Capacity

---

Calls

---

set_epoch_length

Attributes

Name	Type
length	BlockNumberFor<T>

Python

call = substrate.compose_call(
    'Capacity', 'set_epoch_length', {'length': 'u32'}
)

---

stake

Attributes

Name	Type
target	MessageSourceId
amount	BalanceOf<T>

Python

call = substrate.compose_call(
    'Capacity', 'stake', {'amount': 'u128', 'target': 'u64'}
)

---

unstake

Attributes

Name	Type
target	MessageSourceId
requested_amount	BalanceOf<T>

Python

call = substrate.compose_call(
    'Capacity', 'unstake', {
    'requested_amount': 'u128',
    'target': 'u64',
}
)

---

withdraw_unstaked

Attributes

No attributes

Python

call = substrate.compose_call(
    'Capacity', 'withdraw_unstaked', {}
)

---

Events

---

CapacityWithdrawn

Attributes

Name	Type	Composition
msa_id	MessageSourceId	u64
amount	BalanceOf<T>	u128

---

EpochLengthUpdated

Attributes

Name	Type	Composition
blocks	BlockNumberFor<T>	u32

---

StakeWithdrawn

Attributes

Name	Type	Composition
account	T::AccountId	AccountId
amount	BalanceOf<T>	u128

---

Staked

Attributes

Name	Type	Composition
account	T::AccountId	AccountId
target	MessageSourceId	u64
amount	BalanceOf<T>	u128
capacity	BalanceOf<T>	u128

---

UnStaked

Attributes

Name	Type	Composition
account	T::AccountId	AccountId
target	MessageSourceId	u64
amount	BalanceOf<T>	u128
capacity	BalanceOf<T>	u128

---

Storage functions

---

CapacityLedger

Python

result = substrate.query(
    'Capacity', 'CapacityLedger', ['u64']
)

Return value

{
    'last_replenished_epoch': 'u32',
    'remaining_capacity': 'u128',
    'total_capacity_issued': 'u128',
    'total_tokens_staked': 'u128',
}

---

CurrentEpoch

Python

result = substrate.query(
    'Capacity', 'CurrentEpoch', []
)

Return value

'u32'

---

CurrentEpochInfo

Python

result = substrate.query(
    'Capacity', 'CurrentEpochInfo', []
)

Return value

{'epoch_start': 'u32'}

---

EpochLength

Python

result = substrate.query(
    'Capacity', 'EpochLength', []
)

Return value

'u32'

---

StakingAccountLedger

Python

result = substrate.query(
    'Capacity', 'StakingAccountLedger', ['AccountId']
)

Return value

{
    'active': 'u128',
    'total': 'u128',
    'unlocking': [{'thaw_at': 'u32', 'value': 'u128'}],
}

---

StakingTargetLedger

Python

result = substrate.query(
    'Capacity', 'StakingTargetLedger', ['AccountId', 'u64']
)

Return value

{'amount': 'u128', 'capacity': 'u128'}

---

Constants

---

CapacityPerToken

Value

20000000

Python

constant = substrate.get_constant('Capacity', 'CapacityPerToken')

---

MaxEpochLength

Value

7200

Python

constant = substrate.get_constant('Capacity', 'MaxEpochLength')

---

MaxUnlockingChunks

Value

4

Python

constant = substrate.get_constant('Capacity', 'MaxUnlockingChunks')

---

MinimumStakingAmount

Value

1000000

Python

constant = substrate.get_constant('Capacity', 'MinimumStakingAmount')

---

MinimumTokenBalance

Value

100000000

Python

constant = substrate.get_constant('Capacity', 'MinimumTokenBalance')

---

UnstakingThawPeriod

Value

30

Python

constant = substrate.get_constant('Capacity', 'UnstakingThawPeriod')

---

Errors

---

AmountToUnstakeExceedsAmountStaked

---

BalanceTooLowtoStake

---

IncreaseExceedsAvailable

---

InsufficientBalance

---

InsufficientStakingAmount

---

InvalidTarget

---

MaxEpochLengthExceeded

---

MaxUnlockingChunksExceeded

---

NoUnstakedTokensAvailable

---

NotAStakingAccount

---

StakerTargetRelationshipNotFound

---

TargetCapacityNotFound

---

UnstakedAmountIsZero

---

ZeroAmountNotAllowed

---