57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
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const sqlite3 = require('sqlite3')
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const db = new sqlite3.Database('count.db')
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db.run(`CREATE TABLE IF NOT EXISTS tb_count (
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id INTEGER PRIMARY KEY AUTOINCREMENT
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NOT NULL
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UNIQUE,
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name VARCHAR (32) NOT NULL
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UNIQUE,
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num BIGINT NOT NULL
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DEFAULT (0)
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);`)
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function getNum(name) {
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return new Promise((resolve, reject) => {
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db.get('SELECT `name`, `num` from tb_count WHERE `name` = ?', name, (err, row) => {
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if (err) reject(err)
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resolve(row || { name, num: 0 })
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})
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})
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}
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function getAll(name) {
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return new Promise((resolve, reject) => {
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db.get('SELECT * from tb_count', (err, row) => {
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if (err) reject(err)
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resolve(row)
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})
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})
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}
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function setNum(name, num) {
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return new Promise((resolve, reject) => {
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db.run(`INSERT INTO tb_count(\`name\`, \`num\`)
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VALUES($name, $num)
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ON CONFLICT(name) DO
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UPDATE SET \`num\` = $num;`
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, {
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$name: name,
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$num: num
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}
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, (err, row) => {
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if (err) reject(err)
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resolve(row)
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})
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})
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}
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module.exports = {
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getNum,
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getAll,
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setNum
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}
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