import { element } from "./element.js";

class submission {
    #name;
    #description;
    #thumbnail;
    #elements;

    constructor(name) {
        if (typeof(name) !== "string") {
            throw "Name must be an string.";
        }

        this.#name = name;
        this.#description = "";
        this.#thumbnail = "";

        this.clean();
    }

    get name() { 
        return this.#name; 
    }
    
    get description() { 
        return this.#description; 
    }

    set description(content) {
        if (typeof(content) !== "string") {
            throw "Description must be an string.";
        }

        this.#description = content;
    }

    get thumbnail() {
        return this.#thumbnail;
    }

    set thumbnail(content) {
        if (typeof(content) !== "string") {
            throw "Thumbnail must be an string.";
        }

        this.#thumbnail = content;
    }

    get names() {
        return Object.keys(this.#elements);
    }

    get elements() {
        return Object.values(this.#elements);
    }

    add(item) {
        if (!(item instanceof element)) {
            throw "Trying to add something which is not an element.";
        }

        if (item.name in this.#elements) {
            throw "Trying to add element which already exists in submission.";
        }   

        this.#elements[item.name] = item;
    }

    get(name) {
        if (typeof(name) !== "string") {
            throw "Name must be an string.";
        }

        if (!(name in this.#elements)) {
            throw "Trying to get element which not exists.";
        }

        return this.#elements[name];
    }

    clean() {
        this.#elements = {};
    }
}

export { submission };