//go:build integration
// +build integration

/*
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 general_tests

import (
	"net/rpc"
	"path"
	"testing"
	"time"

	v1 "github.com/cgrates/cgrates/apier/v1"
	"github.com/cgrates/cgrates/config"
	"github.com/cgrates/cgrates/engine"
	"github.com/cgrates/cgrates/utils"
)

var (
	cdreCfg       *config.CGRConfig
	cdreRPC       *rpc.Client
	cdreCfgPath   string
	cdreConfigDIR string

	sTestsCDRE = []func(t *testing.T){
		testCDREInitCfg,
		testCDREInitDataDb,
		testCDREResetStorDb,
		testCDREStartEngine,
		testCDRERpcConn,
		testCDREGetCdrs,
		testCDREExportNotFound,
		testCDREProcessCdr,
		testCDREExport,
		testCDREStopEngine,
	}
)

func TestCDREIT(t *testing.T) {
	switch *dbType {
	case utils.MetaInternal:
		cdreConfigDIR = "tutinternal_new"
	case utils.MetaMySQL:
		cdreConfigDIR = "tutmysql"
	case utils.MetaMongo:
		cdreConfigDIR = "tutmongonew"
	case utils.MetaPostgres:
		t.SkipNow()
	default:
		t.Fatal("Unknown Database type")
	}

	for _, stest := range sTestsCDRE {
		t.Run(cdreConfigDIR, stest)
	}
}

func testCDREInitCfg(t *testing.T) {
	var err error
	cdreCfgPath = path.Join(*dataDir, "conf", "samples", cdreConfigDIR)
	cdreCfg, err = config.NewCGRConfigFromPath(cdreCfgPath)
	if err != nil {
		t.Error(err)
	}
	cdreCfg.DataFolderPath = *dataDir
}

func testCDREInitDataDb(t *testing.T) {
	if err := engine.InitDataDb(cdreCfg); err != nil {
		t.Fatal(err)
	}
}

func testCDREResetStorDb(t *testing.T) {
	if err := engine.InitStorDb(cdreCfg); err != nil {
		t.Fatal(err)
	}
}

func testCDREStartEngine(t *testing.T) {
	if _, err := engine.StopStartEngine(cdreCfgPath, *waitRater); err != nil {
		t.Fatal(err)
	}
}

func testCDRERpcConn(t *testing.T) {
	var err error
	cdreRPC, err = newRPCClient(cdreCfg.ListenCfg())
	if err != nil {
		t.Fatal(err)
	}
}

func testCDREGetCdrs(t *testing.T) {
	var reply []*engine.ExternalCDR
	req := utils.RPCCDRsFilter{}
	if err := cdreRPC.Call(utils.APIerSv1GetCDRs, req, &reply); err.Error() != utils.ErrNotFound.Error() {
		t.Error("Unexpected error: ", err.Error())
	}
}

func testCDREExportNotFound(t *testing.T) {
	var replyExport v1.RplExportedCDRs
	exportArgs := v1.ArgExportCDRs{
		ExportArgs: map[string]interface{}{
			utils.ExportPath:     "/tmp",
			utils.ExportFileName: "TestTutITExportCDR.csv",
			utils.ExportTemplate: "TestTutITExportCDR",
		},
		RPCCDRsFilter: utils.RPCCDRsFilter{},
	}
	if err := cdreRPC.Call(utils.APIerSv1ExportCDRs, exportArgs,
		&replyExport); err.Error() != utils.ErrNotFound.Error() {
		t.Error(err)
	}
}

func testCDREProcessCdr(t *testing.T) {
	cdr := &engine.CDR{
		ToR:         utils.VOICE,
		OriginID:    "testCDREProcessCdr",
		OriginHost:  "192.168.1.1",
		Source:      "TestTutITExportCDR",
		RequestType: utils.META_RATED,
		Tenant:      "cgrates.org",
		Category:    "call",
		Account:     "1001",
		Subject:     "1001",
		Destination: "1003",
		SetupTime:   time.Date(2016, 11, 30, 17, 5, 24, 0, time.UTC),
		AnswerTime:  time.Date(2016, 11, 30, 17, 6, 4, 0, time.UTC),
		Usage:       time.Duration(98) * time.Second,
		ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
	}
	cdr.ComputeCGRID()
	var reply string
	if err := cdreRPC.Call(utils.CDRsV1ProcessEvent,
		&engine.ArgV1ProcessEvent{
			Flags:    []string{utils.ConcatenatedKey(utils.MetaChargers, "false")},
			CGREvent: *cdr.AsCGREvent(),
		}, &reply); err != nil {
		t.Error("Unexpected error: ", err.Error())
	} else if reply != utils.OK {
		t.Error("Unexpected reply received: ", reply)
	}
}

func testCDREExport(t *testing.T) {
	// time.Sleep(100 * time.Millisecond)
	var replyExport v1.RplExportedCDRs
	exportArgs := v1.ArgExportCDRs{
		ExportArgs: map[string]interface{}{
			utils.ExportPath:     "/tmp",
			utils.ExportFileName: "TestTutITExportCDR.csv",
			utils.ExportTemplate: "TestTutITExportCDR",
		},
		RPCCDRsFilter: utils.RPCCDRsFilter{},
	}
	if err := cdreRPC.Call(utils.APIerSv1ExportCDRs, exportArgs, &replyExport); err != nil {
		t.Error(err)
	} else if replyExport.TotalRecords != 1 {
		t.Errorf("Unexpected total records: %+v", replyExport.TotalRecords)
	}
	// expFilePath := path.Join(*exportArgs.ExportPath, *exportArgs.ExportFileName)
	// if err := os.Remove(expFilePath); err != nil {
	// 	t.Error(err)
	// }
}

func testCDREStopEngine(t *testing.T) {
	if err := engine.KillEngine(*waitRater); err != nil {
		t.Error(err)
	}
}