54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
const ParameterizedSQL = require('loopback-connector').ParameterizedSQL;
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module.exports = Self => {
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Self.remoteMethod('getTaxes', {
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description: 'Gets the taxes of a given order',
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accessType: 'READ',
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accepts: [{
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arg: 'id',
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type: 'number',
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required: true,
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description: 'order id',
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http: {source: 'path'}
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}],
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returns: {
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type: 'object',
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root: true
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},
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http: {
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path: `/:id/getTaxes`,
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verb: 'GET'
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}
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});
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Self.getTaxes = async orderFk => {
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let conn = Self.dataSource.connector;
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let stmts = [];
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let stmt;
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stmts.push('DROP TEMPORARY TABLE IF EXISTS tmp.order');
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stmt = new ParameterizedSQL(`
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CREATE TEMPORARY TABLE tmp.order
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(INDEX (orderFk))
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ENGINE = MEMORY
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SELECT ? AS orderFk`, [orderFk]);
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stmts.push(stmt);
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stmts.push('CALL hedera.orderGetTax()');
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let orderTaxIndex = stmts.push('SELECT * FROM tmp.orderAmount') - 1;
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stmts.push(`
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DROP TEMPORARY TABLE
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tmp.order,
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tmp.orderTax`);
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let sql = ParameterizedSQL.join(stmts, ';');
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let result = await conn.executeStmt(sql);
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return result[orderTaxIndex];
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};
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};
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