Changeset 0.28.0.4 (#176)

server/store/sqlite/channel.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"database/sql"
 	"encoding/json"
+	"fmt"
 	"strings"
 	"time"
 
@@ -419,3 +420,55 @@ func (s *ChannelStore) DeleteModelByPersona(ctx context.Context, channelID, pers
 		channelID, personaID)
 	return err
 }
+
+// ── Admin: Archived Channel Management ──────
+
+func (s *ChannelStore) ListArchived(ctx context.Context, opts store.ListOptions) ([]store.ArchivedChannel, int, error) {
+	// Count
+	var total int
+	DB.QueryRowContext(ctx,
+		`SELECT COUNT(*) FROM channels WHERE is_archived = 1`).Scan(&total)
+
+	rows, err := DB.QueryContext(ctx, `
+		SELECT c.id, c.title, c.type, COALESCE(u.username, '') AS owner_name,
+		       c.updated_at,
+		       (SELECT COUNT(*) FROM messages WHERE channel_id = c.id) AS message_count
+		FROM channels c
+		LEFT JOIN users u ON u.id = c.user_id
+		WHERE c.is_archived = 1
+		ORDER BY c.updated_at DESC
+		LIMIT ? OFFSET ?`, opts.Limit, opts.Offset)
+	if err != nil {
+		return nil, 0, err
+	}
+	defer rows.Close()
+
+	var channels []store.ArchivedChannel
+	for rows.Next() {
+		var ch store.ArchivedChannel
+		if rows.Scan(&ch.ID, &ch.Title, &ch.Type, &ch.OwnerName, &ch.UpdatedAt, &ch.MessageCount) == nil {
+			channels = append(channels, ch)
+		}
+	}
+	if channels == nil {
+		channels = []store.ArchivedChannel{}
+	}
+	return channels, total, rows.Err()
+}
+
+func (s *ChannelStore) Purge(ctx context.Context, id string) error {
+	// Verify the channel is actually archived
+	var isArchived int
+	err := DB.QueryRowContext(ctx,
+		`SELECT is_archived FROM channels WHERE id = ?`, id).Scan(&isArchived)
+	if err != nil {
+		return fmt.Errorf("channel not found")
+	}
+	if isArchived == 0 {
+		return fmt.Errorf("channel must be archived before purging")
+	}
+
+	// Hard delete (CASCADE removes messages, participants, models)
+	_, err = DB.ExecContext(ctx, `DELETE FROM channels WHERE id = ?`, id)
+	return err
+}