这是indexloc提供的服务，不要输入任何密码
Skip to content

Add CallContract (and helper methods) for calling contracts via Metamask #79

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Sep 4, 2022
Merged

Add CallContract (and helper methods) for calling contracts via Metamask #79

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
3ac1d71
Add CallContract (and helper methods) for calling contracts via Metam…
blevinstein Jan 15, 2022
087712d
Merge branch 'ChainSafe:main' into main
blevinstein Apr 10, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
36 changes: 35 additions & 1 deletion Web3Unity/Scripts/Library/WebGL/Web3GL.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,18 @@ public class Web3GL
[DllImport("__Internal")]
private static extern void SetContractResponse(string value);

[DllImport("__Internal")]
private static extern void CallContractJs(string method, string abi, string contract, string args);

[DllImport("__Internal")]
private static extern void ResetCallContractResponse();

[DllImport("__Internal")]
private static extern string CallContractResponse();

[DllImport("__Internal")]
private static extern string CallContractError();

[DllImport("__Internal")]
private static extern void SendTransactionJs(string to, string value, string gasLimit, string gasPrice);

Expand All @@ -38,6 +50,28 @@ public class Web3GL
[DllImport("__Internal")]
private static extern int GetNetwork();

async public static Task<string> CallContract(string _method, string _abi, string _contract, string _args, float _waitSeconds = 0.1f)
{
ResetCallContractResponse();
CallContractJs(_method, _abi, _contract, _args);
string response = CallContractResponse();
string error = CallContractError();
while (response == "" && error == "")
{
await new WaitForSeconds(_waitSeconds);
response = CallContractResponse();
error = CallContractError();
}
ResetCallContractResponse();
if (error.Length > 0)
{
throw new Exception(error);
} else
{
return response;
}
}

// this function will create a metamask tx for user to confirm.
async public static Task<string> SendContract(string _method, string _abi, string _contract, string _args, string _value, string _gasLimit = "", string _gasPrice = "")
{
Expand Down Expand Up @@ -113,4 +147,4 @@ public static int Network()
}

}
#endif
#endif