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use ratatui::{
buffer::Buffer,
style::{Modifier, Style},
};
use super::state::InteractiveState;
use crate::styled_string::TableCell;
impl<'a> InteractiveState<'a> {
/// Render table with unicode borders
pub(super) fn render_table(
&mut self,
header: Option<&[TableCell<'a>]>,
rows: &[Vec<TableCell<'a>>],
buf: &mut Buffer,
) {
if rows.is_empty() && header.is_none() {
return;
}
let border_style = self.theme.muted_style;
// Calculate column widths based on content
let num_cols = header
.map(|h| h.len())
.or_else(|| rows.first().map(|r| r.len()))
.unwrap_or(0);
if num_cols == 0 {
return;
}
let mut col_widths = vec![0usize; num_cols];
// Measure header widths
if let Some(header_cells) = header {
for (col_idx, cell) in header_cells.iter().enumerate() {
let width = cell.spans.iter().map(|s| s.text.len()).sum::<usize>();
col_widths[col_idx] = col_widths[col_idx].max(width);
}
}
// Measure row widths
for row_cells in rows {
for (col_idx, cell) in row_cells.iter().enumerate() {
if col_idx < num_cols {
let width = cell.spans.iter().map(|s| s.text.len()).sum::<usize>();
col_widths[col_idx] = col_widths[col_idx].max(width);
}
}
}
// Cap column widths to reasonable sizes and calculate total width
let max_col_width = 40;
for width in &mut col_widths {
*width = (*width).min(max_col_width);
}
// Top border: ┏━━━━━┳━━━━━┓
if self.layout.pos.y >= self.viewport.scroll_offset
&& self.layout.pos.y < self.viewport.scroll_offset + self.layout.area.height
{
let mut col_pos = self.layout.indent;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┏",
self.layout.area,
border_style,
);
col_pos += 1;
for (idx, &width) in col_widths.iter().enumerate() {
for _ in 0..width {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"━",
self.layout.area,
border_style,
);
col_pos += 1;
}
if idx < col_widths.len() - 1 {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┳",
self.layout.area,
border_style,
);
col_pos += 1;
}
}
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┓",
self.layout.area,
border_style,
);
}
self.layout.pos.y += 1;
// Render header if present
if let Some(header_cells) = header {
if self.layout.pos.y >= self.viewport.scroll_offset
&& self.layout.pos.y < self.viewport.scroll_offset + self.layout.area.height
{
let mut col_pos = self.layout.indent;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┃",
self.layout.area,
border_style,
);
col_pos += 1;
for (col_idx, cell) in header_cells.iter().enumerate() {
// Render cell content (bold for headers)
let mut cell_col = col_pos;
for span in &cell.spans {
let span_text = if span.text.len() > col_widths[col_idx] {
&span.text[..col_widths[col_idx]]
} else {
&span.text
};
let mut style = self.style(span.style);
style = style.add_modifier(Modifier::BOLD);
self.write_text(
buf,
self.layout.pos.y,
cell_col,
span_text,
self.layout.area,
style,
);
cell_col += span_text.len() as u16;
}
// Pad to column width
while cell_col < col_pos + col_widths[col_idx] as u16 {
self.write_text(
buf,
self.layout.pos.y,
cell_col,
" ",
self.layout.area,
Style::default(),
);
cell_col += 1;
}
col_pos = cell_col;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┃",
self.layout.area,
border_style,
);
col_pos += 1;
}
}
self.layout.pos.y += 1;
// Header separator: ┣━━━━━╋━━━━━┫
if self.layout.pos.y >= self.viewport.scroll_offset
&& self.layout.pos.y < self.viewport.scroll_offset + self.layout.area.height
{
let mut col_pos = self.layout.indent;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┣",
self.layout.area,
border_style,
);
col_pos += 1;
for (idx, &width) in col_widths.iter().enumerate() {
for _ in 0..width {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"━",
self.layout.area,
border_style,
);
col_pos += 1;
}
if idx < col_widths.len() - 1 {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"╋",
self.layout.area,
border_style,
);
col_pos += 1;
}
}
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┫",
self.layout.area,
border_style,
);
}
self.layout.pos.y += 1;
}
// Render rows
for row_cells in rows.iter() {
if self.layout.pos.y >= self.viewport.scroll_offset
&& self.layout.pos.y < self.viewport.scroll_offset + self.layout.area.height
{
let mut col_pos = self.layout.indent;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┃",
self.layout.area,
border_style,
);
col_pos += 1;
for (col_idx, cell) in row_cells.iter().enumerate() {
if col_idx >= num_cols {
break;
}
// Render cell content
let mut cell_col = col_pos;
for span in &cell.spans {
let span_text = if span.text.len() > col_widths[col_idx] {
&span.text[..col_widths[col_idx]]
} else {
&span.text
};
let style = self.style(span.style);
self.write_text(
buf,
self.layout.pos.y,
cell_col,
span_text,
self.layout.area,
style,
);
cell_col += span_text.len() as u16;
}
// Pad to column width
while cell_col < col_pos + col_widths[col_idx] as u16 {
self.write_text(
buf,
self.layout.pos.y,
cell_col,
" ",
self.layout.area,
Style::default(),
);
cell_col += 1;
}
col_pos = cell_col;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┃",
self.layout.area,
border_style,
);
col_pos += 1;
}
}
self.layout.pos.y += 1;
}
// Bottom border: ┗━━━━━┻━━━━━┛
if self.layout.pos.y >= self.viewport.scroll_offset
&& self.layout.pos.y < self.viewport.scroll_offset + self.layout.area.height
{
let mut col_pos = self.layout.indent;
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┗",
self.layout.area,
border_style,
);
col_pos += 1;
for (idx, &width) in col_widths.iter().enumerate() {
for _ in 0..width {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"━",
self.layout.area,
border_style,
);
col_pos += 1;
}
if idx < col_widths.len() - 1 {
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┻",
self.layout.area,
border_style,
);
col_pos += 1;
}
}
self.write_text(
buf,
self.layout.pos.y,
col_pos,
"┛",
self.layout.area,
border_style,
);
}
}
}