From adb0305f4849a65498762b45f3b1c5f2840ad171 Mon Sep 17 00:00:00 2001
From: Pedro Correa <pedro8correa@gmail.com>
Date: Mon, 7 Oct 2024 23:48:08 -0300
Subject: [PATCH] :sparkles: (Go) design patterns project

---
 .../abstract-factory/SportFactory.go          | 24 ++++++++++
 .../abstract-factory/abstract_test.go         | 47 +++++++++++++++++++
 Go/design-patterns/abstract-factory/adidas.go | 21 +++++++++
 .../abstract-factory/adidasShirt.go           |  5 ++
 .../abstract-factory/adidasShoe.go            |  5 ++
 Go/design-patterns/abstract-factory/nike.go   | 21 +++++++++
 .../abstract-factory/nikeShirt.go             |  5 ++
 .../abstract-factory/nikeShoe.go              |  5 ++
 Go/design-patterns/abstract-factory/shirt.go  | 29 ++++++++++++
 Go/design-patterns/abstract-factory/shoe.go   | 29 ++++++++++++
 Go/design-patterns/go.mod                     |  3 ++
 11 files changed, 194 insertions(+)
 create mode 100644 Go/design-patterns/abstract-factory/SportFactory.go
 create mode 100644 Go/design-patterns/abstract-factory/abstract_test.go
 create mode 100644 Go/design-patterns/abstract-factory/adidas.go
 create mode 100644 Go/design-patterns/abstract-factory/adidasShirt.go
 create mode 100644 Go/design-patterns/abstract-factory/adidasShoe.go
 create mode 100644 Go/design-patterns/abstract-factory/nike.go
 create mode 100644 Go/design-patterns/abstract-factory/nikeShirt.go
 create mode 100644 Go/design-patterns/abstract-factory/nikeShoe.go
 create mode 100644 Go/design-patterns/abstract-factory/shirt.go
 create mode 100644 Go/design-patterns/abstract-factory/shoe.go
 create mode 100644 Go/design-patterns/go.mod

diff --git a/Go/design-patterns/abstract-factory/SportFactory.go b/Go/design-patterns/abstract-factory/SportFactory.go
new file mode 100644
index 0000000..03ed5ce
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/SportFactory.go
@@ -0,0 +1,24 @@
+package abstractfactory
+
+import (
+	"errors"
+)
+
+type ISportFactory interface {
+    makeShoe()  IShoe
+    makeShirt() IShirt
+}
+
+const ErrUnmappedBrand = "Wrong brand type passed"
+
+func GetSportsFactory(brand string) (ISportFactory, error) {
+    if brand == "adidas" {
+        return &Adidas{}, nil
+    }
+
+    if brand == "nike" {
+        return &Nike{}, nil
+    }
+
+    return nil, errors.New(ErrUnmappedBrand)
+}
diff --git a/Go/design-patterns/abstract-factory/abstract_test.go b/Go/design-patterns/abstract-factory/abstract_test.go
new file mode 100644
index 0000000..e0d7826
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/abstract_test.go
@@ -0,0 +1,47 @@
+package abstractfactory
+
+import (
+	"testing"
+)
+
+func TestAbstract_Factory(t *testing.T) {
+    t.Run("should create a factory for adidas", func(t *testing.T) {
+        want := "adidas"
+        adidasFactory, _ := GetSportsFactory(want)
+
+        adidasShoe := adidasFactory.makeShoe()
+        adidasShirt := adidasFactory.makeShirt()
+
+        AssertString(t, adidasShoe.getLogo(), want)
+        AssertString(t, adidasShirt.getLogo(), want)
+    })
+
+    t.Run("should create a factory for nike", func(t *testing.T) {
+        want := "nike"
+        nikeFactory, _ := GetSportsFactory(want)
+
+        nikeShoe := nikeFactory.makeShoe()
+        nikeShirt := nikeFactory.makeShirt()
+
+        AssertString(t, nikeShoe.getLogo(), want)
+        AssertString(t, nikeShirt.getLogo(), want)
+    })
+
+    t.Run("shoult throw an error when unmapped brand is passed", func(t *testing.T) {
+        _, err := GetSportsFactory("puma")
+
+        if err == nil {
+            t.Fatal("expected an error but did not received it")
+        }
+
+        AssertString(t, err.Error(), ErrUnmappedBrand)
+    })
+}
+
+func AssertString(t testing.TB, got, want string) {
+    t.Helper()
+
+    if got != want {
+        t.Errorf("expected logo to be %s, got %s", want, got)
+    }
+}
diff --git a/Go/design-patterns/abstract-factory/adidas.go b/Go/design-patterns/abstract-factory/adidas.go
new file mode 100644
index 0000000..60d1466
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/adidas.go
@@ -0,0 +1,21 @@
+package abstractfactory
+
+type Adidas struct {}
+
+func (a *Adidas) makeShoe() IShoe {
+    return &AdidasShoes {
+        Shoe: Shoe{
+            logo: "adidas",
+            size: 14,
+        },
+    }
+}
+
+func (a *Adidas) makeShirt() IShirt {
+    return &AdidasShirt{
+        Shirt: Shirt{
+            logo: "adidas",
+            size: 14,
+        },
+    }
+}
diff --git a/Go/design-patterns/abstract-factory/adidasShirt.go b/Go/design-patterns/abstract-factory/adidasShirt.go
new file mode 100644
index 0000000..2879a7c
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/adidasShirt.go
@@ -0,0 +1,5 @@
+package abstractfactory
+
+type AdidasShirt struct {
+    Shirt
+}
diff --git a/Go/design-patterns/abstract-factory/adidasShoe.go b/Go/design-patterns/abstract-factory/adidasShoe.go
new file mode 100644
index 0000000..aa5d77c
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/adidasShoe.go
@@ -0,0 +1,5 @@
+package abstractfactory
+
+type AdidasShoes struct {
+    Shoe
+}
diff --git a/Go/design-patterns/abstract-factory/nike.go b/Go/design-patterns/abstract-factory/nike.go
new file mode 100644
index 0000000..24687b0
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/nike.go
@@ -0,0 +1,21 @@
+package abstractfactory
+
+type Nike struct {}
+
+func (n *Nike) makeShoe() IShoe {
+    return &NikeShoe{
+        Shoe: Shoe{
+            logo: "nike",
+            size: 14,
+        },
+    }
+}
+
+func (n *Nike) makeShirt() IShirt {
+    return &NikeShirt{
+        Shirt: Shirt{
+            logo: "nike",
+            size: 14,
+        },
+    }
+}
diff --git a/Go/design-patterns/abstract-factory/nikeShirt.go b/Go/design-patterns/abstract-factory/nikeShirt.go
new file mode 100644
index 0000000..68d9ee2
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/nikeShirt.go
@@ -0,0 +1,5 @@
+package abstractfactory
+
+type NikeShirt struct {
+    Shirt
+}
diff --git a/Go/design-patterns/abstract-factory/nikeShoe.go b/Go/design-patterns/abstract-factory/nikeShoe.go
new file mode 100644
index 0000000..746e9a5
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/nikeShoe.go
@@ -0,0 +1,5 @@
+package abstractfactory
+
+type NikeShoe struct {
+    Shoe
+}
diff --git a/Go/design-patterns/abstract-factory/shirt.go b/Go/design-patterns/abstract-factory/shirt.go
new file mode 100644
index 0000000..91e6071
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/shirt.go
@@ -0,0 +1,29 @@
+package abstractfactory
+
+type IShirt interface {
+    setLogo(logo string)
+    setSize(size int)
+    getLogo() string
+    getSize() int
+}
+
+type Shirt struct {
+    logo string
+    size int
+}
+
+func (s *Shirt) setLogo(logo string) {
+    s.logo = logo
+}
+
+func (s *Shirt) setSize(size int) {
+    s.size = size
+}
+
+func (s *Shirt) getLogo() string {
+    return s.logo
+}
+
+func (s *Shirt) getSize() int {
+    return s.size
+}
diff --git a/Go/design-patterns/abstract-factory/shoe.go b/Go/design-patterns/abstract-factory/shoe.go
new file mode 100644
index 0000000..0fb0c68
--- /dev/null
+++ b/Go/design-patterns/abstract-factory/shoe.go
@@ -0,0 +1,29 @@
+package abstractfactory
+
+type IShoe interface {
+    setLogo(logo string)
+    setSize(size int)
+    getLogo() string
+    getSize() int
+}
+
+type Shoe struct {
+    logo string
+    size int
+}
+
+func (s *Shoe) setLogo(logo string) {
+    s.logo = logo
+}
+
+func (s *Shoe) setSize(size int) {
+    s.size = size
+}
+
+func (s *Shoe) getLogo() string {
+    return s.logo
+}
+
+func (s *Shoe) getSize() int {
+    return s.size
+}
diff --git a/Go/design-patterns/go.mod b/Go/design-patterns/go.mod
new file mode 100644
index 0000000..d35de42
--- /dev/null
+++ b/Go/design-patterns/go.mod
@@ -0,0 +1,3 @@
+module github.com/tulkdan/design-patterns.git
+
+go 1.21.7
-- 
2.51.2