// Package models holds the MongoDB documents written by more than one Vantage
// service. Documents only the control plane touches stay in
// server/internal/models.
package models

import (
	"time"

	"go.mongodb.org/mongo-driver/v2/bson"
)

// Instance is one deployment of Vantage: its own subdomain, users, servers,
// keys, workflows, monitors and secrets. It is the unit a licence attaches to.
//
// A paying customer may hold several. That grouping is called an Account and
// lives only in the admin control plane — this service never sees it.
type Instance struct {
	ID         bson.ObjectID `bson:"_id,omitempty" json:"_id,omitempty"`
	InstanceID string        `bson:"instance_id" json:"instance_id"`
	Name       string        `bson:"name" json:"name"`
	Slug       string        `bson:"slug" json:"slug"`
	CreatedAt  time.Time     `bson:"created_at" json:"created_at"`

	// LicenseBlob is the authoritative licence. LicenseTier and LicenseExpiry
	// are a denormalised cache for listing and for the admin service's queries,
	// rewritten from the verified payload every time a blob is accepted.
	// Nothing reads them for enforcement.
	//
	// The blob is json:"-" because there is no reason to spray it through API
	// responses. It is signed public data, not a secret.
	LicenseBlob   string     `bson:"license_blob,omitempty" json:"-"`
	LicenseTier   string     `bson:"license_tier,omitempty" json:"license_tier,omitempty"`
	LicenseExpiry *time.Time `bson:"license_expiry,omitempty" json:"license_expiry,omitempty"`
}