CENNZNet SDK

The Cennznet JavaScript API library for browsers and Node.js.

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Development guide

Release notes

[27/03/2020] 1.0.0 version:

• @cennznet/api@1.0.0 (current stage) is working with [cennznet/cennznet:latest][cennznet/cennznet:latest];

Changes made in this version:

• Derived query for estimating fee is updated.
• New format to use fee exchange.

    const feeExchange = {
                        assetId: feeAssetId,
                        maxPayment: '50000000000000000',
                    };
                    const transactionPayment = {
                        tip: 2,
                        feeExchange: {
                            FeeExchangeV1: feeExchange,
                        },
                    };

• CENNZX rpc call to get price queries.
• Removed plugnet dependencies.
• Support MultiSignature, registry, discontinue support to v1.

[17/01/2020] Proper document to be added when 1.0.0 final is releasing, here is a quick note:

• @cennznet/api@0.20.7 is the last version working with cennznet/cennznet:0.*.*;
• @cennznet/api@1.0.0-alpha.* (current stage) is working with [cennznet/cennznet:1.0.0-rc1][cennznet/cennznet:1.0.0-rc1];
• @cennznet/api@1.0.0-beta.* (next stage) is planned to work with cennznet/cennznet:1.0.0-rc2(to be released);

Changes made in alpha version:

• Updated Extrinsic types
  • Added ChargeTransactionPayment type, which contains tip (default 0) and FeeExchange (default None);
• Changed dependencies from @plugnet/api to @polkadot/api@0.96.1 directly (breaking changes were introduced in @polkadot/api@0.97.1, which could be upgraded in beta releases);

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Please read the documentation for more.

Components

Name	Description
@cennznet/api	package that providing the api
@cennznet/wallet	a wallet implementation that can be used as signer for api
@cennznet/util	cennznet specific utility functions
@cennznet/types	cennznet specific type definitions

Cennznet runtime module libraries

Name	Description
@cennznet/crml-generic-asset	A sdk providing additional features for generic asset runtime module
@cennznet/crml-cennzx-spot	A sdk providing additional features for cennzx spot runtime module
@cennznet/crml-attestation	A sdk providing additional features for Cennznet's Identity Service.

Examples

docs/examples