TypeScript Frequency.of方法代碼示例

      it(`should return Frequency object for valid value input: ${testCase.frequencyValue}`, () => {
        const frequency: Frequency = Frequency.of(testCase.frequencyValue)

        expect(frequency instanceof Frequency).to.equal(true)
        expect(frequency).to.equal(testCase.expectedFrequency)
        expect(frequency.monthlyRatio).to.equal(testCase.expectedFrequency.monthlyRatio)
      })

 private toFrequency (paymentFrequency: PaymentFrequency): Frequency {
   try {
     return Frequency.of(paymentFrequency)
   } catch (error) {
     return undefined
   }
 }

  private static createPaymentPlanFromClaimAdmission (response: FullAdmissionResponse | PartialAdmissionResponse,
                                                      totalAmount: number,
                                                      draft: DraftClaimantResponse): PaymentPlan {
    const paymentIntention: PI = response.paymentIntention
    if (!paymentIntention) {
      return undefined
    }

    if (paymentIntention.repaymentPlan) {
      return PaymentPlanHelper.createPaymentPlanFromInstallment(
        totalAmount,
        paymentIntention.repaymentPlan.instalmentAmount,
        Frequency.of(paymentIntention.repaymentPlan.paymentSchedule),
        paymentIntention.repaymentPlan.firstPaymentDate
      )
    }

    if (draft.courtDetermination.disposableIncome <= 0) {
      return PaymentPlanHelper.createPaymentPlanFromStartDate(MomentFactory.maxDate())
    }

    if (paymentIntention.paymentOption === PaymentOption.BY_SPECIFIED_DATE) {
      const instalmentAmount: number = draft.courtDetermination.disposableIncome / Frequency.WEEKLY.monthlyRatio
      return PaymentPlanHelper.createPaymentPlanFromInstallment(totalAmount, instalmentAmount, Frequency.WEEKLY, calculateMonthIncrement(MomentFactory.currentDate()))
    }
  }

  static generateCourtOfferedPaymentIntention (draft: DraftClaimantResponse, claim: Claim, decisionType: DecisionType): PaymentIntention {
    const courtOfferedPaymentIntention = new PaymentIntention()
    const claimResponse = claim.response as FullAdmissionResponse | PartialAdmissionResponse
    const admittedClaimAmount: number = AdmissionHelper.getAdmittedAmount(claim)

    if (decisionType === DecisionType.CLAIMANT || decisionType === DecisionType.CLAIMANT_IN_FAVOUR_OF_DEFENDANT) {
      courtOfferedPaymentIntention.paymentOption = PaymentOption.IMMEDIATELY
      courtOfferedPaymentIntention.paymentDate = MomentFactory.currentDate().add(5, 'days')
    }

    if (decisionType === DecisionType.COURT) {
      const paymentPlanFromDefendantFinancialStatement: PaymentPlan = PaymentPlanHelper.createPaymentPlanFromDefendantFinancialStatement(claim, draft)

      if (claimResponse.paymentIntention.paymentOption === PaymentOption.INSTALMENTS) {
        const defendantFrequency: Frequency = Frequency.of(claimResponse.paymentIntention.repaymentPlan.paymentSchedule)
        const paymentPlanConvertedToDefendantFrequency: PaymentPlan = paymentPlanFromDefendantFinancialStatement.convertTo(defendantFrequency)

        courtOfferedPaymentIntention.paymentOption = PaymentOption.INSTALMENTS
        courtOfferedPaymentIntention.repaymentPlan = {
          firstPaymentDate: paymentPlanConvertedToDefendantFrequency.startDate,
          instalmentAmount: paymentPlanConvertedToDefendantFrequency.instalmentAmount > admittedClaimAmount ?
            admittedClaimAmount : _.round(paymentPlanConvertedToDefendantFrequency.instalmentAmount,2),
          paymentSchedule: Frequency.toPaymentSchedule(paymentPlanConvertedToDefendantFrequency.frequency),
          completionDate: paymentPlanConvertedToDefendantFrequency.calculateLastPaymentDate(),
          paymentLength: paymentPlanConvertedToDefendantFrequency.calculatePaymentLength()
        }
      } else {
        const paymentPlanConvertedToMonthlyFrequency: PaymentPlan = paymentPlanFromDefendantFinancialStatement.convertTo(Frequency.MONTHLY)

        courtOfferedPaymentIntention.paymentOption = PaymentOption.INSTALMENTS
        courtOfferedPaymentIntention.repaymentPlan = {
          firstPaymentDate: paymentPlanConvertedToMonthlyFrequency.startDate,
          instalmentAmount: paymentPlanConvertedToMonthlyFrequency.instalmentAmount > admittedClaimAmount ?
            admittedClaimAmount : _.round(paymentPlanConvertedToMonthlyFrequency.instalmentAmount,2),
          paymentSchedule: Frequency.toPaymentSchedule(paymentPlanConvertedToMonthlyFrequency.frequency),
          completionDate: paymentPlanConvertedToMonthlyFrequency.calculateLastPaymentDate(),
          paymentLength: paymentPlanConvertedToMonthlyFrequency.calculatePaymentLength()
        }
      }
    }

    if (decisionType === DecisionType.DEFENDANT) {

      if (claimResponse.paymentIntention.paymentOption === PaymentOption.BY_SPECIFIED_DATE) {
        courtOfferedPaymentIntention.paymentDate = claimResponse.paymentIntention.paymentDate
        courtOfferedPaymentIntention.paymentOption = PaymentOption.BY_SPECIFIED_DATE
      }

      if (claimResponse.paymentIntention.paymentOption === PaymentOption.INSTALMENTS) {

        courtOfferedPaymentIntention.paymentOption = PaymentOption.INSTALMENTS
        courtOfferedPaymentIntention.repaymentPlan = claimResponse.paymentIntention.repaymentPlan
      }
    }
    return courtOfferedPaymentIntention
  }

  static createPaymentPlanFromForm (paymentPlanForm: FormPaymentPlan): PaymentPlan {
    if (!paymentPlanForm) {
      return undefined
    }

    return PaymentPlanHelper.createPaymentPlanFromInstallment(
      paymentPlanForm.totalAmount,
      paymentPlanForm.instalmentAmount,
      paymentPlanForm.paymentSchedule ? Frequency.of(paymentPlanForm.paymentSchedule.value) : undefined,
      paymentPlanForm.firstPaymentDate ? paymentPlanForm.firstPaymentDate.toMoment() : undefined)
  }

  private static createPaymentPlanFromDraftPaymentIntention (paymentIntention: PaymentIntention): PaymentPlan {
    const paymentPlan: DraftPaymentPlan = paymentIntention.paymentPlan
    if (!paymentPlan) {
      return undefined
    }

    return PaymentPlanHelper.createPaymentPlanFromInstallment(
      paymentPlan.totalAmount,
      paymentPlan.instalmentAmount,
      paymentPlan.paymentSchedule ? Frequency.of(paymentPlan.paymentSchedule.value) : undefined,
      paymentPlan.firstPaymentDate ? paymentPlan.firstPaymentDate.toMoment() : undefined
    )
  }

  static createPaymentPlanFromDefendantFinancialStatement (claim: Claim, draft: DraftClaimantResponse): PaymentPlan {
    const response = claim.response as FullAdmissionResponse | PartialAdmissionResponse
    const frequency: Frequency = response.paymentIntention.paymentOption === PaymentOption.INSTALMENTS ?
      Frequency.of(response.paymentIntention.repaymentPlan.paymentSchedule) : Frequency.WEEKLY

    if (claim.claimData.defendant.isBusiness()) {
      return undefined
    }

    if (response === undefined) {
      throw new Error('Claim does not have response attached')
    }
    if (response.statementOfMeans === undefined) {
      throw new Error(`Claim response does not have financial statement attached`)
    }

    const instalmentAmount: number = Math.min(draft.courtDetermination.disposableIncome / frequency.monthlyRatio, claim.totalAmountTillToday)
    if (instalmentAmount < 1) {
      return PaymentPlanHelper.createPaymentPlanFromStartDate(MomentFactory.maxDate())
    }

    return PaymentPlanHelper.createPaymentPlanFromInstallment(AdmissionHelper.getAdmittedAmount(claim), instalmentAmount, frequency, calculateMonthIncrement(MomentFactory.currentDate()))
  }

 () => {
   expect(FrequencyViewFilter.renderPaymentFrequency(
     Frequency.toPaymentFrequency(Frequency.of(PaymentFrequency.MONTH)
     ))).to.equal(Frequency.MONTHLY.displayValue)
 }