feat: go-chi and first routes setup

adapters/secondary/gateways/articleRepository.go

@@ -18,9 +18,24 @@ func NewArticleRepository() *ArticleRepository {
 	return &a
 }
 
+func (a *ArticleRepository) connectClient() {
+	err := a.client.Connect()
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (a *ArticleRepository) disconnectClient() {
+	err := a.client.Disconnect()
+	if err != nil {
+		panic(err)
+	}
+	a.client = db.NewClient()
+}
+
 func (a *ArticleRepository) Get(id int) Article {
-	a.client.Connect()
+	a.connectClient()
-	defer a.client.Disconnect()
+	defer a.disconnectClient()
 
 	article, err := a.client.Article.FindUnique(db.Article.ID.Equals(id)).Exec(context.Background())
 	if err != nil {
@@ -31,8 +46,8 @@ func (a *ArticleRepository) Get(id int) Article {
 }
 
 func (a *ArticleRepository) Create(article Article) Article {
-	a.client.Connect()
+	a.connectClient()
-	defer a.client.Disconnect()
+	defer a.disconnectClient()
 
 	articleDb, err := a.client.Article.CreateOne(
 		db.Article.Title.Set(article.Title),
@@ -45,4 +60,21 @@ func (a *ArticleRepository) Create(article Article) Article {
 	return FromDb(articleDb.ID, articleDb.Title, articleDb.Body, articleDb.CreatedAt.String(), articleDb.UpdatedAt.String())
 }
 
+func (a *ArticleRepository) GetAll() []Article {
+	a.connectClient()
+	defer a.disconnectClient()
+
+	articlesDb, err := a.client.Article.FindMany().Exec(context.Background())
+	if err != nil {
+		panic(err)
+	}
+
+	var articles []Article
+	for _, articleDb := range articlesDb {
+		articles = append(articles, FromDb(articleDb.ID, articleDb.Title, articleDb.Body, articleDb.CreatedAt.String(), articleDb.UpdatedAt.String()))
+	}
+
+	return articles
+}
+
 var _ IArticleRepository = &ArticleRepository{}

api/article.go

@@ -3,12 +3,57 @@ package api
 import (
 	. "GohCMS2/domain/article"
 	. "GohCMS2/useCases"
+	"encoding/json"
+	"github.com/go-chi/chi/v5"
+	"net/http"
+	"strconv"
 )
 
-func GetArticle(id int) Article {
+func getArticle(w http.ResponseWriter, r *http.Request) {
-	return container.GetArticleUseCase.GetArticle(id)
+	id, err := strconv.Atoi(chi.URLParam(r, "id"))
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
 	}
 
-func CreateArticle(title string, body string) Article {
+	article := container.GetArticleUseCase.GetArticle(id)
-	return container.CreateArticleUseCase.CreateAarticle(CreateArticleCommand{Title: title, Body: body})
+	articleJson, err := json.Marshal(article)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
+	}
+
+	_, _ = w.Write(articleJson)
+}
+
+func postArticle(w http.ResponseWriter, r *http.Request) {
+	var article Article
+	err := json.NewDecoder(r.Body).Decode(&article)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	createdArticle := container.CreateArticleUseCase.CreateAarticle(CreateArticleCommand{
+		Title: article.Title,
+		Body:  article.Body,
+	})
+	articleJson, _ := json.Marshal(createdArticle)
+
+	_, _ = w.Write(articleJson)
+}
+
+func listArticles(w http.ResponseWriter, _ *http.Request) {
+	articles := container.ListArticlesUseCase.ListArticles()
+	articlesJson, _ := json.Marshal(articles)
+
+	_, _ = w.Write(articlesJson)
+}
+
+func NewArticleRouter() http.Handler {
+	r := chi.NewRouter()
+	r.Get("/{id}", getArticle)
+	r.Post("/", postArticle)
+	r.Get("/", listArticles)
+	return r
 }

api/dependecyInjection.go

@@ -2,40 +2,40 @@ package api
 
 import (
 	. "GohCMS2/useCases"
-	"errors"
 	"go.uber.org/dig"
 )
 
 type Container struct {
 	CreateArticleUseCase *CreateArticleUseCase
 	GetArticleUseCase    *GetArticleUseCase
+	ListArticlesUseCase  *ListArticlesUseCase
 }
 
 var container *Container
 
-func InitContainer() *Container {
+func createContainer(
-	if container != nil {
+	createArticle *CreateArticleUseCase,
+	getArticle *GetArticleUseCase,
+	listArticle *ListArticlesUseCase,
+) *Container {
+	container = &Container{
+		CreateArticleUseCase: createArticle,
+		GetArticleUseCase:    getArticle,
+		ListArticlesUseCase:  listArticle,
+	}
 	return container
 }
 
+func InitContainer() {
+	if container != nil {
+		return
+	}
+
 	digContainer := dig.New()
 
-	err1 := digContainer.Provide(NewCreateArticleUseCase)
+	_ = digContainer.Provide(NewCreateArticleUseCase)
-	err2 := digContainer.Provide(NewGetArticleUseCase)
+	_ = digContainer.Provide(NewGetArticleUseCase)
+	_ = digContainer.Provide(NewListArticlesUseCase)
 
-	if err := errors.Join(err1, err2); err != nil {
+	_ = digContainer.Invoke(createContainer)
-		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

@@ -2,12 +2,30 @@ package main
 
 import (
 	"GohCMS2/api"
+	"encoding/json"
 	"fmt"
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/httplog"
+	"net/http"
 )
 
 func main() {
 	api.InitContainer()
 
-	fmt.Println(api.CreateArticle("Title", "Content"))
+	r := chi.NewRouter()
-	fmt.Println(api.GetArticle(1))
+	r.Get("/", func(w http.ResponseWriter, r *http.Request) {
+		msg, _ := json.Marshal(map[string]string{"message": "Hello World"})
+		_, _ = w.Write(msg)
+	})
+	r.Mount("/article", api.NewArticleRouter())
+
+	apiRouter := chi.NewRouter()
+	apiRouter.Use(httplog.RequestLogger(httplog.NewLogger("GohCMS2")))
+	apiRouter.Mount("/v1", r)
+
+	fmt.Println("Server starting on port 8080")
+	err := http.ListenAndServe(":8080", apiRouter)
+	if err != nil {
+		panic(err)
+	}
 }

domain/article/article.go

@@ -1,11 +1,11 @@
 package article
 
 type Article struct {
-	Id        int
+	Id        int    `json:"id"`
-	Title     string
+	Title     string `json:"title"`
-	Body      string
+	Body      string `json:"body"`
-	createdAt string
+	CreatedAt string `json:"created_at"`
-	updatedAt string
+	UpdatedAt string `json:"updated_at"`
 }
 
 func FromApi(
@@ -29,7 +29,7 @@ func FromDb(
 		Id:        id,
 		Title:     title,
 		Body:      body,
-		createdAt: createdAt,
+		CreatedAt: createdAt,
-		updatedAt: updatedAt,
+		UpdatedAt: updatedAt,
 	}
 }

domain/gateways/IArticleRepository.go

@@ -6,5 +6,6 @@ import (
 
 type IArticleRepository interface {
 	Get(id int) Article
+	GetAll() []Article
 	Create(article Article) Article
 }

go.mod

@@ -11,4 +11,15 @@ require (
 	golang.org/x/text v0.10.0
 )
 
-require go.uber.org/dig v1.17.0
+require (
+	github.com/go-chi/httplog v0.3.1
+	go.uber.org/dig v1.17.0
+)
+
+require (
+	github.com/go-chi/chi/v5 v5.0.10
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/rs/zerolog v1.29.1 // indirect
+	golang.org/x/sys v0.10.0 // indirect
+)

go.sum

@@ -1,12 +1,30 @@
+github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
 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/go-chi/chi/v5 v5.0.7/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-chi/chi/v5 v5.0.10 h1:rLz5avzKpjqxrYwXNfmjkrYYXOyLJd37pz53UFHC6vk=
+github.com/go-chi/chi/v5 v5.0.10/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-chi/httplog v0.3.1 h1:uC3IUWCZagtbCinb3ypFh36SEcgd6StWw2Bu0XSXRtg=
+github.com/go-chi/httplog v0.3.1/go.mod h1:UoiQQ/MTZH5V6JbNB2FzF0DynTh5okpXxlhsyxoP5m8=
+github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/iancoleman/strcase v0.0.0-20190422225806-e506e3ef7365 h1:ECW73yc9MY7935nNYXUkK7Dz17YuSUI9yqRqYS8aBww=
 github.com/iancoleman/strcase v0.0.0-20190422225806-e506e3ef7365/go.mod h1:SK73tn/9oHe+/Y0h39VT4UCxmurVJkR5NA7kMEAOgSE=
 github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
+github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 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/rs/xid v1.4.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
+github.com/rs/zerolog v1.29.1 h1:cO+d60CHkknCbvzEWxP0S9K6KqyTjrCNUy1LdQLCGPc=
+github.com/rs/zerolog v1.29.1/go.mod h1:Le6ESbR7hc+DP6Lt1THiV8CQSdkkNrd3R0XbEgp3ZBU=
 github.com/shopspring/decimal v1.3.1 h1:2Usl1nmF/WZucqkFZhnfFYxxxu8LG21F6nPQBE5gKV8=
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/steebchen/prisma-client-go v0.21.0 h1:mWBW4eDbKKdLJ8ET2kj0U8myDIVEPuZFRT7En7Yf7YU=
@@ -37,9 +55,15 @@ golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
+golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=

useCases/ListArticlesUseCase.go

@@ -0,0 +1,20 @@
+package useCases
+
+import (
+	. "GohCMS2/adapters/secondary/gateways"
+	. "GohCMS2/domain/article"
+)
+
+type ListArticlesUseCase struct {
+	articleRepository ArticleRepository
+}
+
+func NewListArticlesUseCase() *ListArticlesUseCase {
+	return &ListArticlesUseCase{
+		articleRepository: *NewArticleRepository(),
+	}
+}
+
+func (g *ListArticlesUseCase) ListArticles() []Article {
+	return g.articleRepository.GetAll()
+}