// Copyright 2019 Yunion
//
// 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package models

import (
	"context"
	"fmt"

	"yunion.io/x/jsonutils"
	"yunion.io/x/pkg/utils"

	"yunion.io/x/onecloud/pkg/cloudcommon/db"
	"yunion.io/x/onecloud/pkg/mcclient"
	"yunion.io/x/onecloud/pkg/util/rbacutils"
)

type SStatusStandaloneResourceBase struct {
	SStandaloneResourceBase

	Status string `width:"36" charset:"ascii" nullable:"false" default:"init" create:"optional" update:"user"`
}

type SStatusStandaloneResourceBaseManager struct {
	SStandaloneResourceBaseManager
}

func NewStatusStandaloneResourceBaseManager(dt interface{}, tableName string, keyword string, keywordPlural string) SStatusStandaloneResourceBaseManager {
	return SStatusStandaloneResourceBaseManager{SStandaloneResourceBaseManager: NewStandaloneResourceBaseManager(dt, tableName, keyword, keywordPlural)}
}

func (model *SStatusStandaloneResourceBase) SetStatus(userCred mcclient.TokenCredential, status string, reason string) error {
	if model.Status == status {
		return nil
	}
	oldStatus := model.Status
	_, err := db.Update(model, func() error {
		model.Status = status
		return nil
	})
	if err != nil {
		return err
	}
	if userCred != nil {
		notes := fmt.Sprintf("%s=>%s", oldStatus, status)
		if len(reason) > 0 {
			notes = fmt.Sprintf("%s: %s", notes, reason)
		}
		db.OpsLog.LogEvent(model, db.ACT_UPDATE_STATUS, notes, userCred)
	}
	return nil
}

func (model *SStatusStandaloneResourceBase) AllowPerformStatus(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) bool {
	return db.IsAllowPerform(rbacutils.ScopeSystem, userCred, model, "status")
}

func (model *SStatusStandaloneResourceBase) PerformStatus(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) (jsonutils.JSONObject, error) {
	status, err := data.GetString("status")
	if err != nil {
		return nil, err
	}
	reason, _ := data.GetString("reason")
	err = model.SetStatus(userCred, status, reason)
	return nil, err
}

func (model *SStatusStandaloneResourceBase) IsInStatus(status ...string) bool {
	return utils.IsInStringArray(model.Status, status)
}

func (model *SStatusStandaloneResourceBase) AllowGetDetailsStatus(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) bool {
	return db.IsAllowGetSpec(rbacutils.ScopeSystem, userCred, model, "status")
}

func (model *SStatusStandaloneResourceBase) GetDetailsStatus(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) (jsonutils.JSONObject, error) {
	ret := jsonutils.NewDict()
	ret.Add(jsonutils.NewString(model.Status), "status")
	return ret, nil
}