// Copyright 2022 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"context"
	"net/http"

	"github.com/gorilla/mux"
	"github.com/pingcap/log"
	"go.uber.org/zap"

	"github.com/pingcap-inc/compute-engine/pkg/database/model"
	"github.com/pingcap-inc/compute-engine/pkg/service"
)

func GetInstance(ctx context.Context, req *http.Request) (*model.TaskInstance, error) {
	id := mux.Vars(req)["instance"]
	s := ctx.Value(InstanceKey).(service.Scheduler)
	inst, err := s.GetInstance(ctx, id)
	if err != nil {
		log.Error("get instance error", zap.Error(err))
	}
	return inst, nil
}