(Kateryna Soloviova) Solved extra lab Viking

src/viking.js

@@ -1,11 +1,112 @@
 // Soldier
-class Soldier {}
+class Soldier {
+    constructor(health, strength){
+        this.health = health;
+        this.strength = strength;
+    }
 
-// Viking
-class Viking {}
+    attack(){
+        return this.strength;
+    }
+
+    receiveDamage(damage){
+        this.health = this.health - damage;
+    }
+
+
+
+}
+
+// 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 {
+    attack(){
+        return this.strength;
+    }
+
+    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(){
+        const indexSax = Math.floor(Math.random() * this.saxonArmy.length);
+        const indexVik = Math.floor(Math.random() * this.vikingArmy.length);
+        const damage = this.vikingArmy[indexVik].strength;
+
+        const res = this.saxonArmy[indexSax].receiveDamage(damage)
+
+        if (this.saxonArmy[indexSax].health <= 0){
+            this.saxonArmy.splice(indexSax, 1);
+        }
+
+        return res;   
+    }
+
+    saxonAttack(){
+        const indexSax = Math.floor(Math.random() * this.saxonArmy.length);
+        const indexVik = Math.floor(Math.random() * this.vikingArmy.length);
+        const damage = this.saxonArmy[indexSax].strength;
+
+        const res = this.vikingArmy[indexVik].receiveDamage(damage)
+
+        if (this.vikingArmy[indexVik].health <= 0){
+            this.vikingArmy.splice(indexVik, 1);
+        }
+
+        return res;   
+
+    }
+
+    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.";
+        }
+    }
+
+}