Files
probo/pkg/coredata/tracker_pattern.go
Bryan Frimin bd04f1812a Style
Signed-off-by: Bryan Frimin <bryan@probo.com>
2026-05-23 14:07:37 -07:00

1062 lines
23 KiB
Go

// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
package coredata
import (
"context"
"errors"
"fmt"
"maps"
"strings"
"time"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgconn"
"go.gearno.de/kit/pg"
"go.probo.inc/probo/pkg/gid"
"go.probo.inc/probo/pkg/iam/policy"
"go.probo.inc/probo/pkg/page"
)
type (
TrackerPattern struct {
ID gid.GID `db:"id"`
OrganizationID gid.GID `db:"organization_id"`
CookieBannerID gid.GID `db:"cookie_banner_id"`
CookieCategoryID gid.GID `db:"cookie_category_id"`
CommonTrackerPatternID *gid.GID `db:"common_tracker_pattern_id"`
ThirdPartyID *gid.GID `db:"third_party_id"`
TrackerType TrackerType `db:"tracker_type"`
Pattern string `db:"pattern"`
MatchType TrackerPatternMatchType `db:"match_type"`
DisplayName string `db:"display_name"`
Description string `db:"description"`
Excluded bool `db:"excluded"`
MaxAgeSeconds *int `db:"max_age_seconds"`
Source *CookieSource `db:"source"`
LastMatchedAt *time.Time `db:"last_matched_at"`
MappingRequestedAt *time.Time `db:"mapping_requested_at"`
CreatedAt time.Time `db:"created_at"`
UpdatedAt time.Time `db:"updated_at"`
}
TrackerPatterns []*TrackerPattern
)
func (tp *TrackerPattern) CursorKey(field TrackerPatternOrderField) page.CursorKey {
switch field {
case TrackerPatternOrderFieldCreatedAt:
return page.NewCursorKey(tp.ID, tp.CreatedAt)
case TrackerPatternOrderFieldName:
return page.NewCursorKey(tp.ID, tp.DisplayName)
case TrackerPatternOrderFieldLastMatchedAt:
if tp.LastMatchedAt == nil {
return page.NewCursorKey(tp.ID, time.Time{})
}
return page.NewCursorKey(tp.ID, *tp.LastMatchedAt)
case TrackerPatternOrderFieldUpdatedAt:
return page.NewCursorKey(tp.ID, tp.UpdatedAt)
case TrackerPatternOrderFieldSource:
if tp.Source == nil {
return page.NewCursorKey(tp.ID, "")
}
return page.NewCursorKey(tp.ID, string(*tp.Source))
}
panic(fmt.Sprintf("unsupported order by: %s", field))
}
func (tp *TrackerPattern) AuthorizationAttributes(
ctx context.Context,
conn pg.Querier,
resourceIDs []gid.GID,
) (policy.AttributesByID, error) {
q := `SELECT id, organization_id FROM tracker_patterns WHERE id = ANY(@resource_ids::text[])`
args := pgx.StrictNamedArgs{
"resource_ids": resourceIDs,
}
rows, err := conn.Query(ctx, q, args)
if err != nil {
return nil, fmt.Errorf("cannot query authorization attributes: %w", err)
}
defer rows.Close()
attrsByID := make(policy.AttributesByID)
for rows.Next() {
var id, organizationID gid.GID
if err := rows.Scan(&id, &organizationID); err != nil {
return nil, fmt.Errorf("cannot scan authorization attributes: %w", err)
}
attrsByID[id] = policy.Attributes{
"organization_id": organizationID.String(),
}
}
if err := rows.Err(); err != nil {
return nil, fmt.Errorf("cannot iterate authorization attributes: %w", err)
}
return attrsByID, nil
}
func (tp *TrackerPattern) LoadByID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
trackerPatternID gid.GID,
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND id = @tracker_pattern_id
LIMIT 1;
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{"tracker_pattern_id": trackerPatternID}
maps.Copy(args, scope.SQLArguments())
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
pattern, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[TrackerPattern])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return ErrResourceNotFound
}
return fmt.Errorf("cannot collect tracker pattern: %w", err)
}
*tp = pattern
return nil
}
func (tp *TrackerPattern) LoadByBannerIDTypeAndPattern(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieBannerID gid.GID,
trackerType TrackerType,
pattern string,
maxAgeSeconds *int,
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND cookie_banner_id = @cookie_banner_id
AND tracker_type = @tracker_type
AND pattern = @pattern
AND COALESCE(max_age_seconds, -1) = COALESCE(@max_age_seconds, -1)
LIMIT 1;
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{
"cookie_banner_id": cookieBannerID,
"tracker_type": trackerType,
"pattern": pattern,
"max_age_seconds": maxAgeSeconds,
}
maps.Copy(args, scope.SQLArguments())
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
p, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[TrackerPattern])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return ErrResourceNotFound
}
return fmt.Errorf("cannot collect tracker pattern: %w", err)
}
*tp = p
return nil
}
func (tp *TrackerPattern) FindMatchingPattern(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieBannerID gid.GID,
trackerType TrackerType,
identifier string,
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND cookie_banner_id = @cookie_banner_id
AND tracker_type = @tracker_type
AND (
(match_type = @match_type_glob
AND @identifier LIKE
replace(replace(replace(replace(
pattern, E'\\', E'\\\\'), '%', E'\\%'), '_', E'\\_'), '*', '%')
ESCAPE E'\\')
OR (match_type = @match_type_exact AND pattern = @identifier)
)
ORDER BY
CASE WHEN match_type = @match_type_exact AND pattern = @identifier THEN 0
ELSE 1
END,
length(replace(pattern, '*', '')) DESC
LIMIT 1;
`
q = strings.Replace(q, "%s", scope.SQLFragment(), 1)
args := pgx.StrictNamedArgs{
"cookie_banner_id": cookieBannerID,
"tracker_type": trackerType,
"identifier": identifier,
"match_type_glob": TrackerPatternMatchTypeGlob,
"match_type_exact": TrackerPatternMatchTypeExact,
}
maps.Copy(args, scope.SQLArguments())
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
pattern, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[TrackerPattern])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return ErrResourceNotFound
}
return fmt.Errorf("cannot collect tracker pattern: %w", err)
}
*tp = pattern
return nil
}
func (tp *TrackerPattern) Insert(
ctx context.Context,
tx pg.Tx,
scope Scoper,
) error {
q := `
INSERT INTO tracker_patterns (
id,
tenant_id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
) VALUES (
@id,
@tenant_id,
@organization_id,
@cookie_banner_id,
@cookie_category_id,
@common_tracker_pattern_id,
@third_party_id,
@tracker_type,
@pattern,
@match_type,
@display_name,
@description,
@excluded,
@max_age_seconds,
@source,
@last_matched_at,
@mapping_requested_at,
@created_at,
@updated_at
)
`
args := pgx.StrictNamedArgs{
"id": tp.ID,
"tenant_id": scope.GetTenantID(),
"organization_id": tp.OrganizationID,
"cookie_banner_id": tp.CookieBannerID,
"cookie_category_id": tp.CookieCategoryID,
"common_tracker_pattern_id": tp.CommonTrackerPatternID,
"third_party_id": tp.ThirdPartyID,
"tracker_type": tp.TrackerType,
"pattern": tp.Pattern,
"match_type": tp.MatchType,
"display_name": tp.DisplayName,
"description": tp.Description,
"excluded": tp.Excluded,
"max_age_seconds": tp.MaxAgeSeconds,
"source": tp.Source,
"last_matched_at": tp.LastMatchedAt,
"mapping_requested_at": tp.MappingRequestedAt,
"created_at": tp.CreatedAt,
"updated_at": tp.UpdatedAt,
}
_, err := tx.Exec(ctx, q, args)
if err != nil {
if pgErr, ok := errors.AsType[*pgconn.PgError](err); ok {
if pgErr.Code == "23505" && pgErr.ConstraintName == "idx_tracker_patterns_unique_pattern_per_banner" {
return ErrResourceAlreadyExists
}
}
return fmt.Errorf("cannot insert tracker pattern: %w", err)
}
return nil
}
func (tp *TrackerPattern) InsertIfNotExists(
ctx context.Context,
tx pg.Tx,
scope Scoper,
) (bool, error) {
q := `
INSERT INTO tracker_patterns (
id,
tenant_id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
) VALUES (
@id,
@tenant_id,
@organization_id,
@cookie_banner_id,
@cookie_category_id,
@common_tracker_pattern_id,
@third_party_id,
@tracker_type,
@pattern,
@match_type,
@display_name,
@description,
@excluded,
@max_age_seconds,
@source,
@last_matched_at,
@mapping_requested_at,
@created_at,
@updated_at
)
ON CONFLICT (cookie_banner_id, tracker_type, pattern, COALESCE(max_age_seconds, -1)) DO NOTHING
`
args := pgx.StrictNamedArgs{
"id": tp.ID,
"tenant_id": scope.GetTenantID(),
"organization_id": tp.OrganizationID,
"cookie_banner_id": tp.CookieBannerID,
"cookie_category_id": tp.CookieCategoryID,
"common_tracker_pattern_id": tp.CommonTrackerPatternID,
"third_party_id": tp.ThirdPartyID,
"tracker_type": tp.TrackerType,
"pattern": tp.Pattern,
"match_type": tp.MatchType,
"display_name": tp.DisplayName,
"description": tp.Description,
"excluded": tp.Excluded,
"max_age_seconds": tp.MaxAgeSeconds,
"source": tp.Source,
"last_matched_at": tp.LastMatchedAt,
"mapping_requested_at": tp.MappingRequestedAt,
"created_at": tp.CreatedAt,
"updated_at": tp.UpdatedAt,
}
result, err := tx.Exec(ctx, q, args)
if err != nil {
return false, fmt.Errorf("cannot insert tracker pattern: %w", err)
}
return result.RowsAffected() > 0, nil
}
func (tp *TrackerPattern) Update(
ctx context.Context,
tx pg.Tx,
scope Scoper,
) error {
q := `
UPDATE tracker_patterns
SET
cookie_category_id = @cookie_category_id,
display_name = @display_name,
max_age_seconds = @max_age_seconds,
description = @description,
excluded = @excluded,
last_matched_at = @last_matched_at,
updated_at = @updated_at
WHERE
%s
AND id = @id
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{
"id": tp.ID,
"cookie_category_id": tp.CookieCategoryID,
"display_name": tp.DisplayName,
"max_age_seconds": tp.MaxAgeSeconds,
"description": tp.Description,
"excluded": tp.Excluded,
"last_matched_at": tp.LastMatchedAt,
"updated_at": tp.UpdatedAt,
}
maps.Copy(args, scope.SQLArguments())
result, err := tx.Exec(ctx, q, args)
if err != nil {
if pgErr, ok := errors.AsType[*pgconn.PgError](err); ok {
if pgErr.Code == "23505" && pgErr.ConstraintName == "idx_tracker_patterns_unique_pattern_per_banner" {
return ErrResourceAlreadyExists
}
}
return fmt.Errorf("cannot update tracker pattern: %w", err)
}
if result.RowsAffected() == 0 {
return ErrResourceNotFound
}
return nil
}
func (tp *TrackerPattern) Delete(
ctx context.Context,
tx pg.Tx,
scope Scoper,
) error {
q := `
DELETE FROM tracker_patterns
WHERE
%s
AND id = @id
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{"id": tp.ID}
maps.Copy(args, scope.SQLArguments())
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot delete tracker pattern: %w", err)
}
return nil
}
func (tps *TrackerPatterns) LoadAllByCookieBannerID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieBannerID gid.GID,
filter *TrackerPatternFilter,
trackerType *TrackerType,
) error {
trackerTypeFragment := "TRUE"
if trackerType != nil {
trackerTypeFragment = "tracker_type = @tracker_type"
}
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND cookie_banner_id = @cookie_banner_id
AND %s
AND %s
ORDER BY
created_at ASC, id ASC;
`
q = fmt.Sprintf(q, scope.SQLFragment(), trackerTypeFragment, filter.SQLFragment())
args := pgx.StrictNamedArgs{"cookie_banner_id": cookieBannerID}
maps.Copy(args, scope.SQLArguments())
maps.Copy(args, filter.SQLArguments())
if trackerType != nil {
args["tracker_type"] = *trackerType
}
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
patterns, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[TrackerPattern])
if err != nil {
return fmt.Errorf("cannot collect tracker patterns: %w", err)
}
*tps = patterns
return nil
}
func (tps *TrackerPatterns) RefreshLastMatchedAtByCookieBannerID(
ctx context.Context,
tx pg.Tx,
scope Scoper,
cookieBannerID gid.GID,
) error {
q := `
UPDATE tracker_patterns
SET
last_matched_at = sub.max_detected
FROM (
SELECT tracker_pattern_id, MAX(last_detected_at) AS max_detected
FROM detected_trackers
WHERE %[1]s AND cookie_banner_id = @cookie_banner_id
GROUP BY tracker_pattern_id
) sub
WHERE
tracker_patterns.id = sub.tracker_pattern_id
AND %[1]s
AND tracker_patterns.cookie_banner_id = @cookie_banner_id
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{"cookie_banner_id": cookieBannerID}
maps.Copy(args, scope.SQLArguments())
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot refresh last_matched_at for banner tracker patterns: %w", err)
}
return nil
}
func (tps *TrackerPatterns) LoadByCookieBannerID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieBannerID gid.GID,
cursor *page.Cursor[TrackerPatternOrderField],
filter *TrackerPatternFilter,
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND cookie_banner_id = @cookie_banner_id
AND %s
AND %s
`
q = fmt.Sprintf(q, scope.SQLFragment(), filter.SQLFragment(), cursor.SQLFragment())
args := pgx.StrictNamedArgs{
"cookie_banner_id": cookieBannerID,
}
maps.Copy(args, scope.SQLArguments())
maps.Copy(args, filter.SQLArguments())
maps.Copy(args, cursor.SQLArguments())
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
patterns, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[TrackerPattern])
if err != nil {
return fmt.Errorf("cannot collect tracker patterns: %w", err)
}
*tps = patterns
return nil
}
func (tps *TrackerPatterns) CountByCookieBannerID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieBannerID gid.GID,
filter *TrackerPatternFilter,
) (int, error) {
q := `
SELECT
COUNT(id)
FROM
tracker_patterns
WHERE
%s
AND cookie_banner_id = @cookie_banner_id
AND %s
`
q = fmt.Sprintf(q, scope.SQLFragment(), filter.SQLFragment())
args := pgx.StrictNamedArgs{
"cookie_banner_id": cookieBannerID,
}
maps.Copy(args, scope.SQLArguments())
maps.Copy(args, filter.SQLArguments())
row := conn.QueryRow(ctx, q, args)
var count int
if err := row.Scan(&count); err != nil {
return 0, fmt.Errorf("cannot count tracker patterns: %w", err)
}
return count, nil
}
func (tps *TrackerPatterns) LoadByCookieCategoryID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieCategoryID gid.GID,
cursor *page.Cursor[TrackerPatternOrderField],
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
%s
AND cookie_category_id = @cookie_category_id
AND %s
`
q = fmt.Sprintf(q, scope.SQLFragment(), cursor.SQLFragment())
args := pgx.StrictNamedArgs{"cookie_category_id": cookieCategoryID}
maps.Copy(args, scope.SQLArguments())
maps.Copy(args, cursor.SQLArguments())
rows, err := conn.Query(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot query tracker patterns: %w", err)
}
patterns, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[TrackerPattern])
if err != nil {
return fmt.Errorf("cannot collect tracker patterns: %w", err)
}
*tps = patterns
return nil
}
func (tps *TrackerPatterns) CountByCookieCategoryID(
ctx context.Context,
conn pg.Querier,
scope Scoper,
cookieCategoryID gid.GID,
) (int, error) {
q := `
SELECT
COUNT(id)
FROM
tracker_patterns
WHERE
%s
AND cookie_category_id = @cookie_category_id
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{"cookie_category_id": cookieCategoryID}
maps.Copy(args, scope.SQLArguments())
row := conn.QueryRow(ctx, q, args)
var count int
if err := row.Scan(&count); err != nil {
return 0, fmt.Errorf("cannot scan count: %w", err)
}
return count, nil
}
func (tps *TrackerPatterns) UpdateLastMatchedAt(
ctx context.Context,
tx pg.Tx,
scope Scoper,
patternIDs []gid.GID,
matchedAt time.Time,
) error {
if len(patternIDs) == 0 {
return nil
}
q := `
UPDATE tracker_patterns
SET
last_matched_at = @matched_at,
updated_at = @updated_at
WHERE
%s
AND id = ANY(@pattern_ids)
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{
"pattern_ids": patternIDs,
"matched_at": matchedAt,
"updated_at": matchedAt,
}
maps.Copy(args, scope.SQLArguments())
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot update last_matched_at for tracker patterns: %w", err)
}
return nil
}
func (tps *TrackerPatterns) MoveToCategoryByCookieCategoryID(
ctx context.Context,
tx pg.Tx,
scope Scoper,
sourceCategoryID gid.GID,
targetCategoryID gid.GID,
) error {
q := `
UPDATE tracker_patterns
SET
cookie_category_id = @target_category_id,
updated_at = @updated_at
WHERE
%s
AND cookie_category_id = @source_category_id
`
q = fmt.Sprintf(q, scope.SQLFragment())
args := pgx.StrictNamedArgs{
"source_category_id": sourceCategoryID,
"target_category_id": targetCategoryID,
"updated_at": time.Now(),
}
maps.Copy(args, scope.SQLArguments())
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot move tracker patterns to category: %w", err)
}
return nil
}
func (tp *TrackerPattern) LoadNextForMappingForUpdateSkipLocked(
ctx context.Context,
tx pg.Tx,
) error {
q := `
SELECT
id,
organization_id,
cookie_banner_id,
cookie_category_id,
common_tracker_pattern_id,
third_party_id,
tracker_type,
pattern,
match_type,
display_name,
description,
excluded,
max_age_seconds,
source,
last_matched_at,
mapping_requested_at,
created_at,
updated_at
FROM
tracker_patterns
WHERE
mapping_requested_at IS NOT NULL
ORDER BY
mapping_requested_at ASC
FOR UPDATE SKIP LOCKED
LIMIT 1;
`
rows, err := tx.Query(ctx, q)
if err != nil {
return fmt.Errorf("cannot query tracker patterns for mapping: %w", err)
}
pattern, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[TrackerPattern])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return ErrResourceNotFound
}
return fmt.Errorf("cannot collect tracker pattern for mapping: %w", err)
}
*tp = pattern
return nil
}
func (tp *TrackerPattern) ClearMappingRequestedAt(
ctx context.Context,
tx pg.Tx,
) error {
q := `
UPDATE tracker_patterns
SET mapping_requested_at = NULL
WHERE id = @id
`
args := pgx.StrictNamedArgs{"id": tp.ID}
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot clear mapping requested at: %w", err)
}
tp.MappingRequestedAt = nil
return nil
}
func (tp *TrackerPattern) SetMappingRequested(
ctx context.Context,
tx pg.Tx,
) error {
q := `
UPDATE tracker_patterns
SET mapping_requested_at = NOW()
WHERE id = @id
AND mapping_requested_at IS NULL
`
args := pgx.StrictNamedArgs{"id": tp.ID}
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot set mapping requested: %w", err)
}
return nil
}
func (tp *TrackerPattern) UpdateMapping(
ctx context.Context,
tx pg.Tx,
commonTrackerPatternID *gid.GID,
thirdPartyID *gid.GID,
) error {
q := `
UPDATE tracker_patterns
SET
common_tracker_pattern_id = @common_tracker_pattern_id,
third_party_id = @third_party_id,
mapping_requested_at = NULL,
updated_at = @updated_at
WHERE id = @id
`
now := time.Now()
args := pgx.StrictNamedArgs{
"id": tp.ID,
"common_tracker_pattern_id": commonTrackerPatternID,
"third_party_id": thirdPartyID,
"updated_at": now,
}
_, err := tx.Exec(ctx, q, args)
if err != nil {
return fmt.Errorf("cannot update tracker pattern mapping: %w", err)
}
tp.CommonTrackerPatternID = commonTrackerPatternID
tp.ThirdPartyID = thirdPartyID
tp.MappingRequestedAt = nil
tp.UpdatedAt = now
return nil
}