fairnesscoop / permacoop

import {Event} from './Event.entity';

import {IEventsOverview} from './IEventsOverview';

export class GetEventsOverview {

  public index(events: Event[]): IEventsOverview {

    const eventsByDate = [];

    const overview: IEventsOverview = {

      mission: 0,

      dojo: 0,

      formationConference: 0,

      holiday: 0,

      medicalLeave: 0,

      support: 0,

      other: 0,

      mealTicket: 0,

      totalTimeSpent: 0

    };

    for (const event of events) {

      const dayIndex = new Date(event.getDate()).getDate() - 1;

      const time = event.getTime() / 100;

      const type = event.getType();

      if (eventsByDate[dayIndex]) {

        eventsByDate[dayIndex].push({time, type});

      } else {

        eventsByDate[dayIndex] = [{time, type}];

      }

      overview[event.getType()] += time;

      if (Event.WORKED_TYPES.includes(type)) {

        overview.totalTimeSpent += time;

      }

    }

    return this.calculateNumberOfMealTicket(

      overview,

      Object.values(eventsByDate)

    );

  }

  public calculateNumberOfMealTicket(

    overview: IEventsOverview,

    eventsByDate: any[]

  ): IEventsOverview {

    for (const sortedEvent of eventsByDate) {

      let totalPerDay = 0;

      for (const {time, type} of sortedEvent) {

        if (Event.WORKED_TYPES.includes(type)) {

          totalPerDay += time;

        }

      }

      if (totalPerDay > 0.5) {

        overview.mealTicket++;

      }

    }

    return overview;

  }

}