salix/modules/invoiceIn/back/methods/invoice-in/getSerial.js

70 lines
2.1 KiB
JavaScript

const ParameterizedSQL = require('loopback-connector').ParameterizedSQL;
const buildFilter = require('vn-loopback/util/filter').buildFilter;
const mergeFilters = require('vn-loopback/util/filter').mergeFilters;
module.exports = Self => {
Self.remoteMethodCtx('getSerial', {
description: 'Return invoiceIn serial',
accessType: 'READ',
accepts: [{
arg: 'filter',
type: 'object'
}, {
arg: 'daysAgo',
type: 'number',
required: true
}, {
arg: 'serial',
type: 'string'
}],
returns: {
type: 'object',
root: true
},
http: {
path: '/getSerial',
verb: 'GET'
}
});
Self.getSerial = async(ctx, options) => {
const conn = Self.dataSource.connector;
const args = ctx.args;
const myOptions = {};
if (typeof options == 'object')
Object.assign(myOptions, options);
const where = buildFilter(args, (param, value) => {
switch (param) {
case 'serial':
return {'f.serial': {like: `%${value}%`}};
}
});
filter = mergeFilters(args.filter, {where});
const issued = Date.vnNew();
issued.setDate(issued.getDate() - args.daysAgo);
const stmts = [];
const stmt = new ParameterizedSQL(
`SELECT *
FROM (
SELECT i.serial, SUM(IF(i.isBooked, 0,1)) pending, COUNT(*) total
FROM vn.invoiceIn i
WHERE i.issued >= ?
GROUP BY i.serial) f`
, [issued]);
stmt.merge(conn.makeWhere(filter.where));
stmt.merge(conn.makeOrderBy(filter.order));
stmt.merge(conn.makeLimit(filter));
const invoiceInIndex = stmts.push(stmt) - 1;
const sql = ParameterizedSQL.join(stmts, ';');
const result = await conn.executeStmt(sql, myOptions);
return invoiceInIndex === 0 ? result : result[invoiceInIndex];
};
};