feat: redesign routed ZarinPal merchant dashboard

src/lib/dashboard-filters.ts

@@ -0,0 +1,68 @@
+export type DashboardRange = 'day' | 'week' | 'month' | 'season';
+export type TransactionStatus = 'all' | 'Paid' | 'Verified' | 'Failed' | 'Reversed';
+
+export interface DashboardFilters {
+  range: DashboardRange;
+  terminal: string;
+  status: TransactionStatus;
+  minAmount: number | null;
+  maxAmount: number | null;
+}
+
+const ranges = new Set<DashboardRange>(['day', 'week', 'month', 'season']);
+const statuses = new Set<TransactionStatus>(['all', 'Paid', 'Verified', 'Failed', 'Reversed']);
+
+function positiveAmount(value: string | null): number | null {
+  if (!value) return null;
+  const parsed = Number(value);
+  return Number.isSafeInteger(parsed) && parsed >= 0 ? parsed : null;
+}
+
+export function parseDashboardFilters(
+  query: URLSearchParams,
+  terminalIds: readonly string[] = [],
+): DashboardFilters {
+  const rawRange = query.get('range') as DashboardRange | null;
+  const rawStatus = query.get('status') as TransactionStatus | null;
+  const rawTerminal = query.get('terminal');
+  let minAmount = positiveAmount(query.get('minAmount'));
+  let maxAmount = positiveAmount(query.get('maxAmount'));
+
+  if (minAmount !== null && maxAmount !== null && minAmount > maxAmount) {
+    [minAmount, maxAmount] = [maxAmount, minAmount];
+  }
+
+  return {
+    range: rawRange && ranges.has(rawRange) ? rawRange : 'month',
+    terminal: rawTerminal && terminalIds.includes(rawTerminal) ? rawTerminal : 'all',
+    status: rawStatus && statuses.has(rawStatus) ? rawStatus : 'all',
+    minAmount,
+    maxAmount,
+  };
+}
+
+export function setDashboardQuery(
+  current: URL,
+  updates: Partial<Record<keyof DashboardFilters, string | number | null>>,
+): URL {
+  const next = new URL(current);
+  for (const [key, value] of Object.entries(updates)) {
+    if (value === null || value === '' || value === 'all') next.searchParams.delete(key);
+    else next.searchParams.set(key, String(value));
+  }
+  return next;
+}
+
+export const rangeLabels: Record<DashboardRange, string> = {
+  day: 'روزانه',
+  week: 'هفتگی',
+  month: 'ماهانه',
+  season: 'فصلی',
+};
+
+export const rangePeriodTypes: Record<DashboardRange, string> = {
+  day: 'DAY',
+  week: 'WEEK',
+  month: 'JALALI_MONTH',
+  season: 'PERSIAN_SEASON',
+};