// Updates the balance
// And saves the account
func (serv *AdjustServ) Run(dbSession *r.Session, accountIn models.Account) (accountOut models.Account, transactionOut models.Transaction, err error) {
interest, err := new(accounts.CalculateInterestToPayServ).Run(accountIn)
if err != nil {
log.Println(err)
return
}
if interest > 0 {
// create a transaction
transaction := &models.Transaction{
AccountId: accountIn.Id,
Credit: interest,
Kind: "interest",
}
transaction.Credit = interest
transaction.Kind = "interest"
createTransactionServ := &transactions.CreateServ{}
transactionOut, err = createTransactionServ.Run(dbSession, *transaction)
if err != nil {
log.Println(err)
return
}
accountIn.CurrentBalance += interest
accountIn.LastInterestPaid = time.Now()
updateAccountServ := &accounts.UpdateServ{}
accountOut, err = updateAccountServ.Run(dbSession, accountIn)
if err != nil {
log.Println(err)
return
}
} else {
accountOut = accountIn
}
return
}
Expect(err).NotTo(BeNil())
})
It("fails if the transaction is already saved", func() {
transaction.Id = "aaaa"
_, err := service.Run(dbSession, *transaction)
Expect(err).NotTo(BeNil())
})
It("fails if no credit or debit provided", func() {
transaction.Credit = 0
transaction.Debit = 0
_, err := service.Run(dbSession, *transaction)
Expect(err).NotTo(BeNil())
})
It("fails if the account doesn't have enough balance", func() {
transaction.Debit = 150
_, err := service.Run(dbSession, *transaction)
Expect(err).NotTo(BeNil())
})
It("fails if the account interests has not been updated", func() {
account.LastInterestPaid = time.Now().AddDate(0, 0, -2) // two days
_, err := updateAccountServ.Run(dbSession, account)
Expect(err).To(BeNil())
_, err = service.Run(dbSession, *transaction)
Expect(err).NotTo(BeNil())
})
})
}
rate, err = getRateServ.Run(account)
})
It("saved the test account", func() {
Expect(account.Id).NotTo(BeEmpty())
})
It("returns the account", func() {
accountOut, _, err := service.Run(dbSession, account)
Expect(err).To(BeNil())
Expect(accountOut.Id).NotTo(BeEmpty())
})
It("does nothing if duration is less than one day", func() {
account.LastInterestPaid = time.Now().Add(-time.Duration(time.Hour * 10))
accountOut, transaction, _ := service.Run(dbSession, account)
Expect(accountOut.CurrentBalance).To(Equal(100.0))
Expect(transaction.Id).To(BeEmpty())
})
It("updates the current balance", func() {
accountOut, _, _ := service.Run(dbSession, account)
Expect(accountOut.CurrentBalance).To(Equal(100 + rate))
})
It("updates the last interest paid", func() {
accountOut, _, _ := service.Run(dbSession, account)
Expect(accountOut.LastInterestPaid).To(matchers.BeWithin(time.Now()))
})
