wisdom-sdk/dist/utils.cjs.map

Core business logic and data access layer for prediction markets

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This replaces the Node.js-specific\n * crypto.randomUUID() function.\n * \n * @returns A UUID v4 string\n */\nexport function generateUUID(): string {\n  // Use crypto.randomUUID() from Web Crypto API if available (modern browsers and Node.js 16+)\n  if (typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function') {\n    return crypto.randomUUID();\n  }\n\n  // Fallback implementation for environments where crypto.randomUUID() is not available\n  // Based on the RFC4122 specification for UUID v4\n  const getRandomBytes = (n: number): Uint8Array => {\n    const bytes = new Uint8Array(n);\n    if (typeof crypto !== 'undefined' && typeof crypto.getRandomValues === 'function') {\n      crypto.getRandomValues(bytes);\n    } else {\n      // Final fallback for extremely unlikely case - not cryptographically secure\n      for (let i = 0; i < n; i++) {\n        bytes[i] = Math.floor(Math.random() * 256);\n      }\n    }\n    return bytes;\n  };\n\n  const randomBytes = getRandomBytes(16);\n\n  // Set version (4) and variant bits\n  // Use non-null assertion as we know index 6 and 8 exist in our 16-byte array\n  randomBytes[6] = (randomBytes[6]! & 0x0f) | 0x40; // version 4\n  randomBytes[8] = (randomBytes[8]! & 0x3f) | 0x80; // variant 10\n\n  // Convert to hex string with proper formatting\n  let hex = '';\n  for (let i = 0; i < 16; i++) {\n    // We know all indexes exist in our 16-byte array\n    hex += randomBytes[i]!.toString(16).padStart(2, '0');\n    if (i === 3 || i === 5 || i === 7 || i === 9) {\n      hex += '-';\n    }\n  }\n\n  return hex;\n}\n\n/**\n * Calculate outcome percentages based on staked amounts with fallback to votes\n * @param outcomes Market outcomes\n * @returns Outcomes with percentages and a flag indicating if vote-based fallback was used\n */\nexport function calculateOutcomePercentages(outcomes: { id: number; name: string; amount?: number; votes?: number }[]) {\n  // Calculate total amount staked for percentage\n  const totalAmount = outcomes.reduce((sum, outcome) => sum + (outcome.amount || 0), 0);\n  const useFallbackVotes = totalAmount === 0;\n\n  // If no amount data is available, fall back to votes\n  const totalVotes = useFallbackVotes\n    ? outcomes.reduce((sum, outcome) => sum + (outcome.votes || 0), 0)\n    : 0;\n\n  // Update percentages\n  const outcomesWithPercentages = outcomes.map(outcome => ({\n    ...outcome,\n    percentage: useFallbackVotes\n      ? (totalVotes > 0 ? Math.round(((outcome.votes || 0) / totalVotes) * 100) : 0)\n      : (totalAmount > 0 ? Math.round(((outcome.amount || 0) / totalAmount) * 100) : 0)\n  }));\n\n  return {\n    outcomesWithPercentages,\n    useFallbackVotes\n  };\n}\n\n/**\n * Safely get the base URL of the application without causing SSR issues\n * with window access\n */\nexport function getBaseUrl(): string {\n  // Check for environment variable first\n  if (process.env.NEXT_PUBLIC_APP_URL) {\n    return process.env.NEXT_PUBLIC_APP_URL;\n  }\n\n  // Then check if window is available (client-side only)\n  if (typeof window !== 'undefined') {\n    // In development, use window.location.origin\n    if (process.env.NODE_ENV === 'development') {\n      return window.location.origin;\n    }\n  }\n\n  // Default fallback for SSR and production without env var\n  return 'https://oppredict.com';\n}\n\n// Market query and search utilities\n\nexport type MarketStatus = 'active' | 'resolved' | 'cancelled' | 'closed' | 'all';\nexport type MarketType = 'binary' | 'multiple' | 'all';\nexport type SortField = 'createdAt' | 'endDate' | 'poolAmount' | 'participants';\nexport type SortDirection = 'asc' | 'desc';\n\nexport interface MarketQueryOptions {\n  status?: MarketStatus;\n  category?: string;\n  type?: MarketType;\n  search?: string;\n  creatorId?: string;\n  limit?: number;\n  offset?: number;\n  cursor?: string;\n  sortBy?: SortField;\n  sortDirection?: SortDirection;\n  resolvedOutcomeId?: number;\n  resolvedAt?: string;\n  resolvedBy?: string;\n  adminFee?: number;\n  remainingPot?: number;\n  totalWinningAmount?: number;\n}\n\nexport interface PaginatedResult<T> {\n  items: T[];\n  total: number;\n  hasMore: boolean;\n  nextCursor?: string;\n}\n\n/**\n * Simple text search for markets\n * Searches for terms in name and description\n */\nexport function searchMarketText(market: any, searchText: string): boolean {\n  if (!searchText) return true;\n\n  const text = `${market.name} ${market.description}`.toLowerCase();\n  const terms = searchText.toLowerCase().split(/\\s+/).filter(Boolean);\n\n  return terms.every(term => text.includes(term));\n}\n\n/**\n * Filter markets by multiple criteria\n */\nexport function filterMarkets(markets: any[], options: MarketQueryOptions = {}): any[] {\n  return markets.filter(market => {\n    console.log(options.status, market.status)\n    // Status filter\n    if (options.status && options.status !== 'all' && market.status !== options.status) {\n      return false;\n    }\n\n    // Category filter\n    if (options.category && market.category !== options.category) {\n      return false;\n    }\n\n    // Type filter\n    if (options.type && options.type !== 'all' && market.type !== options.type) {\n      return false;\n    }\n\n    // Creator filter\n    if (options.creatorId && market.createdBy !== options.creatorId) {\n      return false;\n    }\n\n    // Text search\n    if (options.search && !searchMarketText(market, options.search)) {\n      return false;\n    }\n\n    return true;\n  });\n}\n\n/**\n * Sort markets by specified field and direction\n */\nexport function sortMarkets(markets: any[], sortBy: SortField = 'createdAt', sortDirection: SortDirection = 'desc'): any[] {\n  return [...markets].sort((a, b) => {\n    let comparison = 0;\n\n    // Handle different field types\n    if (sortBy === 'createdAt' || sortBy === 'endDate') {\n      const dateA = new Date(a[sortBy] || 0).getTime();\n      const dateB = new Date(b[sortBy] || 0).getTime();\n      comparison = dateA - dateB;\n    } else {\n      // Numeric fields\n      const valA = a[sortBy] || 0;\n      const valB = b[sortBy] || 0;\n      comparison = valA - valB;\n    }\n\n    // Apply sort direction\n    return sortDirection === 'asc' ? comparison : -comparison;\n  });\n}\n\n/**\n * Apply pagination to results\n */\nexport function paginateResults<T>(items: T[], options: { limit?: number; offset?: number }): PaginatedResult<T> {\n  const limit = options.limit || 20;\n  const offset = options.offset || 0;\n  const paginatedItems = items.slice(offset, offset + limit);\n\n  return {\n    items: paginatedItems,\n    total: items.length,\n    hasMore: offset + paginatedItems.length < items.length,\n    nextCursor: offset + paginatedItems.length < items.length\n      ? `${offset + limit}`\n      : undefined\n  };\n}"]}