export function getMailboxEmptyCopy({
  mailbox,
  title,
  category,
  isBrandNew,
  hasFilters,
  hasSearch,
  lens,
}) {
  if (hasSearch) {
    return {
      heading: "No emails found",
      description: "Try changing your search or filters.",
      primaryCta: null,
      secondaryCta: null,
      showActiveBadge: false,
    };
  }

  if (hasFilters || lens !== "all") {
    return {
      heading: "No messages here",
      description: "Try another category, label, or filter.",
      primaryCta: null,
      secondaryCta: { label: "Refresh inbox", action: "refresh" },
      showActiveBadge: false,
    };
  }

  if (mailbox === "inbox" && category && category !== "All Mail" && category !== "Primary") {
    const categoryHeadings = {
      Updates: "No updates here",
      Promotions: "No promotions here",
      Social: "No social messages here",
      Finance: "No finance emails here",
    };
    const categoryDescriptions = {
      Updates: "Emails categorized as updates will appear here.",
      Promotions: "Emails categorized as promotions will appear here.",
      Social: "Emails categorized as social will appear here.",
      Finance: "Emails categorized as finance will appear here.",
    };
    return {
      heading: categoryHeadings[category] || `No ${category.toLowerCase()} here`,
      description: categoryDescriptions[category] || `Emails in ${category} will appear here.`,
      primaryCta: null,
      secondaryCta: { label: "Refresh inbox", action: "refresh" },
      showActiveBadge: false,
    };
  }

  if (mailbox === "sent") {
    return {
      heading: "Nothing sent yet",
      description: "Emails you send will appear here.",
      primaryCta: { label: "Compose email", action: "compose" },
      secondaryCta: null,
      showActiveBadge: false,
    };
  }

  if (mailbox === "trash") {
    return {
      heading: "Trash is empty",
      description: "Deleted messages will appear here.",
      primaryCta: null,
      secondaryCta: { label: "Refresh", action: "refresh" },
      showActiveBadge: false,
    };
  }

  if (mailbox === "inbox" && isBrandNew) {
    return {
      heading: "Welcome to AGMail",
      description: "Your inbox is ready. New conversations will appear here.",
      primaryCta: { label: "Compose your first email", action: "compose" },
      secondaryCta: null,
      showActiveBadge: true,
    };
  }

  if (mailbox === "inbox") {
    return {
      heading: "Your inbox is all clear",
      description: "New emails will appear here when they arrive.",
      primaryCta: { label: "Compose email", action: "compose" },
      secondaryCta: { label: "Refresh inbox", action: "refresh" },
      showActiveBadge: false,
    };
  }

  return {
    heading: `No messages in ${title.toLowerCase()}`,
    description: `Messages in ${title.toLowerCase()} will appear here.`,
    primaryCta: null,
    secondaryCta: { label: "Refresh", action: "refresh" },
    showActiveBadge: false,
  };
}