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https://github.com/codex-storage/nim-codex.git
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3181361658
* [state machine] Allow querying of state properties * [purchasing] use new state machine * [state machine] remove old state machine implementation * [purchasing] remove duplication in error handling
33 lines
962 B
Nim
33 lines
962 B
Nim
import ../statemachine
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import ./errorhandling
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import ./submitted
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import ./started
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import ./cancelled
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import ./finished
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import ./failed
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import ./error
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type PurchaseUnknown* = ref object of ErrorHandlingState
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method `$`*(state: PurchaseUnknown): string =
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"unknown"
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method run*(state: PurchaseUnknown, machine: Machine): Future[?State] {.async.} =
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let purchase = Purchase(machine)
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if (request =? await purchase.market.getRequest(purchase.requestId)) and
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(requestState =? await purchase.market.requestState(purchase.requestId)):
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purchase.request = some request
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case requestState
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of RequestState.New:
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return some State(PurchaseSubmitted())
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of RequestState.Started:
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return some State(PurchaseStarted())
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of RequestState.Cancelled:
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return some State(PurchaseCancelled())
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of RequestState.Finished:
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return some State(PurchaseFinished())
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of RequestState.Failed:
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return some State(PurchaseFailed())
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