package memory

import (
	"context"

	"forge.cadoles.com/arcad/edge/pkg/app"
	module "forge.cadoles.com/arcad/edge/pkg/module/app"
	"github.com/pkg/errors"
)

type GetURLFunc func(context.Context, app.ID, string) (string, error)

type Repository struct {
	getURL GetURLFunc
	apps   []*app.Manifest
}

// GetURL implements app.Repository
func (r *Repository) GetURL(ctx context.Context, id app.ID, from string) (string, error) {
	url, err := r.getURL(ctx, id, from)
	if err != nil {
		return "", errors.WithStack(err)
	}

	return url, nil
}

// Get implements app.Repository
func (r *Repository) Get(ctx context.Context, id app.ID) (*app.Manifest, error) {
	for _, app := range r.apps {
		if app.ID != id {
			continue
		}

		return app, nil
	}

	return nil, module.ErrNotFound
}

// List implements app.Repository
func (r *Repository) List(ctx context.Context) ([]*app.Manifest, error) {
	return r.apps, nil
}

func NewRepository(getURL GetURLFunc, manifests ...*app.Manifest) *Repository {
	if manifests == nil {
		manifests = make([]*app.Manifest, 0)
	}

	return &Repository{getURL, manifests}
}

var _ module.Repository = &Repository{}