package main

import (
	"net/http"

	"go.wit.com/lib/protobuf/forgepb"
	"go.wit.com/lib/protobuf/httppb"
	"go.wit.com/log"
)

func addNewPatches(pb *forgepb.Patches, reqPB *httppb.HttpRequest) *forgepb.Patches {
	newPatchesPB := new(forgepb.Patches)
	for newpatch := range pb.IterAll() {
		me.forge.AddNewPatch(newpatch)
		newPatchesPB.Append(newpatch)
	}
	reqPB.Log = append(reqPB.Log, log.Sprintf("Recived %d patches from client", newPatchesPB.Len()))
	return newPatchesPB
}

func handleMergedPatches(pb *forgepb.Patches, reqPB *httppb.HttpRequest) *forgepb.Patches {
	newPatchesPB := new(forgepb.Patches)
	for newpatch := range pb.IterAll() {
		if expirePatch(newpatch) {
			newPatchesPB.Append(newpatch)
		}
	}
	return newPatchesPB
}

func sendPendingPatches(pb *forgepb.Patches, reqPB *httppb.HttpRequest) *forgepb.Patches {
	allPatchesPB := new(forgepb.Patches)
	for pset := range me.forge.Patchsets.IterAll() {
		for newpatch := range pset.Patches.IterAll() {
			allPatchesPB.Append(newpatch)
		}
	}
	return allPatchesPB
}

func sendPendingPatchsets(pb *forgepb.Patchsets, reqPB *httppb.HttpRequest) *forgepb.Patchsets {
	allPatchsetsPB := new(forgepb.Patchsets)
	for pset := range me.forge.Patchsets.IterAll() {
		allPatchsetsPB.Append(pset)
	}
	return allPatchsetsPB
}

/*
func makePatchesPB(reqPB *httppb.HttpRequest) (*forgepb.Patches, error) {
	pb := forgepb.NewPatches()
	err := pb.Unmarshal(reqPB.ServerData)
	return pb, err
}
*/

func makePatchsetsPB(reqPB *httppb.HttpRequest) (*forgepb.Patchsets, error) {
	pb := forgepb.NewPatchsets()
	err := pb.Unmarshal(reqPB.ServerData)
	return pb, err
}

func sendPatchesError(w http.ResponseWriter, r *forgepb.Patches, err error) error {
	log.Info("send error back to user", err)
	return nil
}