// 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 perm

import (
	"database/sql"

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

// helper function converts the Perm structure to a set
// of named query parameters.
func toParams(perm *core.Perm) map[string]interface{} {
	return map[string]interface{}{
		"perm_user_id":  perm.UserID,
		"perm_repo_uid": perm.RepoUID,
		"perm_read":     perm.Read,
		"perm_write":    perm.Write,
		"perm_admin":    perm.Admin,
		"perm_synced":   perm.Synced,
		"perm_created":  perm.Created,
		"perm_updated":  perm.Updated,
	}
}

// helper function scans the sql.Row and copies the column
// values to the destination object.
func scanRow(scanner db.Scanner, dst *core.Perm) error {
	return scanner.Scan(
		&dst.UserID,
		&dst.RepoUID,
		&dst.Read,
		&dst.Write,
		&dst.Admin,
		&dst.Synced,
		&dst.Created,
		&dst.Updated,
	)
}

// helper function scans the sql.Row and copies the column
// values to the destination object.
func scanCollabRow(scanner db.Scanner, dst *core.Collaborator) error {
	return scanner.Scan(
		&dst.UserID,
		&dst.RepoUID,
		&dst.Login,
		&dst.Avatar,
		&dst.Read,
		&dst.Write,
		&dst.Admin,
		&dst.Synced,
		&dst.Created,
		&dst.Updated,
	)
}

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

	collabs := []*core.Collaborator{}
	for rows.Next() {
		collab := new(core.Collaborator)
		err := scanCollabRow(rows, collab)
		if err != nil {
			return nil, err
		}
		collabs = append(collabs, collab)
	}
	return collabs, nil
}