446 lines
10 KiB
Go
446 lines
10 KiB
Go
// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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// PERFORMANCE OF THIS SOFTWARE.
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package coredata
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import (
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"context"
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"errors"
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"fmt"
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"time"
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"github.com/jackc/pgx/v5"
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"go.gearno.de/kit/pg"
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"go.probo.inc/probo/pkg/gid"
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)
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type (
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CommonTrackerPattern struct {
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ID gid.GID `db:"id"`
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CommonThirdPartyID *gid.GID `db:"common_third_party_id"`
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TrackerType TrackerType `db:"tracker_type"`
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Pattern string `db:"pattern"`
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MatchType TrackerPatternMatchType `db:"match_type"`
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Description string `db:"description"`
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MaxAgeSeconds *int `db:"max_age_seconds"`
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Confidence float32 `db:"confidence"`
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CreatedAt time.Time `db:"created_at"`
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UpdatedAt time.Time `db:"updated_at"`
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}
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CommonTrackerPatterns []*CommonTrackerPattern
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)
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func (p *CommonTrackerPattern) LoadByID(
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ctx context.Context,
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conn pg.Querier,
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id gid.GID,
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) error {
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q := `
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SELECT
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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FROM
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common_tracker_patterns
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WHERE
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id = @id
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LIMIT 1;
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`
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args := pgx.StrictNamedArgs{"id": id}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query common tracker pattern: %w", err)
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}
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row, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[CommonTrackerPattern])
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return ErrResourceNotFound
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}
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return fmt.Errorf("cannot collect common tracker pattern: %w", err)
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}
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*p = row
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return nil
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}
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func (p *CommonTrackerPattern) LoadByPattern(
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ctx context.Context,
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conn pg.Querier,
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trackerType TrackerType,
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pattern string,
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maxAgeSeconds *int,
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) error {
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q := `
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SELECT
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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FROM
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common_tracker_patterns
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WHERE
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tracker_type = @tracker_type
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AND pattern = @pattern
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AND COALESCE(max_age_seconds, -1) = COALESCE(@max_age_seconds, -1)
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LIMIT 1;
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`
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args := pgx.StrictNamedArgs{
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"tracker_type": trackerType,
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"pattern": pattern,
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"max_age_seconds": maxAgeSeconds,
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}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query common tracker pattern: %w", err)
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}
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row, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[CommonTrackerPattern])
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return ErrResourceNotFound
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}
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return fmt.Errorf("cannot collect common tracker pattern: %w", err)
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}
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*p = row
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return nil
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}
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func (p CommonTrackerPattern) Insert(
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ctx context.Context,
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conn pg.Tx,
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) error {
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q := `
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INSERT INTO common_tracker_patterns (
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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) VALUES (
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@id,
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@common_third_party_id,
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@tracker_type,
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@pattern,
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@match_type,
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@description,
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@max_age_seconds,
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@confidence,
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@created_at,
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@updated_at
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)
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`
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args := pgx.StrictNamedArgs{
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"id": p.ID,
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"common_third_party_id": p.CommonThirdPartyID,
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"tracker_type": p.TrackerType,
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"pattern": p.Pattern,
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"match_type": p.MatchType,
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"description": p.Description,
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"max_age_seconds": p.MaxAgeSeconds,
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"confidence": p.Confidence,
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"created_at": p.CreatedAt,
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"updated_at": p.UpdatedAt,
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}
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_, err := conn.Exec(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot insert common tracker pattern: %w", err)
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}
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return nil
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}
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func (p *CommonTrackerPattern) Upsert(
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ctx context.Context,
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conn pg.Tx,
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) (inserted bool, err error) {
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q := `
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INSERT INTO common_tracker_patterns (
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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) VALUES (
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@id,
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@common_third_party_id,
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@tracker_type,
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@pattern,
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@match_type,
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@description,
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@max_age_seconds,
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@confidence,
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@created_at,
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@updated_at
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)
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ON CONFLICT (tracker_type, pattern, COALESCE(max_age_seconds, -1)) DO UPDATE
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SET
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common_third_party_id = EXCLUDED.common_third_party_id,
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match_type = EXCLUDED.match_type,
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description = EXCLUDED.description,
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confidence = EXCLUDED.confidence,
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updated_at = EXCLUDED.updated_at
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RETURNING
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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`
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originalID := p.ID
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args := pgx.StrictNamedArgs{
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"id": p.ID,
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"common_third_party_id": p.CommonThirdPartyID,
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"tracker_type": p.TrackerType,
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"pattern": p.Pattern,
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"match_type": p.MatchType,
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"description": p.Description,
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"max_age_seconds": p.MaxAgeSeconds,
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"confidence": p.Confidence,
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"created_at": p.CreatedAt,
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"updated_at": p.UpdatedAt,
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}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return false, fmt.Errorf("cannot upsert common tracker pattern: %w", err)
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}
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defer rows.Close()
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row, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[CommonTrackerPattern])
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if err != nil {
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return false, fmt.Errorf("cannot collect upsert result: %w", err)
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}
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*p = row
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return originalID == p.ID, nil
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}
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func (p CommonTrackerPattern) Delete(
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ctx context.Context,
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conn pg.Tx,
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id gid.GID,
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) error {
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q := `DELETE FROM common_tracker_patterns WHERE id = @id`
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args := pgx.StrictNamedArgs{"id": id}
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_, err := conn.Exec(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot delete common tracker pattern: %w", err)
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}
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return nil
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}
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func (ps *CommonTrackerPatterns) FindMatchingPattern(
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ctx context.Context,
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conn pg.Querier,
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trackerType TrackerType,
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identifier string,
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) (*CommonTrackerPattern, error) {
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q := `
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SELECT
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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FROM
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common_tracker_patterns
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WHERE
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tracker_type = @tracker_type
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AND (
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(match_type = @match_type_glob
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AND @identifier LIKE
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replace(replace(replace(replace(
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pattern, E'\\', E'\\\\'), '%', E'\\%'), '_', E'\\_'), '*', '%')
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ESCAPE E'\\')
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OR (match_type = @match_type_exact AND pattern = @identifier)
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)
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ORDER BY
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CASE WHEN match_type = @match_type_exact AND pattern = @identifier THEN 0
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ELSE 1
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END,
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length(replace(pattern, '*', '')) DESC
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LIMIT 1;
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`
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args := pgx.StrictNamedArgs{
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"tracker_type": trackerType,
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"identifier": identifier,
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"match_type_glob": TrackerPatternMatchTypeGlob,
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"match_type_exact": TrackerPatternMatchTypeExact,
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}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return nil, fmt.Errorf("cannot query common tracker patterns: %w", err)
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}
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pattern, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[CommonTrackerPattern])
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return nil, nil
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}
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return nil, fmt.Errorf("cannot collect common tracker pattern: %w", err)
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}
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return &pattern, nil
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}
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type CommonTrackerPatternSearchResult struct {
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Pattern string `db:"pattern"`
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Description string `db:"description"`
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TrackerType TrackerType `db:"tracker_type"`
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ThirdPartyName *string `db:"third_party_name"`
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Confidence float32 `db:"confidence"`
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}
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func (ps *CommonTrackerPatterns) FindByKeyword(
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ctx context.Context,
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conn pg.Querier,
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fragment string,
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limit int,
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) ([]CommonTrackerPatternSearchResult, error) {
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if limit <= 0 || limit > 20 {
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limit = 10
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}
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q := `
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SELECT
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ctp.pattern,
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ctp.description,
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ctp.tracker_type,
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ct.name AS third_party_name,
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ctp.confidence
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FROM
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common_tracker_patterns ctp
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LEFT JOIN common_third_parties ct ON ct.id = ctp.common_third_party_id
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WHERE
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ctp.pattern ILIKE '%' || @fragment || '%'
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OR ctp.description ILIKE '%' || @fragment || '%'
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ORDER BY
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ctp.confidence DESC
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LIMIT @limit;
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`
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args := pgx.StrictNamedArgs{
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"fragment": fragment,
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"limit": limit,
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}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return nil, fmt.Errorf("cannot search common tracker patterns: %w", err)
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}
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results, err := pgx.CollectRows(rows, pgx.RowToStructByName[CommonTrackerPatternSearchResult])
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if err != nil {
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return nil, fmt.Errorf("cannot collect common tracker pattern search results: %w", err)
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}
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return results, nil
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}
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func (ps *CommonTrackerPatterns) LoadByCommonThirdPartyID(
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ctx context.Context,
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conn pg.Querier,
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commonThirdPartyID gid.GID,
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) error {
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q := `
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SELECT
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id,
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common_third_party_id,
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tracker_type,
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pattern,
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match_type,
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description,
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max_age_seconds,
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confidence,
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created_at,
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updated_at
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FROM
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common_tracker_patterns
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WHERE
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common_third_party_id = @common_third_party_id
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ORDER BY pattern ASC;
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`
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args := pgx.StrictNamedArgs{"common_third_party_id": commonThirdPartyID}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query common tracker patterns: %w", err)
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}
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patterns, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[CommonTrackerPattern])
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if err != nil {
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return fmt.Errorf("cannot collect common tracker patterns: %w", err)
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}
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*ps = patterns
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return nil
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}
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