Komodo / komodo-sdk-postpaid

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Commit 9e96d55f801ee7ad67a45ae7af0a83f3be32098e

Authored by Adhidarma Hadiwinoto
1 parent 7b70133158
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  1 +const DEFAULT_CORE_REQUEST_TIMEOUT = 5 * 1000;
  2 +const MAX_REPORT_RETRY = 30;
  3 +const REPORT_RETRY_SLEEP_MS = 2000;
  4 +
  5 +const axios = require('axios').default;
  6 +
  7 +const config = require('komodo-sdk/config');
  8 +const coreUrl = require('komodo-sdk/core-url');
  9 +const logger = require('komodo-sdk/logger');
  10 +
  11 +let partner;
  12 +let first = true;
  13 +let coreIsHealthy = null;
  14 +let skipNext = 0;
  15 +
  16 +const DEFAULT_CORE_AXIOS_CONFIG = {
  17 + headers: { 'Content-Type': 'application/json' },
  18 + timeout: config.core_request_timeout || config.request_timeout || DEFAULT_CORE_REQUEST_TIMEOUT,
  19 +};
  20 +
  21 +const GET_TASK_AXIOS_CONFIG = DEFAULT_CORE_AXIOS_CONFIG;
  22 +const REPORT_AXIOS_CONFIG = DEFAULT_CORE_AXIOS_CONFIG;
  23 +
  24 +function detectCoreStatusChange(isHealthy, url, err) {
  25 + if (coreIsHealthy !== isHealthy) {
  26 + coreIsHealthy = isHealthy;
  27 +
  28 + if (isHealthy) {
  29 + logger.info('POSTPAID2-SDK: CORE is healthy now', { url, err: err && err.message });
  30 + } else {
  31 + logger.warn('POSTPAID2-SDK: CORE is unhealthy now', { url, err: err && err.message });
  32 + }
  33 + }
  34 +}
  35 +
  36 +async function getTask() {
  37 + if (!partner) return;
  38 +
  39 + if (skipNext > 0) {
  40 + skipNext -= 1;
  41 + return;
  42 + }
  43 +
  44 + if (first) {
  45 + first = false;
  46 + logger.verbose('POSTPAID2-SDK: first pull request to CORE');
  47 + }
  48 +
  49 + const coreEndpoint = `${coreUrl}/postpaid2/task`;
  50 +
  51 + const payload = {
  52 + handler: config.handler || config.handler_name,
  53 + products: config.products || [],
  54 + };
  55 +
  56 + let task;
  57 + try {
  58 + const result = await axios.post(
  59 + coreEndpoint, payload, GET_TASK_AXIOS_CONFIG,
  60 + );
  61 +
  62 + if (!result || !result.data) throw new Error('POSTPAID2-SDK: Empty CORE response on pulling task. MARK-26F332C6');
  63 + if (result && result.data && result.data.task && !result.data.task.postpaid) throw new Error('POSTPAID2-SDK: CORE returning non postpaid task on pulling task. MARK-B338CEF8');
  64 +
  65 + detectCoreStatusChange(true, coreEndpoint);
  66 + task = result.data.task;
  67 + } catch (e) {
  68 + skipNext = 3;
  69 + detectCoreStatusChange(false, coreEndpoint, e);
  70 + }
  71 +
  72 + if (!task) return;
  73 +
  74 + task.remote_product = ((config.remote_products || {})[task.product]) || task.product;
  75 +
  76 + logger.verbose('POSTPAID2-SDK: Got task from CORE on pulling task', { task });
  77 +
  78 + if (task.inquiry_only) {
  79 + if (typeof partner.inquiry === 'function') partner.inquiry(task);
  80 + return;
  81 + }
  82 +
  83 + if (typeof partner.pay === 'function') partner.pay(task);
  84 +}
  85 +
  86 +const getTaskLooper = async () => {
  87 + await getTask();
  88 +
  89 + setTimeout(() => {
  90 + getTaskLooper();
  91 + }, config.pull_interval_ms || 1000);
  92 +};
  93 +
  94 +exports.setPartner = (val) => {
  95 + partner = val;
  96 + setInterval(getTaskLooper, config.pull_interval_ms || 1000);
  97 +};
  98 +
  99 +exports.report = async (data, xid, retry) => {
  100 + if (!data.trx_id) {
  101 + logger.warn('POSTPAID2-SDK: INVALID DATA TO REPORT. No trx id in report. MARK-3A37B7CA', { xid, data });
  102 + return;
  103 + }
  104 +
  105 + if (!data.rc || typeof data.rc !== 'string') {
  106 + logger.warn('POSTPAID2-SDK: INVALID DATA TO REPORT. Rc is not valid. MARK-41ED74FC', {
  107 + xid, trxId: data.trx_id, rc: data.rc, typeofRc: typeof data.rc,
  108 + });
  109 + }
  110 +
  111 + const dataToReport = {
  112 + handler: config.handler || config.handler_name,
  113 + command: data.command,
  114 + trx_id: data.trx_id,
  115 + rc: data.rc,
  116 + sn: data.sn,
  117 + amount: data.amount,
  118 + base_bill_amount: data.base_bill_amount,
  119 + bill_count: data.bill_count,
  120 + message: data.message,
  121 + info: data.info,
  122 + detail: data.detail,
  123 + data: data.data,
  124 + };
  125 +
  126 + logger.verbose('POSTPAID2-SDK: Going to report to CORE', {
  127 + xid,
  128 + trxId: data.trx_id,
  129 + rc: data.rc,
  130 + sn: data.sn,
  131 + amount: data.amount,
  132 + baseBillAmount: data.base_bill_amount,
  133 + });
  134 +
  135 + const coreEndpoint = `${coreUrl}/postpaid2/report`;
  136 +
  137 + try {
  138 + const reportResult = await axios.post(
  139 + coreEndpoint, JSON.stringify(dataToReport), REPORT_AXIOS_CONFIG,
  140 + );
  141 +
  142 + if (!reportResult) {
  143 + logger.warn('POSTPAID2-SDK: unknown result from CORE on reporting trx result. MARK-795C53DB');
  144 + }
  145 + } catch (e) {
  146 + const newRetry = (retry || 0) + 1;
  147 + logger.warn('POSTPAID2-SDK: Exception on reporting trx result to CORE. MARK-E7F000D8', {
  148 + xid, err: e.message, retry: newRetry, maxRetry: MAX_REPORT_RETRY,
  149 + });
  150 +
  151 + if (!this || !this.report) {
  152 + logger.warn('POSTPAID2-SDK: Can not retry report because of unkown this.report!');
  153 + return;
  154 + }
  155 +
  156 + if (newRetry < MAX_REPORT_RETRY) {
  157 + setTimeout(() => {
  158 + logger.info('POSTPAID2-SDK: Retrying to send report to CORE', {
  159 + xid,
  160 + trxId: data.trx_id,
  161 + rc: data.rc,
  162 + sn: data.sn,
  163 + amount: data.amount,
  164 + baseBillAmount: data.base_bill_amount,
  165 + });
  166 +
  167 + this.report(data, xid, newRetry);
  168 + }, REPORT_RETRY_SLEEP_MS);
  169 + }
  170 + }
  171 +};