Crud Express Js with SQLITE

app.js

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+var createError = require('http-errors');
+var express = require('express');
+var path = require('path');
+var cookieParser = require('cookie-parser');
+var logger = require('morgan');
+
+var indexRouter = require('./routes/index');
+var usersRouter = require('./routes/users');
+
+var app = express();
+
+// view engine setup
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'pug');
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+	next(createError(404));
+});
+
+// error handler
+app.use(function(err, req, res, next) {
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+  // render the error page
+  res.status(err.status || 500);
+  res.render('error');
+});
+
+module.exports = app;

bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('myapp:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

contoh.js

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+/**
+ * Akses SQLite 3
+ */
+ var sqlite = require('sqlite3').verbose();
+ var file = 'film.db';
+ var db = new sqlite.Database(file);
+ var fs = require('fs');
+
+// Sample Data
+var film = {
+    judul: "Keramat",
+    release: "2009",
+    imdb: "http://www.imdb.com/title/tt1495818/",
+    deskripsi: "Film horror paling horror!"
+}
+
+var filmUpdate = {
+    id: 1,
+    deskripsi: "Best Indonesian Horror Movie."
+}
+
+// SQL Statement
+var CREATE_TABLE = "CREATE TABLE IF NOT EXISTS fdb ( id INTEGER PRIMARY KEY AUTOINCREMENT, judul TEXT NOT NULL, release TEXT NOT NULL, imdb TEXT, deskripsi TEXT )";
+var INSERT_DATA = "INSERT INTO fdb (judul, release, imdb, deskripsi) VALUES (?, ?, ?, ?)";
+var SELECT_DATA = "SELECT * FROM fdb";
+var UPDATE_DATA = "UPDATE fdb SET deskripsi=$deskripsi WHERE id=$id";
+
+// Run SQL one at a time
+db.serialize(function() {
+    // Create table
+    db.run(CREATE_TABLE, function(err) {
+        if (err) {
+            console.log(err);
+        } else {
+            console.log('CREATE TABLE');
+        }
+    });
+
+    // Insert data with sample data
+    db.run(INSERT_DATA, [film.judul, film.release, film.imdb, film.deskripsi], function(err) {
+        if (err) {
+            console.log(err);
+        } else {
+            console.log('INSERT DATA');
+        }
+    });
+
+    // Query all data
+    selectAllData();
+
+    // Update data
+    db.run(UPDATE_DATA, {$deskripsi: filmUpdate.deskripsi, $id: filmUpdate.id}, function(err){
+        if(err) {
+            console.log(err);
+        } else {
+            console.log('UDATE DATA');
+        }
+    });
+
+    selectAllData();
+
+    db.run('DELETE FROM fdb WHERE id=$id', {$id:1}, function(err){
+        if(err) {
+            console.log(err)
+        } else {
+            console.log("DELETE DATA");
+        };
+
+    })
+
+});
+
+function selectAllData() {
+    db.each(SELECT_DATA, function(err, rows) {
+        if (!err) {
+            console.log(rows);
+        }
+    })
+}

model/produk.js

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+ var sqlite = require('sqlite3').verbose();
+ var file = 'todo.db';
+ var db = new sqlite.Database(file);
+ var fs = require('fs');
+
+// Sample Data
+var produk = [
+{
+	"name": "Laptop",
+	"price": "20000000",
+	"category": "Elektronik"
+},
+{
+	"name": "Keyboard",
+	"price": "100000",
+	"category": "Elektronik"
+}
+];
+
+var CREATE_TABLE_PRODUK = "CREATE TABLE IF NOT EXISTS produk ( id INTEGER PRIMARY KEY AUTOINCREMENT, name VARCHAR NOT NULL, price INTEGER NOT NULL , category VARCHAR NOT NULL )";
+
+
+// Run SQL one at a time
+db.serialize(function() {
+
+    // Create table
+    db.run(CREATE_TABLE_PRODUK, function(err) {
+    	if (err) {
+    		console.log(err);
+    	} else {
+    		console.log('CREATE TABLE SUCCES');
+    	}
+    });
+
+    var stmtProduk = db.prepare("INSERT INTO produk (name,price,category) VALUES (?, ?,?)");
+    for (var i = 0; i < produk.length; i++) {
+    	stmtProduk.run(produk[i].name, produk[i].price ,produk[i].category);
+    }
+    stmtProduk.finalize();
+
+
+});

model/todo.js

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+ var sqlite = require('sqlite3').verbose();
+ var file = 'todo.db';
+ var db = new sqlite.Database(file);
+ var fs = require('fs');
+
+// Sample Data
+var todo = [
+{
+	"task": "Taklim Pagi",
+	"complete": "Belum Terlaksana"
+},
+{
+	"task": "Tanam Jagung",
+	"complete": "Belum Terlaksana"
+}
+];
+// Sample Data
+var produk = [
+{
+	"name": "Laptop",
+	"price": "20000000",
+	"category": "Elektronik"
+},
+{
+	"name": "Keyboard",
+	"price": "100000",
+	"category": "Elektronik"
+}
+];
+
+var CREATE_TABLE = "CREATE TABLE IF NOT EXISTS todo ( id INTEGER PRIMARY KEY AUTOINCREMENT, task VARCHAR NOT NULL, complete VARCHAR NOT NULL )";
+var CREATE_TABLE_PRODUK = "CREATE TABLE IF NOT EXISTS produk ( id INTEGER PRIMARY KEY AUTOINCREMENT, name VARCHAR NOT NULL, price INTEGER NOT NULL , category VARCHAR NOT NULL )";
+
+
+// Run SQL one at a time
+db.serialize(function() {
+
+    // Create table
+    db.run(CREATE_TABLE, function(err) {
+    	if (err) {
+    		console.log(err);
+    	} else {
+    		console.log('CREATE TABLE SUCCES');
+    	}
+    });
+    // Create table
+    db.run(CREATE_TABLE_PRODUK, function(err) {
+    	if (err) {
+    		console.log(err);
+    	} else {
+    		console.log('CREATE TABLE SUCCES');
+    	}
+    });
+
+    var stmt = db.prepare("INSERT INTO todo (task, complete) VALUES (?, ?)");
+    for (var i = 0; i < todo.length; i++) {
+    	stmt.run(todo[i].task,todo[i].complete);
+    }
+    stmt.finalize();
+
+    var stmtProduk = db.prepare("INSERT INTO produk (name,price,category) VALUES (?, ?,?)");
+    for (var i = 0; i < produk.length; i++) {
+    	stmtProduk.run(produk[i].name, produk[i].price ,produk[i].category);
+    }
+    stmtProduk.finalize();
+
+
+});