// /utils/senders/sms.base.js
'use strict';

const axios = require('axios');
const config = require('../../config/config');
const logger = require('../logger');
const { getMessagingChannelState } = require('../../components/settings/messagingFlags');

const toBoolean = (value) => {
  if (typeof value === 'boolean') return value;
  if (value == null) return false;
  const normalized = String(value).trim().toLowerCase();
  return ['true', '1', 'yes', 'on'].includes(normalized);
};

const redactSmsParams = (params = []) => (
  params.map((param) => (
    String(param?.name || '').toLowerCase() === 'password'
      ? { ...param, value: '[redacted]' }
      : param
  ))
);

const sendSingleSms = async (mobile, templateId, params = []) => {
  const channelState = await getMessagingChannelState('sms', mobile);

  logger.info('[SMS] About to send notification:', {
    mobile,
    templateId,
    params: redactSmsParams(params),
    SMS_ENABLED: channelState.envEnabled,
    dashboardEnabled: channelState.dbEnabled,
    bypassActive: Boolean(channelState.bypass)
  });

  if (!channelState.enabled) {
    const reason = channelState.blockReason || 'channel_disabled';
    const detail = reason === 'dashboard_disabled'
      ? 'dashboard smsEnabled=false'
      : 'SMS_ENABLED env flag is false';
    logger.info(`[SMS] Skipped (${detail}) → ${mobile} template=${templateId}`);
    return { skipped: true, reason };
  }

  if (!templateId) {
    logger.warn(`[SMS] Missing templateId for ${mobile}`);
    return { skipped: true, reason: 'missing_template' };
  }

  if (!mobile) {
    logger.warn('[SMS] Missing mobile number');
    return { skipped: true, reason: 'missing_mobile' };
  }

  const request = {
    method: 'POST',
    url: 'https://api.sms.ir/v1/send/verify',
    headers: {
      'X-API-KEY': config.SMS_PANEL_TOKEN,
      Accept: 'application/json',
    },
    data: {
      mobile,
      templateId: Number(templateId) || templateId,
      parameters: params,
    },
  };

  try {
    const result = await axios(request);
    logger.info(`[SMS] Sent to ${mobile} template=${templateId}`);
    return result.data;
  } catch (err) {
    logger.error(`[SMS] Failed to ${mobile}: ${err.response?.data?.message || err.message}`);
    throw err;
  }
};

module.exports = { sendSingleSms, toBoolean };