first commit

internal/repository/mysql/teams.go

@@ -0,0 +1,62 @@
+package mysql
+
+import (
+	"context"
+	"database/sql"
+
+	"secunda-test/internal/domain"
+)
+
+type TeamRepository struct{ db *sql.DB }
+
+func NewTeamRepository(db *sql.DB) *TeamRepository { return &TeamRepository{db: db} }
+
+func (r *TeamRepository) Create(ctx context.Context, name string, createdBy int64) (domain.Team, error) {
+	res, err := r.db.ExecContext(ctx, `INSERT INTO teams(name,created_by) VALUES(?,?)`, name, createdBy)
+	if err != nil {
+		return domain.Team{}, err
+	}
+	id, _ := res.LastInsertId()
+	return domain.Team{ID: id, Name: name, CreatedBy: createdBy}, nil
+}
+
+func (r *TeamRepository) AddMember(ctx context.Context, teamID, userID int64, role domain.Role) error {
+	_, err := r.db.ExecContext(ctx, `
+		INSERT INTO team_members(user_id,team_id,role) VALUES(?,?,?)
+		ON DUPLICATE KEY UPDATE role=VALUES(role)`, userID, teamID, role)
+	return err
+}
+
+func (r *TeamRepository) ListByUser(ctx context.Context, userID int64) ([]domain.Team, error) {
+	rows, err := r.db.QueryContext(ctx, `
+		SELECT t.id,t.name,t.created_by,tm.role,t.created_at
+		FROM teams t
+		JOIN team_members tm ON tm.team_id=t.id
+		WHERE tm.user_id=?
+		ORDER BY t.created_at DESC`, userID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var out []domain.Team
+	for rows.Next() {
+		var t domain.Team
+		if err := rows.Scan(&t.ID, &t.Name, &t.CreatedBy, &t.Role, &t.CreatedAt); err != nil {
+			return nil, err
+		}
+		out = append(out, t)
+	}
+	return out, rows.Err()
+}
+
+func (r *TeamRepository) MemberRole(ctx context.Context, teamID, userID int64) (domain.Role, bool, error) {
+	var role domain.Role
+	err := r.db.QueryRowContext(ctx, `SELECT role FROM team_members WHERE team_id=? AND user_id=?`, teamID, userID).Scan(&role)
+	if err == sql.ErrNoRows {
+		return "", false, nil
+	}
+	if err != nil {
+		return "", false, err
+	}
+	return role, true, nil
+}