feat: Completed lab javascript viking

src/viking.js

@@ -1,11 +1,130 @@
 // Soldier
-class Soldier {}
+class Soldier {
+    constructor(health, strength) {
+        this.health = health
+        this.strength = strength
+    }
+
+    attack() {
+        return this.strength
+    }
+
+    receiveDamage(damage) {
+        this.health -= damage
+    }
+}
 
 // Viking
-class Viking {}
+class Viking extends Soldier{
+    constructor(name, health, strength) {
+        super(health, strength)
+        this.name = name
+    }
+
+    attack() {
+        return super.attack()
+    }
+
+    receiveDamage(damage) {
+        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{
+    constructor(health, strength) {
+        super(health, strength)
+    }
+
+    attack() {
+        return super.attack()
+    }
+
+    receiveDamage(damage) {
+        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)
+    }
+
+    getRandomPlayerViking() {
+        return this.vikingArmy[Math.floor(Math.random() * this.vikingArmy.length)]
+    }
+
+    getRandomPlayerSaxon() {
+        return this.saxonArmy[Math.floor(Math.random() * this.saxonArmy.length)]
+    }
+
+    vikingRemove() {
+        this.saxonArmy = this.saxonArmy.filter((saxon) => saxon.health > 0)
+    }
+
+    saxonRemove() {
+        this.vikingArmy = this.vikingArmy.filter((viking) => viking.health > 0)
+    }
+
+    vikingAttack() {
+        const playerVinking = this.getRandomPlayerViking()
+        const playerSaxon = this.getRandomPlayerSaxon()
+        const resultBattle = playerSaxon.receiveDamage(playerVinking.strength)
+
+        this.vikingRemove()
+
+        return resultBattle
+    }
+
+    saxonAttack() {
+        const playerVinking = this.getRandomPlayerViking()
+        const playerSaxon = this.getRandomPlayerSaxon()
+        const resultBattle = playerVinking.receiveDamage(playerSaxon.strength)
+
+        this.saxonRemove()
+
+        return resultBattle
+    }
+    showStatus() {
+        const scoreViking = this.vikingArmy.length
+        const scoreSaxon = this.saxonArmy.length
+
+        if (scoreSaxon === 0) {
+            return "Vikings have won the war of the century!"
+        }
+
+        if (scoreViking === 0) {
+            return "Saxons have fought for their lives and survived another day..."
+        }
+
+        if (scoreViking > 0 && scoreSaxon > 0) {
+            return "Vikings and Saxons are still in the thick of battle."
+        }
+    }
+}