DONE CRUD

app.js

@@ -0,0 +1,13 @@
+"use strict"
+const app = require('express')();
+const bodyParser = require('body-parser');
+const routes = require('./routes');
+const model = require('./models');
+
+app.use(bodyParser.urlencoded({ extended: false }));
+app.use(bodyParser.json());
+app.use('/',routes);
+app.set('view engine', 'ejs');
+app.listen(3000, () => {
+  console.log('App Listening on port 3000');
+});

config/config.json

@@ -0,0 +1,23 @@
+{
+  "development": {
+    "username": "admin",
+    "password": 12345,
+    "database": "sekolah",
+    "host": "127.0.0.1",
+    "dialect": "postgres"
+  },
+  "test": {
+    "username": "root",
+    "password": null,
+    "database": "database_test",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  },
+  "production": {
+    "username": "root",
+    "password": null,
+    "database": "database_production",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  }
+}

migrations/20180225025926-create-teacher.js

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+'use strict';
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.createTable('Teachers', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      first_name: {
+        type: Sequelize.STRING
+      },
+      last_name: {
+        type: Sequelize.STRING
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.dropTable('Teachers');
+  }
+};

migrations/20180225033851-create-subject.js

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+'use strict';
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.createTable('Subjects', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      subject_name: {
+        type: Sequelize.STRING
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.dropTable('Subjects');
+  }
+};

migrations/20180225113114-addForeingKey.js

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+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.addColumn('Teachers',
+      'id_subject',
+      {
+        type: Sequelize.INTEGER,
+      },
+    );
+    /*
+      Add altering commands here.
+      Return a promise to correctly handle asynchronicity.
+
+      Example:
+      return queryInterface.createTable('users', { id: Sequelize.INTEGER });
+    */
+  },
+
+  down: (queryInterface, Sequelize) => {
+    /*
+      Add reverting commands here.
+      Return a promise to correctly handle asynchronicity.
+
+      Example:
+      return queryInterface.dropTable('users');
+    */
+  }
+};

migrations/20180226085916-create-student-subject.js

@@ -0,0 +1,30 @@
+'use strict';
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.createTable('StudentSubjects', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      id_student: {
+        type: Sequelize.INTEGER
+      },
+      id_subject: {
+        type: Sequelize.INTEGER
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.dropTable('StudentSubjects');
+  }
+};

migrations/20180226131904-addScore.js

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+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+
+    /*
+      Add altering commands here.
+      Return a promise to correctly handle asynchronicity.
+
+      Example:
+      return queryInterface.createTable('users', { id: Sequelize.INTEGER });
+    */
+  },
+
+  down: (queryInterface, Sequelize) => {
+    /*
+      Add reverting commands here.
+      Return a promise to correctly handle asynchronicity.
+
+      Example:
+      return queryInterface.dropTable('users');
+    */
+  }
+};

models/index.js

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+'use strict';
+
+var fs        = require('fs');
+var path      = require('path');
+var Sequelize = require('sequelize');
+var basename  = path.basename(__filename);
+var env       = process.env.NODE_ENV || 'development';
+var config    = require(__dirname + '/../config/config.json')[env];
+var db        = {};
+
+if (config.use_env_variable) {
+  var sequelize = new Sequelize(process.env[config.use_env_variable], config);
+} else {
+  var 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 => {
+    var model = sequelize['import'](path.join(__dirname, file));
+    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/student.js

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+'use strict';
+module.exports = (sequelize, DataTypes) => {
+  var Student = sequelize.define('Student', {
+    first_name: DataTypes.STRING,
+    last_name: DataTypes.STRING,
+    email: DataTypes.STRING,
+  }, {});
+  Student.associate = function(models) {
+    // associations can be defined here
+    Student.belongsToMany(models.Subject, { through: models.StudentSubject ,foreignKey: 'id_student'});
+    Student.hasMany(models.StudentSubject,{
+      foreignKey: 'id_student'
+    })
+  };
+  return Student;
+};

models/studentsubject.js

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+'use strict';
+module.exports = (sequelize, DataTypes) => {
+  var StudentSubject = sequelize.define('StudentSubject', {
+    id:{ type:DataTypes.INTEGER,primaryKey: true,autoIncrement: true},
+    id_student: DataTypes.INTEGER,
+    id_subject: DataTypes.INTEGER,
+    score: DataTypes.INTEGER
+  }, {});
+  StudentSubject.associate = function(models) {
+    StudentSubject.belongsTo(models.Student,{foreignKey:'id_student'})
+    StudentSubject.belongsTo(models.Subject,{foreignKey:'id_subject'})
+  };
+  return StudentSubject;
+};

models/subject.js

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+'use strict';
+module.exports = (sequelize, DataTypes) => {
+  var Subject = sequelize.define('Subject', {
+    subject_name: DataTypes.STRING
+  }, {});
+  Subject.associate = function(models) {
+    // associations can be defined here
+    Subject.hasMany(models.Teacher, {
+      foreignKey: 'id_subject'
+    })
+
+    Subject.belongsToMany(models.Student, { through: models.StudentSubject, foreignKey: 'id_subject'});
+    Subject.hasMany(models.StudentSubject,{
+      foreignKey: 'id_subject'
+    })
+
+
+  };
+  return Subject;
+};

models/teacher.js

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+'use strict';
+module.exports = (sequelize, DataTypes) => {
+  var Teacher = sequelize.define('Teacher', {
+    first_name: DataTypes.STRING,
+    last_name: DataTypes.STRING,
+    email: DataTypes.STRING,
+    id_subject : DataTypes.INTEGER
+  }, {});
+  Teacher.associate = function(models) {
+    // associations can be defined here
+    Teacher.belongsTo(models.Subject, {
+      foreignKey: 'id_subject'
+    })
+  };
+  return Teacher;
+};