Single Select Lookup > Ethereum > Query Smart Contract

Background and Setup

Prerequisites

AgilePoint NX OnDemand (public cloud), or AgilePoint NX PrivateCloud or AgilePoint NX OnPremises v8.0 or higher.

Good to Know

There is more than one path to configure a lookup. Make sure you use the document that shows the path for your lookup.
- Single Select Lookup > Ethereum > Query Smart Contract
- Single Select Lookup > Ethereum > Execute Smart Contract
Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?

How to Start

On the Single Select Lookup form control configuration screen, on the Configure tab, click Add Lookup.
For information about how to open this screen, refer to Single Select Lookup form control.
On the Select Data Source Type screen, select Ethereum.
Click Next.

Ethereum Type

Specifies the type of Ethereum lookup.

Ethereum Blockchain Type screen — Figure: Ethereum Type screen

Good to Know

There is more than one path to configure a lookup. Make sure you use the document that shows the path for your lookup.
- Single Select Lookup > Ethereum > Query Smart Contract
- Single Select Lookup > Ethereum > Execute Smart Contract

Fields

Field Name	Definition
Ethereum Type	Description: Specifies the type of lookup to create for Ethereum. Allowed Values: Query Smart Contract - Creates a lookup to read the value of a smart contract in Ethereum. Execute Smart Contract - Creates a lookup to execute a contract function that changes the state of the smart contract in Ethereum. For this type, you must set a maximum price to execute a contract function in Ethereum. Default Value: Query Smart Contract

Field Name

Definition

Ethereum Type

Description:

Specifies the type of lookup to create for Ethereum.

Allowed Values:

Query Smart Contract - Creates a lookup to read the value of a smart contract in Ethereum.
Execute Smart Contract - Creates a lookup to execute a contract function that changes the state of the smart contract in Ethereum.
For this type, you must set a maximum price to execute a contract function in Ethereum.

Default Value:

Query Smart Contract

Lookup Details

Specifies the basic configuration for a lookup.

Fields

Field Name	Definition
Access Token	Description: Specifies the access token that connects to your data source. Allowed Values: A list of access tokens configured for your environment. Default Value: None Accepts Variables: No Example: This is a common configuration field that is used in many examples. Refer to: Examples - Step-by-step use case examples, information about what types of examples are provided in the AgilePoint NX Product Documentation, and other resources where you can find more examples.
Add New	Opens this Screen: Access Token for Ethereum Function of this Screen: Configure an access token to connect to Ethereum.
Lookup Name	Description: Specifies the name you want to give to your lookup procedure. Allowed Values: One line of text (a string). Accepted: Letters Numbers Spaces Default Value: None Accepts Variables: No Example: Refer to: (Example) How Do I Configure a Pop-Up Select Control to Bind the Lookup Values to a Data Grid? (Example) Configure an Auto-Lookup Form Control with Microsoft Excel
Lookup Type	Description: Specifies the Name/Value type for the lookup procedure. The Single Select Lookup form control does not support Multiple Columns lookups. If you select the Multiple Columns, the configuration screen shows Name/Value lookup type. Allowed Values: Read only. Default Value: Name/Value

Configure Lookup > Response tab

Specifies the information about a contract function to connect response data from the Ethereum data model to your AgilePoint NX schema.

Configure Lookup screen Response tab — Figure: Configure Lookup > Response tab

Fields

Field Name	Definition
Contract Address	Description: Specifies the address of the smart contract whose value to read. The contract address comes from Ethereum. Allowed Values: A contract address from Ethereum. Default Value: None Accepts Variables: Yes Limitations: Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?
Function Name	Description: Specifies the name of the Ethereum function to use to read the value. Allowed Values: A function name from the list. When you select the access token from the Ethereum field, this field shows the function names associated with the access token. Default Value: None Limitations: Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?
Request Mapping	Description: Connects the information about the smart contract from the Ethereum data model to your AgilePoint NX schema. Allowed Values: To open the Schema Mapper, click the Ellipses (...) button. Use this screen to connect the response to the data model for your process. Default Value: None Example: Refer to: (Example) Schema Mapper

Configure Lookup > Error Messages tab

Configures the message to show if the lookup does not return any data.

Configure Lookup screen Error Messages tab — Figure: Configure Lookup > Error Messages tab

Fields

Field Name	Definition
No Items Retrieved	Description: Specifies the error message to show if the lookup does not return any data. Allowed Values: One line of text (a string). Accepted: Letters Numbers Spaces Default Value: None
Lookup Failed	Description: Specifies the message to show if the data fails to load. Allowed Values: More than one line of text. Default Value: Failed to load data.