feat: implement file deletion

handler/file/delete/delete.go

@@ -0,0 +1,45 @@
+package deleteHandler
+
+import (
+	"github.com/fossyy/filekeeper/app"
+	"github.com/fossyy/filekeeper/types"
+	"net/http"
+	"os"
+	"path/filepath"
+)
+
+func DELETE(w http.ResponseWriter, r *http.Request) {
+	fileID := r.PathValue("id")
+	consent := r.URL.Query().Get("consent")
+	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 || consent != "true" {
+		w.WriteHeader(http.StatusUnauthorized)
+		return
+	}
+
+	err = app.Server.Database.DeleteFile(fileID)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	uploadDir := "uploads"
+	currentDir, _ := os.Getwd()
+	basePath := filepath.Join(currentDir, uploadDir)
+	fileFolder := filepath.Join(basePath, file.OwnerID.String(), file.ID.String())
+	err = os.RemoveAll(fileFolder)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	return
+}