1 files changed, 58 insertions, 0 deletions

diff --git a/src/api/mastodon/index.ts b/src/api/mastodon/index.ts
new file mode 100644
index 0000000..2d8636e
--- /dev/null
+++ b/src/api/mastodon/index.ts
@@ -0,0 +1,58 @@
+import got from "got";
+import FormData from "form-data";
+import fileType from "file-type";
+import { nanoid } from "nanoid";
+import config from "../../config";
+
+export interface Attachment {
+    id: string;
+}
+
+export interface Status {
+    url: string;
+}
+
+export const client = got.extend({
+    prefixUrl: config.mastodon.instance,
+    headers: {
+        Authorization: `Bearer ${config.mastodon.token}`,
+    },
+});
+
+export async function upload(buf: Buffer, filename: string) {
+    const type = await fileType.fromBuffer(buf);
+
+    const body = new FormData();
+    body.append("i", config.mastodon.token);
+    body.append("file", buf, { filename: `${filename}.${type.ext}`, contentType: type.mime });
+
+    return client.post("api/v1/media", { body }).json<Attachment>();
+}
+
+export async function createStatus(
+    postUrl: string,
+    sourceUrl: string | undefined,
+    spoiler: string[],
+    attachmentId: string
+) {
+    let lines = [postUrl];
+    if (sourceUrl) {
+        lines.push(`Source: ${sourceUrl}`);
+    }
+
+    const spoilerText = spoiler.length ? `CW: ${spoiler.join(", ")}` : undefined;
+
+    return client
+        .post("api/v1/statuses", {
+            headers: {
+                "Idempotency-Key": nanoid(),
+            },
+            json: {
+                status: lines.join("\n"),
+                media_ids: [attachmentId],
+                sensitive: true,
+                spoiler_text: spoilerText,
+            },
+        })
+        .json<Status>();
+}