feat: implement file renaming

handler/file/rename/rename.go

@@ -0,0 +1,65 @@
+package renameFileHandler
+
+import (
+	"fmt"
+	"github.com/fossyy/filekeeper/app"
+	"github.com/fossyy/filekeeper/types"
+	"github.com/fossyy/filekeeper/utils"
+	fileView "github.com/fossyy/filekeeper/view/client/file"
+	"net/http"
+	"path/filepath"
+	"strconv"
+)
+
+func PATCH(w http.ResponseWriter, r *http.Request) {
+	fileID := r.PathValue("id")
+	newName := r.URL.Query().Get("name")
+	userSession := r.Context().Value("user").(types.User)
+
+	file, err := app.Server.Database.GetFile(fileID)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	if userSession.UserID != file.OwnerID {
+		w.WriteHeader(http.StatusUnauthorized)
+		return
+	}
+
+	if newName == "" {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	newFile, err := app.Server.Database.RenameFile(fileID, newName)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	saveFolder := filepath.Join("uploads", userSession.UserID.String(), file.ID.String())
+	pattern := fmt.Sprintf("%s/chunk_*", saveFolder)
+	chunkFiles, err := filepath.Glob(pattern)
+
+	missingChunk := err != nil || len(chunkFiles) != int(file.TotalChunk)
+
+	fileData := types.FileData{
+		ID:         newFile.ID.String(),
+		Name:       newFile.Name,
+		Size:       utils.ConvertFileSize(newFile.Size),
+		IsPrivate:  newFile.IsPrivate,
+		Type:       newFile.Type,
+		Done:       !missingChunk,
+		Downloaded: strconv.FormatUint(newFile.Downloaded, 10),
+	}
+
+	component := fileView.JustFile(fileData)
+	err = component.Render(r.Context(), w)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	fileView.JustFile(fileData)
+	w.WriteHeader(http.StatusOK)
+}