/**
 * Mapping for the "2026 Campground Tickets" NocoDB table, matching the 2026
 * FluentForms "Tickets 2026" schema. Change titles here if the columns differ.
 */
export const COL = {
  id: "Id",
  name: "Title", // purchaser full name
  adultNames: "Adult Names", // newline-separated list of adult attendee names
  email: "Email Address",
  address: "Address",
  isDonor: "Is Donor",
  donorTier: "Donor Tier", // member / donor / ""
  vouchers: "Vouchers",

  // Attendee counts by group:
  adults: "Adults",
  youth: "Youth 13-16",
  kids12: "Kids 10-12",
  kids9: "Kids 5-9",
  kids4: "Kids 0-4", // free — NOT counted toward the scannable total

  carParking: "Car Parking",
  rvParking: "RV Parking",
  utv: "UTV",
  iceAccess: "Ice Access",
  paymentMethod: "Payment Method",
  ticketType: "Ticket Type", // "" for regular; Guest/Worker/Performer/Volunteer/Speaker for portal comps
  createdBy: "Created By", // gate-staff name who issued a comp ticket (portal)

  // Columns this system manages:
  code: "Ticket Code",
  redeemed: "Redeemed",
  submissionKey: "SubmissionKey",
  lastScanAt: "LastScanAt",
  iceTotal: "Ice Total",
  iceRedeemed: "Ice Redeemed",
} as const;

export type NocoRecord = Record<string, unknown> & { Id: number };

function num(v: unknown): number {
  const n = Number(v);
  return Number.isFinite(n) ? n : 0;
}

function bool(v: unknown): boolean {
  if (typeof v === "boolean") return v;
  if (typeof v === "number") return v !== 0;
  if (typeof v === "string") return /^(1|true|yes|y|on)$/i.test(v.trim());
  return false;
}

/**
 * Total scannable (paid) tickets = adults + youth 13-16. Children 12 and under
 * (kids 10-12 / 5-9 / 0-4) are admitted free and not counted; charging starts
 * at age 13.
 */
export function computeTotal(rec: NocoRecord): number {
  return num(rec[COL.adults]) + num(rec[COL.youth]);
}

/** Free children (age 12 and under). */
export function freeKidsCount(rec: NocoRecord): number {
  return num(rec[COL.kids12]) + num(rec[COL.kids9]) + num(rec[COL.kids4]);
}

export function computeIceTotal(rec: NocoRecord): number {
  return num(rec[COL.iceTotal]);
}

/** Per-group breakdown for display. */
export function ageBreakdown(rec: NocoRecord): { bracket: string; count: number; free: boolean }[] {
  return [
    { bracket: "Adults", count: num(rec[COL.adults]), free: false },
    { bracket: "Youth 13-16", count: num(rec[COL.youth]), free: false },
    { bracket: "Kids 10-12", count: num(rec[COL.kids12]), free: true },
    { bracket: "Kids 5-9", count: num(rec[COL.kids9]), free: true },
    { bracket: "Kids 0-4", count: num(rec[COL.kids4]), free: true },
  ].filter((b) => b.count > 0);
}

/** Adult names stored as a newline-separated list. */
export function parseAdultNames(rec: NocoRecord): string[] {
  const raw = rec[COL.adultNames];
  if (Array.isArray(raw)) return raw.map((x) => String(x)).filter(Boolean);
  if (typeof raw === "string") {
    return raw
      .split(/\r?\n/)
      .map((s) => s.trim())
      .filter(Boolean);
  }
  return [];
}

export interface ResourceCount {
  total: number;
  redeemed: number;
  remaining: number;
}

export interface TicketView {
  code: string;
  name: string;
  email: string;
  ticketType: string; // "" for regular; Guest/Worker/... for special tickets
  createdBy: string; // who issued a comp ticket
  total: number;
  redeemed: number;
  remaining: number;
  ice: ResourceCount;
  adultNames: string[];
  extras: {
    carParking: boolean;
    rvParking: boolean;
    utv: boolean;
    iceAccess: boolean;
    isDonor: boolean;
    donorTier: string;
    vouchers: number;
    freeKids: number; // children 12 & under (free admission)
  };
  ages: { bracket: string; count: number; free: boolean }[];
}

export function toView(rec: NocoRecord): TicketView {
  const total = computeTotal(rec);
  const redeemed = num(rec[COL.redeemed]);
  const iceTotal = computeIceTotal(rec);
  const iceRedeemed = num(rec[COL.iceRedeemed]);
  return {
    code: String(rec[COL.code] ?? ""),
    name: String(rec[COL.name] ?? ""),
    email: String(rec[COL.email] ?? ""),
    ticketType: String(rec[COL.ticketType] ?? ""),
    createdBy: String(rec[COL.createdBy] ?? ""),
    total,
    redeemed,
    remaining: Math.max(0, total - redeemed),
    ice: {
      total: iceTotal,
      redeemed: iceRedeemed,
      remaining: Math.max(0, iceTotal - iceRedeemed),
    },
    adultNames: parseAdultNames(rec),
    extras: {
      carParking: bool(rec[COL.carParking]),
      rvParking: bool(rec[COL.rvParking]),
      utv: bool(rec[COL.utv]),
      iceAccess: bool(rec[COL.iceAccess]),
      isDonor: bool(rec[COL.isDonor]),
      donorTier: String(rec[COL.donorTier] ?? ""),
      vouchers: num(rec[COL.vouchers]),
      freeKids: freeKidsCount(rec),
    },
    ages: ageBreakdown(rec),
  };
}

export { num as toNumber, bool as toBool };