Method renderFilePreviews

chat/app.js:8725–8817

()

        modal.innerHTML = '';
        modal.appendChild(template.content.cloneNode(true));

        const htmlEnabledKeys = new Set(['body', 'highlightBody']);

        modal.querySelectorAll('[data-delete-history]').forEach(el => {
            const key = el.dataset.deleteHistory;
            if (key && Object.prototype.hasOwnProperty.call(DELETE_HISTORY_COPY, key)) {
                if (htmlEnabledKeys.has(key)) {
                    el.innerHTML = DELETE_HISTORY_COPY[key];
                } else {
                    el.textContent = DELETE_HISTORY_COPY[key];
                }
            }
        });

        this.elements.deleteHistoryCancelBtn = document.getElementById('cancel-delete-history');
        this.elements.deleteHistoryConfirmBtn = document.getElementById('confirm-delete-history');
        if (this.elements.deleteHistoryConfirmBtn) {
            this.elements.deleteHistoryConfirmBtn.dataset.originalText = DELETE_HISTORY_COPY.confirmLabel;
        }

        this.attachDownloadLinkHandler(modal);
    }

    openDeleteHistoryModal() {
        const modal = this.elements.deleteHistoryModal;
        if (!modal) return;

        this.deleteHistoryReturnFocusEl = document.activeElement;
        modal.classList.remove('hidden');

        requestAnimationFrame(() => {
            this.elements.deleteHistoryConfirmBtn?.focus();
        });
    }

    closeDeleteHistoryModal() {
        const modal = this.elements.deleteHistoryModal;
        if (!modal) return;

        modal.classList.add('hidden');

        if (this.deleteHistoryReturnFocusEl && typeof this.deleteHistoryReturnFocusEl.focus === 'function') {
            this.deleteHistoryReturnFocusEl.focus();
        }
        this.deleteHistoryReturnFocusEl = null;
    }

    isDeleteHistoryModalOpen() {
        const modal = this.elements.deleteHistoryModal;
        if (!modal) return false;
        return !modal.classList.contains('hidden');
    }

    async handleConfirmDeleteHistory() {
        if (this.isDeletingAllChats) return;
        this.isDeletingAllChats = true;

        const confirmBtn = this.elements.deleteHistoryConfirmBtn;