41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
const connection = require('./connection');
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async function getPublisherNames() {
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let selectSql = `SELECT id,name FROM publishers`
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return await connection.query(selectSql);
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}
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async function getPublisher(id) {
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let selectSql = `SELECT name,homepage,description FROM publishers`,
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whereStatements = [],
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queryParameters = [];
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if (typeof id !== 'undefined' && id.length > 0) {
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whereStatements.push("id LIKE ?");
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queryParameters.push('%' + id + '%');
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}
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//Dynamically add WHERE expressions to SELECT statements if needed
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if (whereStatements.length > 0) {
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selectSql = selectSql + ' WHERE ' + whereStatements.join(' AND ');
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}
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return await connection.query(selectSql, queryParameters);
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}
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async function addNewPublisher(formInput) {
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let insertSql = `INSERT INTO publishers (name, description, homepage) VALUES (?, ?, ?)`;
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let queryParameters = [formInput.name,
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formInput.description,
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formInput.homepage];
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return await connection.query(insertSql, queryParameters);
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}
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module.exports = {
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getPublisherNames,
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getPublisher,
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addNewPublisher
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} |