Setup sequelize and create models

bin/www

@@ -7,6 +7,7 @@
 let app = require("../app");
 let debug = require("debug")("sod:server");
 let http = require("http");
+let models = require("../models");
 
 /**
  * Get port from environment and store in Express.
@@ -25,9 +26,11 @@ let server = http.createServer(app);
  * Listen on provided port, on all network interfaces.
  */
 
-server.listen(port);
-server.on("error", onError);
-server.on("listening", onListening);
+models.sequelize.sync().then(() => {
+  server.listen(port);
+  server.on("error", onError);
+  server.on("listening", onListening);
+});
 
 /**
  * Normalize a port into a number, string, or false.

config/config_exemple.json

@@ -0,0 +1,7 @@
+{
+  "username": "root",
+  "password": null,
+  "database": "database_development",
+  "host": "127.0.0.1",
+  "dialect": "mysql"
+}

models/command.js

@@ -0,0 +1,31 @@
+"use strict";
+const {
+  Model
+} = require("sequelize");
+module.exports = (sequelize, DataTypes) => {
+  class Command extends Model {
+    static associate(models) {
+      Command.belongsToMany(models.Sandwich, {through: "SandwichCommand"});
+      Command.belongsTo(models.Department);
+    }
+  }
+  Command.init({
+    firstName: {
+      type: DataTypes.STRING,
+      allowNull: false
+    },
+    lastName: {
+      type: DataTypes.STRING,
+      allowNull: false
+    },
+    date: {
+      type: DataTypes.DATEONLY,
+      defaultValue: DataTypes.NOW,
+      allowNull: false
+    }
+  }, {
+    sequelize,
+    modelName: "Command",
+  });
+  return Command;
+};

models/department.js

@@ -0,0 +1,22 @@
+"use strict";
+const {
+  Model
+} = require("sequelize");
+module.exports = (sequelize, DataTypes) => {
+  class Department extends Model {
+    static associate(models) {
+      Department.hasMany(models.Command);
+    }
+  }
+  Department.init({
+    name: {
+      type: DataTypes.STRING,
+      unique: true,
+      allowNull: false
+    }
+  }, {
+    sequelize,
+    modelName: "Department",
+  });
+  return Department;
+};

models/index.js

@@ -0,0 +1,36 @@
+"use strict";
+
+const fs = require("fs");
+const path = require("path");
+const Sequelize = require("sequelize");
+const basename = path.basename(__filename);
+const config = require(__dirname + "/../config/config.json");
+const db = {};
+
+let sequelize;
+if (config.use_env_variable) {
+  sequelize = new Sequelize(process.env[config.use_env_variable], config);
+} else {
+  sequelize = new Sequelize(config.database, config.username, config.password, config);
+}
+
+fs
+  .readdirSync(__dirname)
+  .filter(file => {
+    return (file.indexOf(".") !== 0) && (file !== basename) && (file.slice(-3) === ".js");
+  })
+  .forEach(file => {
+    const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+    db[model.name] = model;
+  });
+
+Object.keys(db).forEach(modelName => {
+  if (db[modelName].associate) {
+    db[modelName].associate(db);
+  }
+});
+
+db.sequelize = sequelize;
+db.Sequelize = Sequelize;
+
+module.exports = db;

models/sandwich.js

@@ -0,0 +1,26 @@
+"use strict";
+const {
+  Model
+} = require("sequelize");
+module.exports = (sequelize, DataTypes) => {
+  class Sandwich extends Model {
+    static associate(models) {
+      Sandwich.belongsToMany(models.Command, {through: "SandwichCommand"});
+    }
+  }
+  Sandwich.init({
+    name: {
+      type: DataTypes.STRING,
+      allowNull: false,
+      unique: true
+    },
+    price: {
+      type: DataTypes.FLOAT,
+      allowNull: false
+    }
+  }, {
+    sequelize,
+    modelName: "Sandwich",
+  });
+  return Sandwich;
+};

package.json

@@ -11,6 +11,10 @@
     "express": "~4.16.1",
     "http-errors": "~1.6.3",
     "morgan": "~1.9.1",
-    "pug": "2.0.0-beta11"
+    "pg": "^8.3.0",
+    "pg-hstore": "^2.3.3",
+    "pug": "2.0.0-beta11",
+    "sequelize": "^6.3.4",
+    "sequelize-cli": "^6.2.0"
   }
 }