import { Circle } from "leaflet";
import { LeafletArgs, PlayBackEvent } from "../EventInterface";




export namespace CircleEvents {
    const prefix:string = "CIRCLE_";


    export interface CreateCircleEventArgs {
        id:string;
        radius:number;
        pos:[number,number];
        color?:string;
    }

    export class CreateCircle implements PlayBackEvent<CreateCircleEventArgs> {
        name: string = prefix + "CREATE";
        do(leafletArgs: LeafletArgs, args: CreateCircleEventArgs): void {
            const circle = new Circle(args.pos,{color:args.color,radius:args.radius,fillColor:args.color});
            leafletArgs.playback.createGenericLayer(circle,args.id);
        }
        undo(leafletArgs: LeafletArgs, args: CreateCircleEventArgs): void {
            leafletArgs.playback.removeGenericLayer(args.id);
        }

    }

    export class RemoveCircle extends CreateCircle {
        name:string = prefix + "REMOVE";

        do(leafletArgs:LeafletArgs,args:CreateCircleEventArgs) {
            super.undo(leafletArgs,args);
        }

        undo(leafletArgs:LeafletArgs,args:CreateCircleEventArgs) {
            super.do(leafletArgs,args);
        }
    }

    export interface MoveCircleEventArgs {
        id:string;
        from:[number,number];
        to:[number,number];
    }

    export class MoveCircle implements PlayBackEvent<MoveCircleEventArgs> {
        name: string = prefix + "MOVE";
        do(leafletArgs: LeafletArgs, args: MoveCircleEventArgs): void {
            leafletArgs.playback.getLayerById<Circle>(args.id)?.setLatLng(args.to);
        }
        undo(leafletArgs: LeafletArgs, args: MoveCircleEventArgs): void {
            leafletArgs.playback.getLayerById<Circle>(args.id)?.setLatLng(args.from);
        }

    }
}