feat(desktop): rebuild agent activity feed around a classifier registry and twelve render classes (#1381)

Signed-off-by: Taylor Ho <taylorkmho@gmail.com>
Co-authored-by: npub1223z34hd7vtwc6qj4s7flsxkj644nlre2nthu7lrrmkumhu3xddsrx9r6w <52a228d6edf316ec6812ac3c9fc0d696ab59fc7954d77e7be31eedcddf91335b@sprout-oss.stage.blox.sqprod.co>
Co-authored-by: npub14vtk7pvazqrq9639qu7e560wnqtl0d53ca4gjuvq6jzf3k2el23qqlwa7f <ab176f059d100602ea25073d9a69ee9817f7b691c76a897180d48498d959faa2@sprout-oss.stage.blox.sqprod.co>

desktop/src/features/agents/ui/agentSessionTranscriptHelpers.ts

@@ -18,6 +18,7 @@ export function parsePromptText(text: string): {
   userText: string;
   userTitle: string;
   userPubkey: string | null;
+  userEventId: string | null;
 } {
   const sections = parsePromptSections(text).filter(
     (s) => s.body.trim().length > 0,
@@ -28,12 +29,13 @@ export function parsePromptText(text: string): {
       userText: text.trim(),
       userTitle: "Prompt",
       userPubkey: null,
+      userEventId: null,
     };
   }
 
   const eventSection = sections.find((section) => {
     const title = section.title.toLowerCase();
-    return title.startsWith("buzz event") || title.startsWith("buzz event");
+    return title.startsWith("buzz event");
   });
   const eventContent = eventSection
     ? extractEventContent(eventSection.body)
@@ -41,6 +43,7 @@ export function parsePromptText(text: string): {
   const eventAuthorPubkey = eventSection
     ? extractEventAuthorPubkey(eventSection.body)
     : null;
+  const eventId = eventSection ? extractEventId(eventSection.body) : null;
   const eventKind = eventSection?.title.split(":").slice(1).join(":").trim();
 
   return {
@@ -48,6 +51,7 @@ export function parsePromptText(text: string): {
     userText: eventContent,
     userTitle: eventKind ? titleCase(eventKind) : "Buzz event",
     userPubkey: eventAuthorPubkey,
+    userEventId: eventId,
   };
 }
 
@@ -127,9 +131,39 @@ function parsePromptSections(text: string): PromptSection[] {
   return sections;
 }
 
+const EVENT_CONTENT_BOUNDARY_RE =
+  /^(?:Event ID|Channel|Kind|From|Time|Tags|Parsed):\s*/;
+const EVENT_BLOCK_BOUNDARY_RE = /^--- Event \d+\b/;
+
 function extractEventContent(body: string): string {
-  const contentMatch = body.match(/^Content:\s*(.*)$/m);
-  return contentMatch?.[1]?.trim() ?? "";
+  const lines = body.split(/\r?\n/);
+  const chunks: string[] = [];
+
+  for (let i = 0; i < lines.length; i++) {
+    const match = lines[i].match(/^Content:\s?(.*)$/);
+    if (!match) {
+      continue;
+    }
+
+    const contentLines = [match[1] ?? ""];
+    for (let j = i + 1; j < lines.length; j++) {
+      const line = lines[j];
+      if (
+        EVENT_CONTENT_BOUNDARY_RE.test(line) ||
+        EVENT_BLOCK_BOUNDARY_RE.test(line)
+      ) {
+        break;
+      }
+      contentLines.push(line);
+    }
+
+    const content = contentLines.join("\n").trim();
+    if (content) {
+      chunks.push(content);
+    }
+  }
+
+  return chunks.join("\n\n");
 }
 
 function extractEventAuthorPubkey(body: string): string | null {
@@ -137,6 +171,11 @@ function extractEventAuthorPubkey(body: string): string | null {
   return fromMatch?.[1]?.toLowerCase() ?? null;
 }
 
+function extractEventId(body: string): string | null {
+  const eventIdMatch = body.match(/^Event ID:\s*([0-9a-fA-F]{64})\b/m);
+  return eventIdMatch?.[1]?.toLowerCase() ?? null;
+}
+
 export function extractContentText(value: unknown): string {
   if (typeof value === "string") return value;
   if (Array.isArray(value)) return value.map(extractBlockText).join("\n");
@@ -242,13 +281,17 @@ export function extractToolResult(update: Record<string, unknown>): string {
   return extractBlockText(update.rawOutput);
 }
 
-export function describeTurnStarted(payload: unknown): string {
+export function extractTriggeringEventIds(payload: unknown): string[] {
   const record = asRecord(payload);
-  const ids = Array.isArray(record.triggeringEventIds)
+  return Array.isArray(record.triggeringEventIds)
     ? record.triggeringEventIds.filter(
         (id): id is string => typeof id === "string",
       )
     : [];
+}
+
+export function describeTurnStarted(payload: unknown): string {
+  const ids = extractTriggeringEventIds(payload);
   return ids.length > 0
     ? `Triggered by ${ids.length === 1 ? "1 event" : `${ids.length} events`}.`
     : "";