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* Determine the account type based on the address. * Cross-chain transfer with eth signer * Convert location to precompile multi-location * Add docs references for convertLocationToPrecompileMultiLocation function * Add astar crossChainTransferWithEthSigner function * Set the correct unlimitedWeight when calling astar contract call * Move contract utils to contract-utils.ts * Fix the error in finding the selector * Modify the export method of contracts * Fix the conversion from bytes to bits * An example explaining how to calculate the accountId32 from a Substrate address
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| import _ from "lodash"; | ||
|
|
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| const bitsInByte = 8; | ||
|
|
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| /** | ||
| * convert number to hex string | ||
| * @param number The number to be converted | ||
| * @param bytes The bytes of the number | ||
| * @returns | ||
| */ | ||
| const numberToHex = (number: number, bytes: number) => { | ||
| let hexString = number.toString(16); | ||
| let len = hexString.length; | ||
| const charactersLen = bytes * 2; | ||
| while (len < charactersLen) { | ||
| hexString = `0${hexString}`; | ||
| len += 1; | ||
| } | ||
| return `${hexString}`; | ||
| }; | ||
|
|
||
| /** | ||
| * Convert parachain(4 bytes) field value to hex string | ||
| * @param value The parachain field value | ||
| * @returns Hex string | ||
| */ | ||
| const convertParachainFieldValue = (value: { Parachain: number }) => numberToHex(value.Parachain, 4); | ||
|
|
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| /** | ||
| * Convert pallet instance(1 byte) field value to hex string | ||
| * @param value The pallet instance field value | ||
| * @returns Hex string | ||
| */ | ||
| const convertPalletInstanceFieldValue = (value: { PalletInstance: number }) => numberToHex(value.PalletInstance, 1); | ||
|
|
||
| /** | ||
| * Convert general index(u128) field value to hex string | ||
| * @param value The general index field value | ||
| * @returns Hex string | ||
| */ | ||
| const convertGeneralIndexFieldValue = (value: { GeneralIndex: number }) => numberToHex(value.GeneralIndex, 128 / bitsInByte); | ||
|
|
||
| /** | ||
| * Convert general key field value to hex string | ||
| * @param value The general key field value | ||
| * @returns Hex string | ||
| */ | ||
| const convertGeneralKeyFieldValue = (value: { GeneralKey: { length: number; data: string } }) => value.GeneralKey.data.substring(2); | ||
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| // eslint-disable-next-line sort-keys | ||
| const networks: Record<string, string> = { Any: "00", Rococo: "01", Kusama: "02", Polkadot: "03" }; | ||
|
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| /** | ||
| * Convert AccountId32(32 bytes) to hex string | ||
| * @param value The AccountId32 value | ||
| * @returns Hex string | ||
| */ | ||
| const convertAccountId32FieldValue = (value: { AccountId32: { id: string }; Network?: string | null }) => { | ||
| const { | ||
| AccountId32: { id }, | ||
| Network, | ||
| } = value; | ||
| return `${id.substring(2)}${networks[Network || "Any"]}`; | ||
| }; | ||
|
|
||
| /** | ||
| * Convert AccountKey20(20 bytes) to hex string | ||
| * @param value The AccountKey20 value | ||
| * @returns Hex string | ||
| */ | ||
| const convertAccountKey20FieldValue = (value: { AccountKey20: { key: string }; Network?: string | null }) => { | ||
| const { | ||
| AccountKey20: { key }, | ||
| Network, | ||
| } = value; | ||
| return `${key.substring(2)}${networks[Network || "Any"]}`; | ||
| }; | ||
|
|
||
| /** | ||
| * Convert AccountIndex64(u64) to hex string | ||
| * @param value The AccountIndex64 value | ||
| * @returns Hex string | ||
| */ | ||
| const convertAccountIndex64FieldValue = (value: { AccountIndex64: { index: number }; Network?: string | null }) => { | ||
| const { | ||
| AccountIndex64: { index }, | ||
| Network, | ||
| } = value; | ||
| return `${numberToHex(index, 64 / bitsInByte)}${networks[Network || "Any"]}`; | ||
| }; | ||
|
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| const prefixs: any = [ | ||
| { handleFunc: convertParachainFieldValue, prefix: "0x00", selector: "Parachain" }, | ||
| { handleFunc: convertAccountId32FieldValue, prefix: "0x01", selector: "AccountId32" }, | ||
| { handleFunc: convertAccountIndex64FieldValue, prefix: "0x02", selector: "AccountIndex64" }, | ||
| { handleFunc: convertAccountKey20FieldValue, prefix: "0x03", selector: "AccountKey20" }, | ||
| { handleFunc: convertPalletInstanceFieldValue, prefix: "0x04", selector: "PalletInstance" }, | ||
| { handleFunc: convertGeneralIndexFieldValue, prefix: "0x05", selector: "GeneralIndex" }, | ||
| { handleFunc: convertGeneralKeyFieldValue, prefix: "0x06", selector: "GeneralKey" }, | ||
| ]; | ||
|
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| /** | ||
| * Convert location to precompile multi location | ||
| * Docs: | ||
| * https://docs.moonbeam.network/builders/interoperability/xcm/core-concepts/multilocations/ | ||
| * https://docs.moonbeam.network/builders/interoperability/xcm/xc20/send-xc20s/xtokens-precompile/ | ||
| * @param location The location to be converted | ||
| * @returns Precompile multi location | ||
| */ | ||
| export const convertLocationToPrecompileMultiLocation = (location: any): any => { | ||
| const { parents, interior } = location; | ||
| const interiors: string[] = []; | ||
| const precompileLocation = [parents, interiors]; | ||
| if (interior === "Here") { | ||
| return precompileLocation; | ||
| } | ||
| const interiorKey = _.keys(interior)[0]; | ||
| const fields = interiorKey === "X1" ? [interior.X1] : interior[interiorKey]; | ||
| _.each(fields, (field) => { | ||
| const selector = _.find(_.keys(field), (key) => _.find(prefixs, { selector: key })); | ||
| const { prefix, handleFunc } = _.find(prefixs, { selector }); | ||
| interiors.push(prefix + handleFunc(field)); | ||
| }); | ||
|
|
||
| return precompileLocation; | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,6 @@ | ||
| export * from "./chains"; | ||
| export * from "./types"; | ||
| export * from "./utils"; | ||
| export * from "./contract-utils"; | ||
| export * from "./constants"; | ||
| export * from "./errors"; |
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