nim-dagger/dagger/contracts/interactions.nim

74 lines
1.9 KiB
Nim

import pkg/ethers
import pkg/chronicles
import ../purchasing
import ../sales
import ../proving
import ./deployment
import ./storage
import ./market
import ./proofs
export purchasing
export sales
export proving
export chronicles
type
ContractInteractions* = ref object
purchasing*: Purchasing
sales*: Sales
proving*: Proving
proc new*(_: type ContractInteractions,
signer: Signer,
deployment: Deployment): ?ContractInteractions =
without address =? deployment.address(Storage):
error "Unable to determine address of the Storage smart contract"
return none ContractInteractions
let contract = Storage.new(address, signer)
let market = OnChainMarket.new(contract)
let proofs = OnChainProofs.new(contract)
some ContractInteractions(
purchasing: Purchasing.new(market),
sales: Sales.new(market),
proving: Proving.new(proofs)
)
proc new*(_: type ContractInteractions,
providerUrl: string,
deploymentFile: string = string.default,
account = Address.default): ?ContractInteractions =
let provider = JsonRpcProvider.new(providerUrl)
var signer: Signer
if account == Address.default:
signer = provider.getSigner()
else:
signer = provider.getSigner(account)
var deploy: Deployment
try:
if deploymentFile == string.default:
deploy = deployment()
else:
deploy = deployment(deploymentFile)
except IOError as e:
error "Unable to read deployment json", msg = e.msg
return none ContractInteractions
ContractInteractions.new(signer, deploy)
proc new*(_: type ContractInteractions): ?ContractInteractions =
ContractInteractions.new("ws://localhost:8545")
proc start*(interactions: ContractInteractions) {.async.} =
interactions.sales.start()
await interactions.proving.start()
proc stop*(interactions: ContractInteractions) {.async.} =
interactions.sales.stop()
await interactions.proving.stop()