Function inlineDeleteHandler

django/contrib/admin/static/admin/js/inlines.js:175–218

(e1)

        };

        const inlineDeleteHandler = function (e1) {
            e1.preventDefault();
            const deleteButton = $(e1.target);
            const row = deleteButton.closest("." + options.formCssClass);
            const inlineGroup = row.closest(".inline-group");
            // Remove the parent form containing this button,
            // and also remove the relevant row with non-field errors:
            const prevRow = row.prev();
            if (prevRow.length && prevRow.hasClass("row-form-errors")) {
                prevRow.remove();
            }
            row.remove();
            nextIndex -= 1;
            // Pass the deleted form to the post-delete callback, if provided.
            if (options.removed) {
                options.removed(row);
            }
            document.dispatchEvent(
                new CustomEvent("formset:removed", {
                    detail: {
                        formsetName: options.prefix,
                    },
                }),
            );
            // Update the TOTAL_FORMS form count.
            const forms = $("." + options.formCssClass);
            $("#id_" + options.prefix + "-TOTAL_FORMS").val(forms.length);
            // Show add button again once below maximum number.
            if (maxForms.val() === "" || maxForms.val() - forms.length > 0) {
                addButton.parent().show();
            }
            // Hide the remove buttons if at min_num.
            toggleDeleteButtonVisibility(inlineGroup);
            // Also, update names and ids for all remaining form controls so
            // they remain in sequence:
            let i, formCount;
            const updateElementCallback = function () {
                updateElementIndex(this, options.prefix, i);
            };
            for (i = 0, formCount = forms.length; i < formCount; i++) {
                updateElementIndex($(forms).get(i), options.prefix, i);
                $(forms.get(i)).find("*").each(updateElementCallback);
            }
        };

        const toggleDeleteButtonVisibility = function (inlineGroup) {
            if (