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splice-mainnet/Splice Daml Models splice-test-trading-app docs Splice.Testing.Apps.TradingApp

Splice.Testing.Apps.TradingApp

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Splice.Testing.Apps.TradingApp

An example of how to build an OTC trading app for multi-leg standard token trades.

Used as part of the testing infrastructure to test the DvP workflows based on the token standard.

Templates

template OTCTrade

Signatory: venue, tradingParties transferLegs

Field

Type

Description

venue

Party

transferLegs

TextMap TransferLeg

tradeCid

ContractId OTCTradeProposal

createdAt

Time

prepareUntil

Time

settleBefore

Time

  • Choice Archive

    Controller: venue, tradingParties transferLegs

    Returns: ()

    (no fields)

  • Choice OTCTrade_Cancel

    Controller: venue

    Returns: TextMap (Optional Allocation_CancelResult)

    Field

    Type

    Description

    allocationsWithContext

    TextMap (ContractId Allocation, ExtraArgs)

  • Choice OTCTrade_Settle

    Controller: venue

    Returns: TextMap Allocation_ExecuteTransferResult

    Field

    Type

    Description

    allocationsWithContext

    TextMap (ContractId Allocation, ExtraArgs)

  • interface instance AllocationRequest for OTCTrade

template OTCTradeProposal

Signatory: approvers

Field

Type

Description

venue

Party

tradeCid

Optional (ContractId OTCTradeProposal)

transferLegs

TextMap TransferLeg

approvers

[Party]

Parties that have approved the proposal

Functions

tradeAllocations

: SettlementInfo -> TextMap TransferLeg -> TextMap AllocationSpecification

tradingParties

: TextMap TransferLeg -> Set Party

require

: CanAssert m => Text -> Bool -> m ()

Check whether a required condition is true. If it’s not, abort the transaction with a message saying that the requirement was not met.

makeTradeRef

: ContractId OTCTradeProposal -> Reference

zipTextMaps

: TextMap a -> TextMap b -> TextMap (Optional a, Optional b)

forTextMapWithKey

: Applicative f => TextMap a -> (Text -> a -> f b) -> f (TextMap b)

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