import { DS4Actor } from "./actor";
import { DS4ActorDataType } from "./actor-data";

/**
 * Extend the basic ActorSheet with some very simple modifications
 * @extends {ActorSheet}
 */
export class DS4ActorSheet extends ActorSheet<DS4ActorDataType, DS4Actor> {
    /**
     * This method returns the data for the template of the actor sheet.
     * It explicitly adds the items of the object sorted by type in the
     * object itemsByType.
     * @returns the data fed to the template of the actor sheet
     */
    getData(): ActorSheetData<DS4ActorDataType, DS4Actor> {
        const data = super.getData();
        // Add the items explicitly sorted by type to the data:
        const itemsByType = this.actor.itemTypes;
        data["itemsByType"] = itemsByType;
        console.log("Shields:", data);
        return data;
    }

    /** @override */
    static get defaultOptions(): FormApplicationOptions {
        return mergeObject(super.defaultOptions, {
            classes: ["ds4", "sheet", "actor"],
            template: "systems/ds4/templates/actor/actor-sheet.hbs",
            width: 600,
            height: 600,
            tabs: [{ navSelector: ".sheet-tabs", contentSelector: ".sheet-body", initial: "description" }],
        });
    }

    /* -------------------------------------------- */

    /** @override */
    activateListeners(html: JQuery): void {
        super.activateListeners(html);

        // Everything below here is only needed if the sheet is editable
        if (!this.options.editable) return;

        // Add Inventory Item
        html.find(".item-create").on("click", this._onItemCreate.bind(this));

        // Update Inventory Item
        html.find(".item-edit").on("click", (ev) => {
            const li = $(ev.currentTarget).parents(".item");
            const item = this.actor.getOwnedItem(li.data("itemId"));
            item.sheet.render(true);
        });

        // Delete Inventory Item
        html.find(".item-delete").on("click", (ev) => {
            const li = $(ev.currentTarget).parents(".item");
            this.actor.deleteOwnedItem(li.data("itemId"));
            li.slideUp(200, () => this.render(false));
        });

        // Rollable abilities.
        html.find(".rollable").click(this._onRoll.bind(this));
    }

    /* -------------------------------------------- */

    /**
     * Handle creating a new Owned Item for the actor using initial data defined in the HTML dataset
     * @param {Event} event   The originating click event
     * @private
     */
    private _onItemCreate(event: JQuery.ClickEvent): Promise<Item> {
        event.preventDefault();
        const header = event.currentTarget;
        // Get the type of item to create.
        const type = header.dataset.type;
        // Grab any data associated with this control.
        const data = duplicate(header.dataset);
        // Initialize a default name.
        const name = `New ${type.capitalize()}`;
        // Prepare the item object.
        const itemData = {
            name: name,
            type: type,
            data: data,
        };
        // Remove the type from the dataset since it's in the itemData.type prop.
        delete itemData.data["type"];

        // Finally, create the item!
        return this.actor.createOwnedItem(itemData);
    }

    /**
     * Handle clickable rolls.
     * @param {Event} event   The originating click event
     * @private
     */
    private _onRoll(event: JQuery.ClickEvent): void {
        event.preventDefault();
        const element = event.currentTarget;
        const dataset = element.dataset;

        if (dataset.roll) {
            const roll = new Roll(dataset.roll, this.actor.data.data);
            const label = dataset.label ? `Rolling ${dataset.label}` : "";
            roll.roll().toMessage({
                speaker: ChatMessage.getSpeaker({ actor: this.actor }),
                flavor: label,
            });
        }
    }
}