Questions tagged [eosjs]

QAs about the JavaScript module eosjs which uses RPC-APIs to interact with an EOS.IO blockchain.

46 questions with no upvoted or accepted answers
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1answer
113 views

modules.format.encodeName() replacement in 20.0.0?

In eosjs@16.0.9 I have a Eos.modules.format.encodeName() Is there something like that in eosjs@20.0.0 or what can I use to replace it?
3
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1answer
259 views

Error: fetching abi for <accountname>: Read past end of buffer

I am trying to send transaction but getting this error Error: fetching abi for : Read past end of buffer
3
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1answer
217 views

Deploy Contract from browser using eosjs

so I would like to deploy an EOS contract using eosjs. I encountered several problems (especially with converting the .abi and .wasm files). All the examples either use node (so fs is available) or an ...
3
votes
1answer
157 views

EOSJS how to query the top voters

I can get some unsorted voters by using await eos.getTableRows({ json: true, code: 'eosio', scope: 'eosio', table: 'voters', // tableKey, // lowerBound, // upperBound, ...
2
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1answer
28 views

Multinode data with eosjs

I need to prepare eosio dashboard for that I need multi nodes information. I am using eosjs nodejs library to get genesis node chain information. Can I get which other nodes are connected with genesis ...
2
votes
2answers
277 views

A possible alternative sign in/login process instead of firebase auth / amazon cognito using an eos contract?

I had the the idea of a secure alternative login process using an EOS smart contract instead of firebase or Amazon cognito. I would like to know if something like this feasible? My idea is somewhat ...
2
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0answers
20 views

How to deserialise extended amount?

How to deserialise extended amount from "0x00924c50832000000000000000000000" to a number in JS or PHP?
2
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0answers
161 views

How to calculate the minimum RAM & minimum Stake required for a new account?

In the browser via eosjs, I have made the below function adapted from the docs but how do I calculate the minimum RAM in bytes, stake_net_quantity and the stake_cpu_quantity? I understand these ...
1
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0answers
74 views

Unable to retrieve user tokens using get_currency_balance

I am trying to get user tokens with the following method: static async getUserTokens(userAccount) { console.log("Get tokens for: " + userAccount); try { const rpc = new JsonRpc("http://...
1
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2answers
1k views

Transaction requires authority, but does not have signatures for it

I am trying to send tokens from one account to another using eosjs & reactjs with the standard eosio.token contract but I have issues with the authority. Can someone please explain the meaning of ...
1
vote
2answers
270 views

New JSSignatureProvider is not a function in EOSJS

Version of EOSJS eos@fffff and eos@beta3 Describe the bug const JsSignatureProvider = require('eosjs/dist/eosjs-jssig'); const signature = new JsSignatureProvider([privKey]); TypeError: ...
1
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0answers
81 views

Demux: How to deserialize transaction data from MongoActionReader stored in MongoDB by mongo_db_plugin?

When I use NodeosActionReader I can get data passed as parametters to actions via payload.data.parametter. However when I use MongoActionReader payload.data contains only hex data. How to deserialize ...
1
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0answers
33 views

Payment to dapp with text comments best practice

I am new in eos, so maybe i say something strange. I want to create a dapp that can receive payments from mobile wallets with text comments. I imagine this like front end where user type text and ...
1
vote
3answers
148 views

How to “get currency balance” with mongo_db_plugin?

I'm struggling to find the answer to that issue and thought maybe the collective knowledge might be helpful ;-) I'm trying to get the balance of a certain token for a specific account from the ...
1
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0answers
284 views

Error 3090003 - How to provide signatures for eosio.code?

When I try call custom smart contract action I get this error. message":"transaction declares authority: '{\"actor\":\"triviafrenzy\",\"permission\":\"active\"}', but does not have ...
1
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0answers
71 views

Transaction exception while pushing transaction

While calling the push transaction API with the following body { "signatures": ["SIG_K1_K5umBpyieHE6czvtDMEAVjypG5Zz5sYo4NKbUkqJfe562mX22aLGwwZsYSQJLhBZi5s3hvjg6zVfS3ZucM97Ji5KNXSm4a"], ...
1
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0answers
97 views

generate eos keypair from Mnemonic/Seed

is it possible and is it secure to generate eos keypair using bip39 mnemonic seed? something like: const hdkey = require('hdkey') const wif = require('wif') const ecc = require('eosjs-ecc') const ...
1
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0answers
106 views

Maximum call stack size exceeded with scatterjs and eosjs

Use in vue const eosOptions = { expireInSeconds: 60 } const network ={ blockchain: 'eos', protocol: 'http', host: 'jungle.cryptolions.io', port: 18888, chainId:'...
1
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0answers
192 views

List of transactions from a contract

I've been on this all day and can't figuring it out on my own so I'm reaching out for your help ;-) How can I get the list of ALL the transactions associated with an account? I've tried to play ...
1
vote
2answers
286 views

How to transfer/deposit tokens on Front end Dapp with Scatter?

I am working on an EOS frontend Dapp with Scatter on local chain. I am getting a problem with transfer/deposit tokens from one account to another. After logging into scatter with "test1" and trying to ...
1
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0answers
93 views

scatter get identity generating a new publickey instead of using the keypair in the identity

I am trying to verify if account name belong to a publickey gotten in the client side with the browser. Why does scatter getIdenity function returns the right identity with the right eos account but ...
1
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0answers
312 views

How to call a contract from scatter

I want to make a transaction with Scatter but I'm getting this error function callContract(){ const account = scatter.identity.accounts.find(x => x.blockchain === 'eos'); const ...
1
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0answers
147 views

How to get assertion messages from Nodeos?

When I trigger a failing eosio_assert my Nodeos instance outputs something like: 2018-08-01T16:45:42.006 thread-0 http_plugin.cpp:476 handle_exception ] Exception Details: 3050003 ...
1
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0answers
256 views

Using recover_key with eosjs

I want to validate user signatures in my smart contract. As I understood, I am supposed to do that with recover_key function from crypto.h I am using JavaScript with eosjs and eosjs-ecc for ...
1
vote
1answer
65 views

latest EOSJS (20.0.0-beta2): missing node_modules/eosjs/lib/index.js?

Trying to import latest build of EOSJS but getting error: Error: ENOENT: no such file or directory, open '.../node_modules/eosjs/lib/index.js' previous versions 'work' until I try to access the Rpc....
0
votes
2answers
31 views

How to create an EOS account using eosjs without existing account and its private key

I have a question about EOS, eosio and eosjs. I want to create an EOS account using frontend website that I developed. I I recognize that creating an account needs existing account, and needs its ...
0
votes
1answer
14 views

EOSJS get information about a list of the multi-index table rows

Suppose that I have a user table, where each user has a status. TABLE user_info { name username; uint64_t status = 0; auto primary_key() const { return username.value; } }; ...
0
votes
1answer
17 views

EOSIO unsupported key_type uint64_t

I am using a secondary key to get table rows: static async getItemById(itemId){ try{ const rpc = new JsonRpc(process.env.REACT_APP_EOS_HTTP_ENDPOINT); const result = await rpc....
0
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0answers
5 views

Why scatter can only sign string within 12 characters?

when use scatter sign a string, you can sign message like this i have a dream but can't sign the message international song because the word international is more than 12 chars, why there's the limit?
0
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0answers
9 views

Generate Keypair from Mnemonic/seed in new eosjs

in the new eosjs, is there a way to generate keypair from seed. the older version have a method seedPrivate() but its deprecated in new version.
0
votes
1answer
15 views

EOS 'newaccount' action generates the error Error: missing authority.keys (type=key_weight[])

I have created a MultiNode Setup using the Bios Boot sequence https://developers.eos.io/welcome/latest/tutorials/bios-boot-sequence. And created the accounts as 'eosio' & 'accountnum11'. I am ...
0
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0answers
15 views

transaction authorization failed in execute A Multisig Transaction

I am facing this error,i follow all step first i propose a multisig transaction from the account of "adeelabbasna" then i approved the transaction with account of "rajazahoor11", ...
0
votes
1answer
25 views

Name should be less than 13 characters, or less than 14 if last character is between 1-5 or a-j

i am facing this error when i hit my Post API,Basically i am creating this API for propose the Multisig Transaction. And i am follow the documentation of EOSJS from offical website of EOSIO. MY naming ...
0
votes
1answer
29 views

How do I record LOG in eosio smart contract?

I deployed and tested eosio smart contract. I want to record the logs of a smart contract using the web API. How can I do this? I searched but didn't get any satisfying answer. I tried to get logs by ...
0
votes
0answers
24 views

EOSIO calculate transaction_mroot

As a general task i am trying to reverse engineer the production of a Block. With the help of EOSJS i was able to make a transaction from scratch and i can de/serialize it and sign it and so on. Now i ...
0
votes
1answer
106 views

Setting eosio.code permission for contract account in eosjs

I am trying to set the eosio.code permission for my contract on account kbo2byvpkbiy (private blockchain). The reason I want to do this is calling eosio.token/transfer from within this contract. All ...
0
votes
1answer
49 views

eoslime: Provided keys, permissions, and delays do not satisfy declared authorizations

When Trying to run my test with eoslime test and calling eoslime.Contract.deploy(...., ....) I get Error: the string "{\"code\":500,\"message\":\"Internal Service Error\",\"error\":{\"code\":...
0
votes
2answers
115 views

Error: fetching abi for eosio: deadline exceeded by xx us

When launching a transaction like: await eosioApi.transact({ actions: [ { account: "eosio", name: 'newaccount', authorization: [{ actor:...
0
votes
1answer
36 views

Can't create EOS Account with eosjs library (UnhandledPromiseRejectionWarning)

I have already run this code few weeks back and back then it was working perfectly but now it's giving me an error: UnhandledPromiseRejectionWarning: Error: account names can only be 12 chars long I ...
0
votes
1answer
103 views

How to sign this EOS transaction provided with below code and response?

This below code is working fine in testnet. I want to do transaction, signing and broadcasting individually. I generated the raw transaction, but I don't understand how to sign it. I have provided the ...
0
votes
1answer
189 views

How to get Block using JsonRpc from eosjs using nodejs?

Whenever I try to get the block using the eosjs in NodeJS like in the example I get the error 'Invalid Block number or ID, must be greater than 0 and less than 64 characters' Altho when I use other ...
0
votes
1answer
30 views

Cannot create account using EOSJS 16: Permissions Error

I know EOSJS 16 is deprecated, but I want to know how to solve this following error in it. var Eos = require('eosjs'); // Default configuration var config = { chainId: 'CID', // 32 byte (64 ...
0
votes
1answer
61 views

How to avoid CORS error on testnet?

When accessing an eos contract via eosjs, it works fine on a local net, but raises an error on testnet (jungle): Access to fetch at 'https://jungle.eosn.io/v1/chain/get_abi' from origin 'http://...
0
votes
1answer
105 views

Error while signing a transaction using nodejs wallet API?

I am building an eosdapp using nodejs code.I got the wallet api from the developers portal,but when i run the code i get the following error. {"code":500,"message":"Internal Service Error","error":{"...
0
votes
1answer
61 views

Scatter detection delay issue

I am working on developing a web app in EOS. I am using scatter browser extension to sign the transactions. During page load, the status of scatter is checked using the following code const setStatus ...
0
votes
1answer
73 views

How to retrieve filtered multi-index table data?

I have a smart contract that has a multi-index table called reservations - account, time, date, entity. From the code I am trying to use get_table_rows to get all reservations related to a given ...