// Copyright 2019 Drone.IO Inc. All rights reserved.
// Use of this source code is governed by the Drone Non-Commercial License
// that can be found in the LICENSE file.

package user

import (
	"database/sql"

	"github.com/drone/drone/store/shared/db"
	"github.com/drone/drone/core"
)

// helper function converts the User structure to a set
// of named query parameters.
func toParams(u *core.User) map[string]interface{} {
	return map[string]interface{}{
		"user_id":            u.ID,
		"user_login":         u.Login,
		"user_email":         u.Email,
		"user_admin":         u.Admin,
		"user_machine":       u.Machine,
		"user_active":        u.Active,
		"user_avatar":        u.Avatar,
		"user_syncing":       u.Syncing,
		"user_synced":        u.Synced,
		"user_created":       u.Created,
		"user_updated":       u.Updated,
		"user_last_login":    u.LastLogin,
		"user_oauth_token":   u.Token,
		"user_oauth_refresh": u.Refresh,
		"user_oauth_expiry":  u.Expiry,
		"user_hash":          u.Hash,
	}
}

// helper function scans the sql.Row and copies the column
// values to the destination object.
func scanRow(scanner db.Scanner, dest *core.User) error {
	return scanner.Scan(
		&dest.ID,
		&dest.Login,
		&dest.Email,
		&dest.Admin,
		&dest.Machine,
		&dest.Active,
		&dest.Avatar,
		&dest.Syncing,
		&dest.Synced,
		&dest.Created,
		&dest.Updated,
		&dest.LastLogin,
		&dest.Token,
		&dest.Refresh,
		&dest.Expiry,
		&dest.Hash,
	)
}

// helper function scans the sql.Row and copies the column
// values to the destination object.
func scanRows(rows *sql.Rows) ([]*core.User, error) {
	defer rows.Close()

	users := []*core.User{}
	for rows.Next() {
		user := new(core.User)
		err := scanRow(rows, user)
		if err != nil {
			return nil, err
		}
		users = append(users, user)
	}
	return users, nil
}