueryParamsPercentEncodedUrl
+		TEXT("%s%s%s"),
+		*BaseUrl,
+		!QueryParamsPercentEncodedUrl.IsEmpty() ? TEXT("?") : TEXT(""),
+		*QueryParamsPercentEncodedUrl
 	);
 
 	return true;

Content/BlueprintSampleContent/ImtblAuthenticatedWidget4_26.uasset

@@ -29,8 +29,7 @@ struct FImtblSwapRequestQueryParams
 /**
  * Functionality to generate swap requests
  */
-// UCLASS(BlueprintType, Config = "Immutable", DefaultConfig)
-UCLASS(BlueprintType, Config = "Immutable")
+UCLASS(BlueprintType, Config = "Immutable", DefaultConfig)
 class IMMUTABLE_API UImtblSwapRequest : public UObject
 {
 	GENERATED_BODY()
@@ -39,7 +38,7 @@ class IMMUTABLE_API UImtblSwapRequest : public UObject
 	/** 
 	 * Finds the base url associated with the environment.
 	 *
-	 * @param	Environment		The environment that will be used to look the value up.
+	 * @param	Environment		The environment that will be used to look the value up. Only sandbox and production environment are supported.
 	 * @param	BaseUrl			The base url associated with the key.
 	 * @return					True if an item was found (False indicates nothing in the map uses the provided environment).
 	 */
@@ -49,24 +48,25 @@ class IMMUTABLE_API UImtblSwapRequest : public UObject
 	/** 
 	 * Finds the api key associated with the provided key.
 	 *
-	 * @param	Environment		The environment that will be used to look the value up.
+	 * @param	Environment		The environment that will be used to look the value up. Only sandbox and production environment are supported.
 	 * @param	ApiKey			The api key associated with the key.
 	 * @return					True if an item was found (False indicates nothing in the map uses the provided environment).
 	 */
 	UFUNCTION(BlueprintPure, Category = "Immutable")
 	bool GetApiKey(EImtblEnvironment Environment, FString& ApiKey) const;
 
 	/**
-	 * Generates a path link for the swap flow.
+	 * Generates a link for the swap flow.
 	 *
-	 * @param	Environment			The environment that will be used to compute the path.
-	 * @param	ToTokenAddress		The address of the token being swapped from. Also known as the token contract address.
-	 * @param	FromTokenAddress	The address of the token being swapped to. Also known as the token contract address.
-	 * @param	ComputedPath [OUT]	The address of the token being swapped to. Also known as the token contract address.
-	 * @return						True if path was computed (False indicates path failed to compute).
+	 * @param	ComputedPath		[Out]		The generated link.
+	 * @param	Environment			[In]		The environment for which the path is being computed for (e.g. sandbox, production).
+	 * @param	ToTokenAddress		[Optional]	The token address of the token being swapped from. Default value is an empty string.
+	 * @param	FromTokenAddress	[Optional]	The token address of the token being swapped to. Default value is an empty string.
+	 *
+	 * @return									True if path was computed (False indicates link failed to compute).
 	 */
 	UFUNCTION(BlueprintCallable, BlueprintPure = "False", Category = "Immutable")
-	bool ComputePath(EImtblEnvironment Environment, FString FromTokenAddress, FString ToTokenAddress, FString& ComputedPath) const;
+	bool ComputePath(FString& ComputedPath, EImtblEnvironment Environment, FString FromTokenAddress = TEXT(""), FString ToTokenAddress = TEXT("")) const;
 
 public:
 	UPROPERTY(Config, EditDefaultsOnly, BlueprintReadOnly, Category = "Immutable")