photoprism/internal/entity/country.go
François d'Yvoire 55693fab35
Some more comment improvements (#257)
* Improve comment in classify package

* improve comment in config package

* improve entity package comments

* grammar error in comments
2020-02-21 01:14:45 +01:00

83 lines
2.1 KiB
Go

package entity
import (
"github.com/gosimple/slug"
"github.com/jinzhu/gorm"
"github.com/photoprism/photoprism/internal/maps"
"github.com/photoprism/photoprism/internal/mutex"
)
// altCountryNames defines mapping between different names for the same countriy
var altCountryNames = map[string]string{
"United States of America": "USA",
"United States": "USA",
"": "Unknown",
}
// Country represents a country location, used for labeling photos.
type Country struct {
ID string `gorm:"primary_key"`
CountrySlug string `gorm:"type:varbinary(128);unique_index;"`
CountryName string
CountryDescription string `gorm:"type:text;"`
CountryNotes string `gorm:"type:text;"`
CountryPhoto *Photo
CountryPhotoID uint
New bool `gorm:"-"`
}
// UnknownCountry is the default country
var UnknownCountry = NewCountry("zz", maps.CountryNames["zz"])
// CreateUnknownCountry is used to initialize the database with the default country
func CreateUnknownCountry(db *gorm.DB) {
UnknownCountry.FirstOrCreate(db)
}
// NewCountry creates a new country, with default country code if not provided
func NewCountry(countryCode string, countryName string) *Country {
if countryCode == "" {
countryCode = "zz"
}
if altName, ok := altCountryNames[countryName]; ok {
countryName = altName
}
countrySlug := slug.MakeLang(countryName, "en")
result := &Country{
ID: countryCode,
CountryName: countryName,
CountrySlug: countrySlug,
}
return result
}
// FirstOrCreate checks wether the country exist already in the database (using countryCode)
func (m *Country) FirstOrCreate(db *gorm.DB) *Country {
mutex.Db.Lock()
defer mutex.Db.Unlock()
if err := db.FirstOrCreate(m, "id = ?", m.ID).Error; err != nil {
log.Errorf("country: %s", err)
}
return m
}
// AfterCreate sets the New column used for database callback
func (m *Country) AfterCreate(scope *gorm.Scope) error {
return scope.SetColumn("New", true)
}
// Code returns country code
func (m *Country) Code() string {
return m.ID
}
// Name returns country name
func (m *Country) Name() string {
return m.CountryName
}