Implemented viking

src/viking.js

@@ -1,11 +1,115 @@
 // Soldier
-class Soldier {}
+class Soldier {
+  constructor(health, strength) {
+    this.health = health;
+    this.strength = strength;
+  }
+  attack() {
+    return this.strength;
+  }
+  receiveDamage(damage) {
+    this.health = this.health - damage;
+  }
+}
 
 // Viking
-class Viking {}
+class Viking extends Soldier {
+  constructor(name, health, strength) {
+    super(health, strength);
+    this.name = name;
+  }
+
+  receiveDamage(damage) {
+    this.health = this.health - damage;
+    if (this.health > 0) {
+      return `${this.name} has received ${damage} points of damage`;
+    } else {
+      return `${this.name} has died in act of combat`;
+    }
+  }
+
+  battleCry() {
+    return "Odin Owns You All!";
+  }
+}
 
 // Saxon
-class Saxon {}
+class Saxon extends Soldier {
+  receiveDamage(damage) {
+    this.health = this.health - damage;
+    if (this.health > 0) {
+      return `A Saxon has received ${damage} points of damage`;
+    } else {
+      return `A Saxon has died in combat`;
+    }
+  }
+}
 
 // War
-class War {}
+class War {
+  constructor() {
+    this.vikingArmy = [];
+    this.saxonArmy = [];
+  }
+
+  addViking(viking) {
+    this.vikingArmy.push(viking);
+  }
+  addSaxon(saxon) {
+    this.saxonArmy.push(saxon);
+  }
+  vikingAttack() {
+    return this.genericAttack(this.vikingArmy, this.saxonArmy);
+    // let randomSaxonIndex = Math.floor(Math.random() * this.saxonArmy.length);
+    // let randomSaxon = this.saxonArmy[randomSaxonIndex];
+    // let randomVikingIndex = Math.floor(Math.random() * this.vikingArmy.length);
+    // let randomViking = this.vikingArmy[randomVikingIndex];
+
+    // let saxonDamage = randomSaxon.receiveDamage(randomViking.strength);
+
+    // if (randomSaxon.health <= 0) {
+    //   this.saxonArmy.splice(randomSaxonIndex, 1);
+    // }
+    // return saxonDamage;
+  }
+  saxonAttack() {
+    return this.genericAttack(this.saxonArmy, this.vikingArmy);
+    // let randomSaxonIndex = Math.floor(Math.random() * this.saxonArmy.length);
+    // let randomSaxon = this.saxonArmy[randomSaxonIndex];
+    // let randomVikingIndex = Math.floor(Math.random() * this.vikingArmy.length);
+    // let randomViking = this.vikingArmy[randomVikingIndex];
+
+    // let vikingDamage = randomViking.receiveDamage(randomSaxon.strength);
+    // if (randomViking.health <= 0) {
+    //   this.vikingArmy.splice(randomVikingIndex, 1);
+    // }
+
+    // return vikingDamage;
+  }
+
+  genericAttack(attackerArmy, defenderArmy) {
+    let attackerIndex = Math.floor(Math.random() * attackerArmy.length);
+    let defenderIndex = Math.floor(Math.random() * defenderArmy.length);
+
+    let randomAttacker = attackerArmy[attackerIndex];
+    let randomDefender = defenderArmy[defenderIndex];
+
+    const result = randomDefender.receiveDamage(randomAttacker.strength);
+
+    if (randomDefender.health <= 0) {
+      defenderArmy.splice(defenderIndex, 1);
+    }
+
+    return result;
+  }
+
+  showStatus() {
+    if (this.saxonArmy.length === 0) {
+      return "Vikings have won the war of the century!";
+    } else if (this.vikingArmy.length === 0) {
+      return "Saxons have fought for their lives and survived another day...";
+    } else {
+      return "Vikings and Saxons are still in the thick of battle.";
+    }
+  }
+}