package eform

// =====================================================
// ORGANIZATION STRUCTURE
// =====================================================

// Organization represents any party involved in the procurement
type Organization struct {
	ID                  string             `json:"id" xml:"id" validate:"required,orgIDFormat"`
	Roles               []OrganizationRole `json:"roles" xml:"roles" validate:"required,min=1,dive"`
	LegalName           string             `json:"legal_name" xml:"legal_name" validate:"required,max=500"`
	LegalType           *OrganizationType  `json:"legal_type,omitempty" xml:"legal_type,omitempty"`
	RegistrationID      string             `json:"registration_id,omitempty" xml:"registration_id,omitempty"`
	VATNumber           string             `json:"vat_number,omitempty" xml:"vat_number,omitempty" validate:"omitempty,vatFormat"`
	NationalID          string             `json:"national_id,omitempty" xml:"national_id,omitempty"`
	Address             Address            `json:"address" xml:"address" validate:"required"`
	ContactPoint        ContactPoint       `json:"contact_point" xml:"contact_point" validate:"required"`
	BuyerProfile        string             `json:"buyer_profile,omitempty" xml:"buyer_profile,omitempty" validate:"omitempty,url"`
	ProcurementActivity *ActivityType      `json:"procurement_activity,omitempty" xml:"procurement_activity,omitempty"`
	SME                 bool               `json:"sme" xml:"sme"`
}

// OrganizationRole defines the role of an organization in the procurement
type OrganizationRole string

const (
	RoleBuyer           OrganizationRole = "buyer"
	RoleServiceProvider OrganizationRole = "service-provider"
	RoleTEDeSender      OrganizationRole = "ted-esen"
	RoleWinner          OrganizationRole = "winner"
	RoleSubcontractor   OrganizationRole = "subcontractor"
	RoleReviewBody      OrganizationRole = "review-body"
	RoleReviewOrg       OrganizationRole = "review-org"
	RoleMediationBody   OrganizationRole = "mediation-body"
	RoleLeadBuyer       OrganizationRole = "lead-buyer"
	RoleCentralBuyer    OrganizationRole = "central-buyer"
	RoleAcquirer        OrganizationRole = "acquirer"
)

// OrganizationType represents the legal type of organization
type OrganizationType string

const (
	OrgTypeBodyPublicLaw     OrganizationType = "body-pl"
	OrgTypeCentralGov        OrganizationType = "cga"
	OrgTypeLocalAuthority    OrganizationType = "la"
	OrgTypeSubsidized        OrganizationType = "org-sub"
	OrgTypePublicUndertaking OrganizationType = "pub-undert"
	OrgTypeEUInstitution     OrganizationType = "eu-ins-bod-ag"
	OrgTypeOther             OrganizationType = "org-other"
)

// ActivityType represents main procurement activity
type ActivityType string

const (
	ActivityAuthority          ActivityType = "auth-oth"
	ActivityDefence            ActivityType = "def"
	ActivityEconomicAffairs    ActivityType = "econ-aff"
	ActivityEducation          ActivityType = "edu"
	ActivityEnvironment        ActivityType = "env"
	ActivityGeneralPublic      ActivityType = "gen-pub"
	ActivityHealth             ActivityType = "health"
	ActivityHousingCommunity   ActivityType = "hous-com"
	ActivityPublicOrderSafety  ActivityType = "pub-os"
	ActivityRecreationCulture  ActivityType = "rec-com"
	ActivitySocialProtection   ActivityType = "soc-pro"
	ActivityWater              ActivityType = "water"
	ActivityAirport            ActivityType = "airport"
	ActivityElectricity        ActivityType = "electricity"
	ActivityExplorationExtract ActivityType = "exploration-extraction"
	ActivityGasHeat            ActivityType = "gas-heat"
	ActivityPort               ActivityType = "port"
	ActivityPost               ActivityType = "post"
	ActivityRailway            ActivityType = "rail"
	ActivityUrbanRailway       ActivityType = "urban-railway"
	ActivityWaterUtility       ActivityType = "water"
)

// Address represents physical address information
type Address struct {
	StreetAddress      string   `json:"street_address" xml:"street_address" validate:"required,max=200"`
	Locality           string   `json:"locality" xml:"locality" validate:"required,max=100"`
	PostalCode         string   `json:"postal_code" xml:"postal_code" validate:"required,max=20"`
	CountrySubdivision string   `json:"country_subdivision,omitempty" xml:"country_subdivision,omitempty" validate:"max=100"`
	CountryCode        string   `json:"country_code" xml:"country_code" validate:"required,iso3166_1_alpha2"`
	NUTSCodes          []string `json:"nuts_codes,omitempty" xml:"nuts_codes,omitempty" validate:"dive,nutsCode"`
}

// ContactPoint represents contact information
type ContactPoint struct {
	Name      string `json:"name,omitempty" xml:"name,omitempty" validate:"max=200"`
	Email     string `json:"email" xml:"email" validate:"required,email"`
	Telephone string `json:"telephone,omitempty" xml:"telephone,omitempty" validate:"max=30"`
	Fax       string `json:"fax,omitempty" xml:"fax,omitempty" validate:"max=30"`
	URL       string `json:"url,omitempty" xml:"url,omitempty" validate:"omitempty,url"`
}