29 lines
926 B
JavaScript
29 lines
926 B
JavaScript
const db = require('./db')
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const uuid = require('uuid')
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function getAvailablePromoCodes () {
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const sql = `SELECT * FROM coupons WHERE soft_deleted=false`
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return db.any(sql)
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}
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function getPromoCode (code) {
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const sql = `SELECT * FROM coupons WHERE code=$1 AND soft_deleted=false`
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return db.oneOrNone(sql, [code])
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}
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function createPromoCode (code, discount) {
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const sql = `INSERT INTO coupons (id, code, discount) VALUES ($1, $2, $3) RETURNING *`
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return db.one(sql, [uuid.v4(), code, discount])
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}
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function deletePromoCode (id) {
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const sql = `UPDATE coupons SET soft_deleted=true WHERE id=$1`
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return db.none(sql, [id])
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}
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function getNumberOfAvailablePromoCodes () {
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const sql = `SELECT COUNT(id) FROM coupons WHERE soft_deleted=false`
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return db.one(sql).then(res => res.count)
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}
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module.exports = { getAvailablePromoCodes, getPromoCode, createPromoCode, deletePromoCode, getNumberOfAvailablePromoCodes }
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