import { Component, Input, Output, OnInit, EventEmitter } from "@angular/core";
import { SchadulerPivot, Cell, Item, Row } from "sigma-ng/schaduler";
import { HotkeysService, Hotkey } from "angular2-hotkeys";

@Component({
    selector: 'schaduler-pivot',
    templateUrl: './pivot.component.html',
    styleUrls: ['./pivot.component.css'],
})
export class SchadulerPivotComponent implements OnInit {
    @Input() schaduler: SchadulerPivot;


    @Output() onnextColumns: EventEmitter<any> = new EventEmitter;
    @Output() onprevColumns: EventEmitter<any> = new EventEmitter;
    @Output() onnextRows: EventEmitter<any> = new EventEmitter;
    @Output() onprevRows: EventEmitter<any> = new EventEmitter;
    @Output() onselectItem: EventEmitter<Item> = new EventEmitter;

    @Output() onrowNameClick: EventEmitter<Row> = new EventEmitter;

    constructor(private hotkeyService: HotkeysService) {}

    ngOnInit(): void {
        this.hotkeyService.add(new Hotkey('up',(event) => {
            if(this.schaduler.position.y > 0) this.schaduler.position.y--;
            else this.onprevRows.emit();
            return false;
        }));
        this.hotkeyService.add(new Hotkey('down',(event) => {
            if(this.schaduler.position.y < this.schaduler.rows.length - 1) this.schaduler.position.y++;
            else this.onnextRows.emit();
            return false;
        }));
        this.hotkeyService.add(new Hotkey('right',(event) => {
            if(this.schaduler.options.rtl) {
                if(this.schaduler.position.x > 0) this.schaduler.position.x--;
                else this.onprevColumns.emit();
            } else {
                if(this.schaduler.position.x < this.schaduler.columns.length - 1) this.schaduler.position.x++;
                else this.onnextColumns.emit();
            }
            return false;
        }));
        this.hotkeyService.add(new Hotkey('left',(event) => {
            if(this.schaduler.options.rtl) {
                if(this.schaduler.position.x < this.schaduler.columns.length - 1) this.schaduler.position.x++;
                else this.onnextColumns.emit();
            } else {
                if(this.schaduler.position.x > 0) this.schaduler.position.x--;
                else this.onprevColumns.emit();
            }
            return false;
        }));
        this.hotkeyService.add(new Hotkey('enter',(event) => {
            this.onselectItem.emit(this.schaduler.SelectedItem);
            return false;
        }));
    }
    clickItem(x:number, y: number) {
        this.schaduler.position.x = x;
        this.schaduler.position.y = y;
        this.onselectItem.emit(this.schaduler.SelectedItem);
    }
}