const OMS_EVENT_SLUGS = [
  'assigning_dp',
  'assigning_return_dp',
  'bag_confirmed',
  'bag_invoiced',
  'bag_lost',
  'bag_not_confirmed',
  'bag_not_handed_over_to_dg',
  'bag_not_picked',
  'bag_packed',
  'bag_picked',
  'bag_reached_drop_point',
  'cancelled_at_dp',
  'cancelled_customer',
  'cancelled_failed_at_dp',
  'cancelled_fynd',
  'credit_note_generated',
  'deadstock_defective',
  'deadstock_defective_lost',
  'delivery_attempt_failed',
  'delivery_done',
  'dp_assigned',
  'dp_not_assigned',
  'handed_over_to_customer',
  'handed_over_to_dg',
  'internal_dp_reassign',
  'internal_return_dp_reassign',
  'in_transit',
  'out_for_delivery',
  'out_for_pickup',
  'partial_refund_completed',
  'payment_failed',
  'payment_initiated',
  'pending',
  'placed',
  'ready_for_dp_assignment',
  'refund_acknowledged',
  'refund_approved',
  'refund_completed',
  'refund_failed',
  'refund_initiated',
  'refund_on_hold',
  'refund_pending',
  'refund_pending_for_approval',
  'refund_retry',
  'rejected_by_customer',
  'return_accepted',
  'return_assigning_dp',
  'return_bag_delivered',
  'return_bag_in_transit',
  'return_bag_lost',
  'return_bag_not_delivered',
  'return_bag_not_picked',
  'return_bag_out_for_delivery',
  'return_bag_picked',
  'return_cancelled_at_dp',
  'return_cancelled_failed_at_dp',
  'return_dp_assigned',
  'return_dp_assignment_requested',
  'return_dp_cancelled',
  'return_dp_not_assigned',
  'return_dp_out_for_pickup',
  'return_dp_qc_failed',
  'return_dp_qc_passed',
  'return_initiated',
  'return_not_accepted',
  'return_pre_qc',
  'return_rejected_by_dp',
  'return_request_cancelled',
  'return_request_rejected_by_operation',
  'return_to_origin',
  'rto_bag_accepted',
  'rto_bag_delivered',
  'rto_bag_out_for_delivery',
  'rto_initiated',
  'rto_in_transit',
  'store_reassigned',
  'upcoming',
];

const WORD_OVERRIDES = {
  dp: 'DP',
  dg: 'DG',
  qc: 'QC',
  rto: 'RTO',
};

function humanizeEventSlug(slug) {
  return String(slug || '')
    .split('_')
    .filter(Boolean)
    .map((part) => WORD_OVERRIDES[part] || part.charAt(0).toUpperCase() + part.slice(1))
    .join(' ');
}

const DEFAULT_EVENTS = OMS_EVENT_SLUGS.map((slug) => ({
  slug,
  label: humanizeEventSlug(slug),
  isDefault: true,
}));

module.exports = DEFAULT_EVENTS;