Function editCurrentRoundOnly

src/stores/aiChat.ts:1496–1833

(
    chatKey: string,
    state: AIChatSessionState,
    targetBuffer: AIChatBuffer,
    editIndex: number,
    originalMessage: ChatMessage,
    content: string
  )

  }

  async function editCurrentRoundOnly(
    chatKey: string,
    state: AIChatSessionState,
    targetBuffer: AIChatBuffer,
    editIndex: number,
    originalMessage: ChatMessage,
    content: string
  ): Promise<SendMessageResult> {
    const thisRequestId = generateId('req')
    let lastDoneUsage: TokenUsage | undefined
    let hasStreamError = false

    setActiveTaskMeta(chatKey, content, thisRequestId, state.currentAIChatId)
    applySessionAssistantSelection(chatKey)
    void ensureOwnerInfo(chatKey)

    state.isAIThinking = true
    state.isLoadingSource = true
    state.currentToolStatus = null
    state.toolsUsedInCurrentRound = []
    state.agentStatus = null
    state.isAborted = false
    state.currentRequestId = thisRequestId
    state.currentAgentRequestId = ''

    const oldAiResponse = targetBuffer.messages[editIndex + 1]
    const hasOldAiResponse = oldAiResponse?.role === 'assistant'
    const subsequentMessages = hasOldAiResponse
      ? targetBuffer.messages.slice(editIndex + 2)
      : targetBuffer.messages.slice(editIndex + 1)

    const aiPlaceholder: ChatMessage = {
      id: generateId('ai'),
      role: 'assistant',
      content: '',
      timestamp: Date.now(),
      isStreaming: true,
      contentBlocks: [],
    }

    const currentSkillId = skillStore.activeSkillId
    const currentSkillName = skillStore.activeSkill?.name
    if (currentSkillId && currentSkillName) {
      aiPlaceholder.contentBlocks!.push({ type: 'skill', skillId: currentSkillId, skillName: currentSkillName })
    }

    const editedUserMessage: ChatMessage = {
      ...originalMessage,
      content,
    }
    const removeCount = hasOldAiResponse ? 2 : 1
    targetBuffer.messages.splice(editIndex, removeCount, editedUserMessage, aiPlaceholder)
    const aiMessageIndex = editIndex + 1

    const restoreOriginal = () => {
      targetBuffer.messages.splice(editIndex, targetBuffer.messages.length - editIndex, originalMessage)
      if (hasOldAiResponse) {
        targetBuffer.messages.splice(editIndex + 1, 0, oldAiResponse)