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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| import * as $ from "../../deps/scale.ts" | ||
| import * as Z from "../../deps/zones.ts" | ||
| import { | ||
| $contractsApiCallArgs, | ||
| $contractsApiCallResult, | ||
| ContractMetadata, | ||
| } from "../../frame_metadata/Contract.ts" | ||
| import { DeriveCodec, MultiAddress } from "../../frame_metadata/mod.ts" | ||
| import { Client } from "../../rpc/mod.ts" | ||
| import * as U from "../../util/mod.ts" | ||
| import { extrinsic } from "../extrinsic.ts" | ||
| import { state } from "../rpc_known_methods.ts" | ||
|
|
||
| export interface CallProps { | ||
| sender: MultiAddress | ||
| contractAddress: Uint8Array | ||
| contractMetadata: ContractMetadata | ||
| message: ContractMetadata.Message | ||
| args: any[] | ||
| } | ||
|
|
||
| export function call<Client_ extends Z.Effect<Client>>(client: Client_) { | ||
| return <Props extends Z.Rec$<CallProps>>(_props: Props) => { | ||
| const { | ||
| sender, | ||
| contractAddress, | ||
| contractMetadata, | ||
| message, | ||
| args, | ||
| } = _props as Z.Rec$Access<Props> | ||
| const $message_ = $message(contractMetadata, message) | ||
| const data = Z.ls($message_, message, args).next(([{ $args }, message, args]) => { | ||
| return $args.encode([U.hex.decode(message.selector), ...args]) | ||
| }) | ||
| return Z.ls( | ||
| stateContractsApiCall(client)({ | ||
| sender, | ||
| contractAddress, | ||
| data, | ||
| }), | ||
| $message_, | ||
| ) | ||
| .next(([result, { $result }]) => { | ||
| return $result.decode(result.result.data) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| export interface CallTxProps { | ||
| sender: MultiAddress | ||
| contractAddress: Uint8Array | ||
| value?: bigint | ||
| contractMetadata: ContractMetadata | ||
| message: ContractMetadata.Message | ||
| args: any[] | ||
| } | ||
|
|
||
| export function callTx<Client_ extends Z.Effect<Client>>(client: Client_) { | ||
| return <Props extends Z.Rec$<CallTxProps>>(_props: Props) => { | ||
| const { | ||
| sender, | ||
| contractAddress, | ||
| value, | ||
| contractMetadata, | ||
| message, | ||
| args, | ||
| } = _props as Z.Rec$Access<Props> | ||
| const $message_ = $message(contractMetadata, message) | ||
| const data = Z.ls($message_, message, args).next(([{ $args }, message, args]) => { | ||
| return $args.encode([U.hex.decode(message.selector), ...args]) | ||
| }) | ||
| const txValue = Z.ls( | ||
| stateContractsApiCall(client)({ | ||
| sender, | ||
| contractAddress, | ||
| value, | ||
| data, | ||
| }), | ||
| contractAddress, | ||
| value, | ||
| data, | ||
| ) | ||
| .next(([{ gasRequired }, contractAddress, value, data]) => { | ||
| return { | ||
| type: "call", | ||
| dest: MultiAddress.Id(contractAddress), | ||
| value: value ?? 0n, | ||
| data, | ||
| gasLimit: gasRequired, | ||
| storageDepositLimit: undefined, | ||
| } | ||
| }) | ||
| return extrinsic(client)({ | ||
| sender, | ||
| call: Z.rec({ type: "Contracts", value: txValue }), | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| export interface ContractsApiCallProps { | ||
| sender: MultiAddress | ||
| contractAddress: Uint8Array | ||
| value?: bigint | ||
| data: Uint8Array | ||
| } | ||
|
|
||
| export function stateContractsApiCall<Client_ extends Z.Effect<Client>>(client: Client_) { | ||
| return <Props extends Z.Rec$<ContractsApiCallProps>>(_props: Props) => { | ||
| const key = Z.rec(_props as Z.Rec$Access<Props>).next( | ||
| ({ sender, contractAddress, value, data }) => { | ||
| return U.hex.encode($contractsApiCallArgs.encode([ | ||
| sender.value!, // TODO: grab public key in cases where we're not accepting multi? | ||
| contractAddress, | ||
| value ?? 0n, | ||
| undefined, | ||
| undefined, | ||
| data, | ||
| ])) | ||
| }, | ||
| ) | ||
| return state | ||
| .call(client)("ContractsApi_call", key) | ||
| .next((result) => { | ||
| return $contractsApiCallResult.decode(U.hex.decode(result)) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| interface MessageCodecs { | ||
| $args: $.Codec<[Uint8Array, ...unknown[]]> | ||
| $result: $.Codec<any> | ||
| } | ||
|
|
||
| function $message( | ||
| metadata: Z.$<ContractMetadata>, | ||
| message: Z.$<ContractMetadata.Message>, | ||
| ): Z.$<MessageCodecs> { | ||
| return Z.ls(metadata, message).next(([metadata, message]) => { | ||
| const deriveCodec = DeriveCodec(metadata.V3.types) | ||
| return { | ||
| $args: $.tuple( | ||
| // message selector | ||
| $.sizedUint8Array(U.hex.decode(message.selector).length), | ||
| // message args | ||
| ...message.args.map((arg) => deriveCodec(arg.type.type)), | ||
| ), | ||
| $result: message.returnType !== null | ||
| ? deriveCodec(message.returnType.type) | ||
| : $.constant(null), | ||
| } | ||
| }) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,2 @@ | ||
| export * from "./call.ts" | ||
| export * from "./instantiate.ts" |
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