export function formatCurrency(amount: number): string {
  return new Intl.NumberFormat("en-US", {
    style: "currency",
    currency: "USD",
  }).format(amount);
}

export function formatPercentage(value: number): string {
  return `${(value * 100).toFixed(1)}%`;
}

export function formatDate(date: string | Date | null): string {
  if (!date) return "N/A";
  return new Intl.DateTimeFormat("en-US", {
    month: "short",
    day: "numeric",
    year: "numeric",
    hour: "2-digit",
    minute: "2-digit",
  }).format(new Date(date));
}

export function formatDuration(seconds: number): string {
  if (seconds < 60) return `${seconds}s`;
  if (seconds < 3600) return `${Math.floor(seconds / 60)}m ${seconds % 60}s`;
  const hours = Math.floor(seconds / 3600);
  const minutes = Math.floor((seconds % 3600) / 60);
  return `${hours}h ${minutes}m`;
}

export function getConfidenceColor(confidence: number): string {
  if (confidence >= 0.8) return "text-[#14F195]";
  if (confidence >= 0.5) return "text-[#00F5FF]";
  if (confidence >= 0.3) return "text-[#B87333]";
  return "text-red-400";
}

export function getStatusColor(status: string): string {
  const colors: Record<string, string> = {
    pending: "text-yellow-400",
    analyzing: "text-[#00F5FF]",
    negotiating: "text-[#9945FF]",
    approved: "text-[#14F195]",
    rejected: "text-red-400",
    transacting: "text-[#B87333]",
    completed: "text-[#14F195]",
    failed: "text-red-400",
    queued: "text-yellow-400",
    running: "text-[#00F5FF]",
    cancelled: "text-gray-400",
  };
  return colors[status] || "text-gray-400";
}

export function getStatusBg(status: string): string {
  const colors: Record<string, string> = {
    pending: "bg-yellow-400/10",
    analyzing: "bg-[#00F5FF]/10",
    negotiating: "bg-[#9945FF]/10",
    approved: "bg-[#14F195]/10",
    rejected: "bg-red-400/10",
    transacting: "bg-[#B87333]/10",
    completed: "bg-[#14F195]/10",
    failed: "bg-red-400/10",
    queued: "bg-yellow-400/10",
    running: "bg-[#00F5FF]/10",
    cancelled: "bg-gray-400/10",
  };
  return colors[status] || "bg-gray-400/10";
}

export function truncate(str: string, length: number): string {
  if (str.length <= length) return str;
  return str.slice(0, length) + "...";
}

export function extractDomain(url: string): string {
  try {
    return new URL(url).hostname.replace("www.", "");
  } catch {
    return url;
  }
}

export function cn(...classes: (string | false | undefined | null)[]): string {
  return classes.filter(Boolean).join(" ");
}

export function calculateROI(buyPrice: number, sellPrice: number): number {
  if (buyPrice === 0) return 0;
  return (sellPrice - buyPrice) / buyPrice;
}

export function generateId(): string {
  return Math.random().toString(36).substring(2) + Date.now().toString(36);
}