//native
/**
* Send Media Message
* Send an image, video, audio, document or sticker message to a WhatsApp user, referenced by an uploaded media ID or a public URL.
*/
export async function main(
auth: RT.WhatsappBusiness,
to: string,
media_type: "image" | "video" | "audio" | "document" | "sticker",
media_id: string | undefined,
media_link: string | undefined,
caption: string | undefined,
filename: string | undefined
) {
const apiVersion = auth.api_version || "v25.0"
const url = new URL(
`https://graph.facebook.com/${apiVersion}/${auth.phone_number_id}/messages`
)
const media: { [key: string]: any } = {}
if (media_id !== undefined && media_id !== "") {
media.id = media_id
} else if (media_link !== undefined && media_link !== "") {
media.link = media_link
} else {
throw new Error("Either media_id or media_link must be provided")
}
// caption is only honored on image, video and document; filename only on document
if (
caption !== undefined &&
caption !== "" &&
(media_type === "image" ||
media_type === "video" ||
media_type === "document")
) {
media.caption = caption
}
if (filename !== undefined && filename !== "" && media_type === "document") {
media.filename = filename
}
const response = await fetch(url, {
method: "POST",
headers: {
Authorization: `Bearer ${auth.token}`,
"Content-Type": "application/json",
Accept: "application/json",
},
body: JSON.stringify({
messaging_product: "whatsapp",
recipient_type: "individual",
to,
type: media_type,
[media_type]: media,
}),
})
if (!response.ok) {
throw new Error(`${response.status} ${await response.text()}`)
}
return await response.json()
}
Submitted by hugo989 5 hours ago