oups

internal/db/user_blacklist.go

@@ -0,0 +1,55 @@
+package db
+
+import (
+	"context"
+	"database/sql"
+	"time"
+)
+
+type BlacklistedUser struct {
+	ID            int64
+	DiscordID     string
+	Reason        sql.NullString
+	BlacklistedBy string
+	CreatedAt     time.Time
+}
+
+type UserBlacklistRepo struct{ db *sql.DB }
+
+func NewUserBlacklistRepo(db *sql.DB) *UserBlacklistRepo { return &UserBlacklistRepo{db: db} }
+
+func (r *UserBlacklistRepo) Add(ctx context.Context, discordID, reason, blacklistedBy string) error {
+	_, err := r.db.ExecContext(ctx,
+		`INSERT OR REPLACE INTO user_blacklist(discord_id,reason,blacklisted_by,created_at) VALUES(?,?,?,?)`,
+		discordID, NullStr(reason), blacklistedBy, time.Now().UTC())
+	return err
+}
+
+func (r *UserBlacklistRepo) Remove(ctx context.Context, discordID string) error {
+	_, err := r.db.ExecContext(ctx, `DELETE FROM user_blacklist WHERE discord_id=?`, discordID)
+	return err
+}
+
+func (r *UserBlacklistRepo) IsBlacklisted(ctx context.Context, discordID string) (bool, error) {
+	var count int
+	err := r.db.QueryRowContext(ctx, `SELECT COUNT(*) FROM user_blacklist WHERE discord_id=?`, discordID).Scan(&count)
+	return count > 0, err
+}
+
+func (r *UserBlacklistRepo) List(ctx context.Context) ([]*BlacklistedUser, error) {
+	rows, err := r.db.QueryContext(ctx,
+		`SELECT id,discord_id,reason,blacklisted_by,created_at FROM user_blacklist ORDER BY created_at DESC`)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var out []*BlacklistedUser
+	for rows.Next() {
+		var u BlacklistedUser
+		if err := rows.Scan(&u.ID, &u.DiscordID, &u.Reason, &u.BlacklistedBy, &u.CreatedAt); err != nil {
+			return nil, err
+		}
+		out = append(out, &u)
+	}
+	return out, rows.Err()
+}