// Package admin deals with the parsing and creation of admin.json files.
package admin

import (
	"encoding/json"
	"io"
	"isle/garage"
	"isle/nebula"
)

// CreationParams are general parameters used when creating a new network. These
// are available to all hosts within the network via their bootstrap files.
type CreationParams struct {
	ID     string
	Name   string
	Domain string
}

// Admin is used for accessing all information contained within an admin.json.
type Admin struct {
	CreationParams CreationParams

	Nebula struct {
		CACredentials nebula.CACredentials
	}

	Garage struct {
		GlobalBucketS3APICredentials garage.S3APICredentials
	}
}

// FromReader reads an admin.json from the given io.Reader.
func FromReader(r io.Reader) (Admin, error) {
	var a Admin
	err := json.NewDecoder(r).Decode(&a)
	return a, err
}

// WriteTo writes the Admin as an admin.json to the given io.Writer.
func (a Admin) WriteTo(into io.Writer) error {
	return json.NewEncoder(into).Encode(a)
}