upgrade to v0.3.0 dynamic handler management
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32afe3ae05
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D75243CA236D825E
8
main.go
8
main.go
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@ -38,8 +38,12 @@ func main() {
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articleService := &article.Service{DB: db}
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// 4. wire services
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userService.Wire(server)
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articleService.Wire(server)
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if err = userService.Wire(server); err != nil {
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log.Fatalf("/!\\ cannot wire service 'user': %s", err)
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}
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if err = articleService.Wire(server); err != nil {
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log.Fatalf("/!\\ cannot wire service 'article': %s", err)
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}
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// 5. create http server
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httpServer, err := server.ToHTTPServer()
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@ -15,66 +15,87 @@ type Service struct {
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}
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// Wire services to their paths
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func (s Service) Wire(server *aicra.Server) {
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func (s Service) Wire(server *aicra.Server) error {
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if !s.DB.HasTable(&model.Article{}) {
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s.DB.CreateTable(&model.Article{})
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}
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server.Handle(http.MethodGet, "/articles", s.getAllArticles)
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server.Handle(http.MethodGet, "/user/{id}/articles", s.getArticlesByAuthor)
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server.Handle(http.MethodGet, "/article/{id}", s.getArticleByID)
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server.Handle(http.MethodPost, "/article", s.postArticle)
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server.Handle(http.MethodDelete, "/article/{id}", s.deleteArticle)
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if err := server.Handle(http.MethodGet, "/articles", s.getAllArticles); err != nil {
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return err
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}
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if err := server.Handle(http.MethodGet, "/user/{id}/articles", s.getArticlesByAuthor); err != nil {
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return err
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}
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if err := server.Handle(http.MethodGet, "/article/{id}", s.getArticleByID); err != nil {
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return err
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}
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if err := server.Handle(http.MethodPost, "/article", s.postArticle); err != nil {
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return err
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}
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if err := server.Handle(http.MethodDelete, "/article/{id}", s.deleteArticle); err != nil {
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return err
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}
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return nil
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}
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func (s Service) getArticlesByAuthor(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("author_id")
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if err != nil {
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return api.ErrorInvalidParam
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type iByID struct {
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ID uint
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}
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type oArticle struct {
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ID uint
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Author uint
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Title string
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Body string
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Score uint
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}
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type iCreate struct {
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Title string
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Body string
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}
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type oArticleList struct {
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Articles []model.Article
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}
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func (s Service) getArticlesByAuthor(param iByID) (*oArticleList, api.Error) {
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articles := make([]model.Article, 0)
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s.DB.Where("author = ?", id).Find(&articles)
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res.SetData("articles", articles)
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return api.ErrorSuccess
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s.DB.Where("author = ?", param.ID).Find(&articles)
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return &oArticleList{
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Articles: articles,
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}, api.ErrorSuccess
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}
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func (s Service) getAllArticles(req api.Request, res *api.Response) api.Error {
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func (s Service) getAllArticles() (*oArticleList, api.Error) {
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articles := make([]model.Article, 0)
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s.DB.Find(&articles)
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res.SetData("articles", articles)
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return api.ErrorSuccess
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}
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func (s Service) getArticleByID(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("article_id")
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if err != nil {
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return api.ErrorInvalidParam
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return &oArticleList{
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Articles: articles,
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}, api.ErrorSuccess
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}
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func (s Service) getArticleByID(param iByID) (*oArticle, api.Error) {
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var article model.Article
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if s.DB.First(&article, id).RecordNotFound() {
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return api.ErrorNoMatchFound
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if s.DB.First(&article, param.ID).RecordNotFound() {
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return nil, api.ErrorNoMatchFound
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}
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res.SetData("id", article.ID)
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res.SetData("title", article.Title)
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res.SetData("body", article.Body)
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res.SetData("author", article.Author)
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return api.ErrorSuccess
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return &oArticle{
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ID: article.ID,
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Title: article.Title,
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Body: article.Body,
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Author: article.Author,
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}, api.ErrorSuccess
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}
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func (s Service) postArticle(req api.Request, res *api.Response) api.Error {
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return api.ErrorNotImplemented
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func (s Service) postArticle(param iCreate) (*oArticle, api.Error) {
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return nil, api.ErrorNotImplemented
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}
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func (s Service) deleteArticle(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("user_id")
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if err != nil {
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return api.ErrorInvalidParam
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func (s Service) deleteArticle(param iByID) api.Error {
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article := model.Article{
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ID: param.ID,
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}
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article := model.Article{}
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article.ID = id
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s.DB.Delete(&article)
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return api.ErrorSuccess
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@ -15,109 +15,132 @@ type Service struct {
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}
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// Wire services to their paths
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func (s Service) Wire(server *aicra.Server) {
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func (s Service) Wire(server *aicra.Server) error {
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if !s.DB.HasTable(&model.User{}) {
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s.DB.CreateTable(&model.User{})
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}
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server.Handle(http.MethodGet, "/users", s.getAllUsers)
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server.Handle(http.MethodGet, "/user/{id}", s.getUserByID)
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server.Handle(http.MethodPost, "/user", s.createUser)
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server.Handle(http.MethodPut, "/user/{id}", s.updateUser)
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server.Handle(http.MethodDelete, "/user/{id}", s.deleteUser)
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if err := server.Handle(http.MethodGet, "/user/{id}", s.getUserByID); err != nil {
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return err
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}
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if err := server.Handle(http.MethodGet, "/users", s.getAllUsers); err != nil {
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return err
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}
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if err := server.Handle(http.MethodPost, "/user", s.createUser); err != nil {
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return err
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}
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if err := server.Handle(http.MethodPut, "/user/{id}", s.updateUser); err != nil {
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return err
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}
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if err := server.Handle(http.MethodDelete, "/user/{id}", s.deleteUser); err != nil {
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return err
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}
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return nil
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}
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func (s Service) getAllUsers(req api.Request, res *api.Response) api.Error {
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users := make([]model.User, 0)
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s.DB.Find(&users)
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res.SetData("users", users)
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return api.ErrorSuccess
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}
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func (s Service) getUserByID(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("user_id")
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if err != nil {
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return api.ErrorInvalidParam
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type oUserList struct {
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Users []model.User
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}
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type oUser struct {
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ID uint
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Username string
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Firstname string
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Lastname string
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Articles interface{}
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}
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type iByID struct {
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ID uint
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}
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type iCreate struct {
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Username string
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Firstname string
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Lastname string
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}
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type iUpdate struct {
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ID uint
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Username *string
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Firstname *string
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Lastname *string
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}
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func (s Service) getAllUsers() (*oUserList, api.Error) {
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users := oUserList{}
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s.DB.Find(&users.Users)
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return &users, api.ErrorSuccess
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}
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func (s Service) getUserByID(param iByID) (*oUser, api.Error) {
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var user model.User
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if s.DB.First(&user, id).RecordNotFound() {
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return api.ErrorNoMatchFound
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if s.DB.First(&user, param.ID).RecordNotFound() {
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return nil, api.ErrorNoMatchFound
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}
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res.SetData("id", user.ID)
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res.SetData("username", user.Username)
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res.SetData("firstname", user.Firstname)
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res.SetData("lastname", user.Lastname)
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res.SetData("articles", user.Articles)
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return api.ErrorSuccess
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return &oUser{
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ID: user.ID,
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Username: user.Username,
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Firstname: user.Firstname,
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Lastname: user.Lastname,
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Articles: user.Articles,
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}, api.ErrorSuccess
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}
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func (s Service) createUser(req api.Request, res *api.Response) api.Error {
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var user model.User
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var err error
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user.Username, err = req.Param.GetString("username")
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if err != nil {
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return api.ErrorInvalidParam
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}
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user.Firstname, err = req.Param.GetString("firstname")
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if err != nil {
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return api.ErrorInvalidParam
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}
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user.Lastname, err = req.Param.GetString("lastname")
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if err != nil {
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return api.ErrorInvalidParam
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func (s Service) createUser(param iCreate) (*oUser, api.Error) {
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user := model.User{
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Username: param.Username,
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Firstname: param.Firstname,
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Lastname: param.Lastname,
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}
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s.DB.Create(&user)
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if s.DB.Last(&user).RecordNotFound() {
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return api.ErrorNoMatchFound
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return nil, api.ErrorNoMatchFound
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}
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res.SetData("id", user.ID)
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res.SetData("username", user.Username)
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res.SetData("firstname", user.Firstname)
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res.SetData("lastname", user.Lastname)
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res.SetData("articles", user.Articles)
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return api.ErrorSuccess
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}
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func (s Service) updateUser(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("user_id")
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if err != nil {
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return api.ErrorInvalidParam
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return &oUser{
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ID: user.ID,
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Username: user.Username,
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Firstname: user.Firstname,
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Lastname: user.Lastname,
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Articles: user.Articles,
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}, api.ErrorSuccess
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}
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func (s Service) updateUser(param iUpdate) (*oUser, api.Error) {
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var user model.User
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if s.DB.First(&user, id).RecordNotFound() {
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return api.ErrorNoMatchFound
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if s.DB.First(&user, param.ID).RecordNotFound() {
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return nil, api.ErrorNoMatchFound
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}
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// override with updated values
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if updated, err := req.Param.GetString("username"); err == nil {
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user.Username = updated
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if param.Username != nil {
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user.Username = *param.Username
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}
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if updated, err := req.Param.GetString("firstname"); err == nil {
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user.Firstname = updated
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if param.Firstname != nil {
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user.Firstname = *param.Firstname
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}
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if updated, err := req.Param.GetString("lastname"); err == nil {
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user.Lastname = updated
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if param.Lastname != nil {
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user.Lastname = *param.Lastname
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}
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// update
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if s.DB.Save(&user).RowsAffected < 1 {
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return api.ErrorFailure
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}
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return api.ErrorSuccess
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return nil, api.ErrorFailure
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}
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func (s Service) deleteUser(req api.Request, res *api.Response) api.Error {
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id, err := req.Param.GetUint("user_id")
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if err != nil {
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return api.ErrorInvalidParam
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return &oUser{
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ID: user.ID,
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Username: user.Username,
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Firstname: user.Firstname,
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Lastname: user.Lastname,
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Articles: user.Articles,
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}, api.ErrorSuccess
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}
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user := model.User{}
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user.ID = id
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func (s Service) deleteUser(param iByID) api.Error {
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user := model.User{
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ID: param.ID,
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}
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s.DB.Delete(&user)
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return api.ErrorSuccess
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}
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