Function appendThinkToBlocks

src/stores/aiChat.ts:686–711

(text: string, tag?: string, durationMs?: number)

    }

    const appendThinkToBlocks = (text: string, tag?: string, durationMs?: number) => {
      if (!text && durationMs === undefined) return
      const idx = getAiMessageIndex()
      const blocks = targetBuffer.messages[idx].contentBlocks || []
      const thinkTag = tag || 'think'
      const lastBlock = blocks[blocks.length - 1]
      let targetBlock: ContentBlock | undefined = lastBlock
      if (lastBlock && lastBlock.type === 'think' && lastBlock.tag === thinkTag) {
        lastBlock.text += text
      } else if (text.trim().length > 0) {
        targetBlock = { type: 'think', tag: thinkTag, text }
        blocks.push(targetBlock)
      } else if (durationMs !== undefined) {
        for (let index = blocks.length - 1; index >= 0; index--) {
          const block = blocks[index]
          if (block.type === 'think' && block.tag === thinkTag) {
            targetBlock = block
            break
          }
        }
      }
      if (durationMs !== undefined && targetBlock && targetBlock.type === 'think') {
        targetBlock.durationMs = durationMs
      }
      updateAIMessage({ contentBlocks: [...blocks] })
    }

    const appendChartsToBlocks = (charts: ChartPayload[]) => {
      if (charts.length === 0) return