wip refactoring

cmd/server/api/api.go

@@ -1,6 +1,7 @@
 package api
 
 import (
+	"cloudsave/pkg/data"
 	"cloudsave/pkg/repository"
 	"encoding/json"
 	"errors"
@@ -19,16 +20,18 @@ import (
 type (
 	HTTPServer struct {
 		Server       *http.Server
+		Service      *data.Service
 		documentRoot string
 	}
 )
 
 // NewServer start the http server
-func NewServer(documentRoot string, creds map[string]string, port int) *HTTPServer {
+func NewServer(documentRoot string, srv *data.Service, creds map[string]string, port int) *HTTPServer {
 	if !filepath.IsAbs(documentRoot) {
 		panic("the document root is not an absolute path")
 	}
 	s := &HTTPServer{
+		Service:      srv,
 		documentRoot: documentRoot,
 	}
 	router := chi.NewRouter()
@@ -194,14 +197,14 @@ func (s HTTPServer) upload(w http.ResponseWriter, r *http.Request) {
 	defer file.Close()
 
 	//TODO make a transaction
-	if err := data.UpdateMetadata(id, s.documentRoot, m); err != nil {
+	if err := s.Service.UpdateMetadata(id, m); err != nil {
 		fmt.Fprintln(os.Stderr, "error: failed to write metadata to disk:", err)
 		internalServerError(w, r)
 		return
 	}
 
-	if err := data.Write(id, s.documentRoot, file); err != nil {
-		fmt.Fprintln(os.Stderr, "error: failed to write file to disk:", err)
+	if err := s.Service.Copy(id, file); err != nil {
+		fmt.Fprintln(os.Stderr, "error: failed to write data to disk:", err)
 		internalServerError(w, r)
 		return
 	}
@@ -267,8 +270,8 @@ func (s HTTPServer) histUpload(w http.ResponseWriter, r *http.Request) {
 	}
 	defer file.Close()
 
-	if err := data.WriteHist(gameID, s.documentRoot, uuid, file); err != nil {
-		fmt.Fprintln(os.Stderr, "error: failed to write file to disk:", err)
+	if err := s.Service.CopyBackup(gameID, uuid, file); err != nil {
+		fmt.Fprintln(os.Stderr, "error: failed to write data to disk:", err)
 		internalServerError(w, r)
 		return
 	}
@@ -323,10 +326,10 @@ func (s HTTPServer) histExists(w http.ResponseWriter, r *http.Request) {
 	gameID := chi.URLParam(r, "id")
 	uuid := chi.URLParam(r, "uuid")
 
-	finfo, err := data.ArchiveInfo(gameID, s.documentRoot, uuid)
+	finfo, err := s.Service.Backup(gameID, uuid)
 	if err != nil {
-		if errors.Is(err, data.ErrBackupNotExists) {
-			notFound("backup not found", w, r)
+		if errors.Is(err, repository.ErrNotFound) {
+			notFound("not found", w, r)
 			return
 		}
 		fmt.Fprintln(os.Stderr, "error: failed to read data:", err)
@@ -340,10 +343,10 @@ func (s HTTPServer) histExists(w http.ResponseWriter, r *http.Request) {
 func (s HTTPServer) hash(w http.ResponseWriter, r *http.Request) {
 	id := chi.URLParam(r, "id")
 
-	sum, err := data.Hash(id, s.documentRoot)
+	m, err := s.Service.One(id)
 	if err != nil {
-		if errors.Is(err, data.ErrNotExists) {
-			notFound("id not found", w, r)
+		if errors.Is(err, repository.ErrNotFound) {
+			notFound("not found", w, r)
 			return
 		}
 		fmt.Fprintln(os.Stderr, "error: an error occured while calculating the hash:", err)
@@ -351,7 +354,7 @@ func (s HTTPServer) hash(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	ok(sum, w, r)
+	ok(m.MD5, w, r)
 }
 
 func (s HTTPServer) metadata(w http.ResponseWriter, r *http.Request) {

cmd/server/runner.go

@@ -4,6 +4,8 @@ import (
 	"cloudsave/cmd/server/api"
 	"cloudsave/cmd/server/security/htpasswd"
 	"cloudsave/pkg/constants"
+	"cloudsave/pkg/data"
+	"cloudsave/pkg/repository"
 	"flag"
 	"fmt"
 	"path/filepath"
@@ -16,16 +18,36 @@ func run() {
 
 	var documentRoot string
 	var port int
+	var noCache bool
 	flag.StringVar(&documentRoot, "document-root", defaultDocumentRoot, "Define the path to the document root")
 	flag.IntVar(&port, "port", 8080, "Define the port of the server")
+	flag.BoolVar(&noCache, "no-cache", false, "Disable the cache")
 	flag.Parse()
 
 	h, err := htpasswd.Open(filepath.Join(documentRoot, ".htpasswd"))
 	if err != nil {
 		fatal("failed to load .htpasswd: "+err.Error(), 1)
 	}
+	var repo repository.Repository
+	if noCache {
+		r, err := repository.NewEagerRepository(filepath.Join(documentRoot, "data"))
+		if err != nil {
+			fatal("failed to load datastore: "+err.Error(), 1)
+		}
+		if err := r.Preload(); err != nil {
+			fatal("failed to load datastore: "+err.Error(), 1)
+		}
+		repo = r
+	} else {
+		repo, err = repository.NewLazyRepository(filepath.Join(documentRoot, "data"))
+		if err != nil {
+			fatal("failed to load datastore: "+err.Error(), 1)
+		}
+	}
 
-	server := api.NewServer(documentRoot, h.Content(), port)
+	s := data.NewService(repo)
+
+	server := api.NewServer(documentRoot, s, h.Content(), port)
 
 	fmt.Println("starting server at :" + strconv.Itoa(port))
 	if err := server.Server.ListenAndServe(); err != nil {