CapUpdated

Event v273 → current #9

Emitted when funding cap is updated.

View events on chain
Useful for: stakersdevelopersanalytics

The Big Picture

Funding goal changed.

Use Cases

  • Track goal changes

From Chain Metadata

The cap was updated.

Triggers

Emitted by

Preconditions

  • Crowdloan not finalized
  • Creator updated

Effects

Storage Modified

Postconditions

  • New cap in effect

Side Effects

  • May become finalizable if lowered below raised

Event Data

#NameTypeDescription
0
crowdloan_id
u32 CrowdloanIdCrowdloan identifier
1
new_cap
u64 BalanceOf<T>New cap (RAO)

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Subscribe to CapUpdated events
client.finalizedBlock$.subscribe(async (block) => {
  const events = await api.event.Crowdloan.CapUpdated.get(block.hash);
  for (const evt of events) {
    console.log("CapUpdated:", evt.payload);
  }
});

Runtime Info

Pallet Index
27
Event Index
9
First Version
v273
Current Version
v411