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EncodeTheCode/level_up_system3.js

Created May 18, 2024 04:47
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level_up_system3.js
class Player {
constructor(level = 1, currentXP = 0, totalXP = 0, xpForNextLevel = 100, xpGrowthRate = 1.5) {
this.level = level;
this.currentXP = currentXP;
this.totalXP = totalXP;
this.xpForNextLevel = xpForNextLevel;
this.xpGrowthRate = xpGrowthRate;
}
addXP(amount) {
if (amount < 0) throw new Error("XP amount must be non-negative");
this.currentXP += amount;
this.totalXP += amount;
while (this.currentXP >= this.xpForNextLevel) {
this.levelUp();
}
}
levelUp() {
this.currentXP -= this.xpForNextLevel;
this.level++;
this.xpForNextLevel = Math.floor(this.xpForNextLevel * this.xpGrowthRate);
console.log(`Level Up! You are now level ${this.level}`);
}
removeXP(amount) {
if (amount < 0) throw new Error("XP amount must be non-negative");
this.currentXP -= amount;
while (this.currentXP < 0 && this.level > 1) {
this.levelDown();
}
if (this.currentXP < 0) {
this.currentXP = 0;
}
}
levelDown() {
this.level--;
this.xpForNextLevel = Math.floor(this.xpForNextLevel / this.xpGrowthRate);
this.currentXP += this.xpForNextLevel;
console.log(`Level Down! You are now level ${this.level}`);
}
displayStatus() {
console.log(`Level: ${this.level}`);
console.log(`Current XP: ${this.currentXP}`);
console.log(`Total XP: ${this.totalXP}`);
console.log(`XP for next level: ${this.xpForNextLevel}`);
}
}
// Example usage
const player = new Player();
player.displayStatus();
player.addXP(150);
player.displayStatus();
player.addXP(200);
player.displayStatus();
player.removeXP(100);
player.displayStatus();
player.removeXP(300);
player.displayStatus();
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