Function editMessageAndRegenerate

src/stores/aiChat.ts:1436–1465

(
    chatKey: string,
    messageId: string,
    newContent: string,
    options?: { overwriteSubsequent?: boolean }
  )

  }

  async function editMessageAndRegenerate(
    chatKey: string,
    messageId: string,
    newContent: string,
    options?: { overwriteSubsequent?: boolean }
  ): Promise<SendMessageResult> {
    const state = getSessionState(chatKey)
    const content = newContent.trim()
    if (!state || !state.currentAIChatId) return { success: false, reason: 'error' }
    if (!content) return { success: false, reason: 'empty' }
    if (state.isAIThinking || activeTask.value) {
      return { success: false, reason: 'busy', activeTask: activeTask.value }
    }

    const overwriteAll = options?.overwriteSubsequent ?? false
    const targetBuffer = getOrCreateBuffer(state, state.currentAIChatId, state.selectedAssistantId)
    const editIndex = targetBuffer.messages.findIndex((message) => message.id === messageId)
    const originalMessage = targetBuffer.messages[editIndex]
    if (!originalMessage || originalMessage.role !== 'user' || originalMessage.isStreaming) {
      return { success: false, reason: 'error' }
    }
    if (originalMessage.content.trim() === content) {
      return { success: false, reason: 'empty' }
    }

    if (overwriteAll) {
      return editAndOverwriteAll(chatKey, state, targetBuffer, editIndex, originalMessage, content)
    }
    return editCurrentRoundOnly(chatKey, state, targetBuffer, editIndex, originalMessage, content)
  }

  async function editAndOverwriteAll(
    chatKey: string,