Fix topic message history persistence

apps/bot/src/topic-history.ts

@@ -1,5 +1,5 @@
-import { nowInstant, Temporal, type Instant } from '@household/domain'
-import type { TopicMessageHistoryRecord } from '@household/ports'
+import { instantFromEpochSeconds, nowInstant, Temporal, type Instant } from '@household/domain'
+import type { TopicMessageHistoryRecord, TopicMessageHistoryRepository } from '@household/ports'
 
 export interface TopicHistoryTurn {
   role: 'user' | 'assistant'
@@ -45,6 +45,50 @@ export function historyRecordToTurn(record: TopicMessageHistoryRecord): TopicHis
   }
 }
 
+export function telegramMessageIdFromMessage(
+  message: { message_id?: number } | null | undefined
+): string | null {
+  return typeof message?.message_id === 'number' ? message.message_id.toString() : null
+}
+
+export function telegramMessageSentAtFromMessage(
+  message: { date?: number } | null | undefined
+): Instant | null {
+  return typeof message?.date === 'number' ? instantFromEpochSeconds(message.date) : null
+}
+
+export async function persistTopicHistoryMessage(input: {
+  repository: TopicMessageHistoryRepository | undefined
+  householdId: string
+  telegramChatId: string
+  telegramThreadId: string | null
+  telegramMessageId: string | null
+  telegramUpdateId: string | null
+  senderTelegramUserId: string | null
+  senderDisplayName: string | null
+  isBot: boolean
+  rawText: string
+  messageSentAt: Instant | null
+}) {
+  const normalizedText = input.rawText.trim()
+  if (!input.repository || normalizedText.length === 0) {
+    return
+  }
+
+  await input.repository.saveMessage({
+    householdId: input.householdId,
+    telegramChatId: input.telegramChatId,
+    telegramThreadId: input.telegramThreadId,
+    telegramMessageId: input.telegramMessageId,
+    telegramUpdateId: input.telegramUpdateId,
+    senderTelegramUserId: input.senderTelegramUserId,
+    senderDisplayName: input.senderDisplayName,
+    isBot: input.isBot,
+    rawText: normalizedText,
+    messageSentAt: input.messageSentAt
+  })
+}
+
 export function formatThreadHistory(turns: readonly TopicHistoryTurn[]): string | null {
   const lines = turns
     .map((turn) => `${turn.speaker} (${turn.role}): ${turn.text}`)