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amethyst/commons
Claude beec8204e5 refactor(audio-rooms): NestsClient API matches nostrnests reality (phase 2/3)
The Phase-1 interop harness exposed a substantial mismatch between our
production HTTP client and what the nostrnests reference server actually
exposes. This commit refactors `:nestsClient` and the wiring above it so
the production code path can talk to a real moq-auth + moq-relay.

| Aspect    | Before                                    | After (matches nostrnests/moq-auth/src/index.ts) |
|-----------|-------------------------------------------|--------------------------------------------------|
| Method    | GET                                       | POST                                             |
| URL       | `<base>/<roomId>`                         | `<base>/auth`                                    |
| Body      | none                                      | `{"namespace":"nests/<kind>:<host>:<roomId>","publish":bool}` |
| Response  | `{endpoint, token, codec, sample_rate}`   | `{token}` only                                   |
| Endpoint  | from response                             | from event's `endpoint` tag (passed via `NestsRoomConfig.endpoint`) |
| NIP-98    | bound to GET URL                          | bound to POST URL + body hash                    |

Type changes:
- New `NestsRoomConfig` data class bundling (authBaseUrl, endpoint,
  hostPubkey, roomId, kind). Built by the caller (UI / VM) from the
  NIP-53 kind 30312 event before invoking connectNests*.
- `NestsRoomConfig.moqNamespace()` produces the exact format
  moq-auth's NAMESPACE_REGEX expects: `nests/<kind>:<hex64>:<roomId>`.
- `NestsRoomInfo` deleted; replaced with a tiny `NestsTokenResponse(token)`
  matching the real response shape.
- `NestsClient.resolveRoom(serviceBase, roomId, signer): NestsRoomInfo`
  → `NestsClient.mintToken(room, publish, signer): String`. The
  publish flag drives the JWT claims (`get` for listeners, `put`
  for speakers).

Wire path:
- `OkHttpNestsClient` now POSTs `<authBase>/auth` with a JSON body
  and a NIP-98 Authorization header bound to (POST, url, body-hash).
- `connectNestsListener` / `connectNestsSpeaker` take `room:
  NestsRoomConfig` instead of split (serviceBase, roomId), pass
  `publish=false` / `publish=true` respectively, and use the room's
  `endpoint` (not a server-returned one) for the WebTransport
  connect. The minted JWT is the bearer token.
- `NestsListenerState.Connected` / `NestsSpeakerState.Connected` /
  `Broadcasting` carry the `room: NestsRoomConfig` instead of the old
  `roomInfo: NestsRoomInfo`.
- MoQ TrackNamespace for the room is now a single segment whose
  bytes are `room.moqNamespace()` — the simplest mapping to the
  relay's JWT claim check (`root: "<namespace>"`); Phase-3 round-trip
  test will confirm and adjust if the relay expects a multi-segment
  tuple.

Wiring above:
- `AudioRoomViewModel` constructor: replaces `(serviceBase, roomId)`
  with `(room: NestsRoomConfig)`. Connector seam interfaces
  (NestsListenerConnector, NestsSpeakerConnector) follow the same
  shape.
- `AudioRoomViewModelFactory` (Android) takes `room: NestsRoomConfig`.
- `AudioRoomActivity` adds `EXTRA_AUTH_BASE_URL`, `EXTRA_ENDPOINT`,
  `EXTRA_HOST_PUBKEY`, `EXTRA_KIND` Intent extras (was just service
  + roomId) and reconstructs `NestsRoomConfig` in onCreate. Drops
  `EXTRA_SERVICE_BASE`.
- `AudioRoomJoinCard` reads `event.endpoint()` + `event.pubKey` +
  `event.kind` in addition to `event.service()`; rooms missing any
  of those are silently un-joinable (the event author didn't host
  on a nests-compatible relay).
- `AudioRoomActivityContent` takes `room: NestsRoomConfig` in place
  of (serviceBase, roomId) and threads it down.

Phase-1 ping test rewired to use the production `OkHttpNestsClient`
end-to-end against the real `/auth`, asserting we get back a
3-segment JWT.

Existing in-process tests updated for the new types: NestsConnectTest,
NestsSpeakerTest, AudioRoomViewModelTest. NestsRoomInfoTest renamed to
NestsRoomConfigTest with new cases for the namespace formatter and the
auth-URL helper. All 80 in-process tests still green.

Phase 3 (next) will add the full round-trip interop test that runs
production `connectNestsListener` + `connectNestsSpeaker` through the
real moq-relay — that's where MoQ wire-format assumptions (draft
revision, OBJECT_DATAGRAM layout, namespace tuple shape) get verified
or get followup audit findings.
2026-04-26 14:42:26 +00:00
..