Crowdloan::Call

Variant 432 v411

pallet_crowdloan::pallet::Call

Contains a variant per dispatchable extrinsic that this pallet has.

About This Type

Call enum for the Call pallet.

Contains all dispatchable functions (extrinsics) for the Call pallet. Each variant represents a different callable function with its parameters.

Variants (9)

Index	Name	Fields	Docs
0	create	deposit: Compact<u64> min_contribution: Compact<u64> cap: Compact<u64> end: Compact<u32> call: Option target_address: Option	Create a crowdloan that will raise funds up to a maximum cap and if successful, will transfer funds to the target address if provided and dispatch the call (using creator origin). The initial deposit will be transfered to the crowdloan account and will be refunded in case the crowdloan fails to raise the cap. Additionally, the creator will pay for the execution of the call. The dispatch origin for this call must be _Signed_. Parameters: - `deposit`: The initial deposit from the creator. - `min_contribution`: The minimum contribution required to contribute to the crowdloan. - `cap`: The maximum amount of funds that can be raised. - `end`: The block number at which the crowdloan will end. - `call`: The call to dispatch when the crowdloan is finalized. - `target_address`: The address to transfer the raised funds to if provided.
1	contribute	crowdloan_id: Compact<u32> amount: Compact<u64>	Contribute to an active crowdloan. The contribution will be transfered to the crowdloan account and will be refunded if the crowdloan fails to raise the cap. If the contribution would raise the amount above the cap, the contribution will be set to the amount that is left to be raised. The dispatch origin for this call must be _Signed_. Parameters: - `crowdloan_id`: The id of the crowdloan to contribute to. - `amount`: The amount to contribute.
2	withdraw	crowdloan_id: Compact<u32>	Withdraw a contribution from an active (not yet finalized or dissolved) crowdloan. Only contributions over the deposit can be withdrawn by the creator. The dispatch origin for this call must be _Signed_. Parameters: - `crowdloan_id`: The id of the crowdloan to withdraw from.
3	finalize	crowdloan_id: Compact<u32>	Finalize crowdloan that has reached the cap. The call will transfer the raised amount to the target address if it was provided when the crowdloan was created and dispatch the call that was provided using the creator origin. The CurrentCrowdloanId will be set to the crowdloan id being finalized so the dispatched call can access it temporarily by accessing the `CurrentCrowdloanId` storage item. The dispatch origin for this call must be _Signed_ and must be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to finalize.
4	refund	crowdloan_id: Compact<u32>	Refund contributors of a non-finalized crowdloan. The call will try to refund all contributors (excluding the creator) up to the limit defined by the `RefundContributorsLimit`. If the limit is reached, the call will stop and the crowdloan will be marked as partially refunded. It may be needed to dispatch this call multiple times to refund all contributors. The dispatch origin for this call must be _Signed_ and doesn't need to be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to refund.
5	dissolve	crowdloan_id: Compact<u32>	Dissolve a crowdloan. The crowdloan will be removed from the storage. All contributions must have been refunded before the crowdloan can be dissolved (except the creator's one). The dispatch origin for this call must be _Signed_ and must be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to dissolve.
6	update_min_contribution	crowdloan_id: Compact<u32> new_min_contribution: Compact<u64>	Update the minimum contribution of a non-finalized crowdloan. The dispatch origin for this call must be _Signed_ and must be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to update the minimum contribution of. - `new_min_contribution`: The new minimum contribution.
7	update_end	crowdloan_id: Compact<u32> new_end: Compact<u32>	Update the end block of a non-finalized crowdloan. The dispatch origin for this call must be _Signed_ and must be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to update the end block of. - `new_end`: The new end block.
8	update_cap	crowdloan_id: Compact<u32> new_cap: Compact<u64>	Update the cap of a non-finalized crowdloan. The dispatch origin for this call must be _Signed_ and must be the creator of the crowdloan. Parameters: - `crowdloan_id`: The id of the crowdloan to update the cap of. - `new_cap`: The new cap.

SCALE Encoding

Rule: 1-byte variant index followed by variant-specific field data. 9 possible variants.
Size: variable (1+ bytes)

Examples

create = create(deposit, min_contribution, cap, end, call, target_address)

0x00<field0><field1><field2><field3><field4><field5>

00 Variant index 0 = create

field 0 deposit: Compact<u64>

field 1 min_contribution: Compact<u64>

field 2 cap: Compact<u64>

field 3 end: Compact<u32>

field 4 call: Option

field 5 target_address: Option

contribute = contribute(crowdloan_id, amount)

0x01<field0><field1>

01 Variant index 1 = contribute

field 0 crowdloan_id: Compact<u32>

field 1 amount: Compact<u64>

withdraw = withdraw(crowdloan_id)

0x02<field0>

02 Variant index 2 = withdraw

field 0 crowdloan_id: Compact<u32>

Code Examples

import { TypeRegistry } from "@polkadot/types";

const registry = new TypeRegistry();

// Encode Crowdloan::Call — variant "create"
const value = registry.createType("Crowdloan::Call", { create: { deposit: 0, min_contribution: 0, cap: 0, end: 0, call: 0, target_address: 0 } });
console.log("Hex:", value.toHex());

Type Parameters

Referenced By (23)

and 3 more...

Also See

Crowdloan Calls

Type Information

Type ID: 432
Kind: Variant
Path: pallet_crowdloan::pallet::Call
Runtime: v411

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