Questions tagged [javascript-sdk]
For questions specifically regarding the JavaScript Software Development Kit (SDK) for Stellar client applications.
79
questions
0
votes
1answer
4 views
How to submit a signed transaction that has been XDR enveloped?
Hi I was working with Stellar on Javascript for offline signing and to keep the QR code after signing short I enveloped the transaction and converted it to XDR.
Using,
const signedTx = await ...
0
votes
1answer
20 views
TypeError: sourceAsset.isNative is not a function when calling strictSendPaths
I am trying to call a payment strict send path:
var server = new StellarSdk.Server("https://horizon.stellar.org", {
allowHttp: false,
appName: "Horizon",
appVersion: "0.23"
});
var ...
1
vote
1answer
54 views
Various errors in submitting offers
This is my code:
var sourceSecretKey = 'REDACTED';
var sourceKeypair = StellarSdk.Keypair.fromSecret(sourceSecretKey);
var sourcePublicKey = sourceKeypair.publicKey();
var server = new StellarSdk....
0
votes
0answers
23 views
Variable is undefined outside the function [JavaScript]
The variable tomlLink is undefined outside the function. I would like to know please how to get it defined. Thank you.
var StellarSdk = require('stellar-sdk');
var server = new StellarSdk.Server('...
0
votes
0answers
37 views
Stellar a viable long-term solution to use on my site?
I just stumbled across Stellar today and it looks very promising. I'm working on a new personal project idea and was searching for a way to build a Venmo-like feature into my app when I discovered ...
2
votes
0answers
48 views
Stellar channel implementation is giving an error “this.source.sequenceNumber is not a function”
i am trying to implement stellar channel concept. i am following stellar channel link. I have created 6 channel accounts. Below is the programme i wrote
var destinationId = '...
0
votes
0answers
37 views
Error importing stellar-sdk into angular 8 project
We're trying to develop an app to interact with Horizon Stellar Server. We are new in the area and we¿re trying to Angular 8 and Ionic 4, but we havent been able to import the js-stellar-sdk ...
2
votes
2answers
38 views
Getting all offers for a particular Asset (pair)
For a while now I'm trying to figure out how to get all offers for a particular Asset (or pair). As an example, StellarExpert lists all offers of MOBI on the following page: https://stellar.expert/...
-1
votes
1answer
20 views
Friendbot bad request (400) invalid_field: “addr”
I am trying to create an account on the stellar Test Network. But whenever I make a request and pass in the public key, I always get this error:
I am using the Javascript documentation from here
3
votes
1answer
30 views
How to post multiple transactions to the network without giving back the same `transaction_hash`?
I'm trying to post multiple transactions of payment to the network. Let's say 10 at a time. I used javascript in this context.
Problems:
If I try to post all of 10 transactions at the same time ...
1
vote
1answer
36 views
How to generate public key using SDK in salesforce?
I want to integrate stellar with a Salesforce application. and I am stuck at generating a public key and secret key. I am a little confused regarding SDKs, how can I use an SDK in the apex? Can I ...
0
votes
0answers
113 views
Select failed: pq: relation “signers” does not exist
I have set up private Stellar Core and Horizon with 2 nodes. I am following this tutorial. I am first creating an account and then I am executing the code below. It is showing select failed: pq: ...
1
vote
2answers
38 views
error when trying to use stellar-hd-wallet (Node.js)
Hi we are tying to use the node.js version of the stellar-hd-wallet in ionic-angular. However, calling the StellarHDWallet.generateMnemonic() gives the following error:
ERROR in ./node_modules/...
0
votes
1answer
84 views
Paying with Custom Tokens
UPDATE: I removed the quotes from BPTOKEN. That was a mistake. I had them removed in the real code but cut and pasted a change before this happened. It has been corrected and the error included. ...
1
vote
1answer
75 views
Error: XDR Write Error: not an integer while issuing the asset in stellar network
I am trying to issue an asset in stellar using the following code
var StellarSdk = require('stellar-sdk');
StellarSdk.Network.useTestNetwork();
var server = new StellarSdk.Server('https://horizon-...
2
votes
1answer
77 views
How to listening new XLM transaction for multiple accounts
I'm totally new in stellar network. I have experienced create transaction listener for bitcoin and ethereum by listen to every new transaction, if that transaction contain my address it send callback ...
-3
votes
4answers
82 views
Example code on Ubuntu+node.js gives error re “await”
Updated: added full code below.
I'm trying to run the "Creating a payment transaction" example but the error I get is
const account = await server.loadAccount(sourcePublicKey);
^^^^^...
1
vote
1answer
80 views
tx_bad_seq error when funding the account
I am trying to create a Stellar Standalone network using my own network passphrase. I m able to set up stellar-core and horizon in my private network and it is working fine, I m able to get the root ...
0
votes
1answer
25 views
How to catch specific error code on JS SDK connecting to horizon
I use Javascript SDK to connect to Horizon. It works, but I also would like the specific error if it doesn't work. See my code below.
How can I access the specific code returned from horizon (e.g. ...
0
votes
1answer
158 views
Send payment issue
I am trying to send a payment on stellar testnet. I have already created both accounts using https://friendbot.stellar.org. So both account have a balance. When I am sending payment it is showing "...
0
votes
1answer
23 views
How do I just get specific fields when displaying transactions for a given account?
I'm using the Javascript SDK. My objective is to get the last 10 transactions for a given account (which is working), but just show specific fields (such as the amount of lumens, and perhaps the memo),...
0
votes
1answer
73 views
How to extract transaction hash out of XDR using Java Script?
iam having an XDR i want to know the transaction hash before i submit that to stellar. i did this in GO by unmarshal the XDR and used the builder to retrieve the hash. Is there nay way that i can do ...
1
vote
1answer
59 views
Error “missing path” while running 'gulp test' in js-stellar-base
I cloned the js-stellar-base and then ran 'gulp test' and it returned the following error:
Using gulpfile /mnt/c/Users/Debchakra/Desktop/js-stellar-base/gulpfile.js
[00:01:03] Starting 'test'...
[00:...
3
votes
1answer
63 views
Send Lumens and receive custom tokens in a single transaction?
How do I implement the issuance of a loan with a pledge?
I want to send a loan from a multi-signature account and receive a pledge in the form of custom tokens in a single transaction.
At the moment ...
2
votes
1answer
111 views
How can i decode and get relevant data from envelope_xdr
I know that Stellar.xdr.TransactionEnvelope.fromXDR can decode data of a record called envelope_xdr. But what I do not understand is how I can get all data I need like memo, sourceAccount etc. Because ...
0
votes
1answer
40 views
Why do we receive an undefined Event error when streaming payments via the node.js sdk?
We run a continuous payments stream that receives fairly useless errors on the regular and would like to know what these may stem from and if they can be disregarded. I haven't been able to correlate ...
2
votes
1answer
60 views
How to carry out compliance for transactions between customers using single compliance server?
I have set up an Anchor account and created a custom asset to have customers trade with. I want to set up some compliance for transactions sent from one customer to the other. All customers will be ...
1
vote
2answers
99 views
Error while submitting change trust transaction
I created an anchor account which issues USD asset. It worked properly.
But now when I modify the program where the anchor issues one more asset called INR and I am creating a trustline for both the ...
1
vote
0answers
25 views
How to filter only the most recent n number of operations of an account for only a specific Asset?
I had a function that returned the most recent 3 payment operations for an account. But I wante to change it so that it would only return the most recent 3 payment operations for only the asset being ...
3
votes
1answer
397 views
Creating an account, adding a trust line and transferring the asset in a single transaction
I want to send non-native assets to new stellar accounts. To do this, I understand that I need to create a new account by funding it with XLM (1 XLM minimum), add a trust line to the asset issuer and ...
2
votes
1answer
308 views
Create an account on a private stellar network
I wish to create an account on a private stellar network.
The network was created using this docker image https://github.com/stellar/docker-stellar-core-horizon, with the --standalone flag.
When I ...
1
vote
2answers
54 views
EventStream api only return new transactions
As mentioned in Following payments using EventStream I am able to receive the payment stream on the server side, now what if I want to return only new trisections from the time I start the stream? Is ...
3
votes
1answer
118 views
How to create and fund a stellar account on live network?
I have used the JS SDK to create a set of keys, and then send some money to it using friendbot cfr the docs to create an account (https://www.stellar.org/developers/guides/get-started/create-account....
1
vote
2answers
88 views
How can I actually use the js-stellar-sdk?
I'm trying to figure it all my self but I cannot find any useful information on how actually use the Documentation provided.
For example I see there are classes and inside Account, ...
4
votes
1answer
91 views
Is there a way to watch for balance?
How can I programmatically watch for change in balance for a account or just new incoming transactions?
looking for js-stellar-sdk method
5
votes
1answer
36 views
Stellar address prefix bitwise operator rationale
Stellar prefixes public keys with G. Why do they use a bitwise operation VersionByteAccountID VersionByte = 6 << 3 to get the base 10 value 48? Javascript "returns the default numerical values", ...
0
votes
1answer
31 views
Key pairs don't match?
Im building a bot that connects Stellar with Telegram but when I generate a new set of key pairs them don't match when I sign in stellarterm.
Here is the code:
var StellarSdk = require('stellar-sdk'...
2
votes
2answers
326 views
How should the changeTrust Operation be used?
If I want to create a trustline between my issuing account and new users accounts, how do I do this. I tried with this code:
const StellarSdk = require('stellar-sdk');
StellarSdk.Network....
3
votes
1answer
201 views
Is it possible to make a request to an account other than “Friendbot” to receive Lumens?
From the documentation you can make a request using Javascript to the "Friendbot" to receive test Lumens for an account:
// The SDK does not have tools for creating test accounts, so you'll have to
//...
1
vote
0answers
97 views
Error when trying to install stellar-sdk from npm, “LINK : fatal error LNK1181: cannot open input file 'C:\OpenSSL-Win64\lib\libe ay32.lib'”
Anyone know what this means or how to fix it?
I ran the command npm install --save stellar-sdk
and got this
LINK : fatal error LNK1181: cannot open input file 'C:\OpenSSL-Win64\lib\libe
ay32.lib' [...
2
votes
2answers
128 views
How do I get the public keys from a transaction javascript
I am developing a site as college project and I cannot seem to understand how to implement StrKey to get the public key from a transaction.
I can decode the xdr but cannot seem to understand how to ...
3
votes
1answer
83 views
How to find cursor of a specific timestamp?
I need to find what's the cursor of a specific timestamp in order to let my users see their transactions by date.
Is there any function in an SDK or any endpoint on horizon server?
3
votes
1answer
44 views
Error when including 2 deps that both have stellar-base as a subdependency
When I include both stellar-hd-wallet and stellar-sdk in my project I get errors when requiring them both as stellar-base is included twice which also imports the generated XDR types twice causing the ...
2
votes
2answers
271 views
Get the operation record of a payment
Using the javascript sdk, I'm sending a payment like so:
const operation = Operation.payment({
destination: toAddress,
asset: asset,
amount: amount.toString()
});
const account = await ...
2
votes
1answer
156 views
How do I locally manage sequence no of an account?
I am trying to successfully send a transaction but its failing
whats the purpose of these two functions
1 - StellarSdk.Operation.createAccount
2 - StellarSdk.Operation.payment
if I am using an ...
1
vote
2answers
187 views
using stellar-sdk in angular
Anybody here who had been successful in using the stellar-sdk in angular without any error?
I am getting - cannot read property crc16xmodem error - anybody encountered this before?
7
votes
1answer
258 views
Why is the memo hash different from the one I specify during tx building?
I'm converting IPFS multi hash to hex, and after throwing away its prefix I want to attach that hash to a stellar transaction (something like here). I build it this way:
let transaction = new ...
3
votes
1answer
39 views
(Dup for different SDK) How can I build a transaction with a dynamic list of mutators or operations using the JS SDK?
This is exactly what I am after but in JS.
How can I build a transaction with a dynamic list of mutators or operations using the Go SDK?
Something like this would be great, and then it'd be easy to ...
3
votes
2answers
60 views
Is it possible to retrieve last N transactions or all transactions since a given timestamp?
The dapp I'm building can not rely on the paging mechanism described here, since after a short amount of time I will have a lot of transactions for a given account. Retrieving them all to only select ...
2
votes
2answers
92 views
Java SDK: Transaction object from envelope
In Javascript SDK, transaction can be built, signed and then be converted to envelope xdr/string format. This is very useful for multi sig operations since we can retrieve the transaction object from ...
