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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,159 @@ | ||
| import { defaultPsmTypes } from '../'; | ||
| import { | ||
| PSM_FEE_IN, | ||
| PSM_FEE_OUT, | ||
| TOKEN_ALLOWANCE_BASE, | ||
| PSM_ALLOWANCE, | ||
| COLLATERAL_DEBT_AVAILABLE, | ||
| DEBT_CEILING, | ||
| ENCUMBERED_COLLATERAL, | ||
| PSM_TYPE_COLLATERAL_AMOUNT | ||
| } from './_constants'; | ||
| import { fromRay } from '../utils'; | ||
| import { ALLOWANCE_AMOUNT } from './token'; | ||
|
|
||
| export const psmFeeIn = { | ||
| generate: psmIlkName => { | ||
| const contractName = `${psmIlkName.replace(/-/g, '_')}`; | ||
| return { | ||
| id: `${contractName}.feeIn`, | ||
| contract: contractName, | ||
| call: ['feeIn()(uint256)'] | ||
| }; | ||
| }, | ||
| returns: [[PSM_FEE_IN, fromRay]] | ||
| }; | ||
|
|
||
| export const psmFeeOut = { | ||
| generate: psmIlkName => { | ||
| const contractName = `${psmIlkName.replace(/-/g, '_')}`; | ||
| return { | ||
| id: `${contractName}.feeIn`, | ||
| contract: contractName, | ||
| call: ['feeOut()(uint256)'] | ||
| }; | ||
| }, | ||
| returns: [[PSM_FEE_OUT, fromRay]] | ||
| }; | ||
|
|
||
| export const psmFees = { | ||
| generate: () => ({ | ||
| dependencies: [ | ||
| ...defaultPsmTypes.map(({ ilk }) => [PSM_FEE_IN, ilk]), | ||
| ...defaultPsmTypes.map(({ ilk }) => [PSM_FEE_OUT, ilk]) | ||
| ], | ||
| computed: (...fees) => { | ||
| const feesIn = fees.slice(0, fees.length / 2); | ||
| const feesOut = fees.slice(fees.length / 2, fees.length); | ||
| return defaultPsmTypes.reduce( | ||
| (acc, { ilk }, idx) => ({ | ||
| ...acc, | ||
| [ilk]: { join: feesIn[idx], exit: feesOut[idx] } | ||
| }), | ||
| {} | ||
| ); | ||
| } | ||
| }) | ||
| }; | ||
|
|
||
| export const psmAllowance = { | ||
| generate: (address, psmIlk, token) => ({ | ||
| dependencies: ({ get }) => { | ||
| const psmIlkAddress = get('smartContract').getContractAddress( | ||
| psmIlk.replace(/-/g, '_') | ||
| ); | ||
| return [ | ||
| token === 'ETH' | ||
| ? [[ALLOWANCE_AMOUNT]] | ||
| : [TOKEN_ALLOWANCE_BASE, address, psmIlkAddress, token] | ||
| ]; | ||
| }, | ||
| computed: v => v.isEqualTo(ALLOWANCE_AMOUNT) | ||
| }) | ||
| }; | ||
|
|
||
| export const psmAllowances = { | ||
| generate: address => ({ | ||
| dependencies: [ | ||
| ...defaultPsmTypes.map(({ ilk, currency }) => [ | ||
| PSM_ALLOWANCE, | ||
| address, | ||
| ilk, | ||
| currency.symbol | ||
| ]), | ||
| ...defaultPsmTypes.map(({ ilk, pair }) => [ | ||
| PSM_ALLOWANCE, | ||
| address, | ||
| ilk, | ||
| pair.symbol | ||
| ]) | ||
| ], | ||
| computed: (...allowances) => { | ||
| const joinAllowance = allowances.slice(0, allowances.length / 2); | ||
| const exitAllowance = allowances.slice( | ||
| allowances.length / 2, | ||
| allowances.length | ||
| ); | ||
| return defaultPsmTypes.reduce( | ||
| (acc, { ilk }, idx) => ({ | ||
| ...acc, | ||
| [ilk]: { join: joinAllowance[idx], exit: exitAllowance[idx] } | ||
| }), | ||
| {} | ||
| ); | ||
| } | ||
| }) | ||
| }; | ||
|
|
||
| export const psmTypeCollateralAmount = { | ||
| generate: psmIlk => ({ | ||
| dependencies: ({ get }) => { | ||
| const psmIlkAddress = get('smartContract').getContractAddress( | ||
| psmIlk.replace(/-/g, '_') | ||
| ); | ||
| return [[ENCUMBERED_COLLATERAL, psmIlk, psmIlkAddress]]; | ||
| }, | ||
| computed: v => { | ||
| const { currency } = defaultPsmTypes.find(types => types.ilk === psmIlk); | ||
| return currency(v); | ||
| } | ||
| }) | ||
| }; | ||
|
|
||
| export const psmTypesInfo = { | ||
| generate: () => ({ | ||
| dependencies: [ | ||
| ...defaultPsmTypes.map(({ ilk }) => [PSM_TYPE_COLLATERAL_AMOUNT, ilk]), | ||
| ...defaultPsmTypes.map(({ ilk }) => [COLLATERAL_DEBT_AVAILABLE, ilk]), | ||
| ...defaultPsmTypes.map(({ ilk }) => [DEBT_CEILING, ilk]) | ||
| ], | ||
| computed: (...info) => { | ||
| const collateralAmounts = info.slice(0, info.length / 3); | ||
| const debtsAvailable = info.slice(info.length / 3, (info.length * 2) / 3); | ||
| const debtCeilings = info.slice((info.length * 2) / 3, info.length); | ||
| return defaultPsmTypes.reduce( | ||
| (acc, { ilk }, idx) => ({ | ||
| ...acc, | ||
| [ilk]: { | ||
| collateral: collateralAmounts[idx], | ||
| ceiling: debtCeilings[idx], | ||
| debtAvailable: debtsAvailable[idx] | ||
| } | ||
| }), | ||
| {} | ||
| ); | ||
| } | ||
| }) | ||
| }; | ||
|
|
||
| export default { | ||
| psmFeeIn, | ||
| psmFeeOut, | ||
|
|
||
| // computed | ||
| psmFees, | ||
| psmAllowance, | ||
| psmAllowances, | ||
| psmTypeCollateralAmount, | ||
| psmTypesInfo | ||
| }; |