Function updateAIMessage

src/stores/aiChat.ts:667–670

(updates: Partial<ChatMessage>)

  function createStreamBlockHelpers(targetBuffer: AIChatBuffer, getAiMessageIndex: () => number): StreamBlockHelpers {
    const updateAIMessage = (updates: Partial<ChatMessage>) => {
      const idx = getAiMessageIndex()
      targetBuffer.messages[idx] = { ...targetBuffer.messages[idx], ...updates }
    }

    const appendTextToBlocks = (text: string) => {
      if (!text) return