wongjiahau/ttap-web

import { Defilter } from "../../model/matrix/defilter";
import { GenerateTotalMatrix } from "../../model/matrix/generateTotalMatrix";
import { STCBox } from "../../model/matrix/stcBox";
import { IMasterState, MasterStateAction } from "../reducers/masterState";

export class DefilterTimetable extends MasterStateAction {
  public constructor(private clickedBox: STCBox) {
    super();
  }
  public TypeName(): string {
    return `defilter timetable at [${this.clickedBox.Uid}]`;
  }
  protected GenerateNewState(state: IMasterState): IMasterState {
    const newClickedTimeConstraint =
      state.SetTimeConstraintState.ClickedTimeConstraint.slice();
    newClickedTimeConstraint[this.clickedBox.Day] ^= this.clickedBox.TimePeriod;
    const newUidsOfClickedBox =
      state.SetTimeConstraintState.UidsOfClickedBoxes.filter(
        (x) => x !== this.clickedBox.Uid
      );
    const [rescued, unrescued] = Defilter(
      state.TimetableListState.ResidueTimetables,
      newClickedTimeConstraint
    );
    const newFiltrateTimetables =
      state.TimetableListState.FiltrateTimetables.concat(rescued);
    const newResidueTimetables = unrescued;
    return {
      ...state,
      TimetableListState: {
        ...state.TimetableListState,
        CurrentIndex: 0,
        FiltrateTimetables: newFiltrateTimetables,
        ResidueTimetables: newResidueTimetables,
      },
      SetTimeConstraintState: {
        ...state.SetTimeConstraintState,
        UidsOfClickedBoxes: newUidsOfClickedBox,
        TotalMatrix: GenerateTotalMatrix(
          newFiltrateTimetables,
          newUidsOfClickedBox
        ),
        ClickedTimeConstraint: newClickedTimeConstraint,
      },
    };
  }
}