import { DatePipe } from '@angular/common';
import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
    name: 'dateWaitTime',
    standalone: true,
})
export class DateWaitTimePipe implements PipeTransform {
    constructor(private datePipe: DatePipe) {}

    transform(
        dateFrom: string,
        dateTo: string | null,
        timeFrom: string,
        timeTo: string | null
    ): string | null {
        let dateText = '';
        let timeText = '';

        const dateFromFormatted = this.datePipe.transform(
            dateFrom,
            'dd/MM/yyyy'
        );
        const dateToFormatted = this.datePipe.transform(dateTo, 'dd/MM/yyyy');

        const isSameDate = dateFromFormatted === dateToFormatted;

        if (isSameDate || !dateToFormatted) dateText = dateFromFormatted!;
        else dateText = [dateFromFormatted, dateToFormatted].join(' - ');

        if (timeTo) timeText = [timeFrom, timeTo].join(' - ');
        else timeText = timeFrom;

        return [dateText, timeText].join(' | ');
    }
}