feat(router): delete project route and method

router/projects.go

@@ -15,18 +15,34 @@ func (router *router) projects(w http.ResponseWriter, r *http.Request) {
 	router.assert.NotNil(w)
 	router.assert.NotNil(r)
 
-	id := r.PathValue("id")
-	if id != "" {
-		router.getProject(w, r)
-		return
-	}
+	switch getMethod(r) {
+	case http.MethodGet, http.MethodHead:
+		if id := r.PathValue("id"); id != "" {
+			router.getProject(w, r)
+		} else {
+			router.listProjects(w, r)
+		}
 
-	if r.Method == http.MethodGet {
-		router.listProjects(w, r)
-		return
-	}
+	case http.MethodPost:
+		router.createProject(w, r)
 
-	router.createProject(w, r)
+	case http.MethodDelete:
+		if id := r.PathValue("id"); id != "" {
+			router.deleteProject(w, r)
+		} else {
+			exception.
+				BadRequest(errors.New(`missing "id" path value`)).
+				ServeHTTP(w, r)
+		}
+
+	default:
+		exception.MethodNotAllowed([]string{
+			http.MethodHead,
+			http.MethodGet,
+			http.MethodPost,
+			http.MethodDelete,
+		}).ServeHTTP(w, r)
+	}
 }
 
 func (router *router) createProject(w http.ResponseWriter, r *http.Request) {
@@ -34,7 +50,7 @@ func (router *router) createProject(w http.ResponseWriter, r *http.Request) {
 	router.assert.NotNil(r)
 	router.assert.NotNil(router.service)
 
-	if r.Method != http.MethodPost {
+	if getMethod(r) != http.MethodPost {
 		exception.
 			MethodNotAllowed([]string{http.MethodPost}).
 			ServeHTTP(w, r)
@@ -58,7 +74,7 @@ func (router *router) getProject(w http.ResponseWriter, r *http.Request) {
 	router.assert.NotNil(router.service)
 	router.assert.NotNil(router.templates)
 
-	if r.Method != http.MethodGet && r.Method != http.MethodHead {
+	if getMethod(r) != http.MethodGet && getMethod(r) != http.MethodHead {
 		exception.
 			MethodNotAllowed([]string{http.MethodGet, http.MethodHead}).
 			ServeHTTP(w, r)
@@ -97,6 +113,13 @@ func (router *router) listProjects(w http.ResponseWriter, r *http.Request) {
 	router.assert.NotNil(router.service)
 	router.assert.NotNil(router.templates)
 
+	if getMethod(r) != http.MethodGet && getMethod(r) != http.MethodHead {
+		exception.
+			MethodNotAllowed([]string{http.MethodGet, http.MethodHead}).
+			ServeHTTP(w, r)
+		return
+	}
+
 	ps, err := router.service.ListProjects()
 	if err != nil {
 		exception.InternalServerError(err).ServeHTTP(w, r)
@@ -117,3 +140,42 @@ func (router *router) listProjects(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 }
+
+func (router *router) deleteProject(w http.ResponseWriter, r *http.Request) {
+	router.assert.NotNil(w)
+	router.assert.NotNil(r)
+	router.assert.NotNil(router.service)
+	router.assert.NotNil(router.templates)
+
+	if getMethod(r) != http.MethodDelete {
+		exception.
+			MethodNotAllowed([]string{http.MethodDelete}).
+			ServeHTTP(w, r)
+		return
+	}
+
+	id := r.PathValue("id")
+	if id == "" {
+		exception.
+			BadRequest(fmt.Errorf(`a valid path value of "id" must be provided`)).
+			ServeHTTP(w, r)
+		return
+	}
+
+	err := router.service.DeleteProject(id)
+	if err != nil {
+		exception.InternalServerError(err).ServeHTTP(w, r)
+		return
+	}
+
+	err = router.templates.ExecuteTemplate(w, "partials-status", map[string]any{
+		"StatusCode":      http.StatusOK,
+		"Message":         fmt.Sprintf("Project %q successfully deleted", id),
+		"Redirect":        "/dashboard/",
+		"RedirectMessage": "Go back to dashboard",
+	})
+	if err != nil {
+		exception.InternalServerError(err).ServeHTTP(w, r)
+		return
+	}
+}

router/router.go

@@ -5,6 +5,7 @@ import (
 	"io/fs"
 	"log/slog"
 	"net/http"
+	"strings"
 
 	"forge.capytal.company/capytalcode/project-comicverse/service"
 	"forge.capytal.company/capytalcode/project-comicverse/templates"
@@ -117,3 +118,16 @@ func (router *router) dashboard(w http.ResponseWriter, r *http.Request) {
 		exception.InternalServerError(err).ServeHTTP(w, r)
 	}
 }
+
+func getMethod(r *http.Request) string {
+	if r.Method == http.MethodGet || r.Method == http.MethodHead {
+		return r.Method
+	}
+
+	m := r.FormValue("x-method")
+	if m == "" {
+		return r.Method
+	}
+
+	return strings.ToUpper(m)
+}

templates/dashboard.html

@@ -2,7 +2,7 @@
 {{template "layout-page-start" (args "Title" "Dashboard")}}
 <main class="h-full w-full justify-center px-5 py-10 align-middle">
 	{{if and (ne . nil) (ne (len .) 0)}}
-	<section class="flex h-64 flex-col gap-5 bg-red-500">
+	<section class="flex h-64 flex-col gap-5">
 		<div class="flex justify-between">
 			<h2 class="text-2xl">Projects</h2>
 			<form action="/projects/" method="post">
@@ -11,13 +11,19 @@
 				</button>
 			</form>
 		</div>
-		<div class="grid h-full grid-flow-col grid-rows-1 overflow-scroll gap-5">
+		<div class="grid h-full grid-flow-col grid-rows-1 justify-start gap-5 overflow-scroll">
 			{{range .}}
-			<a href="/projects/{{.ID}}" class="w-38 grid h-full grid-rows-2 bg-green-500">
+			<a href="/projects/{{.ID}}" class="w-38 grid h-full grid-rows-2 bg-slate-500">
 				<div class="bg-blue-500 p-2">Image</div>
 				<div class="p-2">
 					<h3>{{.Title}}</h3>
 					<p>{{.ID}}</p>
+					<form action="/projects/{{.ID}}" method="post">
+						<input type="hidden" name="x-method" value="delete">
+						<button class="rounded-full bg-red-700 p-1 px-3 text-sm text-slate-100">
+							Delete
+						</button>
+					</form>
 				</div>
 			</a>
 			{{end}}

templates/partials/status.html

@@ -0,0 +1,17 @@
+{{define "partials-status"}}
+{{template "layout-page-start" (args "Title" .Title)}}
+<main class="justify-center align-middle w-full h-full">
+	<div class="text-center">
+		<h1>{{.StatusCode}}</h1>
+		<p>{{.Message}}</p>
+		<a href="{{.Redirect}}">
+			{{if .RedirectMessage}}
+			{{.RedirectMessage}}
+			{{else}}
+			Go back
+			{{end}}
+		</a>
+	</div>
+</main>
+{{template "layout-page-end"}}
+{{end}}

templates/templates.go

@@ -12,7 +12,7 @@ import (
 )
 
 var (
-	patterns  = []string{"*.html", "layouts/*.html"}
+	patterns  = []string{"*.html", "layouts/*.html", "partials/*.html"}
 	functions = template.FuncMap{
 		"args": func(pairs ...any) (map[string]any, error) {
 			if len(pairs)%2 != 0 {
@@ -35,7 +35,7 @@ var (
 	}
 )
 
-//go:embed *.html layouts/*.html
+//go:embed *.html layouts/*.html partials/*.html
 var embedded embed.FS
 
 var temps = template.Must(template.New("templates").Funcs(functions).ParseFS(embedded, patterns...))