/**
 * @author Martin Karkowski
 * @email m.karkowski@zema.de
 * @create date 2020-03-12 12:43:07
 * @modify date 2020-07-22 21:53:48
 * @desc [description]
 */


import { IBaseNodeOptions } from '../../../@zema/ZISS-Network/type/IBaseNodeOptions';
import { IBaseEdgeOptions } from '../../../@zema/ZISS-Network/type/IBaseEdgeOptions';
import { IUndoRedoGraph } from './IGraph';
import { ITemplate, IMustacheTemplate } from './ITemplate';
import { IVisjsOptions } from './IVisjsOptions';
import { IEditPage } from '../edit-pages/edit-pages.interface';
import { IBasicLayoutComponent, IMinProvidedDataSet, IToolbarConfig, ISelectionConfig, ISelectionTemplate } from '../../gui-components-basic-layout/types/interfaces';
import { ZemaServiceProvider } from '../../../@zema/zema-service-provider.service';
import { Type } from '@angular/core';

/**
 * Custom Callback Object.
 *
 * @export
 * @interface ICallbackData
 * @extends {IMinProvidedDataSet}
 * @template N
 * @template E
 */
export interface ICallbackData<N extends IBaseNodeOptions, E extends IBaseEdgeOptions> extends IMinProvidedDataSet {
    network: IUndoRedoGraph<N, E>,
    options: IVisjsOptions,
    selectedNodes: Array<string>,
    selectedEdges: Array<string>,
    component: IGraphToolComponent<N, E, ICallbackData<N,E>>,
    zemaService: ZemaServiceProvider,
    selectedTemplate: ITemplate<N,E> | IMustacheTemplate
}

export interface IGraphToolComponent<N extends IBaseNodeOptions, E extends IBaseEdgeOptions, D extends IMinProvidedDataSet> {

    options: {
        addEdgeCallback?: (edgeData: E, callback: (edgeData: E) => void) => void;
        editOnSelect?: boolean;
        editOnChange?: boolean;
        parseFunctions?: boolean;
        enableContextMenu?: boolean; 
        enableEditing?: boolean;         
        hidePanelOnDeselect?: boolean;
        hideToolbar?: boolean;
        hideRightPanel?: boolean;
    }

    /**
     * Element Containing the Layout
     *
     * @type {IBasicLayoutComponent<ISelectionConfig<N,E>,ICallbackData<N,E>>}
     * @memberof IGraphToolComponent
     */
    layout: IBasicLayoutComponent<ITemplate<N | IBaseNodeOptions, E | IBaseEdgeOptions> | IMustacheTemplate, D>

    /**
     * Flag, which will be used to Controll, whether JSON should contain functions or not.
     *
     * @type {boolean}
     * @memberof IGraphToolComponent
     */
    parseFunctions: boolean;

    /**
     * The Options of the VISJS-Graph (Unterlying Graph to Render the Network)
     * Will be used as Input.
     *
     * @type {IVisjsOptions}
     * @memberof IGraphToolComponent
     */
    visjsOptions: IVisjsOptions;

    /**
     * Array containing the Rendered Nodes. Will be used as Input.
     *
     * @type {(Array<N | IBaseNodeOptions>)}
     * @memberof IGraphToolComponent
     */
    nodes: Array<N | IBaseNodeOptions>;

    /**
     * Array containing the Rendered Edges. Will be used as Input.
     *
     * @type {(Array<E | IBaseEdgeOptions>)}
     * @memberof IGraphToolComponent
     */
    edges: Array<E | IBaseEdgeOptions>;

    /**
     * The Toolbar. Will be used as Input.
     *
     * @type {IToolbarConfig<ICallbackData<N,E>>}
     * @memberof IGraphToolComponent
     */
    toolbar: IToolbarConfig<ICallbackData<N, E>>

    /**
     * The Underlying Network.
     *
     * @type {IUndoRedoGraph<N, E>}
     * @memberof IGraphToolComponent
     */
    network: IUndoRedoGraph<N, E>;

    /**
     * Element containing the Mouse Position.
     */
    readonly mousePos: {
        x: number,
        y: number
    };

    /**
     * Function to Load the Graph based on a JSON string
     * @param data The parsed Graph
     * @param overwrite Option to overwrite or add the content
     */
    loadJSON(data: string, overwrite?: boolean): void;

    /**
     * A Function to open Up an Edit-Window, 
     * Rendering the content of the Component.
     */
    openEditInterface<C extends IEditPage<N | IBaseNodeOptions, E | IBaseEdgeOptions>>(
        /*** The Angular Component */
        component: Type<C>,
        /** The Stettings, of the Component */
        settings: {
            inputTemplate?: ITemplate<N, E>,
            [index: string]: any,
        },
        title: string,
        /** callback, if the Sucess-Button is pressed */
        sucessCallback: (data: {
            template : ITemplate<N | IBaseNodeOptions, E | IBaseEdgeOptions>, 
            callback?: (template: ITemplate<N | IBaseNodeOptions, E | IBaseEdgeOptions>) => ITemplate<N | IBaseNodeOptions, E | IBaseEdgeOptions>
        }) => void,
        mode?: 'sidebar' | 'popup'): void;

    addNode(pos: { x: number, y: number }): void;

    /**
     * Function to Update the Data of a Node.
     * @param selection The Selected Node.
     */
    updateNode(selection: Array<N>): void;

    /**
     * Function, which is used to Update an Edge
     * @param edge The Corresponding Edge, which will be updated.
     */
    updateEdges(edge: E): void;

    /**
     * Function, which will be used to update the Templates
     */
    updateTemplates?: (templates: ISelectionConfig<ITemplate<N, E>>) => void;

    /**
     * Enable Hotkeys
     */
    enableHotkeys(): void;

    /**
     * Disable Hotkeys
     */
    disableHotkeys(): void;

    /**
     * Read Data from the Clipboard
     */
    pasteFromClipboard(): void;

    /**
     * Function will copy Data to the Clipboard.
     *
     * @memberof IGraphToolComponent
     */
    generateTemplateData(): ISelectionTemplate<IMustacheTemplate> ;

    /**
     * Function to paste the copied Element
     * @param template The Template
     * @param position The Position, where the Elements should be added
     * @param useExistingNodesForEdges Flag to toggle using already existings nodes for connections
     */
    paste(
        template: {
            nodes: N[],
            edges: E[],
        },
        position: {
            x: number,
            y: number
        },
        useExistingNodesForEdges: boolean): void;

    /**
     * Function to copy the selected Elements.
     */
    copySelectionToClipboard(): void;

    readDataFromClipboard(): Promise<string>;
}