89 lines
2.5 KiB
Go
89 lines
2.5 KiB
Go
/**
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interfaces demo2.go
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BSD 3-Clause License
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Copyright (c) 2024 Mass Collaboration Labs and contributors
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**/
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package interfaces
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import "fmt"
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type Mortgage struct{
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creditPaymentTotal float64
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address string
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rate float64
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}
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type Car struct{
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creditPaymentTotal float64
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carInfo string
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rate float64
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}
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type CreditCalculator interface{
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Calculate() float64
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}
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func (m Mortgage) Calculate() float64{
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return m.creditPaymentTotal * m.rate / 12
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}
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func (c Car) Calculate() float64{
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return c.creditPaymentTotal * c.rate / 12
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}
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func CalculateMonthlyPayment(credits []CreditCalculator) float64{
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paymentTotal:= 0.0
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for i := 0; i < len(credits); i++ {
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paymentTotal = paymentTotal + (credits[i].Calculate())
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}
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return paymentTotal
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}
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func Demo2() {
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credit1:= Mortgage{rate:10, creditPaymentTotal: 100000, address: "Ankara"}
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credit2:= Mortgage{rate:12, creditPaymentTotal: 50000, address: "İstanbul"}
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credit3:= Car{rate:15, creditPaymentTotal: 60000, carInfo:"Polo"}
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credits:= []CreditCalculator{credit1, credit2, credit3}
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total:= CalculateMonthlyPayment(credits)
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fmt.Println("Total payment", total)
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}
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