clean: first clean archi sandbox implementation

.gitignore

@@ -1,3 +1,6 @@
 # IDE
 .idea
-.vscode
+.vscode
+
+# DB
+*.db

adapters/secondary/gateways/articleRepository.go

@@ -0,0 +1,48 @@
+package gateways
+
+import (
+	"GohCMS2/db"
+	. "GohCMS2/domain/article"
+	. "GohCMS2/domain/gateways"
+	"context"
+)
+
+type ArticleRepository struct {
+	client *db.PrismaClient
+}
+
+func NewArticleRepository() *ArticleRepository {
+	a := ArticleRepository{
+		client: db.NewClient(),
+	}
+	return &a
+}
+
+func (a *ArticleRepository) Get(id int) Article {
+	a.client.Connect()
+	defer a.client.Disconnect()
+
+	article, err := a.client.Article.FindUnique(db.Article.ID.Equals(id)).Exec(context.Background())
+	if err != nil {
+		panic(err)
+	}
+
+	return FromDb(article.ID, article.Title, article.Body, article.CreatedAt.String(), article.UpdatedAt.String())
+}
+
+func (a *ArticleRepository) Create(article Article) Article {
+	a.client.Connect()
+	defer a.client.Disconnect()
+
+	articleDb, err := a.client.Article.CreateOne(
+		db.Article.Title.Set(article.Title),
+		db.Article.Body.Set(article.Body),
+	).Exec(context.Background())
+	if err != nil {
+		panic(err)
+	}
+
+	return FromDb(articleDb.ID, articleDb.Title, articleDb.Body, articleDb.CreatedAt.String(), articleDb.UpdatedAt.String())
+}
+
+var _ IArticleRepository = &ArticleRepository{}

api/article.go

@@ -0,0 +1,14 @@
+package api
+
+import (
+	. "GohCMS2/domain/article"
+	. "GohCMS2/useCases"
+)
+
+func GetArticle(id int) Article {
+	return container.GetArticleUseCase.GetArticle(id)
+}
+
+func CreateArticle(title string, body string) Article {
+	return container.CreateArticleUseCase.CreateAarticle(CreateArticleCommand{Title: title, Body: body})
+}

api/dependecyInjection.go

@@ -0,0 +1,41 @@
+package api
+
+import (
+	. "GohCMS2/useCases"
+	"errors"
+	"go.uber.org/dig"
+)
+
+type Container struct {
+	CreateArticleUseCase *CreateArticleUseCase
+	GetArticleUseCase    *GetArticleUseCase
+}
+
+var container *Container
+
+func InitContainer() *Container {
+	if container != nil {
+		return container
+	}
+
+	digContainer := dig.New()
+
+	err1 := digContainer.Provide(NewCreateArticleUseCase)
+	err2 := digContainer.Provide(NewGetArticleUseCase)
+
+	if err := errors.Join(err1, err2); err != nil {
+		panic(err)
+	}
+
+	err := digContainer.Invoke(func(createArticle *CreateArticleUseCase, getArticle *GetArticleUseCase) {
+		container = &Container{
+			CreateArticleUseCase: createArticle,
+			GetArticleUseCase:    getArticle,
+		}
+	})
+	if err != nil {
+		panic(err)
+	}
+
+	return container
+}

cmd/main.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"GohCMS2/api"
+	"fmt"
+)
+
+func main() {
+	api.InitContainer()
+
+	fmt.Println(api.CreateArticle("Title", "Content"))
+	fmt.Println(api.GetArticle(1))
+}

db/.gitignore

@@ -0,0 +1,2 @@
+# gitignore generated by Prisma Client Go. DO NOT EDIT.
+*_gen.go

domain/article/article.go

@@ -0,0 +1,35 @@
+package article
+
+type Article struct {
+	Id        int
+	Title     string
+	Body      string
+	createdAt string
+	updatedAt string
+}
+
+func FromApi(
+	title string,
+	body string,
+) Article {
+	return Article{
+		Title: title,
+		Body:  body,
+	}
+}
+
+func FromDb(
+	id int,
+	title string,
+	body string,
+	createdAt string,
+	updatedAt string,
+) Article {
+	return Article{
+		Id:        id,
+		Title:     title,
+		Body:      body,
+		createdAt: createdAt,
+		updatedAt: updatedAt,
+	}
+}

domain/gateways/IArticleRepository.go

@@ -0,0 +1,10 @@
+package gateways
+
+import (
+	. "GohCMS2/domain/article"
+)
+
+type IArticleRepository interface {
+	Get(id int) Article
+	Create(article Article) Article
+}

go.mod

@@ -0,0 +1,14 @@
+module GohCMS2
+
+go 1.20
+
+require (
+	github.com/iancoleman/strcase v0.0.0-20190422225806-e506e3ef7365
+	github.com/joho/godotenv v1.5.1
+	github.com/shopspring/decimal v1.3.1
+	github.com/steebchen/prisma-client-go v0.21.0
+	github.com/takuoki/gocase v1.0.0
+	golang.org/x/text v0.10.0
+)
+
+require go.uber.org/dig v1.17.0

go.sum

@@ -0,0 +1,60 @@
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schema.prisma

@@ -0,0 +1,16 @@
+datasource db {
+  provider = "sqlite"
+  url      = "file:dev.db"
+}
+
+generator db {
+  provider = "go run github.com/steebchen/prisma-client-go"
+}
+
+model Article {
+  id        Int      @id @default(autoincrement())
+  title     String
+  body      String
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}

useCases/CreateArticleUseCase.go

@@ -0,0 +1,25 @@
+package useCases
+
+import (
+	. "GohCMS2/adapters/secondary/gateways"
+	. "GohCMS2/domain/article"
+)
+
+type CreateArticleUseCase struct {
+	articleRepository ArticleRepository
+}
+
+type CreateArticleCommand struct {
+	Title string
+	Body  string
+}
+
+func NewCreateArticleUseCase() *CreateArticleUseCase {
+	return &CreateArticleUseCase{
+		articleRepository: *NewArticleRepository(),
+	}
+}
+
+func (g *CreateArticleUseCase) CreateAarticle(article CreateArticleCommand) Article {
+	return g.articleRepository.Create(FromApi(article.Title, article.Body))
+}

useCases/GetArticleUseCase.go

@@ -0,0 +1,20 @@
+package useCases
+
+import (
+	. "GohCMS2/adapters/secondary/gateways"
+	. "GohCMS2/domain/article"
+)
+
+type GetArticleUseCase struct {
+	articleRepository ArticleRepository
+}
+
+func NewGetArticleUseCase() *GetArticleUseCase {
+	return &GetArticleUseCase{
+		articleRepository: *NewArticleRepository(),
+	}
+}
+
+func (g *GetArticleUseCase) GetArticle(id int) Article {
+	return g.articleRepository.Get(id)
+}