nim-codex/codex/sales/states/filled.nim

64 lines
1.9 KiB
Nim

import pkg/questionable
import pkg/questionable/results
import pkg/chronicles
import ../../conf
import ../statemachine
import ../salesagent
import ./errorhandling
import ./errored
import ./cancelled
import ./failed
import ./proving
import ./provingsimulated
logScope:
topics = "marketplace sales filled"
type
SaleFilled* = ref object of ErrorHandlingState
HostMismatchError* = object of CatchableError
method onCancelled*(state: SaleFilled, request: StorageRequest): ?State =
return some State(SaleCancelled())
method onFailed*(state: SaleFilled, request: StorageRequest): ?State =
return some State(SaleFailed())
method `$`*(state: SaleFilled): string = "SaleFilled"
method run*(state: SaleFilled, machine: Machine): Future[?State] {.async.} =
let agent = SalesAgent(machine)
let data = agent.data
let context = agent.context
let market = context.market
let host = await market.getHost(data.requestId, data.slotIndex)
let me = await market.getSigner()
if host == me.some:
info "Slot succesfully filled", requestId = $data.requestId, slotIndex = $data.slotIndex
without request =? data.request:
raiseAssert "no sale request"
if onFilled =? agent.onFilled:
onFilled(request, data.slotIndex)
without onExpiryUpdate =? context.onExpiryUpdate:
raiseAssert "onExpiryUpdate callback not set"
let requestEnd = await market.getRequestEnd(data.requestId)
if err =? (await onExpiryUpdate(request.content.cid, requestEnd)).errorOption:
return some State(SaleErrored(error: err))
when codex_enable_proof_failures:
if context.simulateProofFailures > 0:
info "Proving with failure rate", rate = context.simulateProofFailures
return some State(SaleProvingSimulated(failEveryNProofs: context.simulateProofFailures))
return some State(SaleProving())
else:
let error = newException(HostMismatchError, "Slot filled by other host")
return some State(SaleErrored(error: error))