Encapsulate cell selection and simplify board rendering

src/app/states/skirmish_states/board.rs

@@ -45,7 +45,7 @@ impl BoardState {
 
         for row in 0..map_height {
             for col in 0..map_width {
-                cells.push(CellWidget::new(row, col, false));
+                cells.push(CellWidget::new(row, col));
             }
         }
 

src/app/widgets/board.rs

@@ -1,4 +1,4 @@
-use crate::app::states::skirmish_states::BoardState;
+use crate::app::{states::skirmish_states::BoardState, widgets::CellWidget};
 use ratatui::{
     buffer::Buffer,
     layout::{Constraint, Layout, Rect},
@@ -34,21 +34,21 @@ impl Widget for BoardWidget<'_> {
                 .split(*col_area);
 
             for (row_idx, cell_area) in vertical.iter().enumerate() {
-                if let Some(cell) = self.state.cells.get(
-                    (row_idx + self.state.vertical_offset.get_value()) * self.state.map_width
-                        + (col_idx + self.state.horizontal_offset.get_value()),
-                ) {
-                    // FIXME: Fix showing selected cell
+                let map_row: usize = row_idx + self.state.vertical_offset.get_value();
+                let map_col: usize = col_idx + self.state.horizontal_offset.get_value();
 
-                    // if row_idx + self.state.vertical_offset.get_value()
-                    //     == self.state.focused_cell.row
-                    //     && col_idx + self.state.horizontal_offset.get_value()
-                    //         == self.state.focused_cell.col
-                    // {
-                    //     cell.selected = true;
-                    // } else {
-                    //     cell.selected = false;
-                    // }
+                if let Some(template) = self
+                    .state
+                    .cells
+                    .get(map_row * self.state.map_width + map_col)
+                {
+                    let mut cell: CellWidget = *template;
+
+                    if map_row == self.state.focused_cell.get_row()
+                        && map_col == self.state.focused_cell.get_col()
+                    {
+                        cell.set_selected(true);
+                    }
 
                     cell.render(*cell_area, buf);
                 }

src/app/widgets/cell.rs

@@ -17,13 +17,21 @@ use ratatui::{
 pub struct CellWidget {
     pub row: usize,
     pub col: usize,
-    pub selected: bool,
+    selected: bool,
     // pub tags: Vec<CellTags>,
 }
 
 impl CellWidget {
-    pub fn new(row: usize, col: usize, selected: bool) -> Self {
-        Self { row, col, selected }
+    pub fn new(row: usize, col: usize) -> Self {
+        Self {
+            row,
+            col,
+            selected: false,
+        }
+    }
+
+    pub fn set_selected(&mut self, selected: bool) {
+        self.selected = selected;
     }
 
     fn col_to_letters(&self) -> String {
@@ -42,7 +50,7 @@ impl CellWidget {
         format!("{}{}", self.col_to_letters(), self.row)
     }
 
-    fn is_selected(&self) -> Color {
+    fn fg_color(&self) -> Color {
         if self.selected {
             Color::Red
         } else {
@@ -58,7 +66,7 @@ impl Widget for CellWidget {
             .block(
                 Block::default()
                     .borders(Borders::ALL)
-                    .style(Style::default().fg(self.is_selected()))
+                    .style(Style::default().fg(self.fg_color()))
                     .title(self.display_coords().green())
                     .padding(Padding {
                         left: 0,