feat: implémentation complete v0.1.0 — daemon de sync clipboard bidirectionnel

internal/server/server.go

@@ -0,0 +1,79 @@
+// Package server provides the HTTP endpoint that receives clipboard payloads
+// from remote clip-sync peers.
+package server
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+
+	"git.dracodev.net/Projets/clip-sync/internal/clipboard"
+	"git.dracodev.net/Projets/clip-sync/internal/dedup"
+)
+
+// Server receives clips from peers and writes them to the local clipboard.
+type Server struct {
+	httpServer *http.Server
+	clipboard  clipboard.Clipboard
+	filter     *dedup.Filter
+}
+
+// New creates a Server that listens on addr.
+func New(addr string, cb clipboard.Clipboard, filter *dedup.Filter) *Server {
+	s := &Server{
+		clipboard: cb,
+		filter:    filter,
+	}
+
+	mux := http.NewServeMux()
+	mux.HandleFunc("/clip", s.handleClip)
+
+	s.httpServer = &http.Server{
+		Addr:    addr,
+		Handler: mux,
+	}
+
+	return s
+}
+
+// ListenAndServe starts the HTTP server. It blocks until the server is stopped.
+func (s *Server) ListenAndServe() error {
+	return s.httpServer.ListenAndServe()
+}
+
+// Close gracefully shuts down the HTTP server.
+func (s *Server) Close() error {
+	return s.httpServer.Close()
+}
+
+func (s *Server) handleClip(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var p dedup.Payload
+	if err := json.NewDecoder(r.Body).Decode(&p); err != nil {
+		http.Error(w, "bad request: invalid JSON", http.StatusBadRequest)
+		return
+	}
+
+	if p.Text == "" {
+		http.Error(w, "bad request: empty text", http.StatusBadRequest)
+		return
+	}
+
+	if s.filter.ShouldIgnore(p) {
+		w.WriteHeader(http.StatusNoContent)
+		return
+	}
+
+	if err := s.clipboard.Write(p.Text); err != nil {
+		log.Printf("server: clipboard write: %v", err)
+		http.Error(w, "internal server error", http.StatusInternalServerError)
+		return
+	}
+
+	s.filter.MarkWritten(p.Text)
+	w.WriteHeader(http.StatusNoContent)
+}