Video Game Spell System

Video Game Spell System

var spells = {
    shield: {
        buff: {
            type: 'reflect',
            duration: 60
        },
        castTime: 30,
        mana: -20
        
    },
    fireball:{
        projectile: {
            type: 'fireball'
        },
        castTime: 30,
        mana: -10
    }
}

var buffs = {
    reflect: {
        duration: 120,
        reduceDamage: 1,
        reflect: true
    }
}
var projectiles = {
    fireball: {
        duration: 120,
        damage: 4
    }
}

var player = {
    health: 100,
    mana: 100,
    buffs: [],
    casting: 0,//Time left to finish casting spell
    castingSpell: undefined;
}

player.cast = function(spell){
    if(casting) return;

    castingSpell = spell
    casting = spells[spell].castTime || 0;
}
player.step = function(){
    //reduce cast timer
        //Cast on 0
    
    //Reduce buffs timers
        //Remove done buffs

    //Run buffs
}
player.cast('fireball');