mirror of
https://github.com/status-im/nim-codex.git
synced 2025-02-08 08:53:45 +00:00
59 lines
1.8 KiB
Nim
59 lines
1.8 KiB
Nim
import pkg/questionable
|
|
import pkg/metrics
|
|
|
|
import ../../logutils
|
|
import ../../market
|
|
import ../salesagent
|
|
import ../statemachine
|
|
import ./errorhandling
|
|
import ./cancelled
|
|
import ./failed
|
|
import ./ignored
|
|
import ./downloading
|
|
import ./errored
|
|
|
|
type SaleSlotReserving* = ref object of ErrorHandlingState
|
|
|
|
logScope:
|
|
topics = "marketplace sales reserving"
|
|
|
|
method `$`*(state: SaleSlotReserving): string =
|
|
"SaleSlotReserving"
|
|
|
|
method onCancelled*(state: SaleSlotReserving, request: StorageRequest): ?State =
|
|
return some State(SaleCancelled())
|
|
|
|
method onFailed*(state: SaleSlotReserving, request: StorageRequest): ?State =
|
|
return some State(SaleFailed())
|
|
|
|
method run*(state: SaleSlotReserving, machine: Machine): Future[?State] {.async.} =
|
|
let agent = SalesAgent(machine)
|
|
let data = agent.data
|
|
let context = agent.context
|
|
let market = context.market
|
|
|
|
logScope:
|
|
requestId = data.requestId
|
|
slotIndex = data.slotIndex
|
|
|
|
let canReserve = await market.canReserveSlot(data.requestId, data.slotIndex)
|
|
if canReserve:
|
|
try:
|
|
trace "Reserving slot"
|
|
await market.reserveSlot(data.requestId, data.slotIndex)
|
|
except MarketError as e:
|
|
if e.msg.contains "SlotReservations_ReservationNotAllowed":
|
|
debug "Slot cannot be reserved, ignoring", error = e.msg
|
|
return some State(SaleIgnored(reprocessSlot: false, returnBytes: true))
|
|
else:
|
|
return some State(SaleErrored(error: e))
|
|
# other CatchableErrors are handled "automatically" by the ErrorHandlingState
|
|
|
|
trace "Slot successfully reserved"
|
|
return some State(SaleDownloading())
|
|
else:
|
|
# do not re-add this slot to the queue, and return bytes from Reservation to
|
|
# the Availability
|
|
debug "Slot cannot be reserved, ignoring"
|
|
return some State(SaleIgnored(reprocessSlot: false, returnBytes: true))
|