Questions tagged [pab]
the Plutus Application Back-end
33
questions
0
votes
1
answer
84
views
Is IOG’s PAB going to be deprecated?
I wonder if we should consider the official PAB deprecated.
- 1,304
0
votes
2
answers
55
views
Upload Smartcontract to Blockchain
I've seen a tutorial where a smart-contract was uploaded to Cardano Blockchain using cardano-cli, so I would like to do the same thing using plutus PAB. How would I do that? The tutorial on lecture 6 ...
1
vote
0
answers
24
views
When is Contract instance actually finished running?
I'm trying to write tests for my smart contracts.
I want to test if my contract has finished running by using this predicate:
-- | A 'TracePredicate' checking that the wallet's contract instance ...
- 599
1
vote
1
answer
99
views
Using Endpoints in a PAB Schema
I am trying to find a way to integrate endpoints from a native token staking contract and implement them into the PAB. I am assuming I will heavily be using the getSchema instance. Like so:
instance ...
- 21
1
vote
1
answer
128
views
Why do we need the ```plutus-chain-index``` to run and why does it take so long to sync
I'm trying to set up a PAB in order to test my contracts
Currently I have:
fully synced a cardano-node running on testnet
fully synced cardano-wallet tracking one wallet
a plutus-chain-index syncing ...
- 1,088
1
vote
0
answers
51
views
setting up the PAB - could not start the plutus-chain-index
I'm trying to follow the lesson 6 of iteration 3 of the plutus-pioneer-program
when trying to start che chain index trough the command (fromn the plutus-apps repository)
plutus-chain-index --config ./...
- 1,088
0
votes
1
answer
73
views
how to query the chain index tx endpoint?
The following curl is constructed via swagger that says it just needs the string, but this fails.
What am I doing wrong?
$curl -X 'POST' \
> 'http://localhost:9083/tx' \
> -H 'accept: ...
- 403
0
votes
2
answers
50
views
Why can't the PAB webserver find a socket in PAB-Nami demo?
I'm trying to run the PAB-Nami simple demo in the Plutus Apps repo. When I run the PAB, either using cabal or with the nix-shell script, I'm getting the error:
plutus-pab-nami-demo: Network.Socket....
- 3,247
0
votes
1
answer
68
views
Getting TypeError: EC is not a constructor running pab-nami
When running npm, start inside a nix-shell of plutus-apps/plutus-pab-executables/demo/pab-nami/client
4
votes
1
answer
66
views
How to start a instance of a SC with PAB and Nami wallet?
I am runnin a PAB server in mainnet but now I am struggling to run it with a external wallet (Nami)
I start the instance of the SC with the following command
curl --location --request POST 'http://...
- 73
1
vote
2
answers
253
views
What is the Cardano's equivalent to the Ethereum's EVM?
What is Cardano's smart contract engine called?
Smart contract language:
Solidity (Ethereum) => Plutus (Cardano) Simple enough, I get this.
Smart contract "engine":
EVM (Ethereum) => ?...
- 13
2
votes
1
answer
109
views
How does a Cardano DApp client authorize a payment?
Am I correct in thinking that this requires a DApp connector on the same device as the User's wallet?
Or could you have an app on the user's device that doesn't connect to their wallet, but somehow ...
- 229
2
votes
1
answer
168
views
Blockfrost and Plutus Application Backend [closed]
I am wondering if anyone has tried both backend services to develope smart contracts? I am aware that IOHK's PAB is compatible only with Plutus whereas Blockfrost's API allows to use other programming ...
- 458
6
votes
1
answer
170
views
Good tutorials / resources for PAB (testnet)
Does anyone have good resources on the PAB connecting to the testnet? I know Lars Brünjes explained it in the pioneers program, but, at that time, we still had to rely on the emulator.
I also know we ...
- 968
9
votes
1
answer
338
views
How can I get a fully built transaction from the PAB
According to the Plutus team, the standard way of generating signed transactions containing smart contracts is to have the off-chain code generate a so called unbalanced transaction that is then, in a ...
- 1,521