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use std::future::Future;
use std::pin::Pin;
use crossterm::event::{KeyCode, KeyEvent};
use super::super::helpers::{TextEditor, sync_global_settings, wrap_field_picker};
use crate::tui::app::{App, GlobalMode};
use super::OverlayHandler;
pub struct LlamaServerPickerHandler;
impl OverlayHandler for LlamaServerPickerHandler {
fn can_handle(&self, mode: &GlobalMode) -> bool {
matches!(mode, GlobalMode::LlamaServerOptionsPicker { .. })
}
fn handle<'a>(
&'a self,
app: &'a mut App,
key: KeyEvent,
) -> Pin<Box<dyn Future<Output = ()> + Send + 'a>> {
Box::pin(async move {
if let GlobalMode::LlamaServerOptionsPicker {
port,
threads,
threads_batch,
log_level,
webui,
selected_field,
mode_picker_selected,
editing,
edit_buffer,
edit_cursor_pos,
} = &mut app.ui.global_mode
{
match key.code {
KeyCode::Enter => {
if *editing {
if *selected_field == -1 {
if let Ok(p) = edit_buffer.parse::<u16>() {
app.settings.port = p;
port.clone_from(edit_buffer);
}
} else if *selected_field == 0 {
if let Ok(t) = edit_buffer.parse::<u32>() {
app.settings.threads = t.max(1);
*threads = app.settings.threads;
}
} else if *selected_field == 1 {
if let Ok(tb) = edit_buffer.parse::<u32>() {
app.settings.threads_batch = tb.max(1);
*threads_batch = app.settings.threads_batch;
}
}
*editing = false;
sync_global_settings(app);
return;
}
match *selected_field {
-1 => {
edit_buffer.clone_from(port);
*editing = true;
*edit_cursor_pos = edit_buffer.chars().count();
}
0 => {
*edit_buffer = app.settings.threads.to_string();
*editing = true;
*edit_cursor_pos = edit_buffer.chars().count();
}
1 => {
*edit_buffer = app.settings.threads_batch.to_string();
*editing = true;
*edit_cursor_pos = edit_buffer.chars().count();
}
2 => {
let modes = crate::models::ServerMode::all();
*mode_picker_selected = modes
.iter()
.position(|m| *m == app.server_mode)
.unwrap_or(0);
}
3 => {
let levels = ["error", "warn", "info", "trace", "debug"];
if let Some(pos) = levels.iter().position(|l| *l == log_level.as_str())
{
let next = levels[(pos + 1) % levels.len()];
app.config.default.log_level = next.to_string();
log_level.clone_from(&next.to_string());
}
}
4 => {
*webui = !*webui;
app.settings.webui = *webui;
sync_global_settings(app);
}
_ => {}
}
}
KeyCode::Up | KeyCode::Char('k') if !*editing => {
wrap_field_picker(selected_field, -1, 4, true);
}
KeyCode::Down | KeyCode::Char('j') if !*editing => {
wrap_field_picker(selected_field, -1, 4, false);
}
KeyCode::Right | KeyCode::Char('l') if !*editing && *selected_field == 2 => {
let modes = crate::models::ServerMode::all();
*mode_picker_selected = (*mode_picker_selected + 1) % modes.len();
app.server_mode = modes[*mode_picker_selected];
sync_global_settings(app);
}
KeyCode::Left | KeyCode::Char('h') if !*editing && *selected_field == 2 => {
let modes = crate::models::ServerMode::all();
*mode_picker_selected = if *mode_picker_selected == 0 {
modes.len() - 1
} else {
*mode_picker_selected - 1
};
app.server_mode = modes[*mode_picker_selected];
sync_global_settings(app);
}
KeyCode::Esc => {
if *editing {
*editing = false;
edit_buffer.clear();
} else {
app.ui.global_mode = GlobalMode::Normal;
}
}
KeyCode::Char(c) if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.insert_char(c);
}
KeyCode::Backspace if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.backspace();
}
KeyCode::Left if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.move_left();
}
KeyCode::Right if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.move_right();
}
KeyCode::Home if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.home();
}
KeyCode::End if *editing => {
TextEditor {
buffer: edit_buffer,
cursor: edit_cursor_pos,
}
.end();
}
_ => {}
}
}
})
}
}