/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>
*/

package v1

import (
	"errors"
	"fmt"
	"io/ioutil"
	"os"
	"path"
	"strconv"
	"strings"
	"time"

	"github.com/cgrates/cgrates/config"
	"github.com/cgrates/cgrates/engine"
	"github.com/cgrates/cgrates/guardian"
	"github.com/cgrates/cgrates/servmanager"
	"github.com/cgrates/cgrates/utils"
	"github.com/cgrates/rpcclient"
)

const (
	OK = utils.OK
)

type ApierV1 struct {
	StorDb      engine.LoadStorage
	DataManager *engine.DataManager
	CdrDb       engine.CdrStorage
	Config      *config.CGRConfig
	Responder   *engine.Responder
	CDRs        rpcclient.RpcClientConnection // FixMe: populate it from cgr-engine
	ServManager *servmanager.ServiceManager   // Need to have them capitalize so we can export in V2
	HTTPPoster  *engine.HTTPPoster
	FilterS     *engine.FilterS //Used for CDR Exporter
	CacheS      rpcclient.RpcClientConnection
	SchedulerS  rpcclient.RpcClientConnection
}

// Call implements rpcclient.RpcClientConnection interface for internal RPC
func (self *ApierV1) Call(serviceMethod string,
	args interface{}, reply interface{}) error {
	return utils.APIerRPCCall(self, serviceMethod, args, reply)
}

func (self *ApierV1) GetDestination(dstId string, reply *engine.Destination) error {
	if dst, err := self.DataManager.DataDB().GetDestination(dstId, false, utils.NonTransactional); err != nil {
		return utils.ErrNotFound
	} else {
		*reply = *dst
	}
	return nil
}

type AttrRemoveDestination struct {
	DestinationIDs []string
	Prefixes       []string
}

func (self *ApierV1) RemoveDestination(attr AttrRemoveDestination, reply *string) (err error) {
	for _, dstID := range attr.DestinationIDs {
		if len(attr.Prefixes) == 0 {
			if err = self.DataManager.DataDB().RemoveDestination(dstID, utils.NonTransactional); err != nil {
				*reply = err.Error()
				break
			} else {
				*reply = utils.OK
			}
			// TODO list
			// get destination
			// remove prefixes
			// handle reverse destination
			// set destinastion
		}
	}
	return err
}

// GetReverseDestination retrieves revese destination list for a prefix
func (v1 *ApierV1) GetReverseDestination(prefix string, reply *[]string) (err error) {
	if prefix == "" {
		return utils.NewErrMandatoryIeMissing("prefix")
	}
	var revLst []string
	if revLst, err = v1.DataManager.DataDB().GetReverseDestination(prefix, false, utils.NonTransactional); err != nil {
		return
	}
	*reply = revLst
	return
}

// ComputeReverseDestinations will rebuild complete reverse destinations data
func (v1 *ApierV1) ComputeReverseDestinations(ignr string, reply *string) (err error) {
	if err = v1.DataManager.DataDB().RebuildReverseForPrefix(utils.REVERSE_DESTINATION_PREFIX); err != nil {
		return
	}
	*reply = utils.OK
	return
}

// ComputeAccountActionPlans will rebuild complete reverse accountActions data
func (v1 *ApierV1) ComputeAccountActionPlans(ignr string, reply *string) (err error) {
	if err = v1.DataManager.DataDB().RebuildReverseForPrefix(utils.AccountActionPlansPrefix); err != nil {
		return
	}
	*reply = utils.OK
	return
}

func (apier *ApierV1) GetSharedGroup(sgId string, reply *engine.SharedGroup) error {
	if sg, err := apier.DataManager.GetSharedGroup(sgId, false, utils.NonTransactional); err != nil && err != utils.ErrNotFound { // Not found is not an error here
		return err
	} else {
		if sg != nil {
			*reply = *sg
		}
	}
	return nil
}

func (self *ApierV1) SetDestination(attrs utils.AttrSetDestination, reply *string) (err error) {
	if missing := utils.MissingStructFields(&attrs, []string{"Id", "Prefixes"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	dest := &engine.Destination{Id: attrs.Id, Prefixes: attrs.Prefixes}
	var oldDest *engine.Destination
	if oldDest, err = self.DataManager.DataDB().GetDestination(attrs.Id, false, utils.NonTransactional); err != nil {
		if err != utils.ErrNotFound {
			return utils.NewErrServerError(err)
		}
	} else if !attrs.Overwrite {
		return utils.ErrExists
	}
	if err := self.DataManager.DataDB().SetDestination(dest, utils.NonTransactional); err != nil {
		return utils.NewErrServerError(err)
	}
	if err = self.DataManager.CacheDataFromDB(utils.DESTINATION_PREFIX, []string{attrs.Id}, true); err != nil {
		return
	}
	if err = self.DataManager.DataDB().UpdateReverseDestination(oldDest, dest, utils.NonTransactional); err != nil {
		return
	}
	if err = self.DataManager.CacheDataFromDB(utils.REVERSE_DESTINATION_PREFIX, dest.Prefixes, true); err != nil {
		return
	}
	*reply = OK
	return nil
}

func (self *ApierV1) GetRatingPlan(rplnId string, reply *engine.RatingPlan) error {
	if rpln, err := self.DataManager.GetRatingPlan(rplnId, false, utils.NonTransactional); err != nil {
		return utils.ErrNotFound
	} else {
		*reply = *rpln
	}
	return nil
}

func (self *ApierV1) ExecuteAction(attr *utils.AttrExecuteAction, reply *string) error {
	at := &engine.ActionTiming{
		ActionsID: attr.ActionsId,
	}
	if attr.Tenant != "" && attr.Account != "" {
		at.SetAccountIDs(utils.StringMap{utils.AccountKey(attr.Tenant, attr.Account): true})
	}
	if err := at.Execute(nil, nil); err != nil {
		*reply = err.Error()
		return err
	}
	*reply = OK
	return nil
}

type AttrLoadDestination struct {
	TPid string
	ID   string
}

// Load destinations from storDb into dataDb.
func (self *ApierV1) LoadDestination(attrs AttrLoadDestination, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if loaded, err := dbReader.LoadDestinationsFiltered(attrs.ID); err != nil {
		return utils.NewErrServerError(err)
	} else if !loaded {
		return utils.ErrNotFound
	}
	if err := self.DataManager.CacheDataFromDB(utils.DESTINATION_PREFIX, []string{attrs.ID}, true); err != nil {
		return utils.NewErrServerError(err)
	}
	*reply = OK
	return nil
}

type AttrLoadRatingPlan struct {
	TPid         string
	RatingPlanId string
}

// Process dependencies and load a specific rating plan from storDb into dataDb.
func (self *ApierV1) LoadRatingPlan(attrs AttrLoadRatingPlan, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if loaded, err := dbReader.LoadRatingPlansFiltered(attrs.RatingPlanId); err != nil {
		return utils.NewErrServerError(err)
	} else if !loaded {
		return utils.ErrNotFound
	}
	*reply = OK
	return nil
}

// Process dependencies and load a specific rating profile from storDb into dataDb.
func (self *ApierV1) LoadRatingProfile(attrs utils.TPRatingProfile, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if err := dbReader.LoadRatingProfilesFiltered(&attrs); err != nil {
		return utils.NewErrServerError(err)
	}
	*reply = OK
	return nil
}

type AttrLoadSharedGroup struct {
	TPid          string
	SharedGroupId string
}

// Load destinations from storDb into dataDb.
func (self *ApierV1) LoadSharedGroup(attrs AttrLoadSharedGroup, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if err := dbReader.LoadSharedGroupsFiltered(attrs.SharedGroupId, true); err != nil {
		return utils.NewErrServerError(err)
	}
	*reply = OK
	return nil
}

type AttrLoadTpFromStorDb struct {
	TPid     string
	FlushDb  bool // Flush dataDB before loading
	DryRun   bool // Only simulate, no write
	Validate bool // Run structural checks
}

// Loads complete data in a TP from storDb
func (self *ApierV1) LoadTariffPlanFromStorDb(attrs AttrLoadTpFromStorDb, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if err := dbReader.LoadAll(); err != nil {
		return utils.NewErrServerError(err)
	}
	if attrs.Validate {
		if !dbReader.IsValid() {
			*reply = OK
			return errors.New("invalid data")
		}
	}
	if attrs.DryRun {
		*reply = OK
		return nil // Mission complete, no errors
	}
	if err := dbReader.WriteToDatabase(attrs.FlushDb, false, false); err != nil {
		return utils.NewErrServerError(err)
	}
	// reload cache
	utils.Logger.Info("ApierV1.LoadTariffPlanFromStorDb, reloading cache.")
	if err := dbReader.ReloadCache(attrs.FlushDb, true); err != nil {
		return utils.NewErrServerError(err)
	}

	*reply = OK
	return nil
}

func (self *ApierV1) ImportTariffPlanFromFolder(attrs utils.AttrImportTPFromFolder, reply *string) error {
	if missing := utils.MissingStructFields(&attrs, []string{"TPid", "FolderPath"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	if len(attrs.CsvSeparator) == 0 {
		attrs.CsvSeparator = ","
	}
	if fi, err := os.Stat(attrs.FolderPath); err != nil {
		if strings.HasSuffix(err.Error(), "no such file or directory") {
			return utils.ErrInvalidPath
		}
		return utils.NewErrServerError(err)
	} else if !fi.IsDir() {
		return utils.ErrInvalidPath
	}
	csvImporter := engine.TPCSVImporter{
		TPid:     attrs.TPid,
		StorDb:   self.StorDb,
		DirPath:  attrs.FolderPath,
		Sep:      rune(attrs.CsvSeparator[0]),
		Verbose:  false,
		ImportId: attrs.RunId,
	}
	if err := csvImporter.Run(); err != nil {
		return utils.NewErrServerError(err)
	}
	*reply = utils.OK
	return nil
}

// Sets a specific rating profile working with data directly in the DataDB without involving storDb
func (self *ApierV1) SetRatingProfile(attrs utils.AttrSetRatingProfile, reply *string) (err error) {
	if missing := utils.MissingStructFields(&attrs, []string{"Tenant", "TOR", "Direction", "Subject", "RatingPlanActivations"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	for _, rpa := range attrs.RatingPlanActivations {
		if missing := utils.MissingStructFields(rpa, []string{"ActivationTime", "RatingPlanId"}); len(missing) != 0 {
			return fmt.Errorf("%s:RatingPlanActivation:%v", utils.ErrMandatoryIeMissing.Error(), missing)
		}
	}
	tpRpf := utils.TPRatingProfile{Tenant: attrs.Tenant,
		Category: attrs.Category, Subject: attrs.Subject}
	keyId := tpRpf.KeyId()
	var rpfl *engine.RatingProfile
	if !attrs.Overwrite {
		if rpfl, err = self.DataManager.GetRatingProfile(keyId, false, utils.NonTransactional); err != nil && err != utils.ErrNotFound {
			return utils.NewErrServerError(err)
		}
	}
	if rpfl == nil {
		rpfl = &engine.RatingProfile{Id: keyId, RatingPlanActivations: make(engine.RatingPlanActivations, 0)}
	}
	for _, ra := range attrs.RatingPlanActivations {
		at, err := utils.ParseTimeDetectLayout(ra.ActivationTime,
			self.Config.GeneralCfg().DefaultTimezone)
		if err != nil {
			return fmt.Errorf(fmt.Sprintf("%s:Cannot parse activation time from %v", utils.ErrServerError.Error(), ra.ActivationTime))
		}
		if exists, err := self.DataManager.HasData(utils.RATING_PLAN_PREFIX,
			ra.RatingPlanId, ""); err != nil {
			return utils.NewErrServerError(err)
		} else if !exists {
			return fmt.Errorf(fmt.Sprintf("%s:RatingPlanId:%s", utils.ErrNotFound.Error(), ra.RatingPlanId))
		}
		rpfl.RatingPlanActivations = append(rpfl.RatingPlanActivations,
			&engine.RatingPlanActivation{
				ActivationTime: at,
				RatingPlanId:   ra.RatingPlanId,
				FallbackKeys: utils.FallbackSubjKeys(tpRpf.Tenant,
					tpRpf.Category, ra.FallbackSubjects)})
	}
	if err := self.DataManager.SetRatingProfile(rpfl, utils.NonTransactional); err != nil {
		return utils.NewErrServerError(err)
	}
	//generate a loadID for CacheRatingProfiles and store it in database
	if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheRatingProfiles: time.Now().UnixNano()}); err != nil {
		return utils.APIErrorHandler(err)
	}
	*reply = OK
	return nil
}

func (self *ApierV1) GetRatingProfile(attrs utils.AttrGetRatingProfile, reply *engine.RatingProfile) (err error) {
	if missing := utils.MissingStructFields(&attrs, []string{"Tenant", "Category", "Direction", "Subject"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	if rpPrf, err := self.DataManager.GetRatingProfile(attrs.GetID(),
		false, utils.NonTransactional); err != nil {
		return utils.APIErrorHandler(err)
	} else {
		*reply = *rpPrf
	}
	return
}

// Deprecated attrs
type V1AttrSetActions struct {
	ActionsId string        // Actions id
	Overwrite bool          // If previously defined, will be overwritten
	Actions   []*V1TPAction // Set of actions this Actions profile will perform
}
type V1TPActions struct {
	TPid      string        // Tariff plan id
	ActionsId string        // Actions id
	Actions   []*V1TPAction // Set of actions this Actions profile will perform
}

type V1TPAction struct {
	Identifier      string   // Identifier mapped in the code
	BalanceId       string   // Balance identification string (account scope)
	BalanceUuid     string   // Balance identification string (global scope)
	BalanceType     string   // Type of balance the action will operate on
	Directions      string   // Balance direction
	Units           float64  // Number of units to add/deduct
	ExpiryTime      string   // Time when the units will expire
	Filter          string   // The condition on balances that is checked before the action
	TimingTags      string   // Timing when balance is active
	DestinationIds  string   // Destination profile id
	RatingSubject   string   // Reference a rate subject defined in RatingProfiles
	Categories      string   // category filter for balances
	SharedGroups    string   // Reference to a shared group
	BalanceWeight   *float64 // Balance weight
	ExtraParameters string
	BalanceBlocker  string
	BalanceDisabled string
	Weight          float64 // Action's weight
}

func (self *ApierV1) SetActions(attrs V1AttrSetActions, reply *string) (err error) {
	if missing := utils.MissingStructFields(&attrs, []string{"ActionsId", "Actions"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	for _, action := range attrs.Actions {
		requiredFields := []string{"Identifier", "Weight"}
		if action.BalanceType != "" { // Add some inter-dependent parameters - if balanceType then we are not talking about simply calling actions
			requiredFields = append(requiredFields, "Direction", "Units")
		}
		if missing := utils.MissingStructFields(action, requiredFields); len(missing) != 0 {
			return fmt.Errorf("%s:Action:%s:%v", utils.ErrMandatoryIeMissing.Error(), action.Identifier, missing)
		}
	}
	if !attrs.Overwrite {
		if exists, err := self.DataManager.HasData(utils.ACTION_PREFIX, attrs.ActionsId, ""); err != nil {
			return utils.NewErrServerError(err)
		} else if exists {
			return utils.ErrExists
		}
	}
	storeActions := make(engine.Actions, len(attrs.Actions))
	for idx, apiAct := range attrs.Actions {
		var blocker *bool
		if apiAct.BalanceBlocker != "" {
			if x, err := strconv.ParseBool(apiAct.BalanceBlocker); err == nil {
				blocker = &x
			} else {
				return err
			}
		}

		var disabled *bool
		if apiAct.BalanceDisabled != "" {
			if x, err := strconv.ParseBool(apiAct.BalanceDisabled); err == nil {
				disabled = &x
			} else {
				return err
			}
		}
		a := &engine.Action{
			Id:               attrs.ActionsId,
			ActionType:       apiAct.Identifier,
			Weight:           apiAct.Weight,
			ExpirationString: apiAct.ExpiryTime,
			ExtraParameters:  apiAct.ExtraParameters,
			Filter:           apiAct.Filter,
			Balance: &engine.BalanceFilter{ // TODO: update this part
				Uuid:           utils.StringPointer(apiAct.BalanceUuid),
				ID:             utils.StringPointer(apiAct.BalanceId),
				Type:           utils.StringPointer(apiAct.BalanceType),
				Value:          &utils.ValueFormula{Static: apiAct.Units},
				Weight:         apiAct.BalanceWeight,
				DestinationIDs: utils.StringMapPointer(utils.ParseStringMap(apiAct.DestinationIds)),
				RatingSubject:  utils.StringPointer(apiAct.RatingSubject),
				SharedGroups:   utils.StringMapPointer(utils.ParseStringMap(apiAct.SharedGroups)),
				Categories:     utils.StringMapPointer(utils.ParseStringMap(apiAct.Categories)),
				TimingIDs:      utils.StringMapPointer(utils.ParseStringMap(apiAct.TimingTags)),
				Blocker:        blocker,
				Disabled:       disabled,
			},
		}
		storeActions[idx] = a
	}
	if err := self.DataManager.SetActions(attrs.ActionsId, storeActions, utils.NonTransactional); err != nil {
		return utils.NewErrServerError(err)
	}
	//generate a loadID for CacheActions and store it in database
	if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheActions: time.Now().UnixNano()}); err != nil {
		return utils.APIErrorHandler(err)
	}
	*reply = OK
	return nil
}

// Retrieves actions attached to specific ActionsId within cache
func (self *ApierV1) GetActions(actsId string, reply *[]*utils.TPAction) error {
	if len(actsId) == 0 {
		return fmt.Errorf("%s ActionsId: %s", utils.ErrMandatoryIeMissing.Error(), actsId)
	}
	acts := make([]*utils.TPAction, 0)
	engActs, err := self.DataManager.GetActions(actsId, false, utils.NonTransactional)
	if err != nil {
		return utils.NewErrServerError(err)
	}
	for _, engAct := range engActs {
		act := &utils.TPAction{
			Identifier:      engAct.ActionType,
			ExpiryTime:      engAct.ExpirationString,
			ExtraParameters: engAct.ExtraParameters,
			Filter:          engAct.Filter,
			Weight:          engAct.Weight,
		}
		bf := engAct.Balance
		if bf != nil {
			act.BalanceType = bf.GetType()
			act.Units = strconv.FormatFloat(bf.GetValue(), 'f', -1, 64)
			act.DestinationIds = bf.GetDestinationIDs().String()
			act.RatingSubject = bf.GetRatingSubject()
			act.SharedGroups = bf.GetSharedGroups().String()
			act.BalanceWeight = strconv.FormatFloat(bf.GetWeight(), 'f', -1, 64)
			act.TimingTags = bf.GetTimingIDs().String()
			act.BalanceId = bf.GetID()
			act.Categories = bf.GetCategories().String()
			act.BalanceBlocker = strconv.FormatBool(bf.GetBlocker())
			act.BalanceDisabled = strconv.FormatBool(bf.GetDisabled())
		}
		acts = append(acts, act)
	}
	*reply = acts
	return nil
}

type AttrSetActionPlan struct {
	Id              string            // Profile id
	ActionPlan      []*AttrActionPlan // Set of actions this Actions profile will perform
	Overwrite       bool              // If previously defined, will be overwritten
	ReloadScheduler bool              // Enables automatic reload of the scheduler (eg: useful when adding a single action timing)
}

type AttrActionPlan struct {
	ActionsId string  // Actions id
	Years     string  // semicolon separated list of years this timing is valid on, *any or empty supported
	Months    string  // semicolon separated list of months this timing is valid on, *any or empty supported
	MonthDays string  // semicolon separated list of month's days this timing is valid on, *any or empty supported
	WeekDays  string  // semicolon separated list of week day names this timing is valid on *any or empty supported
	Time      string  // String representing the time this timing starts on, *asap supported
	Weight    float64 // Binding's weight
}

func (self *ApierV1) SetActionPlan(attrs AttrSetActionPlan, reply *string) (err error) {
	if missing := utils.MissingStructFields(&attrs, []string{"Id", "ActionPlan"}); len(missing) != 0 {
		return utils.NewErrMandatoryIeMissing(missing...)
	}
	for _, at := range attrs.ActionPlan {
		requiredFields := []string{"ActionsId", "Time", "Weight"}
		if missing := utils.MissingStructFields(at, requiredFields); len(missing) != 0 {
			return fmt.Errorf("%s:Action:%s:%v", utils.ErrMandatoryIeMissing.Error(), at.ActionsId, missing)
		}
	}
	_, err = guardian.Guardian.Guard(func() (interface{}, error) {
		var prevAccountIDs utils.StringMap
		if prevAP, err := self.DataManager.DataDB().GetActionPlan(attrs.Id, false, utils.NonTransactional); err != nil && err != utils.ErrNotFound {
			return 0, utils.NewErrServerError(err)
		} else if err == nil && !attrs.Overwrite {
			return 0, utils.ErrExists
		} else if prevAP != nil {
			prevAccountIDs = prevAP.AccountIDs
		}
		ap := &engine.ActionPlan{
			Id: attrs.Id,
		}
		for _, apiAtm := range attrs.ActionPlan {
			if exists, err := self.DataManager.HasData(utils.ACTION_PREFIX, apiAtm.ActionsId, ""); err != nil {
				return 0, utils.NewErrServerError(err)
			} else if !exists {
				return 0, fmt.Errorf("%s:%s", utils.ErrBrokenReference.Error(), apiAtm.ActionsId)
			}
			timing := new(engine.RITiming)
			timing.Years.Parse(apiAtm.Years, ";")
			timing.Months.Parse(apiAtm.Months, ";")
			timing.MonthDays.Parse(apiAtm.MonthDays, ";")
			timing.WeekDays.Parse(apiAtm.WeekDays, ";")
			if !verifyFormat(apiAtm.Time) {
				return 0, fmt.Errorf("%s:%s", utils.ErrUnsupportedFormat.Error(), apiAtm.Time)
			}
			timing.StartTime = apiAtm.Time
			ap.ActionTimings = append(ap.ActionTimings, &engine.ActionTiming{
				Uuid:      utils.GenUUID(),
				Weight:    apiAtm.Weight,
				Timing:    &engine.RateInterval{Timing: timing},
				ActionsID: apiAtm.ActionsId,
			})
		}
		if err := self.DataManager.DataDB().SetActionPlan(ap.Id, ap, true, utils.NonTransactional); err != nil {
			return 0, utils.NewErrServerError(err)
		}
		if err = self.DataManager.CacheDataFromDB(utils.ACTION_PLAN_PREFIX, []string{ap.Id}, true); err != nil {
			return 0, utils.NewErrServerError(err)
		}
		for acntID := range prevAccountIDs {
			if err := self.DataManager.DataDB().RemAccountActionPlans(acntID, []string{attrs.Id}); err != nil {
				return 0, utils.NewErrServerError(err)
			}
		}
		if len(prevAccountIDs) != 0 {
			if err = self.DataManager.CacheDataFromDB(utils.AccountActionPlansPrefix, prevAccountIDs.Slice(), true); err != nil &&
				err.Error() != utils.ErrNotFound.Error() {
				return 0, utils.NewErrServerError(err)
			}
		}
		return 0, nil
	}, config.CgrConfig().GeneralCfg().LockingTimeout, utils.ACTION_PLAN_PREFIX)
	if err != nil {
		return err
	}
	if attrs.ReloadScheduler {
		sched := self.ServManager.GetScheduler()
		if sched == nil {
			return errors.New(utils.SchedulerNotRunningCaps)
		}
		sched.Reload()
	}
	//generate a loadID for CacheActionPlans and store it in database
	if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheActionPlans: time.Now().UnixNano()}); err != nil {
		return utils.APIErrorHandler(err)
	}
	*reply = OK
	return nil
}

func verifyFormat(tStr string) bool {
	if tStr == utils.EmptyString ||
		tStr == utils.MetaEveryMinute ||
		tStr == utils.MetaHourly ||
		tStr == utils.ASAP {
		return true
	}

	if len(tStr) > 8 { // hh:mm:ss
		return false
	}
	if a := strings.Split(tStr, utils.InInFieldSep); len(a) != 3 {
		return false
	} else {
		if _, err := strconv.Atoi(a[0]); err != nil {
			return false
		} else if _, err := strconv.Atoi(a[1]); err != nil {
			return false
		} else if _, err := strconv.Atoi(a[2]); err != nil {
			return false
		}
	}
	return true
}

type AttrGetActionPlan struct {
	ID string
}

func (self *ApierV1) GetActionPlan(attr AttrGetActionPlan, reply *[]*engine.ActionPlan) error {
	var result []*engine.ActionPlan
	if attr.ID == "" || attr.ID == "*" {
		aplsMap, err := self.DataManager.DataDB().GetAllActionPlans()
		if err != nil {
			return err
		}
		for _, apls := range aplsMap {
			result = append(result, apls)
		}
	} else {
		apls, err := self.DataManager.DataDB().GetActionPlan(attr.ID, false, utils.NonTransactional)
		if err != nil {
			return err
		}
		result = append(result, apls)
	}
	*reply = result
	return nil
}

// Process dependencies and load a specific AccountActions profile from storDb into dataDb.
func (self *ApierV1) LoadAccountActions(attrs utils.TPAccountActions, reply *string) error {
	if len(attrs.TPid) == 0 {
		return utils.NewErrMandatoryIeMissing("TPid")
	}
	dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
		attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	if _, err := guardian.Guardian.Guard(func() (interface{}, error) {
		return 0, dbReader.LoadAccountActionsFiltered(&attrs)
	}, config.CgrConfig().GeneralCfg().LockingTimeout, attrs.LoadId); err != nil {
		return utils.NewErrServerError(err)
	}
	// ToDo: Get the action keys loaded by dbReader so we reload only these in cache
	// Need to do it before scheduler otherwise actions to run will be unknown
	sched := self.ServManager.GetScheduler()
	if sched != nil {
		sched.Reload()
	}
	*reply = OK
	return nil
}

func (self *ApierV1) LoadTariffPlanFromFolder(attrs utils.AttrLoadTpFromFolder, reply *string) error {
	// verify if FolderPath is present
	if len(attrs.FolderPath) == 0 {
		return fmt.Errorf("%s:%s", utils.ErrMandatoryIeMissing.Error(), "FolderPath")
	}
	// check if exists or is valid
	if fi, err := os.Stat(attrs.FolderPath); err != nil {
		if strings.HasSuffix(err.Error(), "no such file or directory") {
			return utils.ErrInvalidPath
		}
		return utils.NewErrServerError(err)
	} else if !fi.IsDir() {
		return utils.ErrInvalidPath
	}

	// create the TpReader
	loader := engine.NewTpReader(self.DataManager.DataDB(),
		engine.NewFileCSVStorage(utils.CSV_SEP,
			path.Join(attrs.FolderPath, utils.DESTINATIONS_CSV),
			path.Join(attrs.FolderPath, utils.TIMINGS_CSV),
			path.Join(attrs.FolderPath, utils.RATES_CSV),
			path.Join(attrs.FolderPath, utils.DESTINATION_RATES_CSV),
			path.Join(attrs.FolderPath, utils.RATING_PLANS_CSV),
			path.Join(attrs.FolderPath, utils.RATING_PROFILES_CSV),
			path.Join(attrs.FolderPath, utils.SHARED_GROUPS_CSV),
			path.Join(attrs.FolderPath, utils.ACTIONS_CSV),
			path.Join(attrs.FolderPath, utils.ACTION_PLANS_CSV),
			path.Join(attrs.FolderPath, utils.ACTION_TRIGGERS_CSV),
			path.Join(attrs.FolderPath, utils.ACCOUNT_ACTIONS_CSV),
			path.Join(attrs.FolderPath, utils.ResourcesCsv),
			path.Join(attrs.FolderPath, utils.StatsCsv),
			path.Join(attrs.FolderPath, utils.ThresholdsCsv),
			path.Join(attrs.FolderPath, utils.FiltersCsv),
			path.Join(attrs.FolderPath, utils.SuppliersCsv),
			path.Join(attrs.FolderPath, utils.AttributesCsv),
			path.Join(attrs.FolderPath, utils.ChargersCsv),
			path.Join(attrs.FolderPath, utils.DispatcherProfilesCsv),
			path.Join(attrs.FolderPath, utils.DispatcherHostsCsv),
		), "", self.Config.GeneralCfg().DefaultTimezone,
		self.CacheS, self.SchedulerS)
	//Load the data
	if err := loader.LoadAll(); err != nil {
		return utils.NewErrServerError(err)
	}
	if attrs.DryRun {
		*reply = OK
		return nil // Mission complete, no errors
	}

	if attrs.Validate {
		if !loader.IsValid() {
			return errors.New("invalid data")
		}
	}

	// write data intro Database
	if err := loader.WriteToDatabase(attrs.FlushDb, false, false); err != nil {
		return utils.NewErrServerError(err)
	}
	// reload cache
	utils.Logger.Info("ApierV1.LoadTariffPlanFromFolder, reloading cache.")
	if err := loader.ReloadCache(attrs.FlushDb, true); err != nil {
		return utils.NewErrServerError(err)
	}
	*reply = utils.OK
	return nil
}

type AttrRemoveRatingProfile struct {
	Direction string
	Tenant    string
	Category  string
	Subject   string
}

func (arrp *AttrRemoveRatingProfile) GetId() (result string) {
	if arrp.Direction != "" && arrp.Direction != utils.ANY {
		result += arrp.Direction
		result += utils.CONCATENATED_KEY_SEP
	} else {
		return
	}
	if arrp.Tenant != "" && arrp.Tenant != utils.ANY {
		result += arrp.Tenant
		result += utils.CONCATENATED_KEY_SEP
	} else {
		return
	}

	if arrp.Category != "" && arrp.Category != utils.ANY {
		result += arrp.Category
		result += utils.CONCATENATED_KEY_SEP
	} else {
		return
	}
	if arrp.Subject != "" && arrp.Subject != utils.ANY {
		result += arrp.Subject
	}
	return
}

func (self *ApierV1) RemoveRatingProfile(attr AttrRemoveRatingProfile, reply *string) error {
	if attr.Direction == "" {
		attr.Direction = utils.OUT
	}
	if (attr.Subject != "" && utils.IsSliceMember([]string{attr.Direction, attr.Tenant, attr.Category}, "")) ||
		(attr.Category != "" && utils.IsSliceMember([]string{attr.Direction, attr.Tenant}, "")) ||
		attr.Tenant != "" && attr.Direction == "" {
		return utils.ErrMandatoryIeMissing
	}
	_, err := guardian.Guardian.Guard(func() (interface{}, error) {
		return 0, self.DataManager.RemoveRatingProfile(attr.GetId(), utils.NonTransactional)
	}, config.CgrConfig().GeneralCfg().LockingTimeout, "RemoveRatingProfile")
	if err != nil {
		*reply = err.Error()
		return utils.NewErrServerError(err)
	}
	//generate a loadID for CacheActionPlans and store it in database
	if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheRatingProfiles: time.Now().UnixNano()}); err != nil {
		return utils.APIErrorHandler(err)
	}
	*reply = utils.OK
	return nil
}

func (self *ApierV1) GetLoadHistory(attrs utils.Paginator, reply *[]*utils.LoadInstance) error {
	nrItems := -1
	offset := 0
	if attrs.Offset != nil { // For offset we need full data
		offset = *attrs.Offset
	} else if attrs.Limit != nil {
		nrItems = *attrs.Limit
	}
	loadHist, err := self.DataManager.DataDB().GetLoadHistory(nrItems, true, utils.NonTransactional)
	if err != nil {
		return utils.NewErrServerError(err)
	}
	if attrs.Offset != nil && attrs.Limit != nil { // Limit back to original
		nrItems = *attrs.Limit
	}
	if len(loadHist) == 0 || len(loadHist) <= offset || nrItems == 0 {
		return utils.ErrNotFound
	}
	if offset != 0 {
		nrItems = offset + nrItems
	}
	if nrItems == -1 || nrItems > len(loadHist) { // So we can use it in indexing bellow
		nrItems = len(loadHist)
	}
	*reply = loadHist[offset:nrItems]
	return nil
}

type AttrRemoveActions struct {
	ActionIDs []string
}

func (self *ApierV1) RemoveActions(attr AttrRemoveActions, reply *string) error {
	if attr.ActionIDs == nil {
		err := utils.ErrNotFound
		*reply = err.Error()
		return err
	}
	// The check could lead to very long execution time. So we decided to leave it at the user's risck.'
	/*
		stringMap := utils.NewStringMap(attr.ActionIDs...)
		keys, err := self.DataManager.DataDB().GetKeysForPrefix(utils.ACTION_TRIGGER_PREFIX, true)
		if err != nil {
			*reply = err.Error()
			return err
		}
		for _, key := range keys {
			getAttrs, err := self.DataManager.DataDB().GetActionTriggers(key[len(utils.ACTION_TRIGGER_PREFIX):])
			if err != nil {
				*reply = err.Error()
				return err
			}
			for _, atr := range getAttrs {
				if _, found := stringMap[atr.ActionsID]; found {
					// found action trigger referencing action; abort
					err := fmt.Errorf("action %s refenced by action trigger %s", atr.ActionsID, atr.ID)
					*reply = err.Error()
					return err
				}
			}
		}
		allAplsMap, err := self.DataManager.DataDB().GetAllActionPlans()
		if err != nil && err != utils.ErrNotFound {
			*reply = err.Error()
			return err
		}
		for _, apl := range allAplsMap {
			for _, atm := range apl.ActionTimings {
				if _, found := stringMap[atm.ActionsID]; found {
					err := fmt.Errorf("action %s refenced by action plan %s", atm.ActionsID, apl.Id)
					*reply = err.Error()
					return err
				}
			}
		}
	*/
	for _, aID := range attr.ActionIDs {
		if err := self.DataManager.RemoveActions(aID, utils.NonTransactional); err != nil {
			*reply = err.Error()
			return err
		}
	}
	//generate a loadID for CacheActions and store it in database
	if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheActions: time.Now().UnixNano()}); err != nil {
		return utils.APIErrorHandler(err)
	}
	*reply = utils.OK
	return nil
}

type ArgsReplyFailedPosts struct {
	FailedRequestsInDir  *string  // if defined it will be our source of requests to be replayed
	FailedRequestsOutDir *string  // if defined it will become our destination for files failing to be replayed, *none to be discarded
	Modules              []string // list of modules for which replay the requests, nil for all
	Transports           []string // list of transports
}

// ReplayFailedPosts will repost failed requests found in the FailedRequestsInDir
func (v1 *ApierV1) ReplayFailedPosts(args ArgsReplyFailedPosts, reply *string) (err error) {
	failedReqsInDir := v1.Config.GeneralCfg().FailedPostsDir
	if args.FailedRequestsInDir != nil && *args.FailedRequestsInDir != "" {
		failedReqsInDir = *args.FailedRequestsInDir
	}
	failedReqsOutDir := failedReqsInDir
	if args.FailedRequestsOutDir != nil && *args.FailedRequestsOutDir != "" {
		failedReqsOutDir = *args.FailedRequestsOutDir
	}
	filesInDir, _ := ioutil.ReadDir(failedReqsInDir)
	if len(filesInDir) == 0 {
		return utils.ErrNotFound
	}
	for _, file := range filesInDir { // First file in directory is the one we need, harder to find it's name out of config
		filePath := path.Join(failedReqsInDir, file.Name())
		ffn, err := utils.NewFallbackFileNameFronString(file.Name())
		if err != nil {
			return utils.NewErrServerError(err)
		}
		if len(args.Modules) != 0 {
			var allowedModule bool
			for _, mod := range args.Modules {
				if strings.HasPrefix(ffn.Module, mod) {
					allowedModule = true
					break
				}
			}
			if !allowedModule {
				continue // this file is not to be processed due to Modules ACL
			}
		}
		if len(args.Transports) != 0 && !utils.IsSliceMember(args.Transports, ffn.Transport) {
			continue // this file is not to be processed due to Transports ACL
		}
		var fileContent []byte
		_, err = guardian.Guardian.Guard(func() (interface{}, error) {
			if fileContent, err = ioutil.ReadFile(filePath); err != nil {
				return 0, err
			}
			return 0, os.Remove(filePath)
		}, v1.Config.GeneralCfg().LockingTimeout, utils.FileLockPrefix+filePath)
		if err != nil {
			return utils.NewErrServerError(err)
		}
		failoverPath := utils.META_NONE
		if failedReqsOutDir != utils.META_NONE {
			failoverPath = path.Join(failedReqsOutDir, file.Name())
		}
		switch ffn.Transport {
		case utils.MetaHTTPjsonCDR, utils.MetaHTTPjsonMap, utils.MetaHTTPjson, utils.META_HTTP_POST:
			_, err = engine.NewHTTPPoster(v1.Config.GeneralCfg().HttpSkipTlsVerify,
				v1.Config.GeneralCfg().ReplyTimeout).Post(ffn.Address,
				utils.PosterTransportContentTypes[ffn.Transport], fileContent,
				v1.Config.GeneralCfg().PosterAttempts, failoverPath)
		case utils.MetaAMQPjsonCDR, utils.MetaAMQPjsonMap:
			err = engine.PostersCache.PostAMQP(ffn.Address,
				v1.Config.GeneralCfg().PosterAttempts, fileContent,
				utils.PosterTransportContentTypes[ffn.Transport],
				failedReqsOutDir, file.Name())
		case utils.MetaAWSjsonMap:
			err = engine.PostersCache.PostAWS(ffn.Address, v1.Config.GeneralCfg().PosterAttempts,
				fileContent, failedReqsOutDir, file.Name())
		case utils.MetaSQSjsonMap:
			err = engine.PostersCache.PostSQS(ffn.Address, v1.Config.GeneralCfg().PosterAttempts,
				fileContent, failedReqsOutDir, file.Name())
		default:
			err = fmt.Errorf("unsupported replication transport: %s", ffn.Transport)
		}
		if err != nil && failedReqsOutDir != utils.META_NONE { // Got error from HTTPPoster could be that content was not written, we need to write it ourselves
			_, err := guardian.Guardian.Guard(func() (interface{}, error) {
				if _, err := os.Stat(failoverPath); err == nil || !os.IsNotExist(err) {
					return 0, err
				}
				fileOut, err := os.Create(failoverPath)
				if err != nil {
					return 0, err
				}
				_, err = fileOut.Write(fileContent)
				fileOut.Close()
				return 0, err
			}, v1.Config.GeneralCfg().LockingTimeout, utils.FileLockPrefix+failoverPath)
			if err != nil {
				return utils.NewErrServerError(err)
			}
		}
	}
	*reply = utils.OK
	return nil
}

// CallCache caching the item based on cacheopt
// visible in ApierV2
func (v1 *ApierV1) CallCache(cacheOpt string, args engine.ArgsGetCacheItem) (err error) {
	var reply string
	switch cacheOpt {
	case utils.META_NONE:
		return
	case utils.MetaReload:
		if err = v1.CacheS.Call(utils.CacheSv1ReloadCache, composeArgsReload(args), &reply); err != nil {
			return err
		}
	case utils.MetaLoad:
		if err = v1.CacheS.Call(utils.CacheSv1LoadCache, composeArgsReload(args), &reply); err != nil {
			return err
		}
	case utils.MetaRemove:
		if err = v1.CacheS.Call(utils.CacheSv1RemoveItem, &args, &reply); err != nil {
			return err
		}
	case utils.MetaClear:
		if err = v1.CacheS.Call(utils.CacheSv1FlushCache, composeArgsReload(args), &reply); err != nil {
			return err
		}
	}
	return
}

func (v1 *ApierV1) GetLoadIDs(args string, reply *map[string]int64) (err error) {
	if loadIDs, err := v1.DataManager.GetItemLoadIDs(args, false); err != nil {
		return err
	} else {
		*reply = loadIDs
	}
	return
}

type LoadTimeArgs struct {
	Timezone string
	Item     string
}

func (v1 *ApierV1) GetLoadTimes(args LoadTimeArgs, reply *map[string]string) (err error) {
	if loadIDs, err := v1.DataManager.GetItemLoadIDs(args.Item, false); err != nil {
		return err
	} else {
		provMp := make(map[string]string)
		for key, val := range loadIDs {
			timeVal, err := utils.ParseTimeDetectLayout(strconv.FormatInt(val, 10), args.Timezone)
			if err != nil {
				return err
			}
			provMp[key] = timeVal.String()
		}
		*reply = provMp
	}
	return
}