minstrel/internal/db/dbq/wanted.sql.go

// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.31.1
// source: wanted.sql

package dbq

import (
	"context"

	"github.com/jackc/pgx/v5/pgtype"
)

const clearDefaultReleaseTypeProfile = `-- name: ClearDefaultReleaseTypeProfile :exec
UPDATE release_type_profiles SET is_default = false, updated_at = now() WHERE is_default
`

func (q *Queries) ClearDefaultReleaseTypeProfile(ctx context.Context) error {
	_, err := q.db.Exec(ctx, clearDefaultReleaseTypeProfile)
	return err
}

const countWants = `-- name: CountWants :one
SELECT COUNT(*) FILTER (WHERE fulfilled_at IS NULL AND reason <> 'missing')::bigint AS wanted,
       COUNT(*) FILTER (WHERE fulfilled_at IS NULL AND reason = 'missing')::bigint  AS missing,
       COUNT(*) FILTER (WHERE fulfilled_at IS NOT NULL)::bigint                     AS held,
       (SELECT COUNT(*) FROM follows)::bigint                                       AS following
  FROM wants
`

type CountWantsRow struct {
	Wanted    int64
	Missing   int64
	Held      int64
	Following int64
}

func (q *Queries) CountWants(ctx context.Context) (CountWantsRow, error) {
	row := q.db.QueryRow(ctx, countWants)
	var i CountWantsRow
	err := row.Scan(
		&i.Wanted,
		&i.Missing,
		&i.Held,
		&i.Following,
	)
	return i, err
}

const createReleaseTypeProfile = `-- name: CreateReleaseTypeProfile :one
INSERT INTO release_type_profiles (name, primary_types, secondary_types)
VALUES ($1, $2, $3)
RETURNING id, name, primary_types, secondary_types, is_default, created_at, updated_at
`

type CreateReleaseTypeProfileParams struct {
	Name           string
	PrimaryTypes   []string
	SecondaryTypes []string
}

func (q *Queries) CreateReleaseTypeProfile(ctx context.Context, arg CreateReleaseTypeProfileParams) (ReleaseTypeProfile, error) {
	row := q.db.QueryRow(ctx, createReleaseTypeProfile, arg.Name, arg.PrimaryTypes, arg.SecondaryTypes)
	var i ReleaseTypeProfile
	err := row.Scan(
		&i.ID,
		&i.Name,
		&i.PrimaryTypes,
		&i.SecondaryTypes,
		&i.IsDefault,
		&i.CreatedAt,
		&i.UpdatedAt,
	)
	return i, err
}

const deleteFollow = `-- name: DeleteFollow :execrows
DELETE FROM follows WHERE artist_mbid = $1
`

func (q *Queries) DeleteFollow(ctx context.Context, artistMbid string) (int64, error) {
	result, err := q.db.Exec(ctx, deleteFollow, artistMbid)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const deleteReleaseTypeProfile = `-- name: DeleteReleaseTypeProfile :execrows
DELETE FROM release_type_profiles WHERE id = $1 AND NOT is_default
`

// The default stays; one in use is refused by the follows foreign key.
func (q *Queries) DeleteReleaseTypeProfile(ctx context.Context, id pgtype.UUID) (int64, error) {
	result, err := q.db.Exec(ctx, deleteReleaseTypeProfile, id)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const deleteWant = `-- name: DeleteWant :execrows
DELETE FROM wants WHERE id = $1
`

func (q *Queries) DeleteWant(ctx context.Context, id pgtype.UUID) (int64, error) {
	result, err := q.db.Exec(ctx, deleteWant, id)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const fulfillWant = `-- name: FulfillWant :exec
UPDATE wants
   SET fulfilled_at = now(),
       album_id     = $1,
       updated_at   = now()
 WHERE id = $2 AND fulfilled_at IS NULL
`

type FulfillWantParams struct {
	AlbumID pgtype.UUID
	ID      pgtype.UUID
}

func (q *Queries) FulfillWant(ctx context.Context, arg FulfillWantParams) error {
	_, err := q.db.Exec(ctx, fulfillWant, arg.AlbumID, arg.ID)
	return err
}

const getDefaultReleaseTypeProfile = `-- name: GetDefaultReleaseTypeProfile :one
SELECT id, name, primary_types, secondary_types, is_default, created_at, updated_at FROM release_type_profiles WHERE is_default
`

func (q *Queries) GetDefaultReleaseTypeProfile(ctx context.Context) (ReleaseTypeProfile, error) {
	row := q.db.QueryRow(ctx, getDefaultReleaseTypeProfile)
	var i ReleaseTypeProfile
	err := row.Scan(
		&i.ID,
		&i.Name,
		&i.PrimaryTypes,
		&i.SecondaryTypes,
		&i.IsDefault,
		&i.CreatedAt,
		&i.UpdatedAt,
	)
	return i, err
}

const getFollow = `-- name: GetFollow :one
SELECT f.artist_mbid, f.artist_name, f.profile_id, f.followed_by, f.followed_at, f.baseline_at, f.want_existing, f.checked_at, f.updated_at, p.name AS profile_name
  FROM follows f
  JOIN release_type_profiles p ON p.id = f.profile_id
 WHERE f.artist_mbid = $1
`

type GetFollowRow struct {
	ArtistMbid   string
	ArtistName   string
	ProfileID    pgtype.UUID
	FollowedBy   pgtype.UUID
	FollowedAt   pgtype.Timestamptz
	BaselineAt   pgtype.Timestamptz
	WantExisting bool
	CheckedAt    pgtype.Timestamptz
	UpdatedAt    pgtype.Timestamptz
	ProfileName  string
}

func (q *Queries) GetFollow(ctx context.Context, artistMbid string) (GetFollowRow, error) {
	row := q.db.QueryRow(ctx, getFollow, artistMbid)
	var i GetFollowRow
	err := row.Scan(
		&i.ArtistMbid,
		&i.ArtistName,
		&i.ProfileID,
		&i.FollowedBy,
		&i.FollowedAt,
		&i.BaselineAt,
		&i.WantExisting,
		&i.CheckedAt,
		&i.UpdatedAt,
		&i.ProfileName,
	)
	return i, err
}

const getReleaseTypeProfile = `-- name: GetReleaseTypeProfile :one
SELECT id, name, primary_types, secondary_types, is_default, created_at, updated_at FROM release_type_profiles WHERE id = $1
`

func (q *Queries) GetReleaseTypeProfile(ctx context.Context, id pgtype.UUID) (ReleaseTypeProfile, error) {
	row := q.db.QueryRow(ctx, getReleaseTypeProfile, id)
	var i ReleaseTypeProfile
	err := row.Scan(
		&i.ID,
		&i.Name,
		&i.PrimaryTypes,
		&i.SecondaryTypes,
		&i.IsDefault,
		&i.CreatedAt,
		&i.UpdatedAt,
	)
	return i, err
}

const getWantByReleaseGroup = `-- name: GetWantByReleaseGroup :one
SELECT id, release_group_mbid, artist_mbid, artist_name, title, primary_type, first_release_date, reason, album_id, created_by, wanted_at, fulfilled_at, created_at, updated_at, searched_at, search_outcome, search_considered, best_release, best_verdict, search_error FROM wants WHERE release_group_mbid = $1
`

func (q *Queries) GetWantByReleaseGroup(ctx context.Context, releaseGroupMbid string) (Want, error) {
	row := q.db.QueryRow(ctx, getWantByReleaseGroup, releaseGroupMbid)
	var i Want
	err := row.Scan(
		&i.ID,
		&i.ReleaseGroupMbid,
		&i.ArtistMbid,
		&i.ArtistName,
		&i.Title,
		&i.PrimaryType,
		&i.FirstReleaseDate,
		&i.Reason,
		&i.AlbumID,
		&i.CreatedBy,
		&i.WantedAt,
		&i.FulfilledAt,
		&i.CreatedAt,
		&i.UpdatedAt,
		&i.SearchedAt,
		&i.SearchOutcome,
		&i.SearchConsidered,
		&i.BestRelease,
		&i.BestVerdict,
		&i.SearchError,
	)
	return i, err
}

const libraryHoldsReleaseGroup = `-- name: LibraryHoldsReleaseGroup :one
SELECT EXISTS (
    SELECT 1 FROM albums a
     WHERE (a.release_group_mbid = $1::text
            OR a.mbid = $1
            OR a.mbid IN (SELECT r.mbid FROM mb_releases r WHERE r.release_group_mbid = $1)
            OR (lower(a.title) = lower($2::text)
                AND a.artist_id IN (SELECT ar.id FROM artists ar WHERE ar.mbid = $3::text)))
       AND EXISTS (SELECT 1 FROM tracks t WHERE t.album_id = a.id AND t.missing_since IS NULL)
)
`

type LibraryHoldsReleaseGroupParams struct {
	GroupMbid  string
	Title      string
	ArtistMbid string
}

// Whether the library already has the group: an album tagged with it or
// with one of its releases, or failing that an album of the artist's with
// the same title. Only albums with a track on disk count.
func (q *Queries) LibraryHoldsReleaseGroup(ctx context.Context, arg LibraryHoldsReleaseGroupParams) (bool, error) {
	row := q.db.QueryRow(ctx, libraryHoldsReleaseGroup, arg.GroupMbid, arg.Title, arg.ArtistMbid)
	var exists bool
	err := row.Scan(&exists)
	return exists, err
}

const listFollowGroups = `-- name: ListFollowGroups :many
SELECT g.mbid, g.title, g.primary_type, g.secondary_types, g.first_release_date,
       EXISTS (SELECT 1 FROM follow_seen_groups s
                WHERE s.artist_mbid = $1 AND s.release_group_mbid = g.mbid) AS seen
  FROM mb_artist_release_groups ag
  JOIN mb_release_groups g ON g.mbid = ag.release_group_mbid
 WHERE ag.artist_mbid = $1
 ORDER BY g.first_release_date, g.title
`

type ListFollowGroupsRow struct {
	Mbid             string
	Title            string
	PrimaryType      string
	SecondaryTypes   []string
	FirstReleaseDate string
	Seen             bool
}

// An artist's release groups from the catalogue, each with whether the
// follow has judged it before.
func (q *Queries) ListFollowGroups(ctx context.Context, artistMbid string) ([]ListFollowGroupsRow, error) {
	rows, err := q.db.Query(ctx, listFollowGroups, artistMbid)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListFollowGroupsRow
	for rows.Next() {
		var i ListFollowGroupsRow
		if err := rows.Scan(
			&i.Mbid,
			&i.Title,
			&i.PrimaryType,
			&i.SecondaryTypes,
			&i.FirstReleaseDate,
			&i.Seen,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listFollows = `-- name: ListFollows :many
SELECT f.artist_mbid, f.artist_name, f.profile_id, f.followed_at, f.baseline_at, f.checked_at,
       p.name AS profile_name,
       (SELECT a.id FROM artists a WHERE a.mbid = f.artist_mbid) AS artist_id,
       (SELECT COUNT(*) FROM wants w
         WHERE w.artist_mbid = f.artist_mbid AND w.fulfilled_at IS NULL)::bigint AS open_wants
  FROM follows f
  JOIN release_type_profiles p ON p.id = f.profile_id
 ORDER BY lower(f.artist_name), f.artist_mbid
`

type ListFollowsRow struct {
	ArtistMbid  string
	ArtistName  string
	ProfileID   pgtype.UUID
	FollowedAt  pgtype.Timestamptz
	BaselineAt  pgtype.Timestamptz
	CheckedAt   pgtype.Timestamptz
	ProfileName string
	ArtistID    pgtype.UUID
	OpenWants   int64
}

func (q *Queries) ListFollows(ctx context.Context) ([]ListFollowsRow, error) {
	rows, err := q.db.Query(ctx, listFollows)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListFollowsRow
	for rows.Next() {
		var i ListFollowsRow
		if err := rows.Scan(
			&i.ArtistMbid,
			&i.ArtistName,
			&i.ProfileID,
			&i.FollowedAt,
			&i.BaselineAt,
			&i.CheckedAt,
			&i.ProfileName,
			&i.ArtistID,
			&i.OpenWants,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listFollowsDue = `-- name: ListFollowsDue :many
SELECT f.artist_mbid, f.artist_name, f.profile_id, f.followed_by, f.followed_at, f.baseline_at, f.want_existing, f.checked_at, f.updated_at
  FROM follows f
 WHERE f.baseline_at IS NULL OR f.checked_at IS NULL OR f.checked_at < $1
 ORDER BY f.baseline_at NULLS FIRST, f.checked_at NULLS FIRST, f.artist_mbid
 LIMIT $2
`

type ListFollowsDueParams struct {
	Before  pgtype.Timestamptz
	MaxRows int32
}

// Follows whose discography has not been applied since @before, never-read
// first, so a new follow's baseline is not stuck behind daily re-checks.
func (q *Queries) ListFollowsDue(ctx context.Context, arg ListFollowsDueParams) ([]Follow, error) {
	rows, err := q.db.Query(ctx, listFollowsDue, arg.Before, arg.MaxRows)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []Follow
	for rows.Next() {
		var i Follow
		if err := rows.Scan(
			&i.ArtistMbid,
			&i.ArtistName,
			&i.ProfileID,
			&i.FollowedBy,
			&i.FollowedAt,
			&i.BaselineAt,
			&i.WantExisting,
			&i.CheckedAt,
			&i.UpdatedAt,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listOpenWants = `-- name: ListOpenWants :many
SELECT id, release_group_mbid, artist_mbid, artist_name, title, primary_type, first_release_date, reason, album_id, created_by, wanted_at, fulfilled_at, created_at, updated_at, searched_at, search_outcome, search_considered, best_release, best_verdict, search_error FROM wants
 WHERE fulfilled_at IS NULL
 ORDER BY wanted_at, id
 LIMIT $1
`

func (q *Queries) ListOpenWants(ctx context.Context, limit int32) ([]Want, error) {
	rows, err := q.db.Query(ctx, listOpenWants, limit)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []Want
	for rows.Next() {
		var i Want
		if err := rows.Scan(
			&i.ID,
			&i.ReleaseGroupMbid,
			&i.ArtistMbid,
			&i.ArtistName,
			&i.Title,
			&i.PrimaryType,
			&i.FirstReleaseDate,
			&i.Reason,
			&i.AlbumID,
			&i.CreatedBy,
			&i.WantedAt,
			&i.FulfilledAt,
			&i.CreatedAt,
			&i.UpdatedAt,
			&i.SearchedAt,
			&i.SearchOutcome,
			&i.SearchConsidered,
			&i.BestRelease,
			&i.BestVerdict,
			&i.SearchError,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listReleaseTypeProfiles = `-- name: ListReleaseTypeProfiles :many

SELECT p.id, p.name, p.primary_types, p.secondary_types, p.is_default, p.created_at, p.updated_at,
       (SELECT COUNT(*) FROM follows f WHERE f.profile_id = p.id)::bigint AS follow_count
  FROM release_type_profiles p
 ORDER BY p.is_default DESC, p.name
`

type ListReleaseTypeProfilesRow struct {
	ID             pgtype.UUID
	Name           string
	PrimaryTypes   []string
	SecondaryTypes []string
	IsDefault      bool
	CreatedAt      pgtype.Timestamptz
	UpdatedAt      pgtype.Timestamptz
	FollowCount    int64
}

// The wanted list (M502 #5520): release-type profiles, follows and wants.
func (q *Queries) ListReleaseTypeProfiles(ctx context.Context) ([]ListReleaseTypeProfilesRow, error) {
	rows, err := q.db.Query(ctx, listReleaseTypeProfiles)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListReleaseTypeProfilesRow
	for rows.Next() {
		var i ListReleaseTypeProfilesRow
		if err := rows.Scan(
			&i.ID,
			&i.Name,
			&i.PrimaryTypes,
			&i.SecondaryTypes,
			&i.IsDefault,
			&i.CreatedAt,
			&i.UpdatedAt,
			&i.FollowCount,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listWants = `-- name: ListWants :many
SELECT w.id, w.release_group_mbid, w.artist_mbid, w.artist_name, w.title, w.reason,
       w.album_id, w.wanted_at, w.fulfilled_at,
       -- A request names an album before the catalogue has read it: the
       -- catalogue's type and date fill in once it has.
       COALESCE(NULLIF(w.primary_type, ''), g.primary_type, '')::text             AS primary_type,
       COALESCE(g.secondary_types, '{}')::text[]                                  AS secondary_types,
       COALESCE(NULLIF(w.first_release_date, ''), g.first_release_date, '')::text AS first_release_date,
       u.username AS requested_by,
       (SELECT ar.id FROM artists ar WHERE ar.mbid = w.artist_mbid) AS library_artist_id,
       -- The search schedule's last look (#5521), and the download running.
       w.searched_at, w.search_outcome, w.search_considered, w.best_release, w.best_verdict, w.search_error,
       gr.name AS grab_name, gr.grabbed_at, gr.origin AS grab_origin, gr.quality AS grab_quality
  FROM wants w
  LEFT JOIN users u ON u.id = w.created_by
  LEFT JOIN mb_release_groups g ON g.mbid = w.release_group_mbid
  LEFT JOIN grabs gr ON gr.want_id = w.id AND gr.ended_at IS NULL
 WHERE CASE $1::text
         WHEN 'held'    THEN w.fulfilled_at IS NOT NULL
         WHEN 'missing' THEN w.fulfilled_at IS NULL AND w.reason = 'missing'
         ELSE                w.fulfilled_at IS NULL AND w.reason <> 'missing'
       END
 ORDER BY COALESCE(w.fulfilled_at, w.wanted_at) DESC, w.id
 LIMIT $3 OFFSET $2
`

type ListWantsParams struct {
	State   string
	Skip    int32
	MaxRows int32
}

type ListWantsRow struct {
	ID               pgtype.UUID
	ReleaseGroupMbid string
	ArtistMbid       string
	ArtistName       string
	Title            string
	Reason           string
	AlbumID          pgtype.UUID
	WantedAt         pgtype.Timestamptz
	FulfilledAt      pgtype.Timestamptz
	PrimaryType      string
	SecondaryTypes   []string
	FirstReleaseDate string
	RequestedBy      *string
	LibraryArtistID  pgtype.UUID
	SearchedAt       pgtype.Timestamptz
	SearchOutcome    string
	SearchConsidered int32
	BestRelease      string
	BestVerdict      string
	SearchError      string
	GrabName         *string
	GrabbedAt        pgtype.Timestamptz
	GrabOrigin       *string
	GrabQuality      *string
}

// The Wanted page: open wants (all but missing ones, or only missing ones),
// or what was held most recently.
func (q *Queries) ListWants(ctx context.Context, arg ListWantsParams) ([]ListWantsRow, error) {
	rows, err := q.db.Query(ctx, listWants, arg.State, arg.Skip, arg.MaxRows)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListWantsRow
	for rows.Next() {
		var i ListWantsRow
		if err := rows.Scan(
			&i.ID,
			&i.ReleaseGroupMbid,
			&i.ArtistMbid,
			&i.ArtistName,
			&i.Title,
			&i.Reason,
			&i.AlbumID,
			&i.WantedAt,
			&i.FulfilledAt,
			&i.PrimaryType,
			&i.SecondaryTypes,
			&i.FirstReleaseDate,
			&i.RequestedBy,
			&i.LibraryArtistID,
			&i.SearchedAt,
			&i.SearchOutcome,
			&i.SearchConsidered,
			&i.BestRelease,
			&i.BestVerdict,
			&i.SearchError,
			&i.GrabName,
			&i.GrabbedAt,
			&i.GrabOrigin,
			&i.GrabQuality,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const markFollowChecked = `-- name: MarkFollowChecked :exec
UPDATE follows
   SET checked_at    = now(),
       baseline_at   = COALESCE(baseline_at, now()),
       want_existing = false,
       updated_at    = now()
 WHERE artist_mbid = $1
`

func (q *Queries) MarkFollowChecked(ctx context.Context, artistMbid string) error {
	_, err := q.db.Exec(ctx, markFollowChecked, artistMbid)
	return err
}

const markGroupSeen = `-- name: MarkGroupSeen :exec
INSERT INTO follow_seen_groups (artist_mbid, release_group_mbid)
VALUES ($1, $2)
ON CONFLICT DO NOTHING
`

type MarkGroupSeenParams struct {
	ArtistMbid       string
	ReleaseGroupMbid string
}

func (q *Queries) MarkGroupSeen(ctx context.Context, arg MarkGroupSeenParams) error {
	_, err := q.db.Exec(ctx, markGroupSeen, arg.ArtistMbid, arg.ReleaseGroupMbid)
	return err
}

const repointWant = `-- name: RepointWant :exec
UPDATE wants SET release_group_mbid = $2, updated_at = now() WHERE id = $1
`

type RepointWantParams struct {
	ID               pgtype.UUID
	ReleaseGroupMbid string
}

// A want recorded under a release id before #5241 is moved to its group.
func (q *Queries) RepointWant(ctx context.Context, arg RepointWantParams) error {
	_, err := q.db.Exec(ctx, repointWant, arg.ID, arg.ReleaseGroupMbid)
	return err
}

const setDefaultReleaseTypeProfile = `-- name: SetDefaultReleaseTypeProfile :execrows
UPDATE release_type_profiles SET is_default = true, updated_at = now() WHERE id = $1
`

func (q *Queries) SetDefaultReleaseTypeProfile(ctx context.Context, id pgtype.UUID) (int64, error) {
	result, err := q.db.Exec(ctx, setDefaultReleaseTypeProfile, id)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const updateReleaseTypeProfile = `-- name: UpdateReleaseTypeProfile :one
UPDATE release_type_profiles
   SET name            = $2,
       primary_types   = $3,
       secondary_types = $4,
       updated_at      = now()
 WHERE id = $1
RETURNING id, name, primary_types, secondary_types, is_default, created_at, updated_at
`

type UpdateReleaseTypeProfileParams struct {
	ID             pgtype.UUID
	Name           string
	PrimaryTypes   []string
	SecondaryTypes []string
}

func (q *Queries) UpdateReleaseTypeProfile(ctx context.Context, arg UpdateReleaseTypeProfileParams) (ReleaseTypeProfile, error) {
	row := q.db.QueryRow(ctx, updateReleaseTypeProfile,
		arg.ID,
		arg.Name,
		arg.PrimaryTypes,
		arg.SecondaryTypes,
	)
	var i ReleaseTypeProfile
	err := row.Scan(
		&i.ID,
		&i.Name,
		&i.PrimaryTypes,
		&i.SecondaryTypes,
		&i.IsDefault,
		&i.CreatedAt,
		&i.UpdatedAt,
	)
	return i, err
}

const upsertFollow = `-- name: UpsertFollow :one
INSERT INTO follows (artist_mbid, artist_name, profile_id, followed_by, want_existing)
VALUES ($1, $2, $3,
        $4, $5)
ON CONFLICT (artist_mbid) DO UPDATE
   SET artist_name   = EXCLUDED.artist_name,
       profile_id    = EXCLUDED.profile_id,
       want_existing = follows.want_existing OR EXCLUDED.want_existing,
       baseline_at   = CASE WHEN EXCLUDED.want_existing THEN NULL ELSE follows.baseline_at END,
       updated_at    = now()
RETURNING artist_mbid, artist_name, profile_id, followed_by, followed_at, baseline_at, want_existing, checked_at, updated_at
`

type UpsertFollowParams struct {
	ArtistMbid   string
	ArtistName   string
	ProfileID    pgtype.UUID
	FollowedBy   pgtype.UUID
	WantExisting bool
}

// Following an artist already followed changes its profile. want_existing
// only ever turns on here; the worker turns it off once applied, and turning
// it on again re-reads the baseline so the existing releases are judged.
func (q *Queries) UpsertFollow(ctx context.Context, arg UpsertFollowParams) (Follow, error) {
	row := q.db.QueryRow(ctx, upsertFollow,
		arg.ArtistMbid,
		arg.ArtistName,
		arg.ProfileID,
		arg.FollowedBy,
		arg.WantExisting,
	)
	var i Follow
	err := row.Scan(
		&i.ArtistMbid,
		&i.ArtistName,
		&i.ProfileID,
		&i.FollowedBy,
		&i.FollowedAt,
		&i.BaselineAt,
		&i.WantExisting,
		&i.CheckedAt,
		&i.UpdatedAt,
	)
	return i, err
}

const wantHoldings = `-- name: WantHoldings :many
SELECT a.id AS album_id,
       COUNT(*) FILTER (WHERE t.missing_since IS NULL)::int AS present,
       COALESCE(bool_or(t.missing_since IS NULL AND t.added_at > $1::timestamptz), false)::bool AS arrived_since,
       COALESCE(bool_or(t.missing_since IS NOT NULL AND t.missing_since < $1::timestamptz), false)::bool AS missing_before,
       -- Missing tracks no track on disk stands in for, by position or
       -- title. A missing row whose song is back at a new path (#5245) is
       -- covered; a lost bonus track is not.
       COUNT(*) FILTER (WHERE t.missing_since IS NOT NULL AND NOT EXISTS (
           SELECT 1 FROM tracks p
            WHERE p.album_id = a.id AND p.missing_since IS NULL
              AND ((p.track_number = t.track_number AND p.disc_number IS NOT DISTINCT FROM t.disc_number)
                   OR lower(p.title) = lower(t.title))))::int AS uncovered_missing
  FROM albums a
  JOIN tracks t ON t.album_id = a.id
 WHERE a.release_group_mbid = $2::text
    OR a.mbid = $2
    OR a.id = $3
    OR a.mbid IN (SELECT r.mbid FROM mb_releases r WHERE r.release_group_mbid = $2)
 GROUP BY a.id
 ORDER BY present DESC, a.id
`

type WantHoldingsParams struct {
	Since     pgtype.Timestamptz
	GroupMbid string
	AlbumID   pgtype.UUID
}

type WantHoldingsRow struct {
	AlbumID          pgtype.UUID
	Present          int32
	ArrivedSince     bool
	MissingBefore    bool
	UncoveredMissing int32
}

// Each library album that may answer a want, with what it has on disk:
// tracks present, whether one arrived since the want, and whether a track
// missing before the want is still missing.
func (q *Queries) WantHoldings(ctx context.Context, arg WantHoldingsParams) ([]WantHoldingsRow, error) {
	rows, err := q.db.Query(ctx, wantHoldings, arg.Since, arg.GroupMbid, arg.AlbumID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []WantHoldingsRow
	for rows.Next() {
		var i WantHoldingsRow
		if err := rows.Scan(
			&i.AlbumID,
			&i.Present,
			&i.ArrivedSince,
			&i.MissingBefore,
			&i.UncoveredMissing,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const wantReleaseGroup = `-- name: WantReleaseGroup :one
INSERT INTO wants (release_group_mbid, artist_mbid, artist_name, title, primary_type,
                   first_release_date, reason, created_by)
VALUES ($1, $2, $3, $4,
        $5, $6, $7, $8)
ON CONFLICT (release_group_mbid) DO UPDATE SET updated_at = wants.updated_at
RETURNING id, release_group_mbid, artist_mbid, artist_name, title, primary_type, first_release_date, reason, album_id, created_by, wanted_at, fulfilled_at, created_at, updated_at, searched_at, search_outcome, search_considered, best_release, best_verdict, search_error
`

type WantReleaseGroupParams struct {
	ReleaseGroupMbid string
	ArtistMbid       string
	ArtistName       string
	Title            string
	PrimaryType      string
	FirstReleaseDate string
	Reason           string
	CreatedBy        pgtype.UUID
}

// Wants a release group, or returns the want already recorded for it. A
// held want is not reopened here: the library has it.
func (q *Queries) WantReleaseGroup(ctx context.Context, arg WantReleaseGroupParams) (Want, error) {
	row := q.db.QueryRow(ctx, wantReleaseGroup,
		arg.ReleaseGroupMbid,
		arg.ArtistMbid,
		arg.ArtistName,
		arg.Title,
		arg.PrimaryType,
		arg.FirstReleaseDate,
		arg.Reason,
		arg.CreatedBy,
	)
	var i Want
	err := row.Scan(
		&i.ID,
		&i.ReleaseGroupMbid,
		&i.ArtistMbid,
		&i.ArtistName,
		&i.Title,
		&i.PrimaryType,
		&i.FirstReleaseDate,
		&i.Reason,
		&i.AlbumID,
		&i.CreatedBy,
		&i.WantedAt,
		&i.FulfilledAt,
		&i.CreatedAt,
		&i.UpdatedAt,
		&i.SearchedAt,
		&i.SearchOutcome,
		&i.SearchConsidered,
		&i.BestRelease,
		&i.BestVerdict,
		&i.SearchError,
	)
	return i, err
}