use ratatui::Frame;
use ratatui::layout::{Constraint, Direction, Layout, Rect};
use ratatui::style::{Modifier, Style};
use ratatui::text::{Line, Span};
use ratatui::widgets::{Block, Borders, Clear, List, ListItem, ListState, Paragraph};
use crate::core::models::ConnectionConfig;
use crate::ui::state::ConnectionFormState;
use crate::ui::theme::Theme;
pub fn render(
frame: &mut Frame,
form: &ConnectionFormState,
saved: &[ConnectionConfig],
theme: &Theme,
) {
if form.show_saved_list {
render_saved_list(frame, form, saved, theme);
} else {
render_form(frame, form, theme);
}
}
fn render_saved_list(
frame: &mut Frame,
form: &ConnectionFormState,
saved: &[ConnectionConfig],
theme: &Theme,
) {
let area = frame.area();
let height = (saved.len() as u16 + 7).min(area.height - 4).max(10);
let dialog = centered_rect(55, height, area);
frame.render_widget(Clear, dialog);
let block = Block::default()
.title(" Saved Connections ")
.borders(Borders::ALL)
.border_style(Style::default().fg(theme.accent))
.style(Style::default().bg(theme.dialog_bg));
let inner = block.inner(dialog);
frame.render_widget(block, dialog);
let chunks = Layout::default()
.direction(Direction::Vertical)
.constraints([Constraint::Min(3), Constraint::Length(2)])
.split(inner);
let mut items: Vec<ListItem> = saved
.iter()
.map(|config| {
let db_icon = match config.db_type {
crate::core::models::DatabaseType::Oracle => "O",
crate::core::models::DatabaseType::PostgreSQL => "P",
crate::core::models::DatabaseType::MySQL => "M",
};
let db_color = match config.db_type {
crate::core::models::DatabaseType::Oracle => theme.tree_package,
crate::core::models::DatabaseType::PostgreSQL => theme.tree_view,
crate::core::models::DatabaseType::MySQL => theme.tree_table,
};
ListItem::new(Line::from(vec![
Span::raw(" "),
Span::styled(
db_icon,
Style::default().fg(db_color).add_modifier(Modifier::BOLD),
),
Span::raw(" "),
Span::styled(
config.name.as_str(),
Style::default()
.fg(theme.topbar_fg)
.add_modifier(Modifier::BOLD),
),
Span::styled(
format!(" {}@{}", config.username, config.host),
Style::default().fg(theme.dim),
),
]))
})
.collect();
items.push(ListItem::new(Line::from(vec![
Span::raw(" "),
Span::styled(
"+",
Style::default()
.fg(theme.conn_connected)
.add_modifier(Modifier::BOLD),
),
Span::raw(" "),
Span::styled(
"New Connection...",
Style::default()
.fg(theme.conn_connected)
.add_modifier(Modifier::BOLD),
),
])));
let mut list_state = ListState::default();
list_state.select(Some(form.saved_cursor));
let list = List::new(items)
.highlight_style(
Style::default()
.bg(theme.tree_selected_bg)
.fg(theme.tree_selected_fg)
.add_modifier(Modifier::BOLD),
)
.highlight_symbol("▸ ");
frame.render_stateful_widget(list, chunks[0], &mut list_state);
let hints = Line::from(vec![
Span::raw(" "),
Span::styled(
" Enter ",
Style::default()
.bg(theme.conn_connected)
.fg(theme.dialog_bg)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Connect ", Style::default().fg(theme.dim)),
Span::styled(
" n ",
Style::default()
.bg(theme.dim)
.fg(theme.dialog_bg)
.add_modifier(Modifier::BOLD),
),
Span::styled(" New ", Style::default().fg(theme.dim)),
Span::styled(
" d ",
Style::default()
.bg(theme.error_fg)
.fg(theme.dialog_bg)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Delete ", Style::default().fg(theme.dim)),
Span::styled(
" Esc ",
Style::default()
.bg(theme.dim)
.fg(theme.dialog_bg)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Cancel", Style::default().fg(theme.dim)),
]);
frame.render_widget(Paragraph::new(hints), chunks[1]);
}
fn render_form(frame: &mut Frame, form: &ConnectionFormState, theme: &Theme) {
let area = frame.area();
let dialog = centered_rect(58, 22, area);
frame.render_widget(Clear, dialog);
let title = if form.read_only {
" Connection Info [READ ONLY] "
} else if form.connecting {
" Connecting... "
} else if form.editing_name.is_some() {
" Edit Connection "
} else {
" New Connection "
};
let block = Block::default()
.title(title)
.borders(Borders::ALL)
.border_style(Style::default().fg(theme.accent))
.style(Style::default().bg(theme.dialog_bg));
let inner = block.inner(dialog);
frame.render_widget(block, dialog);
let fields = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Length(2),
Constraint::Min(2),
])
.split(inner);
let field_names = [
"Name", "Type", "Host", "Port", "Username", "Password", "Database", "Group",
];
let password_display = if form.password_visible {
form.password.clone()
} else {
"*".repeat(form.password.len())
};
let field_values = [
form.name.as_str(),
form.db_type_label(),
form.host.as_str(),
form.port.as_str(),
form.username.as_str(),
&password_display,
form.database.as_str(),
form.group.as_str(),
];
for (i, (name, value)) in field_names.iter().zip(field_values.iter()).enumerate() {
let is_selected = i == form.selected_field;
let label_color = if is_selected {
theme.dialog_field_active
} else {
theme.dialog_field_inactive
};
let label_style = Style::default()
.fg(label_color)
.add_modifier(if is_selected {
Modifier::BOLD
} else {
Modifier::empty()
});
let value_str = if is_selected {
format!(" {value}█")
} else {
format!(" {value}")
};
let bracket_style = if is_selected {
Style::default().fg(theme.accent)
} else {
Style::default().fg(theme.dim)
};
let pw_hint = if i == 5 {
let vis_label = if form.password_visible {
"hide"
} else {
"show"
};
Span::styled(format!(" [C-p]{vis_label}"), Style::default().fg(theme.dim))
} else if i == 1 {
Span::styled(" [C-t]switch", Style::default().fg(theme.dim))
} else if i == 7 {
Span::styled(" [C-g]switch", Style::default().fg(theme.dim))
} else {
Span::raw("")
};
let line = Line::from(vec![
Span::styled(format!(" {name:<10}"), label_style),
Span::styled("[", bracket_style),
Span::styled(value_str, Style::default().fg(theme.topbar_fg)),
Span::styled("]", bracket_style),
pw_hint,
]);
frame.render_widget(Paragraph::new(line), fields[i]);
}
let bottom = fields[8];
let mut bottom_lines = vec![];
if !form.error_message.is_empty() {
bottom_lines.push(Line::from(vec![
Span::raw(" "),
Span::styled(
format!(" {} ", form.error_message),
Style::default().fg(theme.error_fg).bg(theme.error_bg),
),
]));
}
if form.connecting {
bottom_lines.push(Line::from(Span::styled(
" Connecting...",
Style::default()
.fg(theme.conn_connecting)
.add_modifier(Modifier::BOLD),
)));
} else {
bottom_lines.push(Line::from(vec![
Span::raw(" "),
Span::styled(
" Enter ",
Style::default()
.fg(theme.dialog_bg)
.bg(theme.conn_connected)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Connect ", Style::default().fg(theme.dim)),
Span::styled(
" Esc ",
Style::default()
.fg(theme.dialog_bg)
.bg(theme.dim)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Cancel ", Style::default().fg(theme.dim)),
Span::styled(
" Tab ",
Style::default()
.fg(theme.dialog_bg)
.bg(theme.dim)
.add_modifier(Modifier::BOLD),
),
Span::styled(" Next", Style::default().fg(theme.dim)),
]));
}
frame.render_widget(Paragraph::new(bottom_lines), bottom);
}
fn centered_rect(width: u16, height: u16, area: Rect) -> Rect {
let x = area.x + (area.width.saturating_sub(width)) / 2;
let y = area.y + (area.height.saturating_sub(height)) / 2;
Rect::new(x, y, width.min(area.width), height.min(area.height))
}