Midnight MCP Server

/** * Token Configuration Parser * * Handles parsing token configurations from environment variables * and provides batch registration functionality. */ import { createLogger } from '../logger/index.js'; import type { Logger } from 'pino'; import type { TokenInfo } from '../types/wallet.js'; export interface TokenConfig { name: string; symbol: string; contractAddress: string; domainSeparator?: string; description?: string; decimals?: number; } export interface BatchTokenRegistrationResult { success: boolean; registeredCount: number; errors: Array<{ token: string; error: string }>; registeredTokens: string[]; } /** * Parse token configuration from environment variable * Expected format: TOKEN_NAME:SYMBOL:CONTRACT_ADDRESS:DOMAIN_SEPARATOR:DESCRIPTION:DECIMALS * Example: DAO_VOTING:DVT:0x1234567890abcdef:dega_dao_vote:DAO voting token:8 */ export function parseTokenConfigFromEnv(envValue: string): TokenConfig | null { try { const parts = envValue.split(':'); if (parts.length < 3) { throw new Error('Invalid token configuration format. Expected: NAME:SYMBOL:CONTRACT_ADDRESS[:DOMAIN_SEPARATOR][:DESCRIPTION][:DECIMALS]'); } const [name, symbol, contractAddress, domainSeparator, description, decimalsStr] = parts; return { name: name.trim(), symbol: symbol.trim(), contractAddress: contractAddress.trim(), domainSeparator: domainSeparator?.trim() || 'custom_token', description: description?.trim() || undefined, decimals: decimalsStr ? parseInt(decimalsStr.trim(), 10) : undefined }; } catch (error) { return null; } } /** * Parse multiple token configurations from environment variable * Expected format: TOKEN1_CONFIG|TOKEN2_CONFIG|TOKEN3_CONFIG * Example: DAO_VOTING:DVT:0x1234567890abcdef:dega_dao_vote:DAO voting token|FUNDING:FUND:0xfedcba0987654321:dega_funding_token:Funding token */ export function parseTokensFromEnv(envValue: string): TokenConfig[] { if (!envValue || envValue.trim() === '') { return []; } const logger = createLogger('token-config'); const tokens: TokenConfig[] = []; const tokenConfigs = envValue.split('|'); for (const config of tokenConfigs) { const parsed = parseTokenConfigFromEnv(config); if (parsed) { tokens.push(parsed); logger.debug(`Parsed token config: ${parsed.name} (${parsed.symbol})`); } else { logger.warn(`Failed to parse token config: ${config}`); } } return tokens; } /** * Parse token configurations from multiple environment variables * Supports TOKENS, TOKENS_1, TOKENS_2, etc. */ export function parseTokensFromMultipleEnvVars(): TokenConfig[] { const logger = createLogger('token-config'); const tokens: TokenConfig[] = []; // Parse TOKENS environment variable const tokensEnv = process.env.TOKENS; if (tokensEnv) { const parsed = parseTokensFromEnv(tokensEnv); tokens.push(...parsed); logger.info(`Loaded ${parsed.length} tokens from TOKENS environment variable`); } // Parse numbered TOKENS_N environment variables let index = 1; while (true) { const envVarName = `TOKENS_${index}`; const envValue = process.env[envVarName]; if (!envValue) { break; } const parsed = parseTokensFromEnv(envValue); tokens.push(...parsed); logger.info(`Loaded ${parsed.length} tokens from ${envVarName} environment variable`); index++; } return tokens; } /** * Validate token configuration */ export function validateTokenConfig(config: TokenConfig): { valid: boolean; errors: string[] } { const errors: string[] = []; if (!config.name || config.name.trim() === '') { errors.push('Token name is required'); } if (!config.symbol || config.symbol.trim() === '') { errors.push('Token symbol is required'); } if (!config.contractAddress || config.contractAddress.trim() === '') { errors.push('Contract address is required'); } if (!config.domainSeparator || config.domainSeparator.trim() === '') { errors.push('Domain separator is required'); } return { valid: errors.length === 0, errors }; } /** * Convert TokenConfig to TokenInfo */ export function configToTokenInfo(config: TokenConfig): TokenInfo { return { name: config.name.toLowerCase(), symbol: config.symbol.toUpperCase(), contractAddress: config.contractAddress, domainSeparator: config.domainSeparator || 'custom_token', description: config.description, decimals: config.decimals || 6 }; }