lab7

golang/go.mod

@@ -1,5 +1,3 @@
 module isuct.ru/informatics2022
 
-go 1.16
-
-require github.com/stretchr/testify v1.8.1
+go 1.16

golang/go.sum

@@ -1,17 +0,0 @@
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
-github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
-github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
-github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
-github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

golang/labs/lab7/clothes.go

@@ -0,0 +1,40 @@
+package labs
+
+import "fmt"
+
+type Clothes struct {
+	name     string
+	price    float64
+	brand    string
+	material string
+	season   string
+}
+
+func (c *Clothes) GetName() string {
+	return c.name
+}
+
+func (c *Clothes) GetPrice() float64 {
+	return c.price
+}
+
+func (c *Clothes) Setdiscount(discount float64) {
+	c.price -= c.price * discount / 100
+}
+
+func (c *Clothes) SetPrice(newPrice float64) {
+	c.price = newPrice
+}
+
+func (c *Clothes) GetBrand() string {
+	return c.brand
+}
+func (c *Clothes) GetSeason() string {
+	return c.season
+}
+func (c *Clothes) GetMaterial() string {
+	return c.material
+}
+func (c *Clothes) GetInfo() string {
+	return fmt.Sprintf("Название: %s, Цена: %.2f, Бренд: %s, Материал: %s,Сезон: %s", c.name, c.price, c.brand, c.material, c.season)
+}

golang/labs/lab7/cosmetics.go

@@ -0,0 +1,27 @@
+package labs
+
+import "fmt"
+
+type Cosmetics struct {
+	name  string
+	price float64
+	brand string
+}
+
+func (c *Cosmetics) GetName() string {
+	return c.name
+}
+func (c *Cosmetics) GetPrice() float64 {
+	return c.price
+}
+
+func (c *Cosmetics) Setdiscount(discount float64) {
+	c.price -= c.price * discount / 100
+}
+
+func (c *Cosmetics) SetPrice(newPrice float64) {
+	c.price = newPrice
+}
+func (c *Cosmetics) GetInfo() string {
+	return fmt.Sprintf("Название: %s, Бренд: %s, Цена: %.2f", c.name, c.brand, c.price)
+}

golang/labs/lab7/food.go

@@ -0,0 +1,28 @@
+package labs
+
+import "fmt"
+
+type Food struct {
+	price    float64
+	name     string
+	brand    string
+	calories int
+}
+
+func (f *Food) GetName() string {
+	return f.name
+}
+func (f *Food) GetPrice() float64 {
+	return f.price
+}
+
+func (f *Food) Setdiscount(discount float64) {
+	f.price -= f.price * discount / 100
+}
+
+func (f *Food) SetPrice(newPrice float64) {
+	f.price = newPrice
+}
+func (f *Food) GetInfo() string {
+	return fmt.Sprintf("Название: %s, Цена: %.2f, Калорийность: %d , Бренд: %s", f.name, f.price, f.calories, f.brand)
+}

golang/labs/lab7/lab7.go

@@ -0,0 +1,33 @@
+package labs
+
+import "fmt"
+
+func CalculateProductsSum(products []Product) float64 {
+	var sum float64 = 0
+	for _, product := range products {
+		sum += product.GetPrice()
+	}
+	return sum
+}
+
+func RunLab7() {
+	potato := &Food{50.15, "картошка", "вкусвилл", 17}
+	lipstick := &Cosmetics{"помада", 1700, "Chanel"}
+	sweatshirt := &Clothes{"толстовка", 3000.99, "Levi`s", "хлопок", "осень"}
+	products := []Product{potato, lipstick, sweatshirt}
+	fmt.Println("Товары")
+	fmt.Println("Общая стоимость:", CalculateProductsSum(products), "рублей")
+	for _, product := range products {
+		fmt.Println(product.GetInfo())
+	}
+
+	for _, product := range products {
+		product.Setdiscount(20)
+	}
+	fmt.Println("Общая стоимость товаров после применения скидки 20%:", CalculateProductsSum(products), "рублей")
+
+	fmt.Println("Информация про товар толстовка")
+	fmt.Println("материал:", sweatshirt.GetMaterial())
+	fmt.Println("сезон:", sweatshirt.GetSeason())
+	fmt.Println("бренд:", sweatshirt.GetBrand())
+}

golang/labs/lab7/product.go

@@ -0,0 +1,9 @@
+package labs
+
+type Product interface {
+	Setdiscount(discount float64)
+	SetPrice(newPrice float64)
+	GetPrice() float64
+	GetName() string
+	GetInfo() string
+}

golang/main.go

@@ -1,7 +1,13 @@
 package main
 
-import "fmt"
+import (
+	"fmt"
+
+	lab7 "isuct.ru/informatics2022/labs/lab7"
+)
 
 func main() {
-	fmt.Println("Hello world")
+	fmt.Println("Maksimov Daniil Andreevich")
+
+	lab7.RunLab7()
 }