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* Sessions activity monitor — a live, environment-grouped table of every
* session (task-bound and ad-hoc).
*
* This is the discovery surface for sessions that aren't reachable through the
* Tasks tree: ad-hoc `grackle spawn`s, debug sessions, and superseded task
* attempts. Sessions are grouped under their host environment (the one field
* every session always has), with the owning task surfaced as a link when
* present and an `ad-hoc` marker otherwise.
*
* Pure presentational component — no `useGrackle()`. All branchy view logic
* lives in {@link ./sessionsView.js}.
*/
import { useMemo, useState, type JSX } from "react";
import { AnimatePresence, motion } from "motion/react";
import { ChevronDown, ChevronRight, ClipboardList, Monitor, Search, Terminal } from "lucide-react";
import type { Environment, PersonaData, Session, TaskData } from "../../hooks/types.js";
import { ICON_SM } from "../../utils/iconSize.js";
import { formatCost, formatTokens } from "../../utils/format.js";
import { formatRelativeTime } from "../../utils/time.js";
import {
buildStatusChips,
describeSessionStatus,
filterSessions,
groupSessionsByEnvironment,
type SessionGroup,
type StatusFilter,
} from "./sessionsView.js";
import styles from "./SessionsTable.module.scss";
/** Props for {@link SessionsTable}. */
export interface SessionsTableProps {
/** All sessions to display (task-bound and ad-hoc). */
sessions: Session[];
/** Environments, for group headers and name resolution. */
environments: Environment[];
/** Tasks, for resolving task titles on the task chip (optional). */
tasks?: TaskData[];
/** Personas, for resolving persona names (optional). */
personas?: PersonaData[];
/** Called when a session row is activated. */
onOpenSession: (sessionId: string) => void;
/** Called when a session's task chip is activated. */
onOpenTask: (taskId: string) => void;
}
/** Entrance/exit animation timing for collapsing a group (seconds). */
const COLLAPSE_DURATION_S: number = 0.18;
/** A single session row. */
function SessionRow({
session,
taskTitle,
personaName,
onOpenSession,
onOpenTask,
}: {
session: Session;
taskTitle: string | undefined;
personaName: string | undefined;
onOpenSession: (sessionId: string) => void;
onOpenTask: (taskId: string) => void;
}): JSX.Element {
const status = describeSessionStatus(session);
const totalTokens = (session.inputTokens ?? 0) + (session.outputTokens ?? 0);
const cost = session.costMillicents ?? 0;
// Bind to a const so TypeScript narrows it to `string` inside the branch
// below (a property access would not narrow within the onClick closure).
const taskId = session.taskId;
// The clickable session area and the task-association control are siblings,
// not nested, so each is an independent, keyboard-accessible <button> (no
// invalid nested-interactive ARIA, no key-event double-firing between them).
return (
<li
className={styles.row}
data-status-tone={status.tone}
data-testid={`session-row-${session.id}`}
>
<button
type="button"
className={styles.rowButton}
aria-label={`Open session: ${session.prompt || session.id}`}
onClick={() => onOpenSession(session.id)}
data-testid={`session-open-${session.id}`}
>
<span className={styles.statusDot} data-tone={status.tone} aria-hidden="true" />
<div className={styles.rowContent}>
<div className={styles.promptLine}>
<span className={styles.prompt}>
{session.prompt || <span className={styles.promptEmpty}>(no prompt)</span>}
</span>
</div>
<div className={styles.meta}>
<span className={styles.statusLabel} data-tone={status.tone}>
{status.label}
</span>
<span className={styles.runtimeBadge}>{session.runtime || "unknown"}</span>
{personaName !== undefined && (
<span className={styles.personaBadge} data-testid={`session-persona-${session.id}`}>
{personaName}
</span>
)}
<span className={styles.time}>{formatRelativeTime(session.startedAt)}</span>
{totalTokens > 0 && (
<span className={styles.tokens}>{formatTokens(totalTokens)} tok</span>
)}
{cost > 0 && <span className={styles.cost}>{formatCost(cost)}</span>}
</div>
</div>
</button>
<div className={styles.association}>
{taskId ? (
<button
type="button"
className={styles.taskChip}
title={taskTitle ?? taskId}
onClick={() => onOpenTask(taskId)}
data-testid={`session-task-${session.id}`}
>
<ClipboardList size={ICON_SM} aria-hidden="true" />
<span className={styles.taskChipLabel}>{taskTitle ?? taskId}</span>
</button>
) : (
<span className={styles.adHocChip} data-testid={`session-adhoc-${session.id}`}>
<Terminal size={ICON_SM} aria-hidden="true" />
ad-hoc
</span>
)}
</div>
</li>
);
}
/** A collapsible environment group of sessions. */
function EnvironmentGroup({
group,
collapsed,
onToggle,
taskTitleById,
personaNameById,
onOpenSession,
onOpenTask,
}: {
group: SessionGroup;
collapsed: boolean;
onToggle: (environmentId: string) => void;
taskTitleById: Map<string, string>;
personaNameById: Map<string, string>;
onOpenSession: (sessionId: string) => void;
onOpenTask: (taskId: string) => void;
}): JSX.Element {
const { environment, environmentId } = group;
const name = environment?.displayName ?? environmentId;
return (
<section className={styles.group} data-testid={`session-group-${environmentId}`}>
<button
type="button"
className={styles.groupHeader}
aria-expanded={!collapsed}
onClick={() => onToggle(environmentId)}
data-testid={`session-group-toggle-${environmentId}`}
>
{collapsed ? (
<ChevronRight size={ICON_SM} aria-hidden="true" />
) : (
<ChevronDown size={ICON_SM} aria-hidden="true" />
)}
<Monitor size={ICON_SM} className={styles.groupIcon} aria-hidden="true" />
<span className={styles.groupName}>{name}</span>
{environment !== undefined ? (
<span
className={styles.envStatusDot}
data-status={environment.status}
aria-hidden="true"
/>
) : (
<span className={styles.missingEnv}>missing</span>
)}
<span className={styles.groupSpacer} />
{group.activeCount > 0 && (
<span className={styles.activePill} data-testid={`session-group-active-${environmentId}`}>
{group.activeCount} active
</span>
)}
<span className={styles.countBadge}>{group.sessions.length}</span>
</button>
<AnimatePresence initial={false}>
{!collapsed && (
<motion.ul
className={styles.rows}
initial={{ height: 0, opacity: 0 }}
animate={{ height: "auto", opacity: 1 }}
exit={{ height: 0, opacity: 0 }}
transition={{ duration: COLLAPSE_DURATION_S, ease: [0.16, 1, 0.3, 1] }}
>
{group.sessions.map((session) => (
<SessionRow
key={session.id}
session={session}
taskTitle={session.taskId ? taskTitleById.get(session.taskId) : undefined}
personaName={session.personaId ? personaNameById.get(session.personaId) : undefined}
onOpenSession={onOpenSession}
onOpenTask={onOpenTask}
/>
))}
</motion.ul>
)}
</AnimatePresence>
</section>
);
}
/**
* The Sessions activity monitor: a searchable, status-filterable, environment-
* grouped table of all sessions. Updates live as the parent's session list
* changes (statuses flow in through the sessions domain hook).
*/
export function SessionsTable({
sessions,
environments,
tasks,
personas,
onOpenSession,
onOpenTask,
}: SessionsTableProps): JSX.Element {
const [statusFilter, setStatusFilter] = useState<StatusFilter>("all");
const [query, setQuery] = useState("");
const [collapsed, setCollapsed] = useState<ReadonlySet<string>>(new Set());
const environmentNameById = useMemo(
() => new Map(environments.map((e) => [e.id, e.displayName])),
[environments],
);
const taskTitleById = useMemo(() => new Map((tasks ?? []).map((t) => [t.id, t.title])), [tasks]);
const personaNameById = useMemo(
() => new Map((personas ?? []).map((p) => [p.id, p.name])),
[personas],
);
// Chips reflect the full set; filtering narrows what's shown below.
const chips = useMemo(() => buildStatusChips(sessions), [sessions]);
const filtered = useMemo(
() => filterSessions(sessions, statusFilter, query, environmentNameById),
[sessions, statusFilter, query, environmentNameById],
);
const groups = useMemo(
() => groupSessionsByEnvironment(filtered, environments),
[filtered, environments],
);
const toggleGroup = (environmentId: string): void => {
setCollapsed((prev) => {
const next = new Set(prev);
Iif (next.has(environmentId)) {
next.delete(environmentId);
} else {
next.add(environmentId);
}
return next;
});
};
return (
<div className={styles.container} data-testid="sessions-table">
<div className={styles.toolbar}>
<div className={styles.chips} role="group" aria-label="Filter by status">
{chips.map((chip) => (
<button
key={chip.value}
type="button"
className={`${styles.chip} ${statusFilter === chip.value ? styles.chipActive : ""}`}
data-tone={chip.value === "all" ? undefined : chip.value}
aria-pressed={statusFilter === chip.value}
onClick={() => setStatusFilter(chip.value)}
data-testid={`session-filter-${chip.value}`}
>
{chip.label}
<span className={styles.chipCount}>{chip.count}</span>
</button>
))}
</div>
<div className={styles.search}>
<Search size={ICON_SM} className={styles.searchIcon} aria-hidden="true" />
<input
type="text"
className={styles.searchInput}
placeholder="Search sessions..."
value={query}
onChange={(e) => setQuery(e.target.value)}
aria-label="Search sessions"
data-testid="sessions-search"
/>
</div>
</div>
{groups.length === 0 ? (
<div className={styles.empty} data-testid="sessions-empty">
<Terminal size={32} aria-hidden="true" />
<p className={styles.emptyTitle}>
{sessions.length === 0 ? "No sessions yet" : "No matching sessions"}
</p>
<p className={styles.emptyHint}>
{sessions.length === 0
? "Spawn an agent or start a task and it will show up here."
: "Try a different status filter or search term."}
</p>
</div>
) : (
<div className={styles.scroll}>
{groups.map((group) => (
<EnvironmentGroup
key={group.environmentId}
group={group}
collapsed={collapsed.has(group.environmentId)}
onToggle={toggleGroup}
taskTitleById={taskTitleById}
personaNameById={personaNameById}
onOpenSession={onOpenSession}
onOpenTask={onOpenTask}
/>
))}
</div>
)}
</div>
);
}
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