explicityly print the internal error from DispatchError

app_flowy/lib/user/application/sign_in/sign_in_bloc.dart

@@ -43,12 +43,12 @@ class SignInBloc extends Bloc<SignInEvent, SignInState> {
 
   SignInState stateFromCode(UserError error) {
     switch (error.code) {
-      case UserErrCode.EmailFormatInvalid:
+      case ErrorCode.EmailFormatInvalid:
         return state.copyWith(
             isSubmitting: false,
             emailError: some(error.msg),
             passwordError: none());
-      case UserErrCode.PasswordFormatInvalid:
+      case ErrorCode.PasswordFormatInvalid:
         return state.copyWith(
             isSubmitting: false,
             passwordError: some(error.msg),

app_flowy/lib/welcome/infrastructure/i_welcome_impl.dart

@@ -10,7 +10,7 @@ import 'package:flowy_infra/time/duration.dart';
 import 'package:flowy_infra_ui/widget/route/animation.dart';
 import 'package:flowy_sdk/dispatch/dispatch.dart';
 import 'package:flowy_sdk/protobuf/flowy-user/protobuf.dart';
-import 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart';
+import 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart' as workspace;
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 
@@ -43,7 +43,7 @@ class WelcomeRoute implements IWelcomeRoute {
           (workspace) =>
               _pushToScreen(context, HomeScreen(repo.user, workspace.id)),
           (error) async {
-            assert(error.code == WsErrCode.CurrentWorkspaceNotFound);
+            assert(error.code == workspace.ErrorCode.CurrentWorkspaceNotFound);
             final screen = WorkspaceSelectScreen(repo: repo);
             final workspaceId = await Navigator.of(context).push(
               PageRoutes.fade(

app_flowy/lib/workspace/domain/i_user.dart

@@ -7,7 +7,6 @@ import 'package:flowy_sdk/protobuf/flowy-workspace/workspace_create.pb.dart';
 export 'package:flowy_sdk/protobuf/flowy-workspace/workspace_create.pb.dart';
 export 'package:flowy_sdk/protobuf/flowy-user/errors.pb.dart';
 export 'package:flowy_sdk/protobuf/flowy-user/user_detail.pb.dart';
-export 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart';
 
 typedef UserCreateWorkspaceCallback = void Function(
     Either<List<Workspace>, WorkspaceError> workspacesOrFailed);

app_flowy/lib/workspace/infrastructure/i_app_impl.dart

@@ -1,7 +1,7 @@
 import 'package:app_flowy/workspace/infrastructure/repos/app_repo.dart';
 import 'package:app_flowy/workspace/infrastructure/repos/doc_repo.dart';
 import 'package:dartz/dartz.dart';
-import 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart';
+import 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart' as workspace;
 import 'package:app_flowy/workspace/domain/i_app.dart';
 import 'package:flowy_sdk/protobuf/flowy-workspace/view_create.pb.dart';
 export 'package:app_flowy/workspace/domain/i_app.dart';
@@ -13,12 +13,12 @@ class IAppImpl extends IApp {
   });
 
   @override
-  Future<Either<List<View>, WorkspaceError>> getViews() {
+  Future<Either<List<View>, workspace.WorkspaceError>> getViews() {
     return repo.getViews();
   }
 
   @override
-  Future<Either<View, WorkspaceError>> createView(
+  Future<Either<View, workspace.WorkspaceError>> createView(
       {required String name, String? desc, required ViewType viewType}) {
     return repo.createView(name, desc ?? "", viewType).then((result) {
       return result.fold(
@@ -28,14 +28,15 @@ class IAppImpl extends IApp {
     });
   }
 
-  Future<Either<View, WorkspaceError>> _createDoc(View view) async {
+  Future<Either<View, workspace.WorkspaceError>> _createDoc(View view) async {
     switch (view.viewType) {
       case ViewType.Doc:
         final docRepo = DocRepository(docId: view.id);
         final result = await docRepo.createDoc(
             name: view.name, desc: "", text: "[{\"insert\":\"\\n\"}]");
         return result.fold((l) => left(view), (r) {
-          return right(WorkspaceError(code: WsErrCode.Unknown, msg: r.msg));
+          return right(workspace.WorkspaceError(
+              code: workspace.ErrorCode.Unknown, msg: r.msg));
         });
       default:
         return left(view);

app_flowy/lib/workspace/infrastructure/i_user_impl.dart

@@ -1,6 +1,7 @@
 import 'package:dartz/dartz.dart';
 import 'package:app_flowy/workspace/domain/i_user.dart';
 import 'package:app_flowy/workspace/infrastructure/repos/user_repo.dart';
+import 'package:flowy_sdk/protobuf/flowy-workspace/errors.pb.dart';
 export 'package:app_flowy/workspace/domain/i_user.dart';
 export 'package:app_flowy/workspace/infrastructure/repos/user_repo.dart';
 

app_flowy/packages/flowy_sdk/lib/dispatch/dispatch.dart

@@ -17,7 +17,7 @@ import 'package:flowy_sdk/protobuf/flowy-document/protobuf.dart';
 // ignore: unused_import
 import 'package:flowy_sdk/protobuf/flowy-infra/protobuf.dart';
 import 'package:protobuf/protobuf.dart';
-// import 'dart:convert' show utf8;
+import 'dart:convert' show utf8;
 import 'error.dart';
 
 part 'code_gen.dart';
@@ -51,12 +51,18 @@ Future<Either<Uint8List, Uint8List>> _extractPayload(
   return responseFuture.then((result) {
     return result.fold(
       (response) {
-        if (response.code == FFIStatusCode.Ok) {
-          return left(Uint8List.fromList(response.payload));
-        } else {
-          // final error = utf8.decode(response.payload);
-          // Log.error("Dispatch error: $error");
-          return right(Uint8List.fromList(response.payload));
+        switch (response.code) {
+          case FFIStatusCode.Ok:
+            return left(Uint8List.fromList(response.payload));
+          case FFIStatusCode.Err:
+            return right(Uint8List.fromList(response.payload));
+          case FFIStatusCode.Internal:
+            final error = utf8.decode(response.payload);
+            Log.error("Dispatch internal error: $error");
+            return right(emptyBytes());
+          default:
+            Log.error("Impossible to here");
+            return right(emptyBytes());
         }
       },
       (error) {

app_flowy/packages/flowy_sdk/lib/protobuf/dart-ffi/ffi_response.pb.dart

@@ -16,7 +16,7 @@ export 'ffi_response.pbenum.dart';
 class FFIResponse extends $pb.GeneratedMessage {
   static final $pb.BuilderInfo _i = $pb.BuilderInfo(const $core.bool.fromEnvironment('protobuf.omit_message_names') ? '' : 'FFIResponse', createEmptyInstance: create)
     ..a<$core.List<$core.int>>(1, const $core.bool.fromEnvironment('protobuf.omit_field_names') ? '' : 'payload', $pb.PbFieldType.OY)
-    ..e<FFIStatusCode>(2, const $core.bool.fromEnvironment('protobuf.omit_field_names') ? '' : 'code', $pb.PbFieldType.OE, defaultOrMaker: FFIStatusCode.Unknown, valueOf: FFIStatusCode.valueOf, enumValues: FFIStatusCode.values)
+    ..e<FFIStatusCode>(2, const $core.bool.fromEnvironment('protobuf.omit_field_names') ? '' : 'code', $pb.PbFieldType.OE, defaultOrMaker: FFIStatusCode.Ok, valueOf: FFIStatusCode.valueOf, enumValues: FFIStatusCode.values)
     ..hasRequiredFields = false
   ;
 

app_flowy/packages/flowy_sdk/lib/protobuf/dart-ffi/ffi_response.pbenum.dart

@@ -10,14 +10,14 @@ import 'dart:core' as $core;
 import 'package:protobuf/protobuf.dart' as $pb;
 
 class FFIStatusCode extends $pb.ProtobufEnum {
-  static const FFIStatusCode Unknown = FFIStatusCode._(0, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Unknown');
-  static const FFIStatusCode Ok = FFIStatusCode._(1, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Ok');
-  static const FFIStatusCode Err = FFIStatusCode._(2, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Err');
+  static const FFIStatusCode Ok = FFIStatusCode._(0, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Ok');
+  static const FFIStatusCode Err = FFIStatusCode._(1, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Err');
+  static const FFIStatusCode Internal = FFIStatusCode._(2, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'Internal');
 
   static const $core.List<FFIStatusCode> values = <FFIStatusCode> [
-    Unknown,
     Ok,
     Err,
+    Internal,
   ];
 
   static final $core.Map<$core.int, FFIStatusCode> _byValue = $pb.ProtobufEnum.initByValue(values);

app_flowy/packages/flowy_sdk/lib/protobuf/dart-ffi/ffi_response.pbjson.dart

@@ -12,14 +12,14 @@ import 'dart:typed_data' as $typed_data;
 const FFIStatusCode$json = const {
   '1': 'FFIStatusCode',
   '2': const [
-    const {'1': 'Unknown', '2': 0},
-    const {'1': 'Ok', '2': 1},
-    const {'1': 'Err', '2': 2},
+    const {'1': 'Ok', '2': 0},
+    const {'1': 'Err', '2': 1},
+    const {'1': 'Internal', '2': 2},
   ],
 };
 
 /// Descriptor for `FFIStatusCode`. Decode as a `google.protobuf.EnumDescriptorProto`.
-final $typed_data.Uint8List fFIStatusCodeDescriptor = $convert.base64Decode('Cg1GRklTdGF0dXNDb2RlEgsKB1Vua25vd24QABIGCgJPaxABEgcKA0VychAC');
+final $typed_data.Uint8List fFIStatusCodeDescriptor = $convert.base64Decode('Cg1GRklTdGF0dXNDb2RlEgYKAk9rEAASBwoDRXJyEAESDAoISW50ZXJuYWwQAg==');
 @$core.Deprecated('Use fFIResponseDescriptor instead')
 const FFIResponse$json = const {
   '1': 'FFIResponse',

rust-lib/dart-ffi/src/model/ffi_response.rs

@@ -3,13 +3,13 @@ use flowy_dispatch::prelude::{EventResponse, Payload, StatusCode};
 
 #[derive(ProtoBuf_Enum, Clone, Copy)]
 pub enum FFIStatusCode {
-    Unknown = 0,
-    Ok      = 1,
-    Err     = 2,
+    Ok       = 0,
+    Err      = 1,
+    Internal = 2,
 }
 
 impl std::default::Default for FFIStatusCode {
-    fn default() -> FFIStatusCode { FFIStatusCode::Unknown }
+    fn default() -> FFIStatusCode { FFIStatusCode::Ok }
 }
 
 #[derive(ProtoBuf, Default)]
@@ -31,6 +31,7 @@ impl std::convert::From<EventResponse> for FFIResponse {
         let code = match resp.status_code {
             StatusCode::Ok => FFIStatusCode::Ok,
             StatusCode::Err => FFIStatusCode::Err,
+            StatusCode::Internal => FFIStatusCode::Internal,
         };
 
         // let msg = match resp.error {

rust-lib/dart-ffi/src/protobuf/model/ffi_response.rs

@@ -77,7 +77,7 @@ impl FFIResponse {
         self.code
     }
     pub fn clear_code(&mut self) {
-        self.code = FFIStatusCode::Unknown;
+        self.code = FFIStatusCode::Ok;
     }
 
     // Param is passed by value, moved
@@ -116,7 +116,7 @@ impl ::protobuf::Message for FFIResponse {
         if !self.payload.is_empty() {
             my_size += ::protobuf::rt::bytes_size(1, &self.payload);
         }
-        if self.code != FFIStatusCode::Unknown {
+        if self.code != FFIStatusCode::Ok {
             my_size += ::protobuf::rt::enum_size(2, self.code);
         }
         my_size += ::protobuf::rt::unknown_fields_size(self.get_unknown_fields());
@@ -128,7 +128,7 @@ impl ::protobuf::Message for FFIResponse {
         if !self.payload.is_empty() {
             os.write_bytes(1, &self.payload)?;
         }
-        if self.code != FFIStatusCode::Unknown {
+        if self.code != FFIStatusCode::Ok {
             os.write_enum(2, ::protobuf::ProtobufEnum::value(&self.code))?;
         }
         os.write_unknown_fields(self.get_unknown_fields())?;
@@ -196,7 +196,7 @@ impl ::protobuf::Message for FFIResponse {
 impl ::protobuf::Clear for FFIResponse {
     fn clear(&mut self) {
         self.payload.clear();
-        self.code = FFIStatusCode::Unknown;
+        self.code = FFIStatusCode::Ok;
         self.unknown_fields.clear();
     }
 }
@@ -215,9 +215,9 @@ impl ::protobuf::reflect::ProtobufValue for FFIResponse {
 
 #[derive(Clone,PartialEq,Eq,Debug,Hash)]
 pub enum FFIStatusCode {
-    Unknown = 0,
-    Ok = 1,
-    Err = 2,
+    Ok = 0,
+    Err = 1,
+    Internal = 2,
 }
 
 impl ::protobuf::ProtobufEnum for FFIStatusCode {
@@ -227,18 +227,18 @@ impl ::protobuf::ProtobufEnum for FFIStatusCode {
 
     fn from_i32(value: i32) -> ::std::option::Option<FFIStatusCode> {
         match value {
-            0 => ::std::option::Option::Some(FFIStatusCode::Unknown),
-            1 => ::std::option::Option::Some(FFIStatusCode::Ok),
-            2 => ::std::option::Option::Some(FFIStatusCode::Err),
+            0 => ::std::option::Option::Some(FFIStatusCode::Ok),
+            1 => ::std::option::Option::Some(FFIStatusCode::Err),
+            2 => ::std::option::Option::Some(FFIStatusCode::Internal),
             _ => ::std::option::Option::None
         }
     }
 
     fn values() -> &'static [Self] {
         static values: &'static [FFIStatusCode] = &[
-            FFIStatusCode::Unknown,
             FFIStatusCode::Ok,
             FFIStatusCode::Err,
+            FFIStatusCode::Internal,
         ];
         values
     }
@@ -256,7 +256,7 @@ impl ::std::marker::Copy for FFIStatusCode {
 
 impl ::std::default::Default for FFIStatusCode {
     fn default() -> Self {
-        FFIStatusCode::Unknown
+        FFIStatusCode::Ok
     }
 }
 
@@ -269,23 +269,23 @@ impl ::protobuf::reflect::ProtobufValue for FFIStatusCode {
 static file_descriptor_proto_data: &'static [u8] = b"\
     \n\x12ffi_response.proto\"K\n\x0bFFIResponse\x12\x18\n\x07payload\x18\
     \x01\x20\x01(\x0cR\x07payload\x12\"\n\x04code\x18\x02\x20\x01(\x0e2\x0e.\
-    FFIStatusCodeR\x04code*-\n\rFFIStatusCode\x12\x0b\n\x07Unknown\x10\0\x12\
-    \x06\n\x02Ok\x10\x01\x12\x07\n\x03Err\x10\x02J\xab\x02\n\x06\x12\x04\0\0\
-    \n\x01\n\x08\n\x01\x0c\x12\x03\0\0\x12\n\n\n\x02\x04\0\x12\x04\x02\0\x05\
-    \x01\n\n\n\x03\x04\0\x01\x12\x03\x02\x08\x13\n\x0b\n\x04\x04\0\x02\0\x12\
-    \x03\x03\x04\x16\n\x0c\n\x05\x04\0\x02\0\x05\x12\x03\x03\x04\t\n\x0c\n\
-    \x05\x04\0\x02\0\x01\x12\x03\x03\n\x11\n\x0c\n\x05\x04\0\x02\0\x03\x12\
+    FFIStatusCodeR\x04code*.\n\rFFIStatusCode\x12\x06\n\x02Ok\x10\0\x12\x07\
+    \n\x03Err\x10\x01\x12\x0c\n\x08Internal\x10\x02J\xab\x02\n\x06\x12\x04\0\
+    \0\n\x01\n\x08\n\x01\x0c\x12\x03\0\0\x12\n\n\n\x02\x04\0\x12\x04\x02\0\
+    \x05\x01\n\n\n\x03\x04\0\x01\x12\x03\x02\x08\x13\n\x0b\n\x04\x04\0\x02\0\
+    \x12\x03\x03\x04\x16\n\x0c\n\x05\x04\0\x02\0\x05\x12\x03\x03\x04\t\n\x0c\
+    \n\x05\x04\0\x02\0\x01\x12\x03\x03\n\x11\n\x0c\n\x05\x04\0\x02\0\x03\x12\
     \x03\x03\x14\x15\n\x0b\n\x04\x04\0\x02\x01\x12\x03\x04\x04\x1b\n\x0c\n\
     \x05\x04\0\x02\x01\x06\x12\x03\x04\x04\x11\n\x0c\n\x05\x04\0\x02\x01\x01\
     \x12\x03\x04\x12\x16\n\x0c\n\x05\x04\0\x02\x01\x03\x12\x03\x04\x19\x1a\n\
     \n\n\x02\x05\0\x12\x04\x06\0\n\x01\n\n\n\x03\x05\0\x01\x12\x03\x06\x05\
-    \x12\n\x0b\n\x04\x05\0\x02\0\x12\x03\x07\x04\x10\n\x0c\n\x05\x05\0\x02\0\
-    \x01\x12\x03\x07\x04\x0b\n\x0c\n\x05\x05\0\x02\0\x02\x12\x03\x07\x0e\x0f\
-    \n\x0b\n\x04\x05\0\x02\x01\x12\x03\x08\x04\x0b\n\x0c\n\x05\x05\0\x02\x01\
-    \x01\x12\x03\x08\x04\x06\n\x0c\n\x05\x05\0\x02\x01\x02\x12\x03\x08\t\n\n\
-    \x0b\n\x04\x05\0\x02\x02\x12\x03\t\x04\x0c\n\x0c\n\x05\x05\0\x02\x02\x01\
-    \x12\x03\t\x04\x07\n\x0c\n\x05\x05\0\x02\x02\x02\x12\x03\t\n\x0bb\x06pro\
-    to3\
+    \x12\n\x0b\n\x04\x05\0\x02\0\x12\x03\x07\x04\x0b\n\x0c\n\x05\x05\0\x02\0\
+    \x01\x12\x03\x07\x04\x06\n\x0c\n\x05\x05\0\x02\0\x02\x12\x03\x07\t\n\n\
+    \x0b\n\x04\x05\0\x02\x01\x12\x03\x08\x04\x0c\n\x0c\n\x05\x05\0\x02\x01\
+    \x01\x12\x03\x08\x04\x07\n\x0c\n\x05\x05\0\x02\x01\x02\x12\x03\x08\n\x0b\
+    \n\x0b\n\x04\x05\0\x02\x02\x12\x03\t\x04\x11\n\x0c\n\x05\x05\0\x02\x02\
+    \x01\x12\x03\t\x04\x0c\n\x0c\n\x05\x05\0\x02\x02\x02\x12\x03\t\x0f\x10b\
+    \x06proto3\
 ";
 
 static file_descriptor_proto_lazy: ::protobuf::rt::LazyV2<::protobuf::descriptor::FileDescriptorProto> = ::protobuf::rt::LazyV2::INIT;

rust-lib/dart-ffi/src/protobuf/proto/ffi_response.proto

@@ -5,7 +5,7 @@ message FFIResponse {
     FFIStatusCode code = 2;
 }
 enum FFIStatusCode {
-    Unknown = 0;
-    Ok = 1;
-    Err = 2;
+    Ok = 0;
+    Err = 1;
+    Internal = 2;
 }

rust-lib/flowy-derive/src/derive_cache/derive_cache.rs

@@ -79,7 +79,6 @@ pub fn category_from_str(type_str: &str) -> TypeCategory {
         | "FFIStatusCode"
         | "UserStatus"
         | "UserEvent"
-        | "ErrorCode"
         => TypeCategory::Enum,
 
         "Option" => TypeCategory::Opt,

rust-lib/flowy-dispatch/src/errors/errors.rs

@@ -114,7 +114,7 @@ impl fmt::Display for InternalError {
 impl Error for InternalError {
     fn as_response(&self) -> EventResponse {
         let error = format!("{}", self).into_bytes();
-        ResponseBuilder::Err().data(error).build()
+        ResponseBuilder::Internal().data(error).build()
     }
 }
 

rust-lib/flowy-dispatch/src/response/builder.rs

@@ -37,4 +37,5 @@ impl ResponseBuilder {
 
     static_response!(Ok, StatusCode::Ok);
     static_response!(Err, StatusCode::Err);
+    static_response!(Internal, StatusCode::Internal);
 }

rust-lib/flowy-dispatch/src/response/response.rs

@@ -10,8 +10,9 @@ use std::{convert::TryFrom, fmt, fmt::Formatter};
 
 #[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
 pub enum StatusCode {
-    Ok  = 0,
-    Err = 1,
+    Ok       = 0,
+    Err      = 1,
+    Internal = 2,
 }
 
 // serde user guide: https://serde.rs/field-attrs.html
@@ -35,12 +36,15 @@ impl EventResponse {
         T: FromBytes,
         E: FromBytes,
     {
-        if self.status_code == StatusCode::Err {
-            let err = <Data<E>>::try_from(self.payload)?;
-            Ok(Err(err.into_inner()))
-        } else {
-            let data = <Data<T>>::try_from(self.payload)?;
-            Ok(Ok(data.into_inner()))
+        match self.status_code {
+            StatusCode::Ok => {
+                let data = <Data<T>>::try_from(self.payload)?;
+                Ok(Ok(data.into_inner()))
+            },
+            StatusCode::Err | StatusCode::Internal => {
+                let err = <Data<E>>::try_from(self.payload)?;
+                Ok(Err(err.into_inner()))
+            },
         }
     }
 }

scripts/flowy-tool/Cargo.toml

@@ -23,4 +23,5 @@ similar = "1.2.2"
 dialoguer = "0.8.0"
 toml = "0.5.8"
 serde = { version = "1.0", features = ["derive"] }
-pathdiff = "0.2.0"
+pathdiff = "0.2.0"
+itertools = "0.10"

scripts/flowy-tool/src/proto/template/derive_meta/derive_meta.rs

@@ -1,5 +1,6 @@
 use crate::proto::proto_info::{CrateProtoInfo, ProtoFile};
 use crate::util::{get_tera, read_file};
+use itertools::Itertools;
 use std::fs::OpenOptions;
 use std::io::Write;
 use tera::Context;
@@ -13,6 +14,7 @@ pub struct ProtobufDeriveMeta {
 #[allow(dead_code)]
 impl ProtobufDeriveMeta {
     pub fn new(structs: Vec<String>, enums: Vec<String>) -> Self {
+        let enums: Vec<_> = enums.into_iter().unique().collect();
         return ProtobufDeriveMeta {
             context: Context::new(),
             structs,