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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package migrations
import (
"context"
"fmt"
"slices"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/superseriousbusiness/gotosocial/internal/util/xslices"
"github.com/uptrace/bun"
)
func init() {
up := func(ctx context.Context, db *bun.DB) error {
return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
var edits []*gtsmodel.StatusEdit
// Select all status edits that
// are not actually connected to
// the status they reference.
if err := tx.NewSelect().
Model(&edits).
Join("JOIN ? AS ? ON ? = ?",
bun.Ident("statuses"),
bun.Ident("status"),
bun.Ident("status.id"),
bun.Ident("status_edit.status_id"),
).
Where("CAST(? AS TEXT) NOT LIKE CONCAT(?, ?, ?)",
bun.Ident("status.edits"),
"%", bun.Ident("status_edit.id"), "%",
).
Column("id", "status_id", "created_at").
Scan(ctx, &edits); err != nil {
return fmt.Errorf("error selecting unlinked edits: %w", err)
}
log.Infof(ctx, "relinking %d unlinked status edits", len(edits))
for _, edit := range edits {
var status gtsmodel.Status
// Select the list of edits
// CURRENTLY attached to the
// status that edit references.
if err := tx.NewSelect().
Model(&status).
Column("edits").
Where("? = ?",
bun.Ident("id"),
edit.StatusID,
).
Scan(ctx); err != nil {
return fmt.Errorf("error selecting status.edits: %w", err)
}
// Select only the ID and creation
// dates of all the other edits that
// are attached to referenced status.
if err := tx.NewSelect().
Model(&status.Edits).
Column("id", "created_at").
Where("? IN (?)",
bun.Ident("id"),
bun.In(status.EditIDs),
).
Scan(ctx); err != nil {
return fmt.Errorf("error selecting other status edits: %w", err)
}
editID := func(e *gtsmodel.StatusEdit) string { return e.ID }
// Append this unlinked edit to status' list
// of edits and then sort edits by creation.
//
// On tiny off-chance we end up with dupes,
// we still deduplicate these status edits.
status.Edits = append(status.Edits, edit)
status.Edits = xslices.DeduplicateFunc(status.Edits, editID)
slices.SortFunc(status.Edits, func(e1, e2 *gtsmodel.StatusEdit) int {
const k = -1 // oldest at 0th, newest at nth
switch c1, c2 := e1.CreatedAt, e2.CreatedAt; {
case c1.Before(c2):
return +k
case c2.Before(c1):
return -k
default:
return 0
}
})
// Extract the IDs from edits to update the status edit IDs.
status.EditIDs = xslices.Gather(nil, status.Edits, editID)
// Update the relevant status
// edit IDs column in database.
if _, err := tx.NewUpdate().
Model(&status).
Column("edits").
Where("? = ?",
bun.Ident("id"),
edit.StatusID,
).
Exec(ctx); err != nil {
return fmt.Errorf("error updating status.edits: %w", err)
}
}
return nil
})
}
down := func(ctx context.Context, db *bun.DB) error {
return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
return nil
})
}
if err := Migrations.Register(up, down); err != nil {
panic(err)
}
}
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