diff --git a/core/src/state/notebook.rs b/core/src/state/notebook.rs
index e29e21b..25f545e 100644
--- a/core/src/state/notebook.rs
+++ b/core/src/state/notebook.rs
@@ -1,15 +1,16 @@
 mod consume;
 mod directory_item;
+mod inner_state;
 
 use {
     crate::{
         data::{Directory, Note},
-        event::KeyEvent,
-        state::{EntryState, GetInner},
+        state::GetInner,
         types::DirectoryId,
-        Error, Event, Glues, NotebookEvent, NotebookTransition, Result,
+        Error, Event, Glues, NotebookTransition, Result,
     },
     consume::{directory, note, traverse},
+    inner_state::InnerState::{self, *},
 };
 
 pub use directory_item::{DirectoryItem, DirectoryItemChildren, TreeItem};
@@ -28,19 +29,6 @@ pub enum SelectedItem {
     None,
 }
 
-#[derive(Clone)]
-pub enum InnerState {
-    NoteSelected,
-    NoteMoreActions,
-    DirectorySelected,
-    DirectoryMoreActions,
-    NoteTreeNumber(usize),
-    EditingViewMode,
-    EditingEditMode,
-    EntryDialog(Box<InnerState>),
-}
-use InnerState::*;
-
 impl NotebookState {
     pub async fn new(glues: &mut Glues) -> Result<Self> {
         let db = glues
@@ -111,7 +99,6 @@ impl NotebookState {
 
                 format!("Note '{name}' edit mode")
             }
-            EntryDialog(_) => "Global menu dialog".to_owned(),
         })
     }
 
@@ -162,7 +149,7 @@ impl NotebookState {
                     "[Ctrl+h] Show editor keymap".to_owned(),
                 ]
             }
-            DirectoryMoreActions | NoteMoreActions | EntryDialog(_) => {
+            DirectoryMoreActions | NoteMoreActions => {
                 vec![
                     "[j] Next".to_owned(),
                     "[k] Previous".to_owned(),
@@ -195,185 +182,11 @@ impl NotebookState {
 }
 
 pub async fn consume(glues: &mut Glues, event: Event) -> Result<NotebookTransition> {
-    use Event::*;
-    use NotebookEvent::*;
-
     let db = glues
         .db
         .as_mut()
         .ok_or(Error::Wip("[consume] empty db".to_owned()))?;
     let state: &mut NotebookState = glues.state.get_inner_mut()?;
 
-    match (event, &state.inner_state) {
-        (Notebook(CloseEntryDialog), EntryDialog(inner_state)) => {
-            state.inner_state = *inner_state.clone();
-
-            Ok(NotebookTransition::None)
-        }
-        (event, EntryDialog(_)) => EntryState::consume(glues, event)
-            .await
-            .map(NotebookTransition::Entry),
-        (Key(KeyEvent::Esc), DirectorySelected | NoteSelected | EditingViewMode) => {
-            state.inner_state = EntryDialog(Box::new(state.inner_state.clone()));
-
-            Ok(NotebookTransition::ShowEntryDialog)
-        }
-        (Notebook(OpenDirectory(directory_id)), DirectorySelected | NoteSelected) => {
-            directory::open(db, state, directory_id).await
-        }
-        (Key(KeyEvent::L) | Key(KeyEvent::Right), DirectorySelected) => {
-            let directory = state.get_selected_directory()?.clone();
-            let directory_item = state.root.find(&directory.id).ok_or(Error::Wip(
-                "[Key::L] failed to find the target directory".to_owned(),
-            ))?;
-
-            if directory_item.children.is_none() {
-                directory::open(db, state, directory.id.clone()).await
-            } else {
-                directory::close(state, directory)
-            }
-        }
-        (Notebook(CloseDirectory(directory_id)), DirectorySelected | NoteSelected) => {
-            let directory = state
-                .root
-                .find(&directory_id)
-                .ok_or(Error::Wip(
-                    "[CloseDirectory] failed to find target directory".to_owned(),
-                ))?
-                .directory
-                .clone();
-
-            directory::close(state, directory)
-        }
-        (Key(KeyEvent::H) | Key(KeyEvent::Left), DirectorySelected) => {
-            let directory = state.get_selected_directory()?;
-            if state.root.directory.id == directory.id {
-                return Ok(NotebookTransition::None);
-            }
-
-            let parent_item = state.root.find(&directory.parent_id).ok_or(Error::Wip(
-                "[Key::H] failed to find parent directory".to_owned(),
-            ))?;
-            let parent = parent_item.directory.clone();
-
-            directory::close(state, parent)
-        }
-        (Key(KeyEvent::H) | Key(KeyEvent::Left), NoteSelected) => {
-            let directory_id = &state.get_selected_note()?.directory_id;
-            let directory_item = state.root.find(directory_id).ok_or(Error::Wip(
-                "[Key::H] failed to find parent directory".to_owned(),
-            ))?;
-            let directory = directory_item.directory.clone();
-
-            directory::close(state, directory)
-        }
-        (Key(KeyEvent::J), DirectorySelected | NoteSelected) => traverse::select_next(state),
-        (Key(KeyEvent::K), DirectorySelected | NoteSelected) => traverse::select_prev(state),
-        (Key(KeyEvent::M), NoteSelected) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::show_actions_dialog(state, note)
-        }
-        (Key(KeyEvent::M), DirectorySelected) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::show_actions_dialog(state, directory)
-        }
-        (Notebook(CloseNoteActionsDialog), NoteMoreActions) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::select(state, note)
-        }
-        (Notebook(CloseDirectoryActionsDialog), DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::select(state, directory)
-        }
-        (
-            Notebook(SelectNote(note)),
-            DirectorySelected | NoteSelected | NoteTreeNumber(_) | EditingViewMode,
-        ) => note::select(state, note),
-        (
-            Notebook(SelectDirectory(directory)),
-            DirectorySelected | NoteSelected | NoteTreeNumber(_) | EditingViewMode,
-        ) => directory::select(state, directory),
-        (Notebook(RenameNote(new_name)), NoteMoreActions) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::rename(db, state, note, new_name).await
-        }
-        (Notebook(RemoveNote), NoteMoreActions) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::remove(db, state, note).await
-        }
-        (Notebook(RenameDirectory(new_name)), DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::rename(db, state, directory, new_name).await
-        }
-        (Notebook(RemoveDirectory), DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::remove(db, state, directory).await
-        }
-        (Notebook(AddNote(note_name)), DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            note::add(db, state, directory, note_name).await
-        }
-        (Notebook(AddDirectory(directory_name)), DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::add(db, state, directory, directory_name).await
-        }
-        (Key(KeyEvent::O) | Notebook(OpenNote), NoteSelected) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::open(db, state, note).await
-        }
-        (Notebook(UpdateNoteContent(content)), EditingViewMode) => {
-            note::update_content(db, state, content).await
-        }
-        (Key(KeyEvent::E) | Notebook(EditNote), EditingViewMode) => note::edit(state).await,
-        (Key(KeyEvent::B) | Notebook(BrowseNoteTree), EditingViewMode) => note::browse(state).await,
-        (Key(KeyEvent::Esc) | Notebook(ViewNote), EditingEditMode) => note::view(state).await,
-        (Cancel, NoteMoreActions) => {
-            let note = state.get_selected_note()?.clone();
-
-            note::select(state, note.clone())
-        }
-        (Cancel, DirectoryMoreActions) => {
-            let directory = state.get_selected_directory()?.clone();
-
-            directory::select(state, directory)
-        }
-        (Key(KeyEvent::Num(n)), NoteSelected | DirectorySelected) => {
-            state.inner_state = NoteTreeNumber(n.into());
-
-            Ok(NotebookTransition::None)
-        }
-        (Key(KeyEvent::Num(n2)), NoteTreeNumber(n)) => {
-            state.inner_state = NoteTreeNumber(n2 + n * 10);
-
-            Ok(NotebookTransition::None)
-        }
-        (Key(KeyEvent::Esc), NoteTreeNumber(_)) => {
-            match state.selected {
-                SelectedItem::Note { .. } => {
-                    state.inner_state = NoteSelected;
-                }
-                SelectedItem::Directory { .. } => {
-                    state.inner_state = DirectorySelected;
-                }
-                SelectedItem::None => {}
-            };
-
-            Ok(NotebookTransition::None)
-        }
-        (Key(KeyEvent::J), NoteTreeNumber(n)) => Ok(NotebookTransition::SelectNext(*n)),
-        (Key(KeyEvent::K), NoteTreeNumber(n)) => Ok(NotebookTransition::SelectPrev(*n)),
-        (event @ Key(_), _) => Ok(NotebookTransition::Inedible(event)),
-        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
-    }
+    inner_state::consume(db, state, event).await
 }
diff --git a/core/src/state/notebook/inner_state.rs b/core/src/state/notebook/inner_state.rs
new file mode 100644
index 0000000..6194456
--- /dev/null
+++ b/core/src/state/notebook/inner_state.rs
@@ -0,0 +1,38 @@
+mod directory_more_actions;
+mod directory_selected;
+mod editing_edit_mode;
+mod editing_view_mode;
+mod note_more_actions;
+mod note_selected;
+mod note_tree_number;
+
+use crate::{db::Db, state::notebook::NotebookState, Event, NotebookTransition, Result};
+
+#[derive(Clone)]
+pub enum InnerState {
+    NoteSelected,
+    NoteMoreActions,
+    DirectorySelected,
+    DirectoryMoreActions,
+    NoteTreeNumber(usize),
+    EditingViewMode,
+    EditingEditMode,
+}
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use InnerState::*;
+
+    match &state.inner_state {
+        NoteSelected => note_selected::consume(db, state, event).await,
+        DirectorySelected => directory_selected::consume(db, state, event).await,
+        NoteMoreActions => note_more_actions::consume(db, state, event).await,
+        DirectoryMoreActions => directory_more_actions::consume(db, state, event).await,
+        NoteTreeNumber(n) => note_tree_number::consume(db, state, *n, event).await,
+        EditingViewMode => editing_view_mode::consume(db, state, event).await,
+        EditingEditMode => editing_edit_mode::consume(db, state, event).await,
+    }
+}
diff --git a/core/src/state/notebook/inner_state/directory_more_actions.rs b/core/src/state/notebook/inner_state/directory_more_actions.rs
new file mode 100644
index 0000000..1d5c7e4
--- /dev/null
+++ b/core/src/state/notebook/inner_state/directory_more_actions.rs
@@ -0,0 +1,49 @@
+use crate::{
+    db::Db,
+    state::notebook::{directory, note, NotebookState},
+    Error, Event, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(CloseDirectoryActionsDialog) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::select(state, directory)
+        }
+        Notebook(RenameDirectory(new_name)) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::rename(db, state, directory, new_name).await
+        }
+        Notebook(RemoveDirectory) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::remove(db, state, directory).await
+        }
+        Notebook(AddNote(note_name)) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            note::add(db, state, directory, note_name).await
+        }
+        Notebook(AddDirectory(directory_name)) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::add(db, state, directory, directory_name).await
+        }
+        Cancel => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::select(state, directory)
+        }
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/directory_selected.rs b/core/src/state/notebook/inner_state/directory_selected.rs
new file mode 100644
index 0000000..baa3c3a
--- /dev/null
+++ b/core/src/state/notebook/inner_state/directory_selected.rs
@@ -0,0 +1,71 @@
+use crate::{
+    db::Db,
+    state::notebook::{directory, note, traverse, InnerState, NotebookState},
+    Error, Event, KeyEvent, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(OpenDirectory(directory_id)) => directory::open(db, state, directory_id).await,
+        Key(KeyEvent::L) | Key(KeyEvent::Right) => {
+            let directory = state.get_selected_directory()?.clone();
+            let directory_item = state.root.find(&directory.id).ok_or(Error::Wip(
+                "[Key::L] failed to find the target directory".to_owned(),
+            ))?;
+
+            if directory_item.children.is_none() {
+                directory::open(db, state, directory.id.clone()).await
+            } else {
+                directory::close(state, directory)
+            }
+        }
+        Notebook(CloseDirectory(directory_id)) => {
+            let directory = state
+                .root
+                .find(&directory_id)
+                .ok_or(Error::Wip(
+                    "[CloseDirectory] failed to find target directory".to_owned(),
+                ))?
+                .directory
+                .clone();
+
+            directory::close(state, directory)
+        }
+        Key(KeyEvent::H) | Key(KeyEvent::Left) => {
+            let directory = state.get_selected_directory()?;
+            if state.root.directory.id == directory.id {
+                return Ok(NotebookTransition::None);
+            }
+
+            let parent_item = state.root.find(&directory.parent_id).ok_or(Error::Wip(
+                "[Key::H] failed to find parent directory".to_owned(),
+            ))?;
+            let parent = parent_item.directory.clone();
+
+            directory::close(state, parent)
+        }
+        Key(KeyEvent::J) => traverse::select_next(state),
+        Key(KeyEvent::K) => traverse::select_prev(state),
+        Key(KeyEvent::M) => {
+            let directory = state.get_selected_directory()?.clone();
+
+            directory::show_actions_dialog(state, directory)
+        }
+        Notebook(SelectNote(note)) => note::select(state, note),
+        Notebook(SelectDirectory(directory)) => directory::select(state, directory),
+        Key(KeyEvent::Num(n)) => {
+            state.inner_state = InnerState::NoteTreeNumber(n.into());
+
+            Ok(NotebookTransition::None)
+        }
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/editing_edit_mode.rs b/core/src/state/notebook/inner_state/editing_edit_mode.rs
new file mode 100644
index 0000000..57c7eb2
--- /dev/null
+++ b/core/src/state/notebook/inner_state/editing_edit_mode.rs
@@ -0,0 +1,20 @@
+use crate::{
+    db::Db,
+    state::notebook::{note, NotebookState},
+    Error, Event, KeyEvent, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    _db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Key(KeyEvent::Esc) | Notebook(ViewNote) => note::view(state).await,
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/editing_view_mode.rs b/core/src/state/notebook/inner_state/editing_view_mode.rs
new file mode 100644
index 0000000..5aa8190
--- /dev/null
+++ b/core/src/state/notebook/inner_state/editing_view_mode.rs
@@ -0,0 +1,24 @@
+use crate::{
+    db::Db,
+    state::notebook::{directory, note, NotebookState},
+    Error, Event, KeyEvent, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(SelectNote(note)) => note::select(state, note),
+        Notebook(SelectDirectory(directory)) => directory::select(state, directory),
+        Notebook(UpdateNoteContent(content)) => note::update_content(db, state, content).await,
+        Key(KeyEvent::E) | Notebook(EditNote) => note::edit(state).await,
+        Key(KeyEvent::B) | Notebook(BrowseNoteTree) => note::browse(state).await,
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/note_more_actions.rs b/core/src/state/notebook/inner_state/note_more_actions.rs
new file mode 100644
index 0000000..3d0d194
--- /dev/null
+++ b/core/src/state/notebook/inner_state/note_more_actions.rs
@@ -0,0 +1,39 @@
+use crate::{
+    db::Db,
+    state::notebook::{note, NotebookState},
+    Error, Event, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(CloseNoteActionsDialog) => {
+            let note = state.get_selected_note()?.clone();
+
+            note::select(state, note)
+        }
+        Notebook(RenameNote(new_name)) => {
+            let note = state.get_selected_note()?.clone();
+
+            note::rename(db, state, note, new_name).await
+        }
+        Notebook(RemoveNote) => {
+            let note = state.get_selected_note()?.clone();
+
+            note::remove(db, state, note).await
+        }
+        Cancel => {
+            let note = state.get_selected_note()?.clone();
+
+            note::select(state, note.clone())
+        }
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/note_selected.rs b/core/src/state/notebook/inner_state/note_selected.rs
new file mode 100644
index 0000000..838a5bf
--- /dev/null
+++ b/core/src/state/notebook/inner_state/note_selected.rs
@@ -0,0 +1,60 @@
+use crate::{
+    db::Db,
+    state::notebook::{directory, note, traverse, InnerState, NotebookState},
+    Error, Event, KeyEvent, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    db: &mut Db,
+    state: &mut NotebookState,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(OpenDirectory(directory_id)) => directory::open(db, state, directory_id).await,
+        Notebook(CloseDirectory(directory_id)) => {
+            let directory = state
+                .root
+                .find(&directory_id)
+                .ok_or(Error::Wip(
+                    "[CloseDirectory] failed to find target directory".to_owned(),
+                ))?
+                .directory
+                .clone();
+
+            directory::close(state, directory)
+        }
+        Key(KeyEvent::H) | Key(KeyEvent::Left) => {
+            let directory_id = &state.get_selected_note()?.directory_id;
+            let directory_item = state.root.find(directory_id).ok_or(Error::Wip(
+                "[Key::H] failed to find parent directory".to_owned(),
+            ))?;
+            let directory = directory_item.directory.clone();
+
+            directory::close(state, directory)
+        }
+        Key(KeyEvent::J) => traverse::select_next(state),
+        Key(KeyEvent::K) => traverse::select_prev(state),
+        Key(KeyEvent::M) => {
+            let note = state.get_selected_note()?.clone();
+
+            note::show_actions_dialog(state, note)
+        }
+        Notebook(SelectNote(note)) => note::select(state, note),
+        Notebook(SelectDirectory(directory)) => directory::select(state, directory),
+        Key(KeyEvent::O) | Notebook(OpenNote) => {
+            let note = state.get_selected_note()?.clone();
+
+            note::open(db, state, note).await
+        }
+        Key(KeyEvent::Num(n)) => {
+            state.inner_state = InnerState::NoteTreeNumber(n.into());
+
+            Ok(NotebookTransition::None)
+        }
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/state/notebook/inner_state/note_tree_number.rs b/core/src/state/notebook/inner_state/note_tree_number.rs
new file mode 100644
index 0000000..9f3a207
--- /dev/null
+++ b/core/src/state/notebook/inner_state/note_tree_number.rs
@@ -0,0 +1,42 @@
+use crate::{
+    db::Db,
+    state::notebook::{directory, note, InnerState, NotebookState, SelectedItem},
+    Error, Event, KeyEvent, NotebookEvent, NotebookTransition, Result,
+};
+
+pub async fn consume(
+    _db: &mut Db,
+    state: &mut NotebookState,
+    n: usize,
+    event: Event,
+) -> Result<NotebookTransition> {
+    use Event::*;
+    use NotebookEvent::*;
+
+    match event {
+        Notebook(SelectNote(note)) => note::select(state, note),
+        Notebook(SelectDirectory(directory)) => directory::select(state, directory),
+        Key(KeyEvent::Num(n2)) => {
+            state.inner_state = InnerState::NoteTreeNumber(n2 + n * 10);
+
+            Ok(NotebookTransition::None)
+        }
+        Key(KeyEvent::Esc) => {
+            match state.selected {
+                SelectedItem::Note { .. } => {
+                    state.inner_state = InnerState::NoteSelected;
+                }
+                SelectedItem::Directory { .. } => {
+                    state.inner_state = InnerState::DirectorySelected;
+                }
+                SelectedItem::None => {}
+            };
+
+            Ok(NotebookTransition::None)
+        }
+        Key(KeyEvent::J) => Ok(NotebookTransition::SelectNext(n)),
+        Key(KeyEvent::K) => Ok(NotebookTransition::SelectPrev(n)),
+        event @ Key(_) => Ok(NotebookTransition::Inedible(event)),
+        _ => Err(Error::Wip("todo: Notebook::consume".to_owned())),
+    }
+}
diff --git a/core/src/transition.rs b/core/src/transition.rs
index a50dc72..3942469 100644
--- a/core/src/transition.rs
+++ b/core/src/transition.rs
@@ -67,9 +67,6 @@ pub enum NotebookTransition {
     SelectDirectory(Directory),
     UpdateNoteContent,
 
-    ShowEntryDialog,
-    Entry(EntryTransition),
-
     #[strum(to_string = "Inedible::{0}")]
     Inedible(Event),
     None,