feat: custome error messages (#14)

* feat: custome error messages

* errors: improve code

* errors: clean up imports

* errors: add translations

* errors: check if translation exists

errors/errors.go

@@ -19,3 +19,26 @@ var (
 	ErrSourceIsParent       = errors.New("source is parent")
 	ErrRootUserDeletion     = errors.New("user with id 1 can't be deleted")
 )
+
+type HTTPError struct {
+	Err  error
+	Type string
+}
+
+func (e *HTTPError) Error() string {
+	if e.Err == nil {
+		return e.Type
+	}
+	return e.Err.Error()
+}
+
+func (e *HTTPError) Unwrap() error {
+	return e.Err
+}
+
+func NewHTTPError(err error, errType string) error {
+	return &HTTPError{
+		Err:  err,
+		Type: errType,
+	}
+}

frontend/src/components/prompts/Archive.vue

@@ -76,15 +76,15 @@ export default {
 
       try {
         buttons.loading("archive");
-        this.$store.commit("closeHovers");
         await api.archive(uri, this.name, format, ...items);
+        this.$store.commit("closeHovers");
         this.$store.commit("setReload", true);
+        this.$store.dispatch("quota/fetch", 3000);
       } catch (e) {
         this.$showError(e);
       } finally {
         buttons.done("archive");
       }
-      this.$store.dispatch("quota/fetch", 3000);
     },
   },
 };

frontend/src/i18n/ar_AR.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "لقد حدث خطأ ما.",
-    "notFound": "لا يمكن الوصول لهذا المحتوى."
+    "notFound": "لا يمكن الوصول لهذا المحتوى.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "الصفحة",

frontend/src/i18n/en_GB.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Something really went wrong.",
-    "notFound": "This location can't be reached."
+    "notFound": "This location can't be reached.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Body",

frontend/src/i18n/es_AR.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "No tienes los permisos necesarios para acceder.",
     "internal": "La verdad es que algo ha ido mal.",
-    "notFound": "No se puede acceder a este lugar."
+    "notFound": "No se puede acceder a este lugar.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Cuerpo",

frontend/src/i18n/es_CO.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "No tienes los permisos necesarios para acceder.",
     "internal": "La verdad es que algo ha ido mal.",
-    "notFound": "No se puede acceder a este lugar."
+    "notFound": "No se puede acceder a este lugar.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Cuerpo",

frontend/src/i18n/es_ES.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "No tienes los permisos necesarios para acceder.",
     "internal": "La verdad es que algo ha ido mal.",
-    "notFound": "No se puede acceder a este lugar."
+    "notFound": "No se puede acceder a este lugar.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Cuerpo",

frontend/src/i18n/es_MX.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "No tienes los permisos necesarios para acceder.",
     "internal": "La verdad es que algo ha ido mal.",
-    "notFound": "No se puede acceder a este lugar."
+    "notFound": "No se puede acceder a este lugar.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Cuerpo",

frontend/src/i18n/fr_FR.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Aïe ! Quelque chose s'est mal passé.",
-    "notFound": "Impossible d'accéder à cet emplacement."
+    "notFound": "Impossible d'accéder à cet emplacement.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Corps",

frontend/src/i18n/id_ID.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Something really went wrong.",
-    "notFound": "This location can't be reached."
+    "notFound": "This location can't be reached.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Body",

frontend/src/i18n/lt_LT.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Something really went wrong.",
-    "notFound": "This location can't be reached."
+    "notFound": "This location can't be reached.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Body",

frontend/src/i18n/pt_BR.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Ops! Algum erro ocorreu.",
-    "notFound": "Ops! Nada foi encontrado."
+    "notFound": "Ops! Nada foi encontrado.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Corpo",

frontend/src/i18n/pt_PT.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "Não tem permissões para aceder a isto",
     "internal": "Algo correu bastante mal.",
-    "notFound": "Esta localização não é alcançável."
+    "notFound": "Esta localização não é alcançável.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Corpo",

frontend/src/i18n/ru_RU.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "У вас нет прав доступа к этому.",
     "internal": "Что-то пошло не так.",
-    "notFound": "Неправильная ссылка."
+    "notFound": "Неправильная ссылка.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Тело",

frontend/src/i18n/tr_TR.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Something really went wrong.",
-    "notFound": "This location can't be reached."
+    "notFound": "This location can't be reached.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Body",

frontend/src/i18n/uk_UA.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "You don't have permissions to access this.",
     "internal": "Something really went wrong.",
-    "notFound": "This location can't be reached."
+    "notFound": "This location can't be reached.",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "Body",

frontend/src/i18n/zh_CN.json

@@ -48,7 +48,13 @@
     "connection": "The server can't be reached.",
     "forbidden": "你无权限访问",
     "internal": "服务器出了点问题。",
-    "notFound": "找不到文件。"
+    "notFound": "找不到文件。",
+    "resource": {
+      "alreadyExists": "Resource with such name already exists"
+    },
+    "validation": {
+      "emptyName": "Resource name can't be empty"
+    }
   },
   "files": {
     "body": "内容",

frontend/src/utils/vue.js

@@ -45,9 +45,18 @@ Vue.prototype.$showError = (error, displayReport = true) => {
     );
   }
 
+  let message = error.message || error;
+  let matches = /\[(.+)\]/.exec(message);
+  if (matches && matches.length > 1) {
+    let key = "errors." + matches[1];
+    if (i18n.te(key)) {
+      message = i18n.t(key);
+    }
+  }
+
   let n = new Noty(
     Object.assign({}, notyDefault, {
-      text: error.message || error,
+      text: message,
       type: "error",
       timeout: null,
       buttons: btns,

http/data.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/tomasen/realip"
 
+	"github.com/filebrowser/filebrowser/v2/errors"
 	"github.com/filebrowser/filebrowser/v2/rules"
 	"github.com/filebrowser/filebrowser/v2/runner"
 	"github.com/filebrowser/filebrowser/v2/settings"
@@ -65,8 +66,11 @@ func handle(fn handleFunc, prefix string, store *storage.Storage, server *settin
 		})
 
 		if status != 0 {
-			txt := http.StatusText(status)
-			http.Error(w, strconv.Itoa(status)+" "+txt, status)
+			txt := strconv.Itoa(status) + " " + http.StatusText(status)
+			if httpErr, ok := err.(*errors.HTTPError); ok {
+				txt += " [" + httpErr.Type + "]"
+			}
+			http.Error(w, txt, status)
 		}
 
 		if status >= 400 || err != nil {

http/resource.go

@@ -489,7 +489,7 @@ func archiveHandler(r *http.Request, d *data) (int, error) {
 
 	archFile, err := parseQueryFilename(r, destDir)
 	if err != nil {
-		return http.StatusBadRequest, err
+		return http.StatusUnprocessableEntity, errors.NewHTTPError(err, "validation.emptyName")
 	}
 
 	extension, ar, err := parseArchiver(r.URL.Query().Get("algo"))
@@ -501,7 +501,7 @@ func archiveHandler(r *http.Request, d *data) (int, error) {
 
 	_, err = d.user.Fs.Stat(archFile)
 	if err == nil {
-		return http.StatusConflict, nil
+		return http.StatusUnprocessableEntity, errors.NewHTTPError(err, "resource.alreadyExists")
 	}
 
 	dir, _ = path.Split(archFile)