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@diazvictor
Last active July 15, 2024 18:58
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Small Example Of A Game Inventory With Javascript
/* jshint esversion: 8 */
// This example is a port of: https://gist.github.com/diazvictor/6fe3372bce79587a3c21123a19881cb1
// I create the Inventory class
class Inventory {
// What to do when the class is initialized
constructor() {
this.items = [];
}
/**
* I look at what I carry in my inventory
* @returns {Boolean} true or false if there are items
*/
getItems () {
if (this.items[0]) {
console.log("You carry:");
this.items.forEach(inventory => {
console.log(`* ${inventory.desc}`);
});
return true;
} else {
console.log("You have nothing.");
return false;
}
}
/**
* I check if an item exists
* @param {String} item name
* @returns {Boolean} true or false if the item exists
*/
hasItem (name) {
for (var i in this.items) {
if (name == this.items[i].name) {
return true;
}
}
return false;
}
/**
* I add an item to the inventory
* @param {String} item name
* @param {String} item description
* @returns {Number} the number of items in the inventory
*/
addItem (name, desc) {
this.items.push({
"name": name,
"desc": desc,
});
return this.items.length;
}
/**
* I remove an item from inventory
* @param {String} item name
* @returns {Boolean} true or false if the item has been removed successfully
*/
removeItem (name) {
this.items.forEach(inventory => {
if (name == inventory.name) {
this.items.pop(inventory.name);
return true;
} else {
return false;
}
});
}
}
// BackPack inherits methods and properties from Inventory
class BackPack extends Inventory {
/**
* I add an item to the inventory but first I check if the limit has not
* been reached.
* @param {String} item name
* @param {String} item description
* @returns {Number} the number of items in the inventory
*/
addItem (name, desc) {
this.size = 10;
if (this.items.length >= this.size) {
console.log("backpack is full");
return false;
} else {
super.addItem(name, desc);
return true;
}
}
}
let player = new BackPack();
player.addItem('lantern', 'an oil lantern');
player.addItem('sword', 'This sword has the blessing of the wind');
player.getItems();
@ErenayFC
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Good bro thx. I need to this :)

@diazvictor
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Good bro thx. I need to this :)

Great, I hope it helped you 💪

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