feat(state): add helper funcs to State

Signed-off-by: Deep Panchal <deep302001@gmail.com>

src/state.rs

@@ -67,4 +67,38 @@ impl State {
  pub fn new() -> Self {
  Self::default()
  }
+
+ pub fn get_active_book(&self) -> Option<DnoteBook> {
+ if let Some(book_index) = self.books.state.selected() {
+ let selected_book = &self.books.items[book_index];
+ Some(selected_book.clone())
+ } else {
+ None
+ }
+ }
+
+ pub fn get_active_page(&self) -> Option<DnotePage> {
+ if let Some(page_index) = self.pages.state.selected() {
+ let selected_page = &self.pages.items[page_index];
+ Some(selected_page.clone())
+ } else {
+ None
+ }
+ }
+
+ pub fn select_next_book(&mut self) {
+ self.books.next()
+ }
+
+ pub fn select_prev_book(&mut self) {
+ self.books.previous()
+ }
+
+ pub fn select_next_page(&mut self) {
+ self.pages.next()
+ }
+
+ pub fn select_prev_page(&mut self) {
+ self.pages.previous()
+ }
 }