Questions tagged [taquito]

Questions related to using the [Taquito](https://tezostaquito.io) Typescript/Javascript library to interact with the Tezos blockchain

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5
votes
3answers
324 views

How to decode raw transaction?

I am using @taquito to build and sign a transaction. But before I send it I want to decode it to check my destination address, amount etc like you would normally do for other blockchains. Not sure ...
5
votes
1answer
44 views

bigmap.get(key, “”) with default param in case of no entry for key in the map with Taquito

Can we do something similar to myMap.get(key, defaultValue = None) of smartPy with Taquito? An instruction like: const myContract = await Tezos.contract.at(contractAddress); const contractStorage = ...
4
votes
1answer
182 views

How do I get the storage value of a bigmap using pair datatype as key with taquito library?

I am using the taquito library to interact with a smart contract that I have uploaded to carthagenet. However, I am facing an issue in retrieving the value of a bigmap property in my smart contract ...
4
votes
2answers
190 views

Operation cost for invoking smart contract

I would like to find out if the smart contract's code size/storage or an operation's parameters helps to derive to the cost. Is there a formula to calculate the cost of the operation to be invoking a ...
4
votes
1answer
157 views

How to estimate Baker and Storage fee with @taquito for a contract?

I have a simple smart-contract that holds user funds and that can be withdrawn by sending a signed message. However, I would like to offer the possibility for users to anticipate the fees they have ...
3
votes
1answer
45 views

Is it possible to retrieve only a single variable from contract storage?

As far as I can tell using the taquito npm package, in order to get any storage from a contract, you have to get all of a contract's storage. This seems like it can become highly inefficient if you ...
2
votes
1answer
38 views

Get number of entries in bigmap

I am currently writing tests for a contract and for one of those tests, I would like to get the number of entries in a bigmap field of the contract's storage. I am using JavaScript with Taquito and ...
2
votes
2answers
157 views

Signing transaction with external hardware device and broadcasting on Babylonnet gives invalid signature

I am trying to broadcast a Tezos transaction on the Babylon testnet. I'm using an external military-grade hardware security module (HSM) located on a remote server. Its purpose is to never expose the ...
2
votes
2answers
81 views

Passing parameters in truffle tests

I have this parameter for a function: type modify_list is | Add of list(address) | Remove of list(address) type modify_list_michelson is michelson_or_right_comb(modify_list) When I try to supply ...
2
votes
1answer
56 views

Why aren't the offchain views appearing?

I'm extending the smartpy FA2 template # FA2 = sp.import_script_from_url("https://smartpy.io/dev/templates/FA2.py") class TezosLandNft(FA2.FA2): ... which has the following offchain views ...
2
votes
1answer
35 views

Interact with Tezos in xamarin

im searching for a way to communicate to the chain in my xamarin app. The problem is that the native libs like this https://github.com/mscappini/Tz.Net are not really well looked after so im searching ...
2
votes
1answer
31 views

How to get Harbinger price feed from Taquito

I get an http error 'Key not found' The contract is a harbinger (coinbase carthage) storage contract. What is the correct 'get' param ? Tezos.contract.at('KT1P7D7jt3PfjMpsEKPyao1kHQR93t7XR5zh') .then(...
2
votes
2answers
92 views

How do I get method arguments using Taquito?

When I have a object of type ContractAbstraction<ContractProvider>, I can get a key/value map of all the endpoints in the deployed contract like this: const contract: ContractAbstraction<...
2
votes
1answer
108 views

Specifying a counter for parallel transactions

I want to send transactions asynchronously (in parallel) with Taquito. For payments, this works well with a counter (see also https://github.com/ecadlabs/taquito/compare/allow-to-explicitly-set-...
1
vote
2answers
87 views

Taquito default entrypoint not found

I have deployed a smart contract on carthagenet. The contract only has a single entry point. Taquito is not able to find that single entry point. I tried both default and root methods and it doesn'...
1
vote
1answer
72 views

Can I iterate over a big_map using Taquito?

I have made a web interface for Tezos token interaction and now I would like to show a balance overview of the loaded tokens, i.e. show a list of address, account tuples . This requires me to be able ...
1
vote
2answers
32 views

How to prevent Taquito Tezos.estimate.transfer() from throwing a balance_too_low and cannot_pay_storage_fee error?

I have 9.9 tezos on my address tz2B35M8eHC6FhAVsQrtp8EBPri4H73w7W7C. I want to send all of it to another address tz1i4ezL2FZ1kZ8oqEY8n6wCr2eGRJPC4xin which has never been used and is thus empty. For ...
1
vote
1answer
17 views

How to fetch list of known addresses in Taquito?

Just like we can run tezos-client list known contracts to get a list of deployed contracts and any user accounts, is there a way to do the same using Taquito? So, in short, I've RPC address and wish ...
1
vote
1answer
27 views

How to convert hex string/bytes to ASCII characters

Using Taquito I can load the storage from a smart contract. This storage contains a map called token_info. If I call token_info.get('symbol'), I get a hex string of "4d494e". How do I ...
1
vote
2answers
54 views

How to fetch all the values in a big map using taquito?

Per the BigMapAbstraction Taquito API docs, there isn't a way to fetch all the values in that map. Is the suggested way to fetch all of values in the map by doing batch queries on it then? Or what's ...
1
vote
1answer
22 views

how to set type 'Sets' to orginate()

in smartpy, self.init(used = sp.set(t = sp.TSignature)) in taquito await Tezos.wallet.originate({ code: contractJson, storage: { used: [], } }) TezosOperationError { ...
1
vote
1answer
129 views

How to retrieve the transaction details using Operation Hash in Taquito

I am trying to retrieve the transaction details like status and data using the operation hash in taquito. What I want to achieve is basically take the op hash as user input and retrieve the details ...
1
vote
1answer
46 views

Invalid Parameter Error for getBalance() in FA 1.2 Token

We are working for FA 1.2 Tokens with the Ref Link: https://assets.tqtezos.com/docs/token-contracts/fa12/2-fa12-ligo/ and got stuck at this point. Code Used: const op = await contract.methods ...
1
vote
1answer
48 views

Trouble with calling a function with parameters with Taquito

I'm trying to use taquito to call a method in my contract. Note my contract was programmed in SmartPy (if that makes any difference). I am able to call contract.storage() without any problem. When ...
1
vote
1answer
55 views

Generating new Tz1 account from Taquito

In ConseilJs, there is a KeyStoreUtils which helps generate mnemonic and restore it to an account. Are there any ways in taquito library to perform similar action? Or do we need to install and import ...
1
vote
1answer
92 views

How to increase the counter of a transaction

I am using @taquito/taquito. To transfer tezos tokens from one address to another is am using below function. Tezos.contract.transfer({ to: toAddress, amount: amountToSend, ...
1
vote
0answers
25 views

Error: TypeError: Cannot read property 'isValidPrefix' of undefined {}

var Tezos = taquito.Tezos; Tezos.setProvider({rpc: 'https://carthagenet.SmartPy.io', signer: new taquitoTezbridgeSigner.TezBridgeSigner()}) const amount = 1; const ...
1
vote
1answer
68 views

error: Public Cannot be exposed!

const address = 'tz1Qzi4iMowq8z4BEihyU1HvFFxAUXc9PbAF' tezbridge.request({method: 'post_source'}) taquito.Tezos.setProvider({rpc: 'https://rpc.tzkt.io/mainnet', signer: new ...
0
votes
2answers
69 views

Listen for operations of a deployed contract

Coming from an ethereum web3 background, I'm accustomed to listening for a contract's events to figure out when things happen in my contract and react accordingly in the application. I'm looking for ...
0
votes
2answers
43 views

This.rpc.getBalance is not a function

I have a problem during the call to view the balance of an address. I'm following the various tutorials and the following error is raised: this.rpc.getBalance is not a function and it does not return ...
0
votes
1answer
58 views

Taquito + BeaconWallet = Signer?

I've configured Taquito to use the BeaconWallet this way: const wallet = new BeaconWallet(options) await wallet.requestPermissions({ network: { type: 'edonet' } ...
0
votes
1answer
29 views

Is there a way to list the supported networks from Temple using Taquito?

I'm using Taquito with Temple wallet (prev. Thanos) i my dapp. To connect the wallet I need to do wallet.connect(<name_of_network>). If I'm using the wrong network name here I get an error from ...
0
votes
1answer
39 views

ERROR: Public Key Cannot be Exposed

tezbridge.request({method: 'post_source'}) taquito.Tezos.setProvider({rpc: 'https://rpc.tzkt.io/mainnet', signer: new taquitoTezbridgeSigner.TezBridgeSigner()}) taquito.Tezos.contract.transfer({ to: ...
0
votes
1answer
13 views

Calling contract deployed on Tezos sandbox using Taquito

I've a simple contract deployed on Tezos sandbox (https://assets.tqtezos.com/docs/setup/2-sandbox/) and I'm using Taquito in frontend to call this contract. Earlier, I deployed the contract to global ...
0
votes
1answer
32 views

How do I transfer tez while invoking a smart contract using Taquito?

const op = await contract.methods .buy(contractParams?.height, contractParams?.width) .send(); I have a buy entrypoint and would like to pass in some parameters and some tez at the ...
0
votes
1answer
56 views

Storage is not getting returned by taquito

I am retrieving the instance of my contract properly with taquito as shown in the taquito example: const tezos = new TezosToolkit('https://mainnet-tezos.giganode.io/'); Then I go with tezos.at... And ...
0
votes
0answers
20 views

DAppClient with Tezos SetProvider? (this.walletProvider.mapOriginateParamsToWalletParams is not a function)

const wallet = await this.getWallet(this.selectedNetwork); // get wallet using DAppClient... const Tezos = new TezosToolkit(this.config.rpc_endpoints[this.selectedNetwork]); Tezos.setProvider({ ...
0
votes
1answer
86 views

Calling contract entrypoint having complex parameters

I am trying to call FA-2.0 transfer entry point using tezos taquito, I have also gone through https://tezostaquito.io/docs/complex_parameters/. however I get the error below when I try to call ...
0
votes
0answers
47 views

How to estimate transaction fee without initializing a signer in taquito?

I am trying to estimate the fees for a transaction call using the Tezos.estimate.transfer() function but it is asking to initialize a signer. Is it possible to make an estimate call without a signer ...
0
votes
0answers
17 views

Adding API key for node in Taquito

How do i add an API key for my rpc in set provider? I could not find the apiKey parameter in the document https://tezostaquito.io/typedoc/classes/_taquito_rpc.rpcclient.html