Add basic HTTP Server

go.mod

@@ -3,3 +3,5 @@ module git.t-juice.club/torjus/gpaste
 go 1.17
 
 require github.com/google/uuid v1.3.0
+
+require github.com/go-chi/chi/v5 v5.0.7

go.sum

@@ -1,2 +1,4 @@
+github.com/go-chi/chi/v5 v5.0.7 h1:rDTPXLDHGATaeHvVlLcR4Qe0zftYethFucbjVQ1PxU8=
+github.com/go-chi/chi/v5 v5.0.7/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=

http.go

@@ -1 +1,80 @@
 package gpaste
+
+import (
+	"encoding/json"
+	"io"
+	"net/http"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/google/uuid"
+)
+
+type HTTPServer struct {
+	store FileStore
+	http.Server
+}
+
+func NewHTTPServer(store FileStore) *HTTPServer {
+	srv := &HTTPServer{
+		store: store,
+	}
+
+	r := chi.NewRouter()
+	r.Get("/", srv.HandlerIndex)
+	r.Post("/api/file", srv.HandlerAPIFilePost)
+	r.Get("/api/file/{id}", srv.HandlerAPIFileGet)
+	srv.Handler = r
+
+	return srv
+}
+
+func (s *HTTPServer) HandlerIndex(w http.ResponseWriter, r *http.Request) {
+	_, _ = w.Write([]byte("index"))
+}
+
+func (s *HTTPServer) HandlerAPIFilePost(w http.ResponseWriter, r *http.Request) {
+	f := &File{
+		ID:   uuid.Must(uuid.NewRandom()).String(),
+		Body: r.Body,
+	}
+
+	err := s.store.Store(f)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	var resp = struct {
+		Message string `json:"message"`
+		ID      string `json:"id"`
+		URL     string `json:"url"`
+	}{
+		Message: "OK",
+		ID:      f.ID,
+		URL:     "TODO",
+	}
+	w.WriteHeader(http.StatusAccepted)
+	encoder := json.NewEncoder(w)
+	if err := encoder.Encode(&resp); err != nil {
+		// TODO: LOG
+	}
+}
+
+func (s *HTTPServer) HandlerAPIFileGet(w http.ResponseWriter, r *http.Request) {
+	id := chi.URLParam(r, "id")
+	if id == "" {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	f, err := s.store.Get(id)
+	if err != nil {
+		// TODO: LOG
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	if _, err := io.Copy(w, f.Body); err != nil {
+		// TODO: Log
+	}
+}