@bit-gpt/h402/dist/types/verify/evmPayload.js

BitGPT's 402 open protocol for blockchain-native payments

import { z } from "zod";
// Constants
const EvmAddressRegex = /^0x[0-9a-fA-F]{40}$/;
const HexEncoded64ByteRegex = /^0x[0-9a-fA-F]{64}$/;
const EvmSignatureRegex = /^0x[0-9a-fA-F]{130}$/;
const HexRegex = /^0x[0-9a-fA-F]*$/; // For general hex validation
// Base Hex schema for reuse
const HexSchema = z.string().regex(HexRegex);
// Parameter schemas
const EvmAuthorizationParametersSchema = z.object({
    from: z.string().regex(EvmAddressRegex),
    to: z.string().regex(EvmAddressRegex),
    value: z.bigint(),
    validAfter: z.bigint(),
    validBefore: z.bigint(),
    nonce: z.string().regex(HexEncoded64ByteRegex),
    version: z.string(),
});
const EvmSignAndSendTransactionParametersSchema = z.object({
    from: z.string().regex(EvmAddressRegex),
    to: z.string().regex(EvmAddressRegex),
    value: z.bigint(),
    data: HexSchema,
    nonce: z.string().regex(HexEncoded64ByteRegex),
});
const EvmAuthorizationPayloadSchema = z.object({
    type: z.literal("authorization"),
    signature: z.string().regex(EvmSignatureRegex),
    authorization: EvmAuthorizationParametersSchema,
});
const EvmSignAndSendTransactionPayloadSchema = z.object({
    type: z.literal("signAndSendTransaction"),
    signedMessage: HexSchema,
    transactionHash: z.string().regex(HexEncoded64ByteRegex),
});
const EvmSignedTransactionPayloadSchema = z.object({
    type: z.literal("signedTransaction"),
    signedTransaction: z.string().regex(/^0x[a-fA-F0-9]+$/), // Signed transaction hex
    signedMessage: z.string().regex(/^0x[a-fA-F0-9]+$/).optional(), // Optional signed message
});
// Updated ExactEvmPayloadSchema as discriminated union
export const ExactEvmPayloadSchema = z.discriminatedUnion("type", [
    EvmAuthorizationPayloadSchema,
    EvmSignAndSendTransactionPayloadSchema,
    EvmSignedTransactionPayloadSchema
]);
// Export individual schemas if needed
export { EvmAuthorizationPayloadSchema, EvmSignAndSendTransactionPayloadSchema, EvmSignedTransactionPayloadSchema, EvmAuthorizationParametersSchema, EvmSignAndSendTransactionParametersSchema, };
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