package basic

import (
	"forge.cadoles.com/cadoles/bouncer/internal/proxy/director/layer/authn"
	"forge.cadoles.com/cadoles/bouncer/internal/store"
	"github.com/mitchellh/mapstructure"
	"github.com/pkg/errors"
)

type LayerOptions struct {
	authn.LayerOptions
	Users []User `mapstructure:"users"`
	Realm string `mapstructure:"realm"`
}

type User struct {
	Username     string         `mapstructure:"username"`
	PasswordHash string         `mapstructure:"passwordHash"`
	Attributes   map[string]any `mapstructure:"attributes"`
}

func fromStoreOptions(storeOptions store.LayerOptions) (*LayerOptions, error) {
	layerOptions := LayerOptions{
		LayerOptions: authn.DefaultLayerOptions(),
		Realm:        "Restricted area",
		Users:        make([]User, 0),
	}

	config := mapstructure.DecoderConfig{
		Result: &layerOptions,
	}

	decoder, err := mapstructure.NewDecoder(&config)
	if err != nil {
		return nil, err
	}

	if err := decoder.Decode(storeOptions); err != nil {
		return nil, errors.WithStack(err)
	}

	return &layerOptions, nil
}