feat: initial Lam Agent extension (#1)

2026-10-03 20:32:40 +00:00
parent 1d39aabb50
commit 8b507e7953
36 changed files with 7136 additions and 2 deletions
@@ -0,0 +1,113 @@
+import { Action, ActionPanel, Clipboard, Icon, List, useNavigation } from "@vicinae/api";
+import { useCallback, useEffect, useState } from "react";
+import { ChatView } from "./lib/components/ChatView";
+import { sessionToPlainText } from "./lib/markdown";
+import { clearSessions, deleteSession, listSessions, loadSession } from "./lib/sessions";
+import type { SessionSummary } from "./lib/types";
+import { formatRelativeTime, truncate } from "./lib/utils";
+
+/**
+ * Browse and manage past conversations.
+ *
+ * Loading a transcript is deferred until the user actually opens one: the
+ * index holds only summaries, so this view stays fast no matter how much
+ * history has piled up.
+ */
+export default function SessionsCommand() {
+  const { push } = useNavigation();
+  const [sessions, setSessions] = useState<SessionSummary[] | undefined>(undefined);
+
+  const refresh = useCallback(() => {
+    void listSessions()
+      .then(setSessions)
+      .catch(() => setSessions([]));
+  }, []);
+
+  useEffect(refresh, [refresh]);
+
+  const openSession = useCallback(
+    (id: string) => {
+      void loadSession(id).then((session) => {
+        if (session) push(<ChatView initialSession={session} />);
+      });
+    },
+    [push],
+  );
+
+  const remove = useCallback(
+    (id: string) => {
+      void deleteSession(id).then(refresh);
+    },
+    [refresh],
+  );
+
+  const copyConversation = useCallback((id: string) => {
+    // Loads the full transcript rather than copying the index preview.
+    void loadSession(id).then((session) => {
+      if (session) void Clipboard.copy(sessionToPlainText(session.turns));
+    });
+  }, []);
+
+  const removeAll = useCallback(() => {
+    void clearSessions().then(refresh);
+  }, [refresh]);
+
+  const loaded = sessions !== undefined;
+  const items = sessions ?? [];
+
+  return (
+    <List
+      isLoading={!loaded}
+      navigationTitle="Chat Sessions"
+      searchBarPlaceholder="Search conversations…"
+    >
+      {loaded && items.length === 0 ? (
+        <List.EmptyView
+          icon={Icon.SpeechBubble}
+          title="No conversations yet"
+          description="Open the chat command and ask something. Conversations are saved automatically."
+        />
+      ) : null}
+
+      {items.map((summary) => (
+        <List.Item
+          key={summary.id}
+          id={summary.id}
+          icon={Icon.SpeechBubble}
+          title={truncate(summary.title, 70)}
+          subtitle={truncate(summary.preview, 90)}
+          accessories={[{ text: `${summary.turnCount} turns` }, { text: formatRelativeTime(summary.updatedAt) }]}
+          actions={
+            <ActionPanel>
+              <Action
+                title="Open Conversation"
+                icon={Icon.SpeechBubble}
+                onAction={() => openSession(summary.id)}
+              />
+              <Action
+                title="Copy Conversation"
+                shortcut={{ key: "c", modifiers: ["cmd", "shift"] }}
+                onAction={() => copyConversation(summary.id)}
+              />
+              <ActionPanel.Section title="Danger Zone">
+                <Action
+                  title="Delete Conversation"
+                  icon={Icon.Trash}
+                  style="destructive"
+                  shortcut={{ key: "backspace", modifiers: ["cmd"] }}
+                  onAction={() => remove(summary.id)}
+                />
+                <Action
+                  title="Delete All Conversations"
+                  icon={Icon.Trash}
+                  style="destructive"
+                  onAction={removeAll}
+                />
+              </ActionPanel.Section>
+            </ActionPanel>
+          }
+        />
+      ))}
+    </List>
+  );
+}