package consul

import (
	"github.com/hashicorp/consul/agent/consul/state"
	"github.com/hashicorp/consul/agent/structs"
	"github.com/hashicorp/go-memdb"
)

// Intention manages the Connect intentions.
type Intention struct {
	// srv is a pointer back to the server.
	srv *Server
}

func (s *Intention) List(
	args *structs.DCSpecificRequest,
	reply *structs.IndexedIntentions) error {
	// Forward if necessary
	if done, err := s.srv.forward("Intention.List", args, args, reply); done {
		return err
	}

	return s.srv.blockingQuery(
		&args.QueryOptions, &reply.QueryMeta,
		func(ws memdb.WatchSet, state *state.Store) error {
			index, ixns, err := state.Intentions(ws)
			if err != nil {
				return err
			}

			reply.Index, reply.Intentions = index, ixns
			// filterACL
			return nil
		},
	)
}