class AddCardViewController extends TimeCardsViewController {
	viewDidLoad() {
		this.reset();
	}

	/**
	 * Preselects the specified category.
	 */
	setCategory(categoryId) {
		this.cardCategorySelectController.element.value = categoryId;
	}

	onCancelButtonPressed(event) {
		this.dismissModally();
	}

	onDoneButtonPressed(event) {
		if (this.creatingCardData) {
			return;
		}

		if (!this.cardProjectSelect.value) {
			alert("You must specify a project.");
			return;
		}

		if (!this.cardTitleField.value) {
			alert("You must specify a card title.");
			return;
		}

		if (!this.cardCategorySelect.value) {
			alert("You must specify a category.");
			return;
		}

		this.creatingCardData = {
			title: this.cardTitleField.value,
			description: this.cardDescriptionField.value,
			id_category: this.cardCategorySelect.value,
			id_project: this.cardProjectSelect.value
		};

		TimeCards.dataManager.store("card", this.creatingCardData, this.onCardCreated.bind(this));
	}

	onCardCreated(cardId, card) {
		this.reset();
		this.dismissModally();
	}

	cardCreationError(request, status, error) {
		this.reset();
	}

	reset() {
		this.creatingCardData = null;

		this.cardTitleField.value = null;
		this.cardDescriptionField.value = null;
		this.cardCategorySelect.value = null;
		this.cardProjectSelect.value = null;

		this.doneButton.setAttribute("disabled", "true");
	}

	onTitleFieldChanged(event) {
		if (this.cardTitleField.value == "") {
			this.doneButton.setAttribute("disabled", "true");
		}
		else {
			this.doneButton.removeAttribute("disabled");
		}
	}
}

UIKit.registerViewControllerType(AddCardViewController);