Adding server module

server/server.go

@@ -0,0 +1,117 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+	"strconv"
+
+	"git.hrafn.xyz/aether/notes/internal/repository"
+)
+
+type Server struct {
+	httpServer *http.Server
+	noteRepo   repository.NoteRepository
+}
+
+func GetServer(repo repository.NoteRepository) Server {
+	mux := http.NewServeMux()
+	server := Server{
+		httpServer: &http.Server{Handler: mux},
+		noteRepo:   repo,
+	}
+	mux.HandleFunc("GET /notes", server.getNotes)
+	mux.HandleFunc("POST /notes", server.createNote)
+	mux.HandleFunc("GET /notes/{id}", server.getNoteByID)
+	mux.HandleFunc("PUT /notes/{id}", server.updateNoteByID)
+	mux.HandleFunc("DELETE /notes/{id}", server.deleteNoteByID)
+	return server
+}
+
+func (s *Server) Start(addr string) error {
+	s.httpServer.Addr = addr
+	return s.httpServer.ListenAndServe()
+}
+
+func (s *Server) Stop() error {
+	return s.httpServer.Close()
+}
+
+func (s *Server) getJsonResponse(w http.ResponseWriter, data any) {
+	w.Header().Set("Content-Type", "application/json")
+	// Encode data to JSON and write to response
+}
+
+func (s *Server) getErrorResponse(w http.ResponseWriter, err error) {
+	http.Error(w, err.Error(), http.StatusInternalServerError)
+}
+
+func (s *Server) getNotes(w http.ResponseWriter, r *http.Request) {
+	notes, err := s.noteRepo.ListNotes(r.Context())
+	if err != nil {
+		s.getErrorResponse(w, err)
+		return
+	}
+	s.getJsonResponse(w, notes)
+}
+
+func (s *Server) createNote(w http.ResponseWriter, r *http.Request) {
+	note := struct {
+		Content string `json:"content"`
+	}{}
+	// Decode JSON body into note struct
+	createdNote, err := s.noteRepo.CreateNote(r.Context(), note.Content)
+	if err != nil {
+		s.getErrorResponse(w, err)
+		return
+	}
+	s.getJsonResponse(w, createdNote)
+}
+
+func (s *Server) getNoteByID(w http.ResponseWriter, r *http.Request) {
+	ids := r.PathValue("id")
+	id, err := strconv.Atoi(ids)
+	if err != nil {
+		s.getErrorResponse(w, fmt.Errorf("invalid note ID: %w", err))
+		return
+	}
+	note, err := s.noteRepo.GetNote(r.Context(), id)
+	if err != nil {
+		s.getErrorResponse(w, err)
+		return
+	}
+	s.getJsonResponse(w, note)
+}
+
+func (s *Server) updateNoteByID(w http.ResponseWriter, r *http.Request) {
+	ids := r.PathValue("id")
+	id, err := strconv.Atoi(ids)
+	if err != nil {
+		s.getErrorResponse(w, fmt.Errorf("invalid note ID: %w", err))
+		return
+	}
+	note := struct {
+		Content string `json:"content"`
+	}{}
+	// Decode JSON body into note struct
+	updatedNote, err := s.noteRepo.UpdateNote(r.Context(), id, note.Content)
+	if err != nil {
+		s.getErrorResponse(w, err)
+		return
+	}
+	s.getJsonResponse(w, updatedNote)
+}
+
+func (s *Server) deleteNoteByID(w http.ResponseWriter, r *http.Request) {
+	ids := r.PathValue("id")
+	id, err := strconv.Atoi(ids)
+	if err != nil {
+		s.getErrorResponse(w, fmt.Errorf("invalid note ID: %w", err))
+		return
+	}
+	err = s.noteRepo.DeleteNote(r.Context(), id)
+	if err != nil {
+		s.getErrorResponse(w, err)
+		return
+	}
+	w.WriteHeader(http.StatusNoContent)
+}