Method handleCopyCodeBlock

chat/components/ChatArea.js:1166–1210

* Handles copying code from a code block * @param {HTMLElement} btn - The copy button element

(btn)

        // Default path (non-Safari): DB-first to preserve raw markdown/LaTeX.
        const messages = await this.app.data.getSessionMessages(session.id);
        const message = messages.find(m => m.id === messageId);

        if (message && message.content && message.content.trim()) {
            this.copyToClipboard(message.content);
            this.showCopySuccess(messageId);
            return;
        }

        // Final fallback to visible DOM content.
        const domContent = this.getMessageTextFromDOM(messageId);
        if (domContent && domContent.trim()) {
            this.copyToClipboard(domContent);
            this.showCopySuccess(messageId);
        }
    }

    findCouncilLaneEntry(message, laneId) {
        const stageEntries = Array.isArray(message?.council?.stage1)
            ? message.council.stage1
            : [];
        if (!laneId || stageEntries.length === 0) return null;
        return stageEntries.find((entry) => entry?.laneId === laneId)
            || stageEntries.find((entry) => entry?.label === laneId)
            || null;
    }

    async handleCopyCouncilLane(messageId, laneId, button = null) {
        const session = this.app.getCurrentSession();
        if (!session || !messageId || !laneId) return;

        const messages = await this.app.data.getSessionMessages(session.id);
        const message = messages.find((entry) => entry.id === messageId);
        const laneEntry = this.findCouncilLaneEntry(message, laneId);
        const response = typeof laneEntry?.response === 'string'
            ? laneEntry.response
            : '';

        if (!response.trim()) return;

        this.copyToClipboard(response);
        this.animateCopyButton(button || document.querySelector(`.copy-council-lane-btn[data-message-id="${messageId}"][data-council-lane-id="${laneId}"]`));
    }

    /**
     * Shows copy success feedback on the appropriate button.
     * @param {string} messageId - The message ID
     */
    showCopySuccess(messageId) {