> ## Documentation Index > Fetch the complete documentation index at: https://docs.canton.network/llms.txt > Use this file to discover all available pages before exploring further. # Splice.AmuletConfig > Documentation for Splice.AmuletConfig ## Data Types
**data** Amulet
> Deprecated type for specifying amounts and fees in units of Amulet. Use Splice.Amulet.Amulet directly instead. > >
> Amulet >
> > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) Amulet > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) Amulet
**data** AmuletConfig unit
> Configuration includes TransferConfig, issuance curve and tickDuration > > See Splice.Scripts.Parameters for concrete values. > >
> AmuletConfig >
> > > | Field | Type | Description | > > | ------------------------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | > > | transferConfig | TransferConfig unit | Configuration determining the fees and limits for Amulet transfers | > > | issuanceCurve | Schedule [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) IssuanceConfig | Issuance curve to use. | > > | decentralizedSynchronizer | AmuletDecentralizedSynchronizerConfig | Configuration for the decentralized synchronizer and its fees. TODO(M4-85): the values in here are likely quite large (several URls and long synchronizerIds) and not required for executing transfers. Split this part of the config out into a separate contract as a performance optimization. | > > | tickDuration | [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) | Duration of a tick, which is the duration of half a round. | > > | packageConfig | PackageConfig | Configuration determining the version of each package that should be used for command submissions. | > > | transferPreapprovalFee | [Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135) | Fee for keeping a transfer pre-approval around. | > > | featuredAppActivityMarkerAmount | [Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135) | \$-amount used for the conversion from FeaturedAppActivityMarker -> AppRewardCoupon | > > | optDevelopmentFundManager | [Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Party](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-party-57932) | Party authorized to manage and allocate minting rights from the Development Fund. | > > | externalPartyConfigStateTickDuration | [Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) | Half the lifetime of an `ExternalPartyConfigState` contract and the overlap between two successive contracts. Default: 24h. | > > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) (AmuletConfig unit) > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) (AmuletConfig unit) > > **instance** GetField "baseConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** GetField "configSchedule" AmuletRules (Schedule [Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886) (AmuletConfig USD)) > > **instance** GetField "decentralizedSynchronizer" (AmuletConfig unit) AmuletDecentralizedSynchronizerConfig > > **instance** GetField "externalPartyConfigStateTickDuration" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082)) > > **instance** GetField "featuredAppActivityMarkerAmount" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135)) > > **instance** GetField "issuanceCurve" (AmuletConfig unit) (Schedule [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) IssuanceConfig) > > **instance** GetField "newConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** GetField "newScheduleItem" AmuletRules\_AddFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** GetField "optDevelopmentFundManager" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Party](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-party-57932)) > > **instance** GetField "packageConfig" (AmuletConfig unit) PackageConfig > > **instance** GetField "scheduleItem" AmuletRules\_UpdateFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** GetField "tickDuration" (AmuletConfig unit) [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) > > **instance** GetField "transferConfig" (AmuletConfig unit) (TransferConfig unit) > > **instance** GetField "transferPreapprovalFee" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135)) > > **instance** SetField "baseConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** SetField "configSchedule" AmuletRules (Schedule [Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886) (AmuletConfig USD)) > > **instance** SetField "decentralizedSynchronizer" (AmuletConfig unit) AmuletDecentralizedSynchronizerConfig > > **instance** SetField "externalPartyConfigStateTickDuration" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082)) > > **instance** SetField "featuredAppActivityMarkerAmount" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135)) > > **instance** SetField "issuanceCurve" (AmuletConfig unit) (Schedule [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) IssuanceConfig) > > **instance** SetField "newConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** SetField "newScheduleItem" AmuletRules\_AddFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** SetField "optDevelopmentFundManager" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Party](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-party-57932)) > > **instance** SetField "packageConfig" (AmuletConfig unit) PackageConfig > > **instance** SetField "scheduleItem" AmuletRules\_UpdateFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** SetField "tickDuration" (AmuletConfig unit) [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082) > > **instance** SetField "transferConfig" (AmuletConfig unit) (TransferConfig unit) > > **instance** SetField "transferPreapprovalFee" (AmuletConfig unit) ([Optional](/appdev/reference/daml-standard-library/prelude#type-da-internal-prelude-optional-37153) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135)) > > **instance** Patchable (AmuletConfig USD)
**data** PackageConfig
> The package config defines for each daml package (identified by name) the package version that should be used for command submissions at that point. > >
> PackageConfig >
> > > | Field | Type | Description | > > | ------------------ | --------------------------------------------------------------------------------- | ----------- | > > | amulet | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > | amuletNameService | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > | dsoGovernance | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > | validatorLifecycle | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > | wallet | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > | walletPayments | [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) | | > > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) PackageConfig > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) PackageConfig > > **instance** GetField "amulet" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** GetField "amuletNameService" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** GetField "dsoGovernance" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** GetField "packageConfig" (AmuletConfig unit) PackageConfig > > **instance** GetField "validatorLifecycle" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** GetField "wallet" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** GetField "walletPayments" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "amulet" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "amuletNameService" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "dsoGovernance" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "packageConfig" (AmuletConfig unit) PackageConfig > > **instance** SetField "validatorLifecycle" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "wallet" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** SetField "walletPayments" PackageConfig [Text](/appdev/reference/daml-standard-library/prelude#type-ghc-types-text-51952) > > **instance** Patchable PackageConfig
**data** TransferConfig unit
> Configuration determining the fees and limits for Amulet transfers granted by the AmuletRules. > > See Splice.Scripts.Parameters for concrete values. > >
> TransferConfig >
> > > | Field | Type | Description | > > | ---------------------------- | --------------------------------------------------------------------------------------- | ----------------------------------------------------------- | > > | createFee | FixedFee | Fee to create a new amulet. | > > | holdingFee | RatePerRound | Fee for keeping an amulet around. | > > | transferFee | SteppedRate | Fee for transferring some amount of amulet to a new owner. | > > | lockHolderFee | FixedFee | Fee per lock holder of a locked amulet. | > > | extraFeaturedAppRewardAmount | [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135) | Extra \$-amount of reward for featured apps. | > > | maxNumInputs | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | Maximum number of batch inputs for a transfer. | > > | maxNumOutputs | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | Maximum number of batch outputs for a transfer. | > > | maxNumLockHolders | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | Maximum number of lock holders allowed for a locked amulet. | > > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) (TransferConfig unit) > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) (TransferConfig unit) > > **instance** GetField "config" TransferContextSummary (TransferConfig Amulet) > > **instance** GetField "createFee" (TransferConfig unit) FixedFee > > **instance** GetField "extraFeaturedAppRewardAmount" (TransferConfig unit) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135) > > **instance** GetField "holdingFee" (TransferConfig unit) RatePerRound > > **instance** GetField "lockHolderFee" (TransferConfig unit) FixedFee > > **instance** GetField "maxNumInputs" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "maxNumLockHolders" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "maxNumOutputs" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "transferConfig" (AmuletConfig unit) (TransferConfig unit) > > **instance** GetField "transferConfigUsd" OpenMiningRound (TransferConfig USD) > > **instance** GetField "transferFee" (TransferConfig unit) SteppedRate > > **instance** SetField "config" TransferContextSummary (TransferConfig Amulet) > > **instance** SetField "createFee" (TransferConfig unit) FixedFee > > **instance** SetField "extraFeaturedAppRewardAmount" (TransferConfig unit) [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135) > > **instance** SetField "holdingFee" (TransferConfig unit) RatePerRound > > **instance** SetField "lockHolderFee" (TransferConfig unit) FixedFee > > **instance** SetField "maxNumInputs" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "maxNumLockHolders" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "maxNumOutputs" (TransferConfig unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "transferConfig" (AmuletConfig unit) (TransferConfig unit) > > **instance** SetField "transferConfigUsd" OpenMiningRound (TransferConfig USD) > > **instance** SetField "transferFee" (TransferConfig unit) SteppedRate > > **instance** Patchable (TransferConfig USD)
**data** TransferConfigV2 unit
> Stripped down TransferConfig after CIP 78 removed fees. > >
> TransferConfigV2 >
> > > | Field | Type | Description | > > | ----------------- | ------------------------------------------------------------------------------- | ----------- | > > | holdingFee | RatePerRound | | > > | maxNumInputs | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | | > > | maxNumOutputs | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | | > > | maxNumLockHolders | [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) | | > > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) (TransferConfigV2 unit) > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) (TransferConfigV2 unit) > > **instance** GetField "config" TransferContextSummaryV2 (TransferConfigV2 Amulet) > > **instance** GetField "holdingFee" (TransferConfigV2 unit) RatePerRound > > **instance** GetField "maxNumInputs" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "maxNumLockHolders" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "maxNumOutputs" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** GetField "transferConfig" ExternalPartyConfigState (TransferConfigV2 USD) > > **instance** SetField "config" TransferContextSummaryV2 (TransferConfigV2 Amulet) > > **instance** SetField "holdingFee" (TransferConfigV2 unit) RatePerRound > > **instance** SetField "maxNumInputs" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "maxNumLockHolders" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "maxNumOutputs" (TransferConfigV2 unit) [Int](/appdev/reference/daml-standard-library/prelude#type-ghc-types-int-37261) > > **instance** SetField "transferConfig" ExternalPartyConfigState (TransferConfigV2 USD)
**data** USD
>
> USD >
> > **instance** [Eq](/appdev/reference/daml-standard-library/prelude#class-ghc-classes-eq-22713) USD > > **instance** [Show](/appdev/reference/daml-standard-library/prelude#class-ghc-show-show-65360) USD > > **instance** GetField "baseConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** GetField "configSchedule" AmuletRules (Schedule [Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886) (AmuletConfig USD)) > > **instance** GetField "newConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** GetField "newScheduleItem" AmuletRules\_AddFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** GetField "scheduleItem" AmuletRules\_UpdateFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** GetField "transferConfig" ExternalPartyConfigState (TransferConfigV2 USD) > > **instance** GetField "transferConfigUsd" OpenMiningRound (TransferConfig USD) > > **instance** SetField "baseConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** SetField "configSchedule" AmuletRules (Schedule [Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886) (AmuletConfig USD)) > > **instance** SetField "newConfig" AmuletRules\_SetConfig (AmuletConfig USD) > > **instance** SetField "newScheduleItem" AmuletRules\_AddFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** SetField "scheduleItem" AmuletRules\_UpdateFutureAmuletConfigSchedule ([Time](/appdev/reference/daml-standard-library/prelude#type-da-internal-lf-time-63886), AmuletConfig USD) > > **instance** SetField "transferConfig" ExternalPartyConfigState (TransferConfigV2 USD) > > **instance** SetField "transferConfigUsd" OpenMiningRound (TransferConfig USD) > > **instance** Patchable (AmuletConfig USD) > > **instance** Patchable (TransferConfig USD) ## Functions
transferConfigToTransferConfigV2 : TransferConfig unit -> TransferConfigV2 unit
getExternalPartyConfigStateTickDuration : AmuletConfig a -> [RelTime](/appdev/reference/daml-standard-library/da-time#type-da-time-types-reltime-23082)
defaultTransferPreapprovalFee : [Decimal](/appdev/reference/daml-standard-library/prelude#type-ghc-types-decimal-18135)
validAmuletConfig : AmuletConfig unit -> [Bool](/appdev/reference/daml-standard-library/prelude#type-ghc-types-bool-66265)
validTransferConfig : TransferConfig unit -> [Bool](/appdev/reference/daml-standard-library/prelude#type-ghc-types-bool-66265)
validPackageConfig : PackageConfig -> [Bool](/appdev/reference/daml-standard-library/prelude#type-ghc-types-bool-66265) Package configs are not constrained at the Daml level to maximize flexibility. In particular, empty packages versions might be used in the future to indicate that no version of that package should be vetted.