// ==============================|| Skill: High-Value COD Escort ||============================== //

const OPEN_STATUSES = new Set(['pending', 'accepted', 'arrived', 'picked', 'active', 'skipped']);
const isOpen = (row) => OPEN_STATUSES.has(String(row?.orderstatus || '').toLowerCase());
const ref = (row) => row?.orderid || row?.bookingno || (row?.bookingid ? `#${row.bookingid}` : '—');

export const HighValueCodSkill = {
  id: 'skill_high_value_cod',
  name: 'High-Value Cash Guardian',
  description: 'Audits large Cash-on-Delivery consignments to prevent loss, fraud, or unverified deliveries.',
  category: 'loss_prevention',
  icon: 'ShieldCheck',
  // OFF by default (2026-09-29): the rows this rule reads carry no payment amount or payment mode: /admin/bookings does not preload bookingpayments.
  // Enabled, it would read undefined on every row and report an all-clear board —
  // the silent failure normalise.js warns about. Turn it on only once the data exists.
  dataGap: 'no payment amount or payment mode: /admin/bookings does not preload bookingpayments',
  defaultEnabled: false,

  thresholds: {
    codRiskThresholdAmount: {
      label: 'High-Value COD Threshold (₹)',
      description: 'Cash-on-Delivery amount above which an order is classified as high-risk cash asset.',
      value: 3000,
      min: 1000,
      max: 20000,
      step: 500,
      unit: '₹'
    }
  },

  instructions: `
    - High-value COD consignments must require OTP verification at the doorstep and verified senior rider assignment.
  `,

  tools: [
    {
      name: 'enforce_otp_verification',
      description: 'Flags an order as strictly requiring consignee OTP delivery confirmation before handover.',
      parameters: {
        type: 'object',
        properties: {
          bookingId: { type: 'number', description: 'Target booking ID' }
        },
        required: ['bookingId']
      },
      handler: async (args) => ({
        success: true,
        proposal: {
          action: 'require_otp',
          bookingId: args.bookingId,
          blastRadius: `Enables mandatory OTP confirmation on mobile app for parcel #${args.bookingId}.`
        }
      })
    }
  ],

  evaluate: (rows = [], now, currentThresholds = {}) => {
    const minAmount = currentThresholds.codRiskThresholdAmount ?? 3000;
    const safeRows = Array.isArray(rows) ? rows : [];

    const highValueCod = safeRows.filter((r) => {
      if (!isOpen(r)) return false;
      const isCod = String(r.paymenttype || r.payment_mode || '').toLowerCase().includes('cod') ||
                    String(r.paymentstatus || '').toLowerCase() === 'pending';
      const amount = Number(r.orderamount || r.totalamount || r.price || 0);
      return isCod && amount >= minAmount;
    });

    if (!highValueCod.length) return [];

    return [
      {
        id: 'high_value_cod_alert',
        skillId: 'skill_high_value_cod',
        severity: 'watch',
        title: `${highValueCod.length} high-value COD consignment${highValueCod.length === 1 ? '' : 's'} (≥ ₹${minAmount.toLocaleString()}) active`,
        why: `Large cash collection in transit requires mandatory OTP handover verification.`,
        count: highValueCod.length,
        rows: highValueCod,
        detail: highValueCod.slice(0, 8).map((r) => {
          const amt = Number(r.orderamount || r.totalamount || r.price || 0);
          return `${ref(r)} — ₹${amt.toLocaleString()} (${r.orderstatus || 'active'})`;
        }),
        proposal: {
          label: 'Verify OTP requirements',
          tool: 'enforce_otp_verification',
          scope: highValueCod,
          blastRadius: 'Sets strict OTP delivery guard on high-value cash deliveries.'
        }
      }
    ];
  }
};