//native
/**
* Append Block Children
* Append Notion block objects (paragraphs, headings, to-dos, …) to a page or block, at the end or after a given child block. Up to 100 blocks per call. For plain text, Append Markdown to Page is simpler.
*/
export async function main(
auth: RT.Notion,
block_id: string,
children: { [key: string]: any }[],
after_block_id: string | undefined
) {
const body: { [key: string]: any } = { children }
if (after_block_id !== undefined && after_block_id !== "") {
body.position = { type: "after_block", after_block: { id: after_block_id } }
}
const response = await fetch(
`https://api.notion.com/v1/blocks/${block_id}/children`,
{
method: "PATCH",
headers: {
Authorization: `Bearer ${auth.token}`,
"Content-Type": "application/json",
Accept: "application/json",
"Notion-Version": "2026-03-11",
},
body: JSON.stringify(body),
}
)
if (!response.ok) {
throw new Error(`${response.status} ${await response.text()}`)
}
return await response.json()
}
Submitted by hugo989 3 days ago