import {COperationList} from "./c-operation-list.mjs";

/**
 * c(ustom element)-category-li ( list item )
 *
 * @param {App} app - The main view object for CyberChef
 * @param {CatConf} category - The category and operations to be populated.
 * @param {Object.<string, OpConf>} operations - The list of operation configuration objects.
 * @param {Boolean} isExpanded - expand the category on init or not
 * @param {Boolean} includeOpLiStarIcon - Include the left side 'star' icon to favourite an operation easily
 * */
export class CCategoryLi extends HTMLElement {
    constructor(
        app,
        category,
        operations,
        isExpanded,
        includeOpLiStarIcon,
    ) {
        super();

        this.app = app;
        this.category = category; // contains a string[] of operation names under .ops
        this.operations = operations; // opConfig[]
        this.label = category.name;
        this.isExpanded = isExpanded;
        this.includeOpLiStarIcon = includeOpLiStarIcon;

        this.build();

        this.addEventListener("click", this.handleClick.bind(this));
    }

    /**
     * Handle click
     *
     * @param {Event} e
     */
    handleClick(e) {
        // todo some event (target ) bs here
        if (e.target === this.querySelector("button")) {
            // todo back to this "hitbox" issue w the icon inside the button
            console.log(e.target);
            this.app.manager.ops.editFavouritesClick(e);
        }
    }

    /**
     * Build c-category-li containing a nested c-operation-list ( op-list )
     */
    build() {
        const li = this.buildListItem();
        const a = this.buildAnchor();
        const div = this.buildCollapsablePanel();

        li.appendChild(a);
        li.appendChild(div);
        this.appendChild(li);

        const opList = new COperationList(
            this.app,
            this.category.ops,
            this.includeOpLiStarIcon,
        )

        opList.build();

        div.appendChild(opList);
    }

    /**
     * Build the li element
     */
    buildListItem() {
        const li = document.createElement("li");

        li.classList.add("panel");
        li.classList.add("category");

        return li;
    };

    /**
     * Build the anchor element
     */
    buildAnchor() {
        const a = document.createElement("a");

        a.classList.add("category-title");

        a.setAttribute("data-toggle", "collapse");
        a.setAttribute("data-target", `#${"cat" + this.label.replace(/[\s/\-:_]/g, "")}`);

        a.innerText = this.label;

        if (this.label === "Favourites"){
            const editFavouritesButton = this.buildEditFavourites(a);

            a.setAttribute("data-help-title", "Favourite operations");
            a.setAttribute("data-help", `<p>This category displays your favourite operations.</p>
            <ul>
                <li><b>To add:</b> Click on the star icon of an operation or drag an operation over the Favourites category on desktop devices</li>
                <li><b>To reorder:</b> Click on the 'Edit favourites' button and drag operations up and down in the list provided</li>
                <li><b>To remove:</b> Click on the 'Edit favourites' button and hit the delete button next to the operation you want to remove</li>
            </ul>`);

            a.appendChild(editFavouritesButton);
        }

        return a;
    };

    /**
     * Build the collapsable panel that contains the op-list for this category
     */
    buildCollapsablePanel(){
        const div = document.createElement("div");

        div.setAttribute("id", `${"cat" + this.label.replace(/[\s/\-:_]/g, "")}`);
        div.setAttribute("data-parent", "#categories");

        div.classList.add("panel-collapse");
        div.classList.add("collapse");

        if (this.isExpanded) {
            div.classList.add("show");
        }

        return div;
    };

    /**
     * Append a c-operation-li to this op-list
     *
     * @param {HTMLElement} cOperationLiElement
     */
    appendOperation(cOperationLiElement) {
        this.querySelector('li > div > ul').appendChild(cOperationLiElement);
    }

    /**
     *  If this category is Favourites, build and return the star icon to the category
     */
    buildEditFavourites() {
        const button = document.createElement("button");
        const icon = document.createElement("i");

        button.setAttribute("id", "edit-favourites");
        button.setAttribute("type", "button");
        button.setAttribute("data-toggle", "tooltip");
        button.setAttribute("title", "Edit favourites");
        button.classList.add("btn");
        button.classList.add("btn-warning");
        button.classList.add("bmd-btn-icon");

        icon.classList.add("material-icons");
        icon.innerText = "star";

        button.appendChild(icon);

        return button;
    }
}

customElements.define("c-category-li", CCategoryLi);