api/models/characters/add-nick.go

package characters

import (
	"errors"
	"strings"

	"git.aiterp.net/rpdata/api/models"
	"github.com/globalsign/mgo/bson"
)

// AddNick adds a nick to a characters
func AddNick(character models.Character, nick string) (models.Character, error) {
	for i := range character.Nicks {
		if strings.EqualFold(character.Nicks[i], nick) {
			return models.Character{}, errors.New("Nick already exists")
		}
	}

	err := collection.UpdateId(character.ID, bson.M{"$push": bson.M{"nicks": nick}})
	if err != nil {
		return models.Character{}, err
	}

	character.Nicks = append(character.Nicks, nick)

	return character, nil
}