import { selectVesselName } from 'app/modules/vesselDetails/root/store/vesselDetails.selectors';
import { createSelector } from 'reselect';
import {
  selectCalculationsSummary,
  selectCurrentPeriodName,
} from 'app/modules/bunkerAdjustment/store/bunkerAdjustment.selectors';

export const selectBATotalCalculations = createSelector(
  selectCalculationsSummary, 
  selectCurrentPeriodName,
  (summary, periodName) => ({
    steps: [
      {
        key: `Bunker Adjustment for ${periodName}`,
        value: summary?.currentMonthAdjustment ?? null,
        isMoney: true,
      },
      {
        key: `Previous period adjustment`,
        value: summary?.previousMonthsAdjustment ?? null,
        isMoney: true,
        operation: '+',
      },
    ],
    result: {
      key: `Total bunker adjustment for ${periodName}`,
      value: summary?.totalAdjustment ?? null,
      isLarge: true,
    },
  })
);

export const selectBACurrentMonthCalculations = createSelector(
  selectCalculationsSummary,
  selectCurrentPeriodName,
  selectVesselName,
  (summary, periodName, vesselName) => ({
    steps: [
      {
        key: `Bunker basket price for ${periodName} ($/mt)`,
        value: summary?.bunkerBasket ?? null,
        isMoney: true,
      },
      {
        key: `Total difference between ${vesselName} and Virtual Pool Vessel (mt)`,
        value: summary?.consumptionDifference ?? null,
        isMoney: false,
        operation: 'x',
      },
    ],
    result: {
      key: `Bunker adjustment for ${periodName}`,
      value: summary?.currentMonthAdjustment ?? null,
      isLarge: false,
    },
  })
);

export const selectBATotalPerDayCalculations = createSelector(
  selectCalculationsSummary,
  selectCurrentPeriodName,
  (summary, periodName) => ({
    steps: [
      {
        key: `Total Bunker Adjustment for ${periodName}`,
        value: summary?.totalAdjustment ?? null,
        isMoney: true,
      },
      {
        key: `On-hire days in ${periodName}`,
        value: summary?.currentMonthHireDays ?? null,
        isMoney: false,
        operation: '/',
      },
    ],
    result: {
      key: `Total Bunker Adjustment for ${periodName} per day`,
      value: summary?.totalPerDayAdjustment ?? null,
      isLarge: true,
    },
  })
);

export const selectBACurrentMonthPerDayCalculations = createSelector(
  selectCalculationsSummary,
  selectCurrentPeriodName,
  (summary, periodName) => ({
    steps: [
      {
        key: `Bunker Adjustment for ${periodName}`,
        value: summary?.currentMonthAdjustment ?? null,
        isMoney: true,
      },
      {
        key: `On-hire days in ${periodName}`,
        value: summary?.currentMonthHireDays ?? null,
        isMoney: false,
        operation: '/',
      },
    ],
    result: {
      key: `Bunker Adjustment per day`,
      value: summary?.currentMonthPerDayAdjustment ?? null,
      isLarge: false,
    },
  })
);

export const selectBAPreviousPeriodsPerDayCalculations = createSelector(
  selectCalculationsSummary,
  selectCurrentPeriodName,
  (summary, periodName) => ({
    steps: [
      {
        key: `Previous period adjustment`,
        value: summary?.previousMonthsAdjustment ?? null,
        isMoney: true,
      },
      {
        key: `On-hire days in ${periodName}`,
        value: summary?.currentMonthHireDays ?? null,
        isMoney: false,
        operation: '/',
      },
    ],
    result: {
      key: `Previous period adjustment per day`,
      value: summary?.previousMonthsPerDayAdjustment ?? null,
      isLarge: false,
    },
  })
);