/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */
'use strict';
import {Match} from "./match-relation";
import {CompositionCiNodeBase} from "./nodes/composition-graph-nodes/composition-ci-node-base";
import {ComponentInstance} from "../componentsInstances/componentInstance";

export class ConnectRelationModel {

    fromNode:CompositionCiNodeBase;
    toNode:CompositionCiNodeBase;
    menuPosition:Cy.Position;
    rightSideLink:GraphLinkMenuSide;
    leftSideLink:GraphLinkMenuSide;
    selectionText:string;
    possibleRelations:Array<Match>;

    constructor(fromNode:CompositionCiNodeBase, toNode:CompositionCiNodeBase, possibleRelations:Array<Match>) {
        this.fromNode = fromNode;
        this.toNode = toNode;

        this.leftSideLink = new GraphLinkMenuSide(this.fromNode.componentInstance);
        this.rightSideLink = new GraphLinkMenuSide(this.toNode.componentInstance);
        this.selectionText = '';
        this.possibleRelations = possibleRelations;

        possibleRelations.forEach((match:any) => {

            let reqObjKey:string = match.requirement.ownerName + match.requirement.uniqueId;
            let capObjKey:string = match.secondRequirement ? match.secondRequirement.ownerName + match.secondRequirement.uniqueId
                : match.capability.ownerName + match.capability.uniqueId;

            if (match.fromNode === this.leftSideLink.componentInstance.uniqueId) {
                //init the left side requirements Array
                if (!this.leftSideLink.requirements[reqObjKey]) {
                    this.leftSideLink.requirements[reqObjKey] = [];
                }
                //push the match to fromNode object (from node is always the requirement)
                this.leftSideLink.requirements[reqObjKey].push(match);

                //init the right side capabilities Array
                if (!this.rightSideLink.capabilities[capObjKey]) {
                    this.rightSideLink.capabilities[capObjKey] = [];
                }
                //add to array
                this.rightSideLink.capabilities[capObjKey].push(match);


            } else {
                if (!this.rightSideLink.requirements[reqObjKey]) {
                    this.rightSideLink.requirements[reqObjKey] = [];
                }
                this.rightSideLink.requirements[reqObjKey].push(match);

                if (!this.leftSideLink.capabilities[capObjKey]) {
                    this.leftSideLink.capabilities[capObjKey] = [];
                }
                this.leftSideLink.capabilities[capObjKey].push(match);
            }
        });

    }
}

export class GraphLinkMenuSide {
    public componentInstance:ComponentInstance;
    public selectedMatch:Array<any>;        //match array returned by function in utils
    public requirements:any;  //array of matches returned by function in utils
    public capabilities:any;  //array of matches returned by function in utils

    constructor(componentInstance:ComponentInstance) {
        this.componentInstance = componentInstance;
        this.capabilities = {};
        this.requirements = {};
    }

    public selectMatchArr(matchArr:Array<Match>):void {
        if (this.selectedMatch === matchArr) {
            this.selectedMatch = undefined;
        } else {
            this.selectedMatch = matchArr;
        }
    }


    //TODO move to match object
    public getPreviewText(showReq:boolean):string {
        if (!this.selectedMatch) {
            return '';
        }

        let match:any = this.selectedMatch[0];
        if (showReq) {
            return match.requirement.ownerName + ': ' + match.requirement.name +
                ': [' + match.requirement.minOccurrences + ', ' + match.requirement.maxOccurrences + ']';
        } else if (match.secondRequirement) {
            return match.secondRequirement.ownerName + ': ' + match.secondRequirement.name +
                ': [' + match.secondRequirement.minOccurrences + ', ' + match.secondRequirement.maxOccurrences + ']';
        }
        else {
            return match.capability.ownerName + ': ' + match.capability.name +
                ': [' + match.capability.minOccurrences + ', ' + match.capability.maxOccurrences + ']';
        }
    }
}