JavaScript IV

assignments/lambda-classes.js

@@ -1 +1,147 @@
 // CODE here for your Lambda Classes
+
+class Person {
+  constructor(personAttributes) {
+    this.name = personAttributes.name;
+    this.age = personAttributes.age;
+    this.location = personAttributes.location;
+  }
+  speak() {
+    return `Hello my name is ${this.name}, I am from ${this.location}`;
+  }
+}
+
+class Instructor extends Person {
+  constructor(instructorAttributes) {
+    super(instructorAttributes);
+    this.specialty = instructorAttributes.specialty;
+    this.favLanguage = instructorAttributes.favLanguage;
+    this.catchPhrase = instructorAttributes.catchPhrase;
+  }
+  demo(subject) {
+    console.log(`${this.name}: Today we are learning about ${subject}`);
+  }
+  grade(student, subject) {
+    return `${student} receives a perfect score on the ${subject}`;
+  }
+}
+
+class Students extends Person {
+  constructor(studentsAttributes) {
+    super(studentsAttributes);
+    this.previousBackground = studentsAttributes.previousBackground;
+    this.className = studentsAttributes.className;
+    this.favSubjects = studentsAttributes.favSubjects;
+  }
+  listsSubjects() {
+    return `${this.favSubjects}`;
+  }
+  PRAssignment(subject) {
+    return `${this.name} has submitted a PR for ${subject}`;
+  }
+  sprintChallenge(subject) {
+    return `${this.name} has begun sprint challenge on ${subject}`;
+  }
+}
+
+class ProjectManager extends Instructor {
+  constructor(pmAttributes) {
+    super(pmAttributes);
+    this.gradClassName = pmAttributes.gradClassName;
+    this.favInstructor = pmAttributes.favInstructor;
+  }
+  standUp(slackChannel) {
+    return `${this.name} annouces to ${slackChannel} at @channel standy times!`;
+  }
+  debugsCode(student, subject) {
+    return `${this.name} debugs ${student}'s code on the ${subject}`;
+  }
+}
+
+//*********** INSTRUCTORS ***********//
+
+const eddard = new Instructor({
+  name: "Eddard Stark",
+  location: "Winterfell",
+  age: 45,
+  favLanguage: "Common Tongue",
+  specialty: "Sword Fighting",
+  catchPhrase: `The man who passes the sentence should swing the sword.`
+});
+
+const jon = new Instructor({
+  name: "Jon Snow",
+  location: "Castle Black",
+  age: 23,
+  favLanguage: "Common Tongue",
+  specialty: "Sword Fighting",
+  catchPhrase: `Winter is coming!`
+});
+
+const madQueen = new Instructor({
+  name: "Daenarys Targeryan",
+  location: "Essos",
+  age: 22,
+  favLanguage: "Dothraki & Valerian",
+  specialty: "Riding Dragons",
+  catchPhrase: "The Iron Throne is mine! Dracarys rawr!"
+});
+
+//*********** STUDENTS ***********//
+const arya = new Students({
+  name: "Arya Stark",
+  location: "Winterfell",
+  age: 15,
+  className: "Web 23",
+  favSubjects: ["HTML", "CSS", "JavaScript", "Phython"],
+  specialty: "Faceless Assassin",
+  catchPhrase: `A girl has no name!`
+});
+
+const joffrey = new Students({
+  name: "Joffrey Baratheon",
+  location: "Kings Landing",
+  age: 15,
+  className: "Web 23",
+  favSubjects: ["Ruby ", "C++ ", "PHP ", "C#"],
+  specialty: "Being an ass",
+  catchPhrase:
+    'They say Stannis never smiles. I"ll give him a Red smile, from ear to ear'
+});
+
+//*********** PROJECT MANAGERS ***********//
+
+const tyrion = new ProjectManager({
+  name: "Tyrion Lannister",
+  location: "Kings Landing",
+  age: 35,
+  gradClassName: "Blackwater University",
+  favInstructor: "Sir Bron"
+});
+
+const varys = new ProjectManager({
+  name: "Lord Varys",
+  location: "Kings Landing",
+  age: 48,
+  gradClassName: "Wisperers University",
+  favInstructor: "Mad King"
+});
+
+// Instructors
+console.log(eddard.speak());
+console.log(jon.speak());
+console.log(madQueen.speak());
+console.log(jon.demo("White Walkers"));
+console.log(madQueen.demo("Dragons"));
+console.log(eddard.demo("Honor"));
+console.log(madQueen.grade("Arya", "99"));
+
+// Student
+console.log(arya.listsSubjects());
+console.log(joffrey.listsSubjects());
+console.log(arya.PRAssignment("React"));
+console.log(joffrey.sprintChallenge("Science"));
+
+// Project Managers
+console.log(tyrion.standUp("WEB 23"));
+console.log(varys.debugsCode("Jofrey", "JavaScript"));

assignments/prototype-refactor.js

@@ -7,3 +7,184 @@ Prototype Refactor
 2. Your goal is to refactor all of this code to use ES6 Classes. The console.log() statements should still return what is expected of them.
 
 */
+
+/*
+  Object oriented design is commonly used in video games.  For this part of the assignment you will be implementing several constructor functions with their correct inheritance hierarchy.
+
+  In this file you will be creating three constructor functions: GameObject, CharacterStats, Humanoid.  
+
+  At the bottom of this file are 3 objects that all end up inheriting from Humanoid.  Use the objects at the bottom of the page to test your constructor functions.
+
+  Each constructor function has unique properties and methods that are defined in their block comments below:
+*/
+
+/*
+  === GameObject ===
+  * createdAt
+  * name
+  * dimensions (These represent the character's size in the video game)
+  * destroy() // prototype method that returns: `${this.name} was removed from the game.`
+*/
+
+// Making the constructor
+// function GameObject(gameAttribute) {
+//   (this.createdAt = gameAttribute.createdAt),
+//     (this.name = gameAttribute.name),
+//     (this.dimensions = gameAttribute.dimensions);
+// }
+
+// // Prototype for this constructor
+// GameObject.prototype.destroy = function() {
+//   return `${this.name} was removed from the game.`;
+// };
+
+// *************CONVERTED TO CLASSS ***************//
+class GameObject {
+  constructor(gameAttribute) {
+    this.createdAt = gameAttribute.createdAt;
+    this.name = gameAttribute.name;
+    this.dimensions = gameAttribute.dimensions;
+  }
+  destroy() {
+    return `${this.name} was removed from the game.`;
+  }
+} // closes the GameObject
+
+/*
+  === CharacterStats ===
+  * healthPoints
+  * takeDamage() // prototype method -> returns the string '<object name> took damage.'
+  * should inherit destroy() from GameObject's prototype
+*/
+
+// // Making the constructor for CharacterStats
+// function CharacterStats(charAttributes) {
+//   (this.healthPoints = charAttributes.healthPoints),
+//     GameObject.call(this, charAttributes);
+// }
+
+// // Inheritance
+// CharacterStats.prototype = Object.create(GameObject.prototype);
+
+// // Prototype for CharacterStats constructor
+// CharacterStats.prototype.takeDamage = function() {
+//   return `${this.name} took damage.`;
+// };
+
+// *************CONVERTED TO CLASSS ***************//
+
+class CharacterStats extends GameObject {
+  constructor(charAttributes) {
+    super(charAttributes);
+    this.healthPoints = charAttributes.healthPoints;
+  }
+  takeDamage() {
+    return `${this.name} took damage.`;
+  }
+}
+
+/*
+  === Humanoid (Having an appearance or character resembling that of a human.) ===
+  * team
+  * weapons
+  * language
+  * greet() // prototype method -> returns the string '<object name> offers a greeting in <object language>.'
+  * should inherit destroy() from GameObject through CharacterStats
+  * should inherit takeDamage() from CharacterStats
+*/
+
+// Humanoid Constructor
+// function Humanoid(humanoidAttributes) {
+//   (this.team = humanoidAttributes.team),
+//     (this.weapons = humanoidAttributes.weapons),
+//     (this.language = humanoidAttributes.language),
+//     CharacterStats.call(this, humanoidAttributes);
+// }
+
+// // Inheritance
+// Humanoid.prototype = Object.create(CharacterStats.prototype);
+
+// // Prototype for this constructor
+// Humanoid.prototype.greet = function() {
+//   return `${this.name} offers a greeting in ${this.language}`;
+// };
+
+// *************CONVERTED TO CLASSS ***************//
+
+class Humanoid extends CharacterStats {
+  constructor(humanoidAttributes) {
+    super(humanoidAttributes);
+    this.team = humanoidAttributes.team;
+    this.teapons = humanoidAttributes.weapons;
+    this.language = humanoidAttributes.language;
+  }
+  greet() {
+    return `${this.name} offers a greeting in ${this.language}`;
+  }
+}
+
+/*
+ * Inheritance chain: GameObject -> CharacterStats -> Humanoid
+ * Instances of Humanoid should have all of the same properties as CharacterStats and GameObject.
+ * Instances of CharacterStats should have all of the same properties as GameObject.
+ */
+
+// Test you work by un-commenting these 3 objects and the list of console logs below:
+
+const mage = new Humanoid({
+  createdAt: new Date(),
+  dimensions: {
+    length: 2,
+    width: 1,
+    height: 1
+  },
+  healthPoints: 5,
+  name: "Bruce",
+  team: "Mage Guild",
+  weapons: ["Staff of Shamalama"],
+  language: "Common Tongue"
+});
+
+const swordsman = new Humanoid({
+  createdAt: new Date(),
+  dimensions: {
+    length: 2,
+    width: 2,
+    height: 2
+  },
+  healthPoints: 15,
+  name: "Sir Mustachio",
+  team: "The Round Table",
+  weapons: ["Giant Sword", "Shield"],
+  language: "Common Tongue"
+});
+
+const archer = new Humanoid({
+  createdAt: new Date(),
+  dimensions: {
+    length: 1,
+    width: 2,
+    height: 4
+  },
+  healthPoints: 10,
+  name: "Lilith",
+  team: "Forest Kingdom",
+  weapons: ["Bow", "Dagger"],
+  language: "Elvish"
+});
+
+console.log(mage.createdAt); // Today's date
+console.log(archer.dimensions); // { length: 1, width: 2, height: 4 }
+console.log(swordsman.healthPoints); // 15
+console.log(mage.name); // Bruce
+console.log(swordsman.team); // The Round Table
+console.log(mage.weapons); // Staff of Shamalama
+console.log(archer.language); // Elvish
+console.log(archer.greet()); // Lilith offers a greeting in Elvish.
+console.log(mage.takeDamage()); // Bruce took damage.
+console.log(swordsman.destroy()); // Sir Mustachio was removed from the game.
+
+// Stretch task:
+// * Create Villain and Hero constructor functions that inherit from the Humanoid constructor function.
+// * Give the Hero and Villains different methods that could be used to remove health points from objects which could result in destruction if health gets to 0 or drops below 0;
+// * Create two new objects, one a villain and one a hero and fight it out with methods!