From 3a4922a05930b0dc22740bf5621910803e8f275e Mon Sep 17 00:00:00 2001
From: Adam Malczewski <github@tradam.dev>
Date: Thu, 3 Sep 2026 18:05:29 +0900
Subject: feat(plugin-system): plan 07 frontend plugin manager ui

---
 src/features/plugins/ui/PluginRow.svelte | 116 +++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 src/features/plugins/ui/PluginRow.svelte

(limited to 'src/features/plugins/ui/PluginRow.svelte')

diff --git a/src/features/plugins/ui/PluginRow.svelte b/src/features/plugins/ui/PluginRow.svelte
new file mode 100644
index 0000000..457bd29
--- /dev/null
+++ b/src/features/plugins/ui/PluginRow.svelte
@@ -0,0 +1,116 @@
+<script lang="ts">
+  import type { PluginNode } from "../logic/types";
+  import { tierLabel } from "../logic/types";
+
+  let {
+    node,
+    highlight,
+    blockReason = null,
+    busy = false,
+    onToggle,
+    onReload,
+    onHover,
+    onUnhover,
+  }: {
+    node: PluginNode;
+    /** Hover-highlight state for this row: a direct dep, a dependent, or none. */
+    highlight: "dep" | "dependent" | null;
+    /**
+     * Why the unload control is disabled (core-locked / last-provider), or
+     * null when interactive. Missing rows are always disabled (no plugin).
+     */
+    blockReason?: string | null;
+    /** Whether a mutation for this row is in flight (spinner in the controls). */
+    busy?: boolean;
+    onToggle: (node: PluginNode, checked: boolean) => void;
+    onReload?: (node: PluginNode) => void;
+    onHover: (id: string) => void;
+    onUnhover: (id: string) => void;
+  } = $props();
+
+  // Missing rows have no checkbox at all — there is no plugin to load.
+  const hasCheckbox = $derived(node.section !== "missing");
+  // Core rows are LOCKED (no load/unload control) per §3/§5.
+  const interactive = $derived(blockReason === null && !busy);
+  const rowClass = $derived(
+    [
+      node.section === "missing" || node.locked || (!node.loaded && node.section === "discovered")
+        ? "opacity-50"
+        : "",
+      highlight === "dep"
+        ? "outline outline-1 outline-info bg-info/10"
+        : highlight === "dependent"
+          ? "outline outline-1 outline-warning bg-warning/10"
+          : "",
+    ]
+      .filter(Boolean)
+      .join(" "),
+  );
+</script>
+
+<!-- svelte-ignore a11y_no_noninteractive_element_interactions -->
+<tr
+  class={rowClass}
+  onmouseover={() => onHover(node.id)}
+  onmouseout={() => onUnhover(node.id)}
+  onfocus={() => onHover(node.id)}
+  onblur={() => onUnhover(node.id)}
+>
+  <td class="w-10">
+    {#if hasCheckbox}
+      {#if node.locked}
+        <span
+          class="inline-block w-4 text-center opacity-40"
+          title={blockReason ?? "Core plugins cannot be unloaded"}
+          aria-label="Locked (core)">🔒</span
+        >
+      {:else}
+        <input
+          type="checkbox"
+          class="checkbox checkbox-sm"
+          checked={node.loaded}
+          disabled={!interactive}
+          title={blockReason ?? undefined}
+          aria-label={`${node.loaded ? "Unload" : "Load"} ${node.id}`}
+          onchange={(e) => onToggle(node, e.currentTarget.checked)}
+        />
+      {/if}
+    {/if}
+  </td>
+  <td>
+    <div class="flex flex-col">
+      <span class="font-medium">{node.name}</span>
+      {#if node.reason !== null}
+        <span class="text-xs text-error">{node.reason}</span>
+      {/if}
+      {#if node.dependsOn.length > 0}
+        <span class="text-xs opacity-60">depends on: {node.dependsOn.join(", ")}</span>
+      {/if}
+    </div>
+  </td>
+  <td class="text-xs">
+    <span class="badge badge-ghost badge-sm">{tierLabel(node.tier)}</span>
+    {#if node.trust !== null}
+      <span class="badge badge-ghost badge-sm">{node.trust}</span>
+    {/if}
+  </td>
+  <td class="text-xs opacity-60">{node.version}</td>
+  <td class="text-right">
+    {#if node.loaded && onReload !== undefined}
+      <button
+        type="button"
+        class="btn btn-ghost btn-xs"
+        disabled={!interactive}
+        title="Reload this plugin's code (picks up updates)"
+        aria-label={`Reload ${node.id}`}
+        onclick={() => onReload?.(node)}
+      >
+        {#if busy}
+          <span class="loading loading-spinner loading-xs"></span>
+        {:else}
+          ↻
+        {/if}
+      </button>
+    {/if}
+  </td>
+</tr>
-- 
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