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bichon/crates
Michel-Marie MAUDETandClaude Opus 4.7 b3afc52a82 feat(search): filter and sort messages by server-side timestamps
POST /api/v1/search-messages previously filtered and sorted only on the
sender-controlled Date: header. Add support for two server-controlled
timestamps that are already indexed as FAST i64 fields:

- internal_date (IMAP INTERNALDATE)
- ingest_at (Bichon's archival time)

EmailSearchFilter gains internal_date_since/before and ingest_since/before
range bounds, mirroring the existing `since`/`before` Date: handling.
SortBy gains InternalDate and IngestAt variants (wire values INTERNAL_DATE
and INGEST_AT), mirroring the existing DATE/SIZE sort handling.

The envelope and attachment Tantivy schemas already declare these fields
as INDEXED | STORED | FAST, so no re-index or migration is required.
Attachments carry no IMAP INTERNALDATE, so the attachment search maps the
InternalDate sort to the attachment's own date field as a defined fallback.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-22 13:55:23 +02:00
..
2026-05-17 10:35:32 +08:00