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//! Session table component with sorting
use crate::api::SessionData;
use leptos::prelude::*;
/// Sort column
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum SortColumn {
Date,
Project,
Model,
Messages,
Tokens,
Cost,
}
/// Sort direction
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum SortDirection {
Asc,
Desc,
}
/// Get CSS class for cost cell based on threshold
fn cost_color_class(cost: f64) -> &'static str {
if cost >= 10.0 {
"cost-high" // Red
} else if cost >= 1.0 {
"cost-medium" // Yellow
} else {
"cost-low" // Green
}
}
/// Session table component
#[component]
pub fn SessionTable(
sessions: Signal<Option<Vec<SessionData>>>,
on_row_click: WriteSignal<Option<SessionData>>,
) -> impl IntoView {
let (sort_column, set_sort_column) = signal(SortColumn::Date);
let (sort_direction, set_sort_direction) = signal(SortDirection::Desc);
let (current_page, set_current_page) = signal(0_usize);
let page_size = 20;
// Sort sessions
let sorted_sessions = Memo::new(move |_| {
sessions.get().map(|mut sessions| {
match sort_column.get() {
SortColumn::Date => {
sessions.sort_by(|a, b| {
let cmp = a.date.cmp(&b.date);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
SortColumn::Project => {
sessions.sort_by(|a, b| {
let cmp = a.project.cmp(&b.project);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
SortColumn::Model => {
sessions.sort_by(|a, b| {
let cmp = a.model.cmp(&b.model);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
SortColumn::Messages => {
sessions.sort_by(|a, b| {
let cmp = a.messages.cmp(&b.messages);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
SortColumn::Tokens => {
sessions.sort_by(|a, b| {
let cmp = a.tokens.cmp(&b.tokens);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
SortColumn::Cost => {
sessions.sort_by(|a, b| {
let cmp = a
.cost
.partial_cmp(&b.cost)
.unwrap_or(std::cmp::Ordering::Equal);
if sort_direction.get() == SortDirection::Asc {
cmp
} else {
cmp.reverse()
}
});
}
}
sessions
})
});
// Paginate sessions
let paginated_sessions = Memo::new(move |_| {
sorted_sessions.get().map(|sessions| {
let start = current_page.get() * page_size;
let end = (start + page_size).min(sessions.len());
sessions[start..end].to_vec()
})
});
let total_count = Memo::new(move |_| sorted_sessions.get().map(|s| s.len()).unwrap_or(0));
let total_pages = Memo::new(move |_| total_count.get().div_ceil(page_size));
let toggle_sort = move |column: SortColumn| {
if sort_column.get() == column {
// Toggle direction
set_sort_direction.set(if sort_direction.get() == SortDirection::Asc {
SortDirection::Desc
} else {
SortDirection::Asc
});
} else {
// New column, default to descending
set_sort_column.set(column);
set_sort_direction.set(SortDirection::Desc);
}
// Reset to first page
set_current_page.set(0);
};
let sort_indicator = move |column: SortColumn| {
if sort_column.get() == column {
if sort_direction.get() == SortDirection::Asc {
" ▲"
} else {
" ▼"
}
} else {
""
}
};
view! {
<div class="session-table-container">
<div class="table-stats">
{move || {
let count = total_count.get();
let start = current_page.get() * page_size + 1;
let end = ((current_page.get() + 1) * page_size).min(count);
format!("Showing {} - {} of {} sessions", start, end, count)
}}
</div>
<table class="session-table">
<thead>
<tr>
<th on:click=move |_| toggle_sort(SortColumn::Date)>
{"Date"}{move || sort_indicator(SortColumn::Date)}
</th>
<th on:click=move |_| toggle_sort(SortColumn::Project)>
{"Project"}{move || sort_indicator(SortColumn::Project)}
</th>
<th on:click=move |_| toggle_sort(SortColumn::Model)>
{"Model"}{move || sort_indicator(SortColumn::Model)}
</th>
<th on:click=move |_| toggle_sort(SortColumn::Messages)>
{"Messages"}{move || sort_indicator(SortColumn::Messages)}
</th>
<th on:click=move |_| toggle_sort(SortColumn::Tokens)>
{"Tokens"}{move || sort_indicator(SortColumn::Tokens)}
</th>
<th on:click=move |_| toggle_sort(SortColumn::Cost)>
{"Cost"}{move || sort_indicator(SortColumn::Cost)}
</th>
<th>{"Status"}</th>
</tr>
</thead>
<tbody>
{move || {
paginated_sessions
.get()
.map(|sessions| {
sessions
.into_iter()
.map(|session| {
let session_clone = session.clone();
view! {
<tr
class="session-row"
on:click=move |_| {
on_row_click.set(Some(session_clone.clone()))
}
>
<td>{format_date(&session.date)}</td>
<td>{session.project.clone()}</td>
<td>{format_model(&session.model)}</td>
<td>{session.messages.to_string()}</td>
<td>{format_tokens(session.tokens)}</td>
<td class={cost_color_class(session.cost)}>
{format!("${:.4}", session.cost)}
</td>
<td>
<span class="badge badge-success">
{session.status.clone()}
</span>
</td>
</tr>
}
})
.collect_view()
})
}}
</tbody>
</table>
<div class="pagination">
<button
class="btn btn-secondary"
disabled=move || current_page.get() == 0
on:click=move |_| set_current_page.update(|p| *p = p.saturating_sub(1))
>
{"← Previous"}
</button>
<span class="pagination-info">
{move || format!("Page {} of {}", current_page.get() + 1, total_pages.get())}
</span>
<button
class="btn btn-secondary"
disabled=move || current_page.get() >= total_pages.get() - 1
on:click=move |_| {
if current_page.get() < total_pages.get() - 1 {
set_current_page.update(|p| *p += 1)
}
}
>
{"Next →"}
</button>
</div>
</div>
}
}
fn format_date(date: &Option<String>) -> String {
date.as_ref()
.and_then(|d| {
chrono::DateTime::parse_from_rfc3339(d)
.ok()
.map(|dt| dt.format("%Y-%m-%d %H:%M").to_string())
})
.unwrap_or_else(|| "Unknown".to_string())
}
fn format_model(model: &str) -> String {
if model.contains("sonnet") {
"Sonnet 4.5".to_string()
} else if model.contains("opus") {
"Opus 4".to_string()
} else if model.contains("haiku") {
"Haiku 4".to_string()
} else {
model.to_string()
}
}
fn format_tokens(tokens: u64) -> String {
if tokens >= 1_000_000 {
format!("{:.1}M", tokens as f64 / 1_000_000.0)
} else if tokens >= 1_000 {
format!("{:.1}K", tokens as f64 / 1_000.0)
} else {
tokens.to_string()
}
}