CdpEngine¶

Calls¶

deregister_liquidation_contract¶

Attributes¶

Name	Type
address	`EvmAddress`

Python¶

call = substrate.compose_call(
    'CdpEngine', 'deregister_liquidation_contract', {'address': '[u8; 20]'}
)

liquidate¶

Attributes¶

Name	Type
currency_id	`CurrencyId`
who	`<T::Lookup as StaticLookup>::Source`

Python¶

call = substrate.compose_call(
    'CdpEngine', 'liquidate', {
    'currency_id': {
        'DexShare': (
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
        ),
        'Erc20': '[u8; 20]',
        'ForeignAsset': 'u16',
        'LiquidCrowdloan': 'u32',
        'StableAssetPoolToken': 'u32',
        'Token': (
            'ACA',
            'AUSD',
            'DOT',
            'LDOT',
            'TAP',
            'KAR',
            'KUSD',
            'KSM',
            'LKSM',
            'TAI',
            'BNC',
            'VSKSM',
            'PHA',
            'KINT',
            'KBTC',
        ),
    },
    'who': {
        'Address20': '[u8; 20]',
        'Address32': '[u8; 32]',
        'Id': 'AccountId',
        'Index': 'u32',
        'Raw': 'Bytes',
    },
}
)

register_liquidation_contract¶

Attributes¶

Name	Type
address	`EvmAddress`

Python¶

call = substrate.compose_call(
    'CdpEngine', 'register_liquidation_contract', {'address': '[u8; 20]'}
)

set_collateral_params¶

Attributes¶

Name	Type
currency_id	`CurrencyId`
interest_rate_per_sec	`ChangeOptionRate`
liquidation_ratio	`ChangeOptionRatio`
liquidation_penalty	`ChangeOptionRate`
required_collateral_ratio	`ChangeOptionRatio`
maximum_total_debit_value	`ChangeBalance`

Python¶

call = substrate.compose_call(
    'CdpEngine', 'set_collateral_params', {
    'currency_id': {
        'DexShare': (
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
        ),
        'Erc20': '[u8; 20]',
        'ForeignAsset': 'u16',
        'LiquidCrowdloan': 'u32',
        'StableAssetPoolToken': 'u32',
        'Token': (
            'ACA',
            'AUSD',
            'DOT',
            'LDOT',
            'TAP',
            'KAR',
            'KUSD',
            'KSM',
            'LKSM',
            'TAI',
            'BNC',
            'VSKSM',
            'PHA',
            'KINT',
            'KBTC',
        ),
    },
    'interest_rate_per_sec': {
        'NewValue': (None, 'u128'),
        'NoChange': None,
    },
    'liquidation_penalty': {
        'NewValue': (None, 'u128'),
        'NoChange': None,
    },
    'liquidation_ratio': {
        'NewValue': (None, 'u128'),
        'NoChange': None,
    },
    'maximum_total_debit_value': {
        'NewValue': 'u128',
        'NoChange': None,
    },
    'required_collateral_ratio': {
        'NewValue': (None, 'u128'),
        'NoChange': None,
    },
}
)

settle¶

Attributes¶

Name	Type
currency_id	`CurrencyId`
who	`<T::Lookup as StaticLookup>::Source`

Python¶

call = substrate.compose_call(
    'CdpEngine', 'settle', {
    'currency_id': {
        'DexShare': (
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
        ),
        'Erc20': '[u8; 20]',
        'ForeignAsset': 'u16',
        'LiquidCrowdloan': 'u32',
        'StableAssetPoolToken': 'u32',
        'Token': (
            'ACA',
            'AUSD',
            'DOT',
            'LDOT',
            'TAP',
            'KAR',
            'KUSD',
            'KSM',
            'LKSM',
            'TAI',
            'BNC',
            'VSKSM',
            'PHA',
            'KINT',
            'KBTC',
        ),
    },
    'who': {
        'Address20': '[u8; 20]',
        'Address32': '[u8; 32]',
        'Id': 'AccountId',
        'Index': 'u32',
        'Raw': 'Bytes',
    },
}
)

Events¶

CloseCDPInDebitByDEX¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
owner	`T::AccountId`	`AccountId`
sold_collateral_amount	`Balance`	`u128`
refund_collateral_amount	`Balance`	`u128`
debit_value	`Balance`	`u128`

InterestRatePerSecUpdated¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
new_interest_rate_per_sec	`Option<Rate>`	`(None, 'u128')`

LiquidateUnsafeCDP¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
owner	`T::AccountId`	`AccountId`
collateral_amount	`Balance`	`u128`
bad_debt_value	`Balance`	`u128`
target_amount	`Balance`	`u128`

LiquidationContractDeregistered¶

Attributes¶

Name	Type	Composition
address	`EvmAddress`	`[u8; 20]`

LiquidationContractRegistered¶

Attributes¶

Name	Type	Composition
address	`EvmAddress`	`[u8; 20]`

LiquidationPenaltyUpdated¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
new_liquidation_penalty	`Option<Rate>`	`(None, 'u128')`

LiquidationRatioUpdated¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
new_liquidation_ratio	`Option<Ratio>`	`(None, 'u128')`

MaximumTotalDebitValueUpdated¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
new_total_debit_value	`Balance`	`u128`

RequiredCollateralRatioUpdated¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
new_required_collateral_ratio	`Option<Ratio>`	`(None, 'u128')`

SettleCDPInDebit¶

Attributes¶

Name	Type	Composition
collateral_type	`CurrencyId`	{'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'DexShare': ({'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}, {'Token': ('ACA', 'AUSD', 'DOT', 'LDOT', 'TAP', 'KAR', 'KUSD', 'KSM', 'LKSM', 'TAI', 'BNC', 'VSKSM', 'PHA', 'KINT', 'KBTC'), 'Erc20': '[u8; 20]', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16', 'StableAssetPoolToken': 'u32'}), 'Erc20': '[u8; 20]', 'StableAssetPoolToken': 'u32', 'LiquidCrowdloan': 'u32', 'ForeignAsset': 'u16'}
owner	`T::AccountId`	`AccountId`

Storage functions¶

CollateralParams¶

Python¶

result = substrate.query(
    'CdpEngine', 'CollateralParams', [
    {
        'DexShare': (
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
        ),
        'Erc20': '[u8; 20]',
        'ForeignAsset': 'u16',
        'LiquidCrowdloan': 'u32',
        'StableAssetPoolToken': 'u32',
        'Token': (
            'ACA',
            'AUSD',
            'DOT',
            'LDOT',
            'TAP',
            'KAR',
            'KUSD',
            'KSM',
            'LKSM',
            'TAI',
            'BNC',
            'VSKSM',
            'PHA',
            'KINT',
            'KBTC',
        ),
    },
]
)

Return value¶

{
    'interest_rate_per_sec': (None, 'u128'),
    'liquidation_penalty': (None, 'u128'),
    'liquidation_ratio': (None, 'u128'),
    'maximum_total_debit_value': 'u128',
    'required_collateral_ratio': (None, 'u128'),
}

DebitExchangeRate¶

Python¶

result = substrate.query(
    'CdpEngine', 'DebitExchangeRate', [
    {
        'DexShare': (
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
            {
                'Erc20': '[u8; 20]',
                'ForeignAsset': 'u16',
                'LiquidCrowdloan': 'u32',
                'StableAssetPoolToken': 'u32',
                'Token': (
                    'ACA',
                    'AUSD',
                    'DOT',
                    'LDOT',
                    'TAP',
                    'KAR',
                    'KUSD',
                    'KSM',
                    'LKSM',
                    'TAI',
                    'BNC',
                    'VSKSM',
                    'PHA',
                    'KINT',
                    'KBTC',
                ),
            },
        ),
        'Erc20': '[u8; 20]',
        'ForeignAsset': 'u16',
        'LiquidCrowdloan': 'u32',
        'StableAssetPoolToken': 'u32',
        'Token': (
            'ACA',
            'AUSD',
            'DOT',
            'LDOT',
            'TAP',
            'KAR',
            'KUSD',
            'KSM',
            'LKSM',
            'TAI',
            'BNC',
            'VSKSM',
            'PHA',
            'KINT',
            'KBTC',
        ),
    },
]
)

Return value¶

'u128'

LastAccumulationSecs¶

Python¶

result = substrate.query(
    'CdpEngine', 'LastAccumulationSecs', []
)

Return value¶

'u64'

LiquidationContracts¶

Python¶

result = substrate.query(
    'CdpEngine', 'LiquidationContracts', []
)

Return value¶

['[u8; 20]']

Constants¶

DefaultDebitExchangeRate¶

Value¶

100000000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'DefaultDebitExchangeRate')

DefaultLiquidationPenalty¶

Value¶

80000000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'DefaultLiquidationPenalty')

DefaultLiquidationRatio¶

Value¶

1500000000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'DefaultLiquidationRatio')

GetStableCurrencyId¶

Value¶

{'Token': 'KUSD'}

Python¶

constant = substrate.get_constant('CdpEngine', 'GetStableCurrencyId')

MaxLiquidationContractSlippage¶

Value¶

150000000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'MaxLiquidationContractSlippage')

MaxLiquidationContracts¶

Value¶

Python¶

constant = substrate.get_constant('CdpEngine', 'MaxLiquidationContracts')

MaxSwapSlippageCompareToOracle¶

Value¶

100000000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'MaxSwapSlippageCompareToOracle')

MinimumDebitValue¶

Value¶

50000000000000

Python¶

constant = substrate.get_constant('CdpEngine', 'MinimumDebitValue')

PalletId¶

Value¶

'0x6163612f63647065'

Python¶

constant = substrate.get_constant('CdpEngine', 'PalletId')

UnsignedPriority¶

Value¶

14999999999000

Python¶

constant = substrate.get_constant('CdpEngine', 'UnsignedPriority')