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use std::future::Future;
use std::pin::Pin;
use crossterm::event::{KeyCode, KeyEvent};
use reqwest;
use super::super::helpers::{TextEditor, sync_global_settings};
use crate::tui::app::{App, GlobalMode, WebSearchCheckStatus};
use super::OverlayHandler;
pub struct WebSearchPickerHandler;
impl OverlayHandler for WebSearchPickerHandler {
fn can_handle(&self, mode: &GlobalMode) -> bool {
matches!(mode, GlobalMode::WebSearchPicker { .. })
}
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::WebSearchPicker {
enabled,
engine,
engine_url,
api_key,
selected_field,
engine_picker_selected,
editing,
edit_buffer,
edit_cursor_pos,
check_status,
} = &mut app.ui.global_mode
{
// ── Engine sub-picker ──────────────────────────────────
if *selected_field < -1 {
let engines = ["searxng"];
match key.code {
KeyCode::Enter | KeyCode::Char(' ') => {
if *engine_picker_selected < engines.len() {
let chosen = engines[*engine_picker_selected].to_string();
*engine = chosen.clone();
app.config.default.web_search_engine = chosen;
let _ = app.config.save();
}
*selected_field = 0;
}
KeyCode::Up | KeyCode::Char('k') => {
*engine_picker_selected = engine_picker_selected.saturating_sub(1);
}
KeyCode::Down | KeyCode::Char('j') => {
*engine_picker_selected = (*engine_picker_selected + 1).min(engines.len() - 1);
}
KeyCode::Char(c) if c.is_ascii_digit() => {
let idx = c.to_digit(10).unwrap() as usize;
if idx < engines.len() {
*engine_picker_selected = idx;
}
}
KeyCode::Esc => {
*selected_field = 0;
}
_ => {}
}
return;
}
match key.code {
// ── Main picker Enter ──────────────────────────────
KeyCode::Enter => {
if *editing {
// Commit text edit
if *selected_field == 1 {
app.config.default.web_search_engine_url = edit_buffer.clone();
engine_url.clone_from(edit_buffer);
}
if *selected_field == 2 {
app.config.default.web_search_api_key = if edit_buffer.is_empty() {
None
} else {
Some(edit_buffer.clone())
};
*api_key = if edit_buffer.is_empty() {
None
} else {
Some(edit_buffer.clone())
};
}
*editing = false;
sync_global_settings(app);
return;
}
match *selected_field {
-1 => {
// Toggle enabled
*enabled = !*enabled;
app.config.default.web_search_enabled = *enabled;
if *enabled && !engine_url.is_empty() {
let engine = engine.clone();
let engine_url = engine_url.clone();
let api_key = api_key.clone();
*check_status = Some(WebSearchCheckStatus::Checking);
app.ui.needs_redraw = true;
let handle = tokio::spawn(async move {
check_web_search_health(&engine, &engine_url, api_key.as_deref().unwrap_or("")).await
});
app.pending.web_search_check_handle = Some(handle);
} else if *enabled {
*check_status = None;
}
}
0 => {
// Open engine picker
let current = engine.as_str();
let engines = ["searxng"];
*engine_picker_selected = engines.iter().position(|e| *e == current).unwrap_or(0);
*selected_field = -2; // sentinel for engine picker
}
1 => {
// Edit URL
edit_buffer.clone_from(engine_url);
*editing = true;
*edit_cursor_pos = edit_buffer.chars().count();
*check_status = None;
}
2 => {
// Edit API key
edit_buffer.clear();
if let Some(ref key) = *api_key {
edit_buffer.push_str(key);
}
*editing = true;
*edit_cursor_pos = edit_buffer.chars().count();
*check_status = None;
}
_ => {}
}
sync_global_settings(app);
}
// ── Navigation ─────────────────────────────────────
KeyCode::Up | KeyCode::Char('k') => {
if !*editing {
*selected_field = if *selected_field <= -1 {
2
} else {
*selected_field - 1
};
}
}
KeyCode::Down | KeyCode::Char('j') => {
if !*editing {
*selected_field = if *selected_field >= 2 {
-1
} else {
*selected_field + 1
};
}
}
// ── Esc ────────────────────────────────────────────
KeyCode::Esc => {
if *editing {
*editing = false;
edit_buffer.clear();
} else {
app.ui.global_mode = GlobalMode::Normal;
}
}
// ── Text editing ───────────────────────────────────
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();
}
// ── Manual check ───────────────────────────────────
KeyCode::Char('c') if !*editing => {
if *selected_field == -1 && *enabled && !engine_url.is_empty() {
let engine = engine.clone();
let engine_url = engine_url.clone();
let api_key = api_key.clone();
*check_status = Some(WebSearchCheckStatus::Checking);
app.ui.needs_redraw = true;
let handle = tokio::spawn(async move {
check_web_search_health(&engine, &engine_url, api_key.as_deref().unwrap_or("")).await
});
app.pending.web_search_check_handle = Some(handle);
}
}
_ => {}
}
}
})
}
}
pub async fn check_web_search_health(_engine: &str, engine_url: &str, api_key: &str) -> Result<(), String> {
let client = reqwest::Client::new();
let url = format!(
"{}/search?q=test&format=json",
engine_url.trim_end_matches('/')
);
let mut request = client
.get(&url)
.header(
"User-Agent",
"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
)
.timeout(std::time::Duration::from_secs(10));
if !api_key.is_empty() {
request = request.header("Authorization", format!("Bearer {}", api_key));
}
let response = request.send().await.map_err(|e| format!("Connection failed: {}", e))?;
if !response.status().is_success() {
return Err(format!("HTTP {}: {}", response.status(), response.status().canonical_reason().unwrap_or("Unknown")));
}
let body = response.text().await.map_err(|e| format!("Failed to read response: {}", e))?;
match body.parse::<serde_json::Value>() {
Ok(_) => Ok(()),
Err(e) => Err(format!("Invalid JSON response: {}", e)),
}
}