| |
| export function getAddress(address) { |
| if (!/^0x[a-fA-F0-9]{40}$/.test(address)) { |
| throw new Error(`@supabase/auth-js: Address "${address}" is invalid.`); |
| } |
| return address.toLowerCase(); |
| } |
| export function fromHex(hex) { |
| return parseInt(hex, 16); |
| } |
| export function toHex(value) { |
| const bytes = new TextEncoder().encode(value); |
| const hex = Array.from(bytes, (byte) => byte.toString(16).padStart(2, '0')).join(''); |
| return ('0x' + hex); |
| } |
| |
| |
| |
| export function createSiweMessage(parameters) { |
| var _a; |
| const { chainId, domain, expirationTime, issuedAt = new Date(), nonce, notBefore, requestId, resources, scheme, uri, version, } = parameters; |
| |
| { |
| if (!Number.isInteger(chainId)) |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "chainId". Chain ID must be a EIP-155 chain ID. Provided value: ${chainId}`); |
| if (!domain) |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "domain". Domain must be provided.`); |
| if (nonce && nonce.length < 8) |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "nonce". Nonce must be at least 8 characters. Provided value: ${nonce}`); |
| if (!uri) |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "uri". URI must be provided.`); |
| if (version !== '1') |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "version". Version must be '1'. Provided value: ${version}`); |
| if ((_a = parameters.statement) === null || _a === void 0 ? void 0 : _a.includes('\n')) |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "statement". Statement must not include '\\n'. Provided value: ${parameters.statement}`); |
| } |
| |
| const address = getAddress(parameters.address); |
| const origin = scheme ? `${scheme}://${domain}` : domain; |
| const statement = parameters.statement ? `${parameters.statement}\n` : ''; |
| const prefix = `${origin} wants you to sign in with your Ethereum account:\n${address}\n\n${statement}`; |
| let suffix = `URI: ${uri}\nVersion: ${version}\nChain ID: ${chainId}${nonce ? `\nNonce: ${nonce}` : ''}\nIssued At: ${issuedAt.toISOString()}`; |
| if (expirationTime) |
| suffix += `\nExpiration Time: ${expirationTime.toISOString()}`; |
| if (notBefore) |
| suffix += `\nNot Before: ${notBefore.toISOString()}`; |
| if (requestId) |
| suffix += `\nRequest ID: ${requestId}`; |
| if (resources) { |
| let content = '\nResources:'; |
| for (const resource of resources) { |
| if (!resource || typeof resource !== 'string') |
| throw new Error(`@supabase/auth-js: Invalid SIWE message field "resources". Every resource must be a valid string. Provided value: ${resource}`); |
| content += `\n- ${resource}`; |
| } |
| suffix += content; |
| } |
| return `${prefix}\n${suffix}`; |
| } |
| |
