Files
minstrel/internal/db/dbq/models.go
T
bvandeusen 6e0d0e5723
test-go / test (push) Failing after 25s
test-go / integration (push) Has been cancelled
feat(taste): phase 1 — persistent per-user taste profile from graded engagement (#796)
Build a persistent, decaying model of each user's taste, recomputed daily,
that later phases consume across every recommendation surface. Phase 1 only
BUILDS the object — no behaviour change to what's surfaced yet.

Core mechanic — graded engagement (replaces binary was_skipped for learning;
was_skipped stays for History): a play's completion ratio maps to a signal in
[-1,+1] via two linear ramps (instant-skip → -1, ~0.30 neutral, ≥0.90 → +1).
Time-decayed (half-life ~75d) so recent behaviour dominates and the profile
tracks drift.

Per operator constraints:
- No explicit dislike button — negatives come only from passive behaviour
  (early skips). Nothing recorded to regret or opt out of.
- Negatives are track-scoped; artist/tag weight is the decayed SUM of their
  tracks' engagement, so one skip nets out against many good plays (a
  DB test asserts a liked artist stays positive despite an early-skipped
  track). A floor clamp bounds how negative any single entity can get.

- migration 0035: taste_profile_artists / taste_profile_tags (signed weight,
  indexed by (user, weight DESC)).
- internal/taste: engagement.go (pure curve + decay) + profile.go
  (accumulate plays + like bonuses, floor damping, size caps, atomic-replace).
- scheduler: rebuildUserDaily recomputes the profile before the playlist
  build (so phase 2 can read it), best-effort — a taste failure never blocks
  playlist building. Wired into the daily job + startup catch-up only (not
  manual/lazy rebuilds).
- tests: pure (engagement curve, decay, ranking, floor, genre split) +
  DB-backed (positive/negative weights, aggregation-protects-artist, like
  bonus, atomic replace). All green vs real Postgres.

Config knobs live in taste.DefaultConfig() for now; wiring them into the
server RecommendationConfig is a later follow-up.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-11 20:55:14 -04:00

580 lines
14 KiB
Go

// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.31.1
package dbq
import (
"database/sql/driver"
"fmt"
"github.com/jackc/pgx/v5/pgtype"
)
type LidarrQuarantineActionKind string
const (
LidarrQuarantineActionKindResolved LidarrQuarantineActionKind = "resolved"
LidarrQuarantineActionKindDeletedFile LidarrQuarantineActionKind = "deleted_file"
LidarrQuarantineActionKindDeletedViaLidarr LidarrQuarantineActionKind = "deleted_via_lidarr"
)
func (e *LidarrQuarantineActionKind) Scan(src interface{}) error {
switch s := src.(type) {
case []byte:
*e = LidarrQuarantineActionKind(s)
case string:
*e = LidarrQuarantineActionKind(s)
default:
return fmt.Errorf("unsupported scan type for LidarrQuarantineActionKind: %T", src)
}
return nil
}
type NullLidarrQuarantineActionKind struct {
LidarrQuarantineActionKind LidarrQuarantineActionKind
Valid bool // Valid is true if LidarrQuarantineActionKind is not NULL
}
// Scan implements the Scanner interface.
func (ns *NullLidarrQuarantineActionKind) Scan(value interface{}) error {
if value == nil {
ns.LidarrQuarantineActionKind, ns.Valid = "", false
return nil
}
ns.Valid = true
return ns.LidarrQuarantineActionKind.Scan(value)
}
// Value implements the driver Valuer interface.
func (ns NullLidarrQuarantineActionKind) Value() (driver.Value, error) {
if !ns.Valid {
return nil, nil
}
return string(ns.LidarrQuarantineActionKind), nil
}
type LidarrQuarantineReason string
const (
LidarrQuarantineReasonBadRip LidarrQuarantineReason = "bad_rip"
LidarrQuarantineReasonWrongFile LidarrQuarantineReason = "wrong_file"
LidarrQuarantineReasonWrongTags LidarrQuarantineReason = "wrong_tags"
LidarrQuarantineReasonDuplicate LidarrQuarantineReason = "duplicate"
LidarrQuarantineReasonOther LidarrQuarantineReason = "other"
)
func (e *LidarrQuarantineReason) Scan(src interface{}) error {
switch s := src.(type) {
case []byte:
*e = LidarrQuarantineReason(s)
case string:
*e = LidarrQuarantineReason(s)
default:
return fmt.Errorf("unsupported scan type for LidarrQuarantineReason: %T", src)
}
return nil
}
type NullLidarrQuarantineReason struct {
LidarrQuarantineReason LidarrQuarantineReason
Valid bool // Valid is true if LidarrQuarantineReason is not NULL
}
// Scan implements the Scanner interface.
func (ns *NullLidarrQuarantineReason) Scan(value interface{}) error {
if value == nil {
ns.LidarrQuarantineReason, ns.Valid = "", false
return nil
}
ns.Valid = true
return ns.LidarrQuarantineReason.Scan(value)
}
// Value implements the driver Valuer interface.
func (ns NullLidarrQuarantineReason) Value() (driver.Value, error) {
if !ns.Valid {
return nil, nil
}
return string(ns.LidarrQuarantineReason), nil
}
type LidarrRequestKind string
const (
LidarrRequestKindArtist LidarrRequestKind = "artist"
LidarrRequestKindAlbum LidarrRequestKind = "album"
LidarrRequestKindTrack LidarrRequestKind = "track"
)
func (e *LidarrRequestKind) Scan(src interface{}) error {
switch s := src.(type) {
case []byte:
*e = LidarrRequestKind(s)
case string:
*e = LidarrRequestKind(s)
default:
return fmt.Errorf("unsupported scan type for LidarrRequestKind: %T", src)
}
return nil
}
type NullLidarrRequestKind struct {
LidarrRequestKind LidarrRequestKind
Valid bool // Valid is true if LidarrRequestKind is not NULL
}
// Scan implements the Scanner interface.
func (ns *NullLidarrRequestKind) Scan(value interface{}) error {
if value == nil {
ns.LidarrRequestKind, ns.Valid = "", false
return nil
}
ns.Valid = true
return ns.LidarrRequestKind.Scan(value)
}
// Value implements the driver Valuer interface.
func (ns NullLidarrRequestKind) Value() (driver.Value, error) {
if !ns.Valid {
return nil, nil
}
return string(ns.LidarrRequestKind), nil
}
type LidarrRequestStatus string
const (
LidarrRequestStatusPending LidarrRequestStatus = "pending"
LidarrRequestStatusApproved LidarrRequestStatus = "approved"
LidarrRequestStatusRejected LidarrRequestStatus = "rejected"
LidarrRequestStatusCompleted LidarrRequestStatus = "completed"
LidarrRequestStatusFailed LidarrRequestStatus = "failed"
)
func (e *LidarrRequestStatus) Scan(src interface{}) error {
switch s := src.(type) {
case []byte:
*e = LidarrRequestStatus(s)
case string:
*e = LidarrRequestStatus(s)
default:
return fmt.Errorf("unsupported scan type for LidarrRequestStatus: %T", src)
}
return nil
}
type NullLidarrRequestStatus struct {
LidarrRequestStatus LidarrRequestStatus
Valid bool // Valid is true if LidarrRequestStatus is not NULL
}
// Scan implements the Scanner interface.
func (ns *NullLidarrRequestStatus) Scan(value interface{}) error {
if value == nil {
ns.LidarrRequestStatus, ns.Valid = "", false
return nil
}
ns.Valid = true
return ns.LidarrRequestStatus.Scan(value)
}
// Value implements the driver Valuer interface.
func (ns NullLidarrRequestStatus) Value() (driver.Value, error) {
if !ns.Valid {
return nil, nil
}
return string(ns.LidarrRequestStatus), nil
}
type Album struct {
ID pgtype.UUID
Title string
SortTitle string
ArtistID pgtype.UUID
ReleaseDate pgtype.Date
Mbid *string
CoverArtPath *string
CreatedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
CoverArtSource *string
CoverArtSourcesVersion int32
}
type Artist struct {
ID pgtype.UUID
Name string
SortName string
Mbid *string
CreatedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
ArtistThumbPath *string
ArtistFanartPath *string
ArtistArtSource *string
ArtistArtSourcesVersion int32
}
type ArtistSimilarity struct {
ArtistAID pgtype.UUID
ArtistBID pgtype.UUID
Score float64
Source string
FetchedAt pgtype.Timestamptz
}
type ArtistSimilarityUnmatched struct {
SeedArtistID pgtype.UUID
CandidateMbid string
CandidateName string
Score float64
Source string
FetchedAt pgtype.Timestamptz
}
type AuditLog struct {
ID pgtype.UUID
ActorID pgtype.UUID
TargetID pgtype.UUID
Action string
Metadata []byte
CreatedAt pgtype.Timestamptz
}
type ContextualLike struct {
ID pgtype.UUID
UserID pgtype.UUID
TrackID pgtype.UUID
LikedAt pgtype.Timestamptz
DeletedAt pgtype.Timestamptz
SessionVector []byte
SessionID pgtype.UUID
}
type CoverArtProviderSetting struct {
ProviderID string
Enabled bool
ApiKey *string
DisplayOrder int32
CreatedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
}
type CoverArtSourcesMetum struct {
ID bool
CurrentVersion int32
LastRegisteredProvidersHash string
}
type GeneralLike struct {
UserID pgtype.UUID
TrackID pgtype.UUID
LikedAt pgtype.Timestamptz
}
type GeneralLikesAlbum struct {
UserID pgtype.UUID
AlbumID pgtype.UUID
LikedAt pgtype.Timestamptz
}
type GeneralLikesArtist struct {
UserID pgtype.UUID
ArtistID pgtype.UUID
LikedAt pgtype.Timestamptz
}
type LibraryChange struct {
ID int64
EntityType string
EntityID string
Op string
ChangedAt pgtype.Timestamptz
}
type LidarrConfig struct {
ID int16
Enabled bool
BaseUrl *string
ApiKey *string
DefaultQualityProfileID *int32
DefaultRootFolderPath *string
CreatedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
DefaultMetadataProfileID *int32
}
type LidarrQuarantine struct {
UserID pgtype.UUID
TrackID pgtype.UUID
Reason LidarrQuarantineReason
Notes *string
CreatedAt pgtype.Timestamptz
}
type LidarrQuarantineAction struct {
ID pgtype.UUID
TrackID pgtype.UUID
TrackTitle string
ArtistName string
AlbumTitle *string
Action LidarrQuarantineActionKind
AdminID pgtype.UUID
LidarrAlbumMbid *string
AffectedUsers int32
CreatedAt pgtype.Timestamptz
}
type LidarrRequest struct {
ID pgtype.UUID
UserID pgtype.UUID
Status LidarrRequestStatus
Kind LidarrRequestKind
LidarrArtistMbid string
LidarrAlbumMbid *string
LidarrTrackMbid *string
ArtistName string
AlbumTitle *string
TrackTitle *string
QualityProfileID *int32
RootFolderPath *string
DecidedAt pgtype.Timestamptz
DecidedBy pgtype.UUID
Notes *string
CompletedAt pgtype.Timestamptz
MatchedTrackID pgtype.UUID
MatchedAlbumID pgtype.UUID
MatchedArtistID pgtype.UUID
RequestedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
LidarrAddConfirmedAt pgtype.Timestamptz
}
type PasswordReset struct {
Token string
UserID pgtype.UUID
CreatedAt pgtype.Timestamptz
ExpiresAt pgtype.Timestamptz
UsedAt pgtype.Timestamptz
}
type PlayEvent struct {
ID pgtype.UUID
UserID pgtype.UUID
TrackID pgtype.UUID
SessionID pgtype.UUID
StartedAt pgtype.Timestamptz
EndedAt pgtype.Timestamptz
DurationPlayedMs *int32
CompletionRatio *float64
WasSkipped bool
ClientID *string
SessionVectorAtPlay []byte
ScrobbledAt pgtype.Timestamptz
Source *string
}
type PlaySession struct {
ID pgtype.UUID
UserID pgtype.UUID
StartedAt pgtype.Timestamptz
EndedAt pgtype.Timestamptz
LastEventAt pgtype.Timestamptz
TrackCount int32
ClientID *string
}
type PlaybackError struct {
ID pgtype.UUID
TrackID pgtype.UUID
UserID pgtype.UUID
ClientID string
Kind string
Detail *string
OccurredAt pgtype.Timestamptz
ResolvedAt pgtype.Timestamptz
ResolvedBy pgtype.UUID
Resolution *string
}
type Playlist struct {
ID pgtype.UUID
UserID pgtype.UUID
Name string
Description string
IsPublic bool
CoverPath *string
TrackCount int32
DurationSec int32
CreatedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
Kind string
SystemVariant *string
SeedArtistID pgtype.UUID
}
type PlaylistTrack struct {
PlaylistID pgtype.UUID
Position int32
TrackID pgtype.UUID
Title string
ArtistName string
AlbumTitle string
DurationSec int32
AddedAt pgtype.Timestamptz
}
type RegistrationSetting struct {
ID bool
Mode string
}
type ScanRun struct {
ID pgtype.UUID
StartedAt pgtype.Timestamptz
FinishedAt pgtype.Timestamptz
Library []byte
MbidBackfill []byte
CoverEnrich []byte
ErrorMessage *string
ArtistArtEnrich []byte
}
type ScrobbleQueue struct {
ID pgtype.UUID
UserID pgtype.UUID
PlayEventID pgtype.UUID
Status string
Attempts int32
NextAttemptAt pgtype.Timestamptz
LastError *string
EnqueuedAt pgtype.Timestamptz
}
type Session struct {
ID pgtype.UUID
UserID pgtype.UUID
TokenHash []byte
UserAgent string
CreatedAt pgtype.Timestamptz
LastSeenAt pgtype.Timestamptz
}
type SkipEvent struct {
ID pgtype.UUID
UserID pgtype.UUID
TrackID pgtype.UUID
SessionID pgtype.UUID
SkippedAt pgtype.Timestamptz
PositionMs int32
}
type SmtpConfig struct {
ID bool
Enabled bool
Host string
Port int32
Username string
Password string
FromAddress string
FromName string
UseTls bool
UpdatedAt pgtype.Timestamptz
}
type SystemPlaylistRotationState struct {
UserID pgtype.UUID
PlaylistKind string
PlayedTrackIds []pgtype.UUID
RotationStartedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
}
type SystemPlaylistRun struct {
UserID pgtype.UUID
LastRunAt pgtype.Timestamptz
LastRunDate pgtype.Date
InFlight bool
LastError *string
}
type TasteProfileArtist struct {
UserID pgtype.UUID
ArtistID pgtype.UUID
Weight float64
UpdatedAt pgtype.Timestamptz
}
type TasteProfileTag struct {
UserID pgtype.UUID
Tag string
Weight float64
UpdatedAt pgtype.Timestamptz
}
type Track struct {
ID pgtype.UUID
Title string
AlbumID pgtype.UUID
ArtistID pgtype.UUID
TrackNumber *int32
DiscNumber *int32
DurationMs int32
FilePath string
FileSize int64
FileFormat string
Bitrate *int32
Mbid *string
Genre *string
AddedAt pgtype.Timestamptz
UpdatedAt pgtype.Timestamptz
}
type TrackSimilarity struct {
TrackAID pgtype.UUID
TrackBID pgtype.UUID
Score float64
Source string
FetchedAt pgtype.Timestamptz
}
type User struct {
ID pgtype.UUID
Username string
PasswordHash string
ApiToken string
IsAdmin bool
CreatedAt pgtype.Timestamptz
SubsonicPassword *string
ListenbrainzToken *string
ListenbrainzEnabled bool
DisplayName *string
AutoApproveRequests bool
Email *string
Timezone string
TimezoneUpdatedAt pgtype.Timestamptz
}
type UserInvite struct {
Token string
InvitedBy pgtype.UUID
Note *string
CreatedAt pgtype.Timestamptz
ExpiresAt pgtype.Timestamptz
RedeemedAt pgtype.Timestamptz
RedeemedBy pgtype.UUID
}
type YouMightLikeAlbum struct {
UserID pgtype.UUID
AlbumID pgtype.UUID
Rank int32
BuiltAt pgtype.Timestamptz
}
type YouMightLikeArtist struct {
UserID pgtype.UUID
ArtistID pgtype.UUID
Rank int32
BuiltAt pgtype.Timestamptz
}