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@acala-network/chopsticks-core

@acala-network/chopsticks-core / Api

Class: Api ​

Defined in: packages/core/src/api.ts:22

API class. Calls provider to get on-chain data. Either endpoint or genesis porvider must be provided.

Example ​

ts
const provider = new WsProvider(options.endpoint)
const api = new Api(provider)
await api.isReady

Constructors ​

Constructor ​

new Api(provider, signedExtensions?): Api

Defined in: packages/core/src/api.ts:34

Parameters ​

provider ​

ProviderInterface

signedExtensions? ​

ExtDef

Returns ​

Api

Properties ​

signedExtensions ​

readonly signedExtensions: ExtDef

Defined in: packages/core/src/api.ts:28

Accessors ​

chain ​

Get Signature ​

get chain(): Promise<string>

Defined in: packages/core/src/api.ts:62

Returns ​

Promise<string>

chainProperties ​

Get Signature ​

get chainProperties(): Promise<ChainProperties>

Defined in: packages/core/src/api.ts:69

Returns ​

Promise<ChainProperties>

isReady ​

Get Signature ​

get isReady(): undefined | Promise<void>

Defined in: packages/core/src/api.ts:43

Returns ​

undefined | Promise<void>

Methods ​

disconnect() ​

disconnect(): Promise<void>

Defined in: packages/core/src/api.ts:39

Returns ​

Promise<void>

getBlock() ​

getBlock(hash?): Promise<null | SignedBlock>

Defined in: packages/core/src/api.ts:114

Parameters ​

hash? ​

string

Returns ​

Promise<null | SignedBlock>

getBlockHash() ​

getBlockHash(blockNumber?): Promise<null | `0x${string}`>

Defined in: packages/core/src/api.ts:98

Parameters ​

blockNumber? ​

number

Returns ​

Promise<null | `0x${string}`>

getFinalizedHead() ​

getFinalizedHead(): Promise<string>

Defined in: packages/core/src/api.ts:110

Returns ​

Promise<string>

getHeader() ​

getHeader(hash?): Promise<null | Header>

Defined in: packages/core/src/api.ts:106

Parameters ​

hash? ​

string

Returns ​

Promise<null | Header>

getKeysPaged() ​

getKeysPaged(prefix, pageSize, startKey, hash?): Promise<`0x${string}`[]>

Defined in: packages/core/src/api.ts:132

Parameters ​

prefix ​

string

pageSize ​

number

startKey ​

string

hash? ​

string

Returns ​

Promise<`0x${string}`[]>

getStorage() ​

getStorage(key, hash?): Promise<null | `0x${string}`>

Defined in: packages/core/src/api.ts:118

Parameters ​

key ​

string

hash? ​

string

Returns ​

Promise<null | `0x${string}`>

getStorageBatch() ​

getStorageBatch(prefix, keys, hash?): any

Defined in: packages/core/src/api.ts:149

Parameters ​

prefix ​

`0x${string}`

keys ​

`0x${string}`[]

hash? ​

`0x${string}`

Returns ​

any

getSystemChain() ​

getSystemChain(): Promise<string>

Defined in: packages/core/src/api.ts:94

Returns ​

Promise<string>

getSystemName() ​

getSystemName(): Promise<string>

Defined in: packages/core/src/api.ts:86

Returns ​

Promise<string>

getSystemProperties() ​

getSystemProperties(): Promise<ChainProperties>

Defined in: packages/core/src/api.ts:90

Returns ​

Promise<ChainProperties>

onFetching() ​

onFetching(fetching?): void

Defined in: packages/core/src/api.ts:77

Parameters ​

fetching? ​

() => void

Returns ​

void

send() ​

send<T>(method, params, isCacheable?): Promise<T>

Defined in: packages/core/src/api.ts:81

Type Parameters ​

T ​

T = any

Parameters ​

method ​

string

params ​

unknown[]

isCacheable? ​

boolean

Returns ​

Promise<T>

subscribeRemoteFinalizedHeads() ​

subscribeRemoteFinalizedHeads(cb): Promise<string | number>

Defined in: packages/core/src/api.ts:191

Parameters ​

cb ​

ProviderInterfaceCallback

Returns ​

Promise<string | number>

subscribeRemoteNewHeads() ​

subscribeRemoteNewHeads(cb): Promise<string | number>

Defined in: packages/core/src/api.ts:184

Parameters ​

cb ​

ProviderInterfaceCallback

Returns ​

Promise<string | number>