1 files changed, 53 insertions, 0 deletions
diff --git a/src/lib/media/video/util.ts b/src/lib/media/video/util.ts
new file mode 100644
index 000000000..87b422c2c
--- /dev/null
+++ b/src/lib/media/video/util.ts
@@ -0,0 +1,53 @@
+import {AtpAgent} from '@atproto/api'
+
+import {SupportedMimeTypes, VIDEO_SERVICE} from '#/lib/constants'
+
+export const createVideoEndpointUrl = (
+  route: string,
+  params?: Record<string, string>,
+) => {
+  const url = new URL(VIDEO_SERVICE)
+  url.pathname = route
+  if (params) {
+    for (const key in params) {
+      url.searchParams.set(key, params[key])
+    }
+  }
+  return url.href
+}
+
+export function createVideoAgent() {
+  return new AtpAgent({
+    service: VIDEO_SERVICE,
+  })
+}
+
+export function mimeToExt(mimeType: SupportedMimeTypes | (string & {})) {
+  switch (mimeType) {
+    case 'video/mp4':
+      return 'mp4'
+    case 'video/webm':
+      return 'webm'
+    case 'video/mpeg':
+      return 'mpeg'
+    case 'video/quicktime':
+      return 'mov'
+    default:
+      throw new Error(`Unsupported mime type: ${mimeType}`)
+  }
+}
+
+export function extToMime(ext: string) {
+  switch (ext) {
+    case 'mp4':
+      return 'video/mp4'
+    case 'webm':
+      return 'video/webm'
+    case 'mpeg':
+      return 'video/mpeg'
+    case 'mov':
+      return 'video/quicktime'
+    default:
+      throw new Error(`Unsupported file extension: ${ext}`)
+  }
+}