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102 lines
4.3 KiB
Go
102 lines
4.3 KiB
Go
package domain
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import (
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"context"
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"fmt"
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"time"
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"github.com/lib/pq"
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"gorm.io/datatypes"
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)
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// ServiceType defines the type of service
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type ServiceType string
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const (
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ServiceTypeMaintenance ServiceType = "maintenance"
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ServiceTypeConsulting ServiceType = "consulting"
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ServiceTypeTransport ServiceType = "transport"
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ServiceTypeInspection ServiceType = "inspection"
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ServiceTypeTraining ServiceType = "training"
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ServiceTypeRepair ServiceType = "repair"
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ServiceTypeOther ServiceType = "other"
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)
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// Service represents a service offered by an organization (database entity)
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// Note: There's also a ServiceJSON struct in organization.go for API serialization
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type Service struct {
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ID string `gorm:"primaryKey;type:text"`
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Type ServiceType `gorm:"not null;type:varchar(50);index"`
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Domain string `gorm:"not null;type:text;index"` // Service domain (compressors, HVAC, etc.)
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Description string `gorm:"type:text"`
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OnSite bool `gorm:"not null;default:false"` // Whether service is performed on-site
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HourlyRate float64 `gorm:"type:decimal(10,2)"` // € per hour
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ServiceAreaKm float64 `gorm:"type:decimal(8,2)"` // Service area radius in km
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Certifications datatypes.JSON `gorm:"default:'[]'"` // []string
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// Business information
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OrganizationID string `gorm:"not null;type:text;index"`
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Organization *Organization `gorm:"foreignKey:OrganizationID"`
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// Site information (for location-based matching)
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SiteID *string `gorm:"type:text;index"`
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Site *Site `gorm:"foreignKey:SiteID"`
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// Service location (PostGIS Point for spatial queries)
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ServiceLocation Point `gorm:"type:geometry(Point,4326)"` // PostGIS geometry point
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// Discovery and search fields
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SearchKeywords string `gorm:"type:text"` // Full-text search keywords
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Tags pq.StringArray `gorm:"type:text[]"` // Searchable tags array
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AvailabilityStatus string `gorm:"type:varchar(20);default:'available';index"` // available, limited, unavailable
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AvailabilitySchedule datatypes.JSON `gorm:"type:jsonb"` // Time-based availability schedule
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// Additional metadata
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ResponseTime string `gorm:"type:text"` // Response time SLA
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Warranty string `gorm:"type:text"` // Warranty terms
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Specializations datatypes.JSON `gorm:"type:jsonb;default:'[]'"` // []string - specific specializations
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Availability string `gorm:"type:text"` // Service availability (legacy field, kept for compatibility)
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Sources datatypes.JSON `gorm:"type:jsonb"` // Data sources
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// Timestamps
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CreatedAt time.Time `gorm:"autoCreateTime"`
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UpdatedAt time.Time `gorm:"autoUpdateTime"`
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}
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// TableName specifies the table name for GORM
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func (Service) TableName() string {
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return "services"
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}
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// ServiceRepository defines operations for service management
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type ServiceRepository interface {
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Create(ctx context.Context, service *Service) error
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GetByID(ctx context.Context, id string) (*Service, error)
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GetByOrganization(ctx context.Context, organizationID string) ([]*Service, error)
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GetByType(ctx context.Context, serviceType ServiceType) ([]*Service, error)
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GetByDomain(ctx context.Context, domain string) ([]*Service, error)
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SearchByDescription(ctx context.Context, description string) ([]*Service, error)
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GetByServiceArea(ctx context.Context, lat, lng, radiusKm float64) ([]*Service, error)
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Update(ctx context.Context, service *Service) error
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Delete(ctx context.Context, id string) error
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GetAll(ctx context.Context) ([]*Service, error)
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// Discovery methods
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SearchWithLocation(ctx context.Context, query string, location *Point, radiusKm float64) ([]*Service, error)
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GetBySite(ctx context.Context, siteID string) ([]*Service, error)
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GetNearby(ctx context.Context, lat, lng, radiusKm float64) ([]*Service, error)
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}
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// Validate performs business rule validation
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func (s *Service) Validate() error {
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if s.Domain == "" {
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return fmt.Errorf("service domain cannot be empty")
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}
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if s.HourlyRate < 0 {
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return fmt.Errorf("hourly rate cannot be negative")
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}
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if s.ServiceAreaKm < 0 {
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return fmt.Errorf("service area cannot be negative")
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}
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return nil
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}
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