sales.js
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"use strict";
var json2csv = require('json2csv');
var config;
var db;
function init(options) {
config = options.config;
db = options.db;
}
function _getLastHoursSalesPerChipInfo(hour, cb) {
let dbConnection = db.connection();
if (!dbConnection) {
cb("db is not connected");
return;
}
let query = "select CHIP_INFO, COUNT(1) as TRX, sum(PRICE) as AMOUNT, to_char(max(TIME_START), 'YYYY-MM-DD HH24:MI:SS') as LAST_TS from T_TRANS where TIME_START >= sysdate - :hour / 24 and CHIP_INFO is not null and (TRANS_STAT = '200' or TRANS_STAT = '1200') group by CHIP_INFO order by CHIP_INFO asc";
dbConnection.execute(query, [hour], function(err, res) {
if (err) {
cb(err, null);
return;
}
let retval = db.createResultObject(res);
if (retval && retval.length > 0) {
cb(null, retval);
}
else {
cb(null, null);
}
});
}
function getLastHoursSalesPerChipInfo(req, res, next) {
let hour = req.params.hour;
if (!hour) {
hour = 1;
}
_getLastHoursSalesPerChipInfo(hour, function(err, result) {
if (err) {
res.send(err.message);
return;
}
if (req.query.format == 'csv') {
let fields = ['CHIP_INFO', 'TRX', 'AMOUNT', 'LAST_TS']
let csv = json2csv({data: result, fields: fields});
res.type('text');
res.end(csv);
}
else if (req.query.format == 'html') {
let fields = [
{
title: 'CHIP_INFO',
isBold: true
},
{
title: 'TRX',
isNumber: true
},
{
title: 'AMOUNT',
isNumber: true
},
{
title: 'LAST_TS'
}
];
res.render(
'table.html',
{
title: 'Sales per gateway in ' + hour + ' hour(s)',
fields: fields,
rows: result
}
);
} else {
res.json(result);
}
});
}
function _getLastHoursSalesPerProduct(hour, cb) {
let dbConnection = db.connection();
if (!dbConnection) {
cb("db is not connected");
return;
}
let query = "select NOM as PRODUCT, COUNT(1) as TRX, sum(PRICE) as AMOUNT, to_char(max(TIME_START), 'YYYY-MM-DD HH24:MI:SS') as LAST_TS from T_TRANS where TIME_START >= sysdate - :hour / 24 and (TRANS_STAT = '200' or TRANS_STAT = '1200') group by NOM order by NOM asc";
dbConnection.execute(query, [hour], function(err, res) {
if (err) {
cb(err, null);
return;
}
let retval = db.createResultObject(res);
if (retval && retval.length > 0) {
cb(null, retval);
}
else {
cb(null, null);
}
});
}
function getLastHoursSalesPerProduct(req, res, next) {
let hour = req.params.hour;
if (!hour) {
hour = 1;
}
_getLastHoursSalesPerProduct(hour, function(err, result) {
if (err) {
res.send(err.message);
return;
}
if (req.query.format == 'csv') {
let fields = ['PRODUCT', 'TRX', 'AMOUNT', 'LAST_TS']
let csv = json2csv({data: result, fields: fields});
res.type('text');
res.end(csv);
}
else if (req.query.format == 'html') {
let fields = [
{
title: 'PRODUCT',
isBold: true
},
{
title: 'TRX',
isNumber: true
},
{
title: 'AMOUNT',
isNumber: true
},
{
title: 'LAST_TS'
}
];
res.render(
'table.html',
{
title: 'Sales per product in ' + hour + ' hour(s)',
fields: fields,
rows: result
}
);
} else {
res.json(result);
}
});
}
function _getLastHoursSalesPerCustomer(hour, cb) {
let dbConnection = db.connection();
if (!dbConnection) {
cb("db is not connected");
return;
}
let query = "select T_STORE_USER.FULL_NAME as CUSTOMER, COUNT(1) as TRX, sum(PRICE) as AMOUNT, to_char(max(TIME_START), 'YYYY-MM-DD HH24:MI:SS') as LAST_TS from T_TRANS left join T_STORE_USER ON T_STORE_USER.USER_NAME = T_TRANS.USER_NAME where TIME_START >= sysdate - :hour / 24 and (TRANS_STAT = '200' or TRANS_STAT = '1200') group by T_STORE_USER.FULL_NAME order by T_STORE_USER.FULL_NAME asc";
dbConnection.execute(query, [hour], function(err, res) {
if (err) {
cb(err, null);
return;
}
let retval = db.createResultObject(res);
if (retval && retval.length > 0) {
cb(null, retval);
}
else {
cb(null, null);
}
});
}
function getLastHoursSalesPerCustomer(req, res, next) {
let hour = req.params.hour;
if (!hour) {
hour = 1;
}
_getLastHoursSalesPerCustomer(hour, function(err, result) {
if (err) {
res.send(err.message);
return;
}
if (req.query.format == 'csv') {
let fields = ['CUSTOMER', 'TRX', 'AMOUNT', 'LAST_TS']
let csv = json2csv({data: result, fields: fields});
res.type('text');
res.end(csv);
}
else if (req.query.format == 'html') {
let fields = [
{
title: 'CUSTOMER',
isBold: true
},
{
title: 'TRX',
isNumber: true
},
{
title: 'AMOUNT',
isNumber: true
},
{
title: 'LAST_TS'
}
];
res.render(
'table.html',
{
title: 'Sales per customer in ' + hour + ' hour(s)',
fields: fields,
rows: result
}
);
} else {
res.json(result);
}
});
}
exports.init = init;
exports.getLastHoursSalesPerChipInfo = getLastHoursSalesPerChipInfo;
exports.getLastHoursSalesPerProduct = getLastHoursSalesPerProduct;
exports.getLastHoursSalesPerCustomer = getLastHoursSalesPerCustomer;