57 lines
1.6 KiB
Nim
57 lines
1.6 KiB
Nim
import pkg/chronicles
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import ../statemachine
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import ../salesagent
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import ./filled
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import ./finished
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import ./failed
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import ./errored
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import ./cancelled
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import ./payout
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logScope:
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topics = "marketplace sales unknown"
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type
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SaleUnknown* = ref object of SaleState
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SaleUnknownError* = object of CatchableError
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UnexpectedSlotError* = object of SaleUnknownError
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method `$`*(state: SaleUnknown): string = "SaleUnknown"
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method onCancelled*(state: SaleUnknown, request: StorageRequest): ?State =
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return some State(SaleCancelled())
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method onFailed*(state: SaleUnknown, request: StorageRequest): ?State =
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return some State(SaleFailed())
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method run*(state: SaleUnknown, machine: Machine): Future[?State] {.async.} =
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let agent = SalesAgent(machine)
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let data = agent.data
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let market = agent.context.market
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await agent.retrieveRequest()
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await agent.subscribe()
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without slotIndex =? data.slotIndex:
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raiseAssert("no slot index assigned")
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let slotId = slotId(data.requestId, slotIndex)
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without slotState =? await market.slotState(slotId):
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let error = newException(SaleUnknownError, "cannot retrieve slot state")
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return some State(SaleErrored(error: error))
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case slotState
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of SlotState.Free:
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let error = newException(UnexpectedSlotError,
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"slot state on chain should not be 'free'")
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return some State(SaleErrored(error: error))
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of SlotState.Filled:
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return some State(SaleFilled())
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of SlotState.Finished:
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return some State(SalePayout())
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of SlotState.Paid:
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return some State(SaleFinished())
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of SlotState.Failed:
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return some State(SaleFailed())
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