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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| import { produce } from 'immer'; | ||
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|
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| import { | ||
| IndexerAssetPositionResponseObject, | ||
| IndexerPositionSide, | ||
| } from '@/types/indexer/indexerApiGen'; | ||
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|
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| import { MustBigNumber } from '@/lib/numbers'; | ||
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| import { SubaccountBatchedOperations, SubaccountOperations } from '../types/operationTypes'; | ||
| import { ChildSubaccountData, ParentSubaccountData } from '../types/rawTypes'; | ||
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| export function createUsdcDepositOperations({ | ||
| subaccountNumber, | ||
| depositAmount, | ||
| }: { | ||
| subaccountNumber: number; | ||
| depositAmount: string; | ||
| }): SubaccountBatchedOperations { | ||
| return { | ||
| operations: [ | ||
| SubaccountOperations.ModifyUsdcAssetPosition({ | ||
| subaccountNumber, | ||
| changes: { | ||
| size: depositAmount, | ||
| }, | ||
| }), | ||
| ], | ||
| }; | ||
| } | ||
|
|
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| export function createUsdcWithdrawalOperations({ | ||
| subaccountNumber, | ||
| withdrawAmount, | ||
| }: { | ||
| subaccountNumber: number; | ||
| withdrawAmount: string; | ||
| }): SubaccountBatchedOperations { | ||
| return { | ||
| operations: [ | ||
| SubaccountOperations.ModifyUsdcAssetPosition({ | ||
| subaccountNumber, | ||
| changes: { | ||
| size: MustBigNumber(withdrawAmount).negated().toString(), | ||
| }, | ||
| }), | ||
| ], | ||
| }; | ||
| } | ||
|
|
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| function modifyUsdcAssetPosition( | ||
| parentSubaccountData: ParentSubaccountData, | ||
| payload: { | ||
| subaccountNumber: number; | ||
| changes: Partial<Pick<IndexerAssetPositionResponseObject, 'size'>>; | ||
| } | ||
| ): ParentSubaccountData { | ||
| const { subaccountNumber, changes } = payload; | ||
| if (!changes.size) return parentSubaccountData; | ||
| const sizeBN = MustBigNumber(changes.size); | ||
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| let childSubaccount: ChildSubaccountData | undefined = | ||
| parentSubaccountData.childSubaccounts[subaccountNumber]; | ||
|
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| if (childSubaccount != null) { | ||
| // Modify childSubaccount | ||
| if (childSubaccount.assetPositions.USDC != null) { | ||
| const size = MustBigNumber(childSubaccount.assetPositions.USDC.size).plus(sizeBN).toString(); | ||
|
|
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| const updatedChildSubaccount = produce(childSubaccount, (draftChildSubaccount) => { | ||
| if (draftChildSubaccount.assetPositions.USDC) { | ||
| draftChildSubaccount.assetPositions.USDC.size = size; | ||
| } | ||
| }); | ||
|
|
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| childSubaccount = updatedChildSubaccount; | ||
| } else { | ||
| if (sizeBN.gt(0)) { | ||
| const updatedChildSubaccount = produce(childSubaccount, (draftChildSubaccount) => { | ||
| draftChildSubaccount.assetPositions.USDC = { | ||
| assetId: '0', | ||
| symbol: 'USDC', | ||
| size: sizeBN.toString(), | ||
| side: IndexerPositionSide.LONG, | ||
| subaccountNumber, | ||
| }; | ||
| }); | ||
|
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| childSubaccount = updatedChildSubaccount; | ||
| } | ||
| } | ||
| } else { | ||
| // Upsert ChildSubaccountData into parentSubaccountData.childSubaccounts | ||
| childSubaccount = { | ||
| address: parentSubaccountData.address, | ||
| subaccountNumber, | ||
| openPerpetualPositions: {}, | ||
| assetPositions: { | ||
| USDC: { | ||
| assetId: '0', | ||
| symbol: 'USDC', | ||
| size: sizeBN.toString(), | ||
| side: IndexerPositionSide.LONG, | ||
| subaccountNumber, | ||
| }, | ||
| }, | ||
| } satisfies ChildSubaccountData; | ||
| } | ||
|
|
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| return produce(parentSubaccountData, (draftParentSubaccountData) => { | ||
| draftParentSubaccountData.childSubaccounts[subaccountNumber] = childSubaccount; | ||
| }); | ||
| } | ||
|
|
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| export function applyOperationsToSubaccount( | ||
| parentSubaccount: ParentSubaccountData, | ||
| batchedOperations: SubaccountBatchedOperations | ||
| ): ParentSubaccountData { | ||
| let parentSubaccountData: ParentSubaccountData = parentSubaccount; | ||
|
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| batchedOperations.operations.forEach((op) => { | ||
| SubaccountOperations.match(op, { | ||
| AddPerpetualPosition: () => { | ||
| // TODO: Implement addPerpetualPosition | ||
| }, | ||
| ModifyPerpetualPosition: () => { | ||
| // TODO: Implement modifyPerpetualPosition | ||
| }, | ||
| ModifyUsdcAssetPosition: (args) => { | ||
| parentSubaccountData = modifyUsdcAssetPosition(parentSubaccountData, args); | ||
| }, | ||
| }); | ||
| }); | ||
|
|
||
| return parentSubaccountData; | ||
| } |
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