114 lines
2.8 KiB
JavaScript
114 lines
2.8 KiB
JavaScript
const sqlite3 = require('sqlite3').verbose();
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const fs = require('fs');
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const location = process.env.SQLITE_DB_LOCATION || '/etc/todos/todo.db';
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let db, dbAll, dbRun;
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function init() {
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const dirName = require('path').dirname(location);
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if (!fs.existsSync(dirName)) {
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fs.mkdirSync(dirName, { recursive: true });
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}
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return new Promise((acc, rej) => {
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db = new sqlite3.Database(location, err => {
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if (err) return rej(err);
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if (process.env.NODE_ENV !== 'test')
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console.log(`Using sqlite database at ${location}`);
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db.run(
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'CREATE TABLE IF NOT EXISTS todo_items (id varchar(36), name varchar(255), completed boolean)',
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(err, result) => {
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if (err) return rej(err);
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acc();
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},
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);
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});
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});
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}
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async function teardown() {
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return new Promise((acc, rej) => {
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db.close(err => {
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if (err) rej(err);
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else acc();
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});
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});
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}
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async function getItems() {
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return new Promise((acc, rej) => {
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db.all('SELECT * FROM todo_items', (err, rows) => {
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if (err) return rej(err);
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acc(
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rows.map(item =>
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Object.assign({}, item, {
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completed: item.completed === 1,
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}),
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),
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);
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});
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});
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}
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async function getItem(id) {
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return new Promise((acc, rej) => {
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db.all('SELECT * FROM todo_items WHERE id=?', [id], (err, rows) => {
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if (err) return rej(err);
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acc(
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rows.map(item =>
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Object.assign({}, item, {
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completed: item.completed === 1,
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}),
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)[0],
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);
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});
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});
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}
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async function storeItem(item) {
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return new Promise((acc, rej) => {
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db.run(
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'INSERT INTO todo_items (id, name, completed) VALUES (?, ?, ?)',
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[item.id, item.name, item.completed ? 1 : 0],
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err => {
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if (err) return rej(err);
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acc();
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},
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);
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});
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}
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async function updateItem(id, item) {
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return new Promise((acc, rej) => {
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db.run(
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'UPDATE todo_items SET name=?, completed=? WHERE id = ?',
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[item.name, item.completed ? 1 : 0, id],
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err => {
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if (err) return rej(err);
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acc();
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},
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);
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});
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}
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async function removeItem(id) {
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return new Promise((acc, rej) => {
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db.run('DELETE FROM todo_items WHERE id = ?', [id], err => {
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if (err) return rej(err);
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acc();
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});
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});
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}
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module.exports = {
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init,
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teardown,
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getItems,
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getItem,
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storeItem,
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updateItem,
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removeItem,
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};
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