import { parseFanavaranId } from "src/lookups/fanavaran-last-car-policy";

export const FANAVARAN_HULL_DMG_KIND_CAPTION = "تخریب";
export const FANAVARAN_HULL_DMG_COST_KIND_CAPTION = "مجموع لوازم";

/** Fallback when lookup fetch fails (Parsian `vehicle-hull-dmg-kind`). */
export const FANAVARAN_DEFAULT_HULL_DMG_KIND_ID = 5485;
/** Fallback when lookup fetch fails (`vehicle-hull-dmg-cost-kinds` Id). */
export const FANAVARAN_DEFAULT_HULL_DMG_COST_KIND_ID = 1;
/** GEN.06 factory (فابریک) accessory row. Used for every hull DmgSection. */
export const FANAVARAN_DEFAULT_HULL_VEHICLE_ACCESSORY_ID = 3043330;

export type FanavaranHullDmgAccessoryRow = {
  Id?: unknown;
  AccessoryKindId?: unknown;
  AccessoryDesc?: unknown;
};

export function asLookupRows(value: unknown): Record<string, unknown>[] {
  if (!Array.isArray(value)) return [];
  return value.filter(
    (row): row is Record<string, unknown> =>
      !!row && typeof row === "object" && !Array.isArray(row),
  );
}

export function asHullDmgAccessoryRows(value: unknown): FanavaranHullDmgAccessoryRow[] {
  return asLookupRows(value) as FanavaranHullDmgAccessoryRow[];
}

export function findLookupIdByCaption(
  rows: unknown,
  caption: string,
): number | null {
  const target = caption.trim();
  for (const row of asLookupRows(rows)) {
    if (String(row.Caption ?? "").trim() !== target) continue;
    const id = parseFanavaranId(row.Id);
    if (id != null) return id;
  }
  return null;
}

function isFactoryDefaultAccessoryRow(row: FanavaranHullDmgAccessoryRow): boolean {
  const desc = String(row.AccessoryDesc ?? "").trim();
  return (
    desc.includes("کليه قطعات فابريک") ||
    desc.includes("کلیه قطعات فابریک") ||
    desc.includes("کليه قطعات") ||
    desc.includes("فابريک")
  );
}

/**
 * GEN.06 VehicleHullAccessoryId from policy dmg-accessories.
 * 1) Match AccessoryKindId to car-components part id.
 * 2) Else factory bundle row (app default outer parts map here on Parsian).
 */
export function resolveVehicleHullAccessoryId(
  accessories: FanavaranHullDmgAccessoryRow[],
  accessoryKindId: number | null,
): number | null {
  if (accessories.length === 0) return null;

  if (accessoryKindId != null) {
    const exact = accessories.find(
      (row) => parseFanavaranId(row.AccessoryKindId) === accessoryKindId,
    );
    const exactId = parseFanavaranId(exact?.Id);
    if (exactId != null) return exactId;
  }

  const factory = accessories.find(isFactoryDefaultAccessoryRow);
  const factoryId = parseFanavaranId(factory?.Id);
  if (factoryId != null) return factoryId;

  return parseFanavaranId(accessories[0]?.Id);
}