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<script lang="ts">
import { untrack } from "svelte";
import {
DEFAULT_COOLDOWN_MS,
parseCooldownInput,
parseLimitInput,
statusLabel,
type Badge,
type ConcurrencyLimitView,
type ConcurrencyStatusView,
} from "../logic/view-model";
import type {
DeleteConcurrencyLimit,
SaveConcurrencyCooldown,
SaveConcurrencyLimit,
} from "../logic/types";
let {
limit,
status,
save,
saveCooldown,
remove,
}: {
/** The configured limit row (providerId + current limit). */
limit: ConcurrencyLimitView;
/** The provider's live status view (in-flight/queue/badge), or null when no
* status entry exists yet. Drives the status line + seeds the cooldown input. */
status: ConcurrencyStatusView | null;
save: SaveConcurrencyLimit;
saveCooldown: SaveConcurrencyCooldown;
remove: DeleteConcurrencyLimit;
} = $props();
// The badge→color map (presentational). Mirrors the old status-card mapping.
const badgeClass: Record<Badge, string> = {
success: "badge-success",
warning: "badge-warning",
error: "badge-error",
neutral: "badge-ghost",
};
// The cooldown input seed: the live cooldown when a status entry exists, else
// the server default (350).
const cooldownMs = $derived(status?.cooldownMs ?? DEFAULT_COOLDOWN_MS);
// Inline-edit state for the limit + cooldown inputs. Each is seeded from its
// canonical value, but only while untouched — so a save echo / status-poll
// refresh re-syncs without clobbering an in-flight edit. Mirrors the
// ChatLimitField seed pattern (avoids reading the prop in the $state init).
let limitDraft = $state("");
let lastLimitSeed = $state("");
let cooldownDraft = $state("");
let lastCooldownSeed = $state("");
let saving = $state(false);
let removing = $state(false);
let error = $state<string | null>(null);
/** Brief "Saved" confirmation after a successful save; cleared on edit. */
let justSaved = $state(false);
$effect(() => {
const incomingLimit = String(limit.limit);
const incomingCooldown = String(cooldownMs);
untrack(() => {
if (limitDraft === lastLimitSeed) limitDraft = incomingLimit;
lastLimitSeed = incomingLimit;
if (cooldownDraft === lastCooldownSeed) cooldownDraft = incomingCooldown;
lastCooldownSeed = incomingCooldown;
});
});
const parsedLimit = $derived(parseLimitInput(limitDraft));
const parsedCooldown = $derived(parseCooldownInput(cooldownDraft));
const dirtyLimit = $derived(parsedLimit !== null && parsedLimit !== limit.limit);
const dirtyCooldown = $derived(parsedCooldown !== null && parsedCooldown !== cooldownMs);
const dirty = $derived(dirtyLimit || dirtyCooldown);
// Clear the "Saved" hint + any error as soon as the user edits either field.
function onInput(): void {
justSaved = false;
error = null;
}
// "Set" saves whichever field is dirty: the limit first (PUT
// /concurrency/limits/:id), then the cooldown (PUT /concurrency/cooldown/:id).
// Stops + surfaces an inline error on the first failure.
async function handleSet(): Promise<void> {
if (!dirty || saving || removing) return;
saving = true;
error = null;
try {
if (dirtyLimit && parsedLimit !== null) {
const r = await save(limit.providerId, parsedLimit);
if (!r.ok) {
error = r.error;
return;
}
// Reflect the echoed limit back immediately (the prop re-asserts it via
// the seed effect once the parent reloads).
limitDraft = String(r.limit);
lastLimitSeed = limitDraft;
}
if (dirtyCooldown && parsedCooldown !== null) {
const r = await saveCooldown(limit.providerId, parsedCooldown);
if (!r.ok) {
error = r.error;
return;
}
cooldownDraft = String(r.cooldownMs);
lastCooldownSeed = cooldownDraft;
}
justSaved = true;
} finally {
saving = false;
}
}
async function handleRemove(): Promise<void> {
removing = true;
error = null;
const result = await remove(limit.providerId);
removing = false;
if (!result.ok) {
error = result.error;
}
// On success the parent drops this row (re-loaded limits list).
}
</script>
<div class="flex flex-col gap-1 rounded-box bg-base-200 p-2 text-sm">
<!-- Line 1: provider + limit + cooldown + Set + ✕ (all on one line — nowrap so
the buttons never wrap; tight gap + narrow inputs keep the provider name
visible; the provider shrinks via flex-1 + min-w-0). -->
<div class="flex flex-nowrap items-center gap-1">
<span class="min-w-0 flex-1 truncate font-medium font-mono" title={limit.providerId}
>{limit.providerId}</span
>
<input
type="text"
inputmode="numeric"
class="input input-bordered input-xs w-12 min-w-0 font-mono"
aria-label={`Concurrency limit for ${limit.providerId}`}
bind:value={limitDraft}
oninput={onInput}
disabled={saving || removing}
/>
<input
type="text"
inputmode="numeric"
class="input input-bordered input-xs w-14 min-w-0 font-mono"
aria-label={`Release cooldown (ms) for ${limit.providerId}`}
bind:value={cooldownDraft}
oninput={onInput}
disabled={saving || removing}
/>
<span class="shrink-0 text-[10px] opacity-50">ms</span>
<button
type="button"
class="btn btn-primary btn-xs shrink-0"
aria-label={`Set concurrency for ${limit.providerId}`}
disabled={!dirty || saving || removing}
onclick={handleSet}
>
{#if saving}
<span class="loading loading-spinner loading-xs"></span>
{:else}
Set
{/if}
</button>
<button
type="button"
class="btn btn-ghost btn-xs shrink-0 text-error"
aria-label={`Remove concurrency limit for ${limit.providerId}`}
disabled={saving || removing}
onclick={handleRemove}
>
{#if removing}
<span class="loading loading-spinner loading-xs"></span>
{:else}
✕
{/if}
</button>
</div>
<!-- Line 2: in-flight count (left) + status badge (right). Hidden until the
first status poll for this provider lands. -->
{#if status !== null}
<div class="flex items-center justify-between gap-2 text-xs opacity-70">
<span title="In-flight slots held vs cap">{status.inFlightLabel} in flight</span>
<span class="badge badge-sm {badgeClass[status.badge]} gap-1">
{#if status.busy}
<span class="loading loading-spinner loading-xs"></span>
{/if}
{statusLabel(status)}
</span>
</div>
{/if}
{#if error}
<span class="font-mono text-xs text-error">{error}</span>
{:else if justSaved && !dirty}
<span class="text-xs text-success">Saved.</span>
{/if}
</div>
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