package redolog

import (
	"fmt"
	"time"

	"github.com/google/uuid"
	"github.com/pingcap/test-infra/caselib/pkg/model/ticdc"
	"github.com/pingcap/test-infra/caselib/pkg/model/workload"
	"github.com/pingcap/test-infra/caselib/pkg/steps"
	"github.com/pingcap/test-infra/caselib/ticdc/common"
	"github.com/pingcap/test-infra/sdk/resource"
	"github.com/pingcap/tiflow/cdc/model"
)

// RedoApplyCdcScaleSync
// create tidb cluster / mysql / workload
// create changefeed
// stop changefeed
// prepare incremental data
// resume changefeed
// run real time data
// scale out cluster ticdc from 3 -> 6, then 6 -> 1 -> 5 -> 2 once
// wait for workload finish
// check consistency
var _ = common.AddTestCase("redo_apply_cdc_scale_sync", func() steps.Step {
	var (
		changeFeedID       = "redo-apply-cdc-scale-out-in"
		uniq      		   = uuid.New().String()
		dbNameVar          = common.DBName
		changefeedCategory = `[consistent]`
		// TODO: replace s3 with ResourceHandle
		s3Uri             = fmt.Sprintf("s3://nfs/test-infra-redolog/%s%s?access-key=minioadmin&secret-access-key=minioadmin&endpoint=http://minio.pingcap.net:9000&force-path-style=true", changeFeedID, uniq)
		changefeedContent = fmt.Sprintf(`level = \"eventual\"
storage = \"%s\"
max-log-size = 1`, s3Uri)
	)
	return steps.
		NewBuilder().
		LoadEnv().
		LoadResourceFromEnv("TI_PARAM_RES_upstream", common.ResourceHandleSource).
		LoadResourceFromEnv("TI_PARAM_RES_downstream", common.ResourceHandleMySQL).
		LoadResourceFromEnv("TI_PARAM_RES_workload", common.ResourceHandleWorkload).
		InitCDCComponents(common.ResourceHandleSource, common.ResourceHandleMySQL).
		DropDatabasesIfExists(common.ResourceHandleSource, &dbNameVar).
		DropDatabasesIfExists(common.ResourceHandleMySQL, &dbNameVar).
		InitChangefeedConfig(&changefeedCategory, &changefeedContent).
		OperateChangeFeed(&ticdc.ChangeFeedCreateFlags{
			SinkType: ticdc.SinkTypeMySQL,
			ID:       changeFeedID,
			Config:   true,
		}).
		CreateDatabase(common.ResourceHandleSource, dbNameVar).
		SetGCLifeTime(common.ResourceHandleSource, "24h").
		InitWorkload(common.ResourceHandleWorkload).
		RunWorkload(common.Spec.GetWorkloadOption(workload.CommandTypePrepare)).
		Parallel(
			steps.NewRunWorkload(common.Spec.GetWorkloadOption(workload.CommandTypeRun)),
			steps.NewLoopTask(10*time.Minute, 2*time.Minute, true,
				steps.NewScaleTiDBCluster(resource.TiCDC, 6, 0),
				steps.NewSwitchOwner(common.ResourceHandleSource, 20*time.Second),
				steps.NewScaleTiDBCluster(resource.TiCDC, 1, 0),
				steps.NewScaleTiDBCluster(resource.TiCDC, 5, 0),
				steps.NewSwitchOwner(common.ResourceHandleSource, 20*time.Second),
				steps.NewScaleTiDBCluster(resource.TiCDC, 2, 0),
			)).
		Sleep(1*time.Minute).
		OperateChangeFeed(&ticdc.ChangeFeedAdminJobFlags{JobType: model.AdminStop, ID: changeFeedID}).
		Sleep(1*time.Minute).
		OperateChangeFeed(&ticdc.ChangeFeedAdminJobFlags{JobType: model.AdminStop, ID: changeFeedID}).
		OperateRedoLog(&ticdc.RedoApplyFlags{TmpDir: changeFeedID, Storage: s3Uri}).
		OperateRedoLog(&ticdc.RedoMetaFlags{TmpDir: changeFeedID, Storage: s3Uri}).
		CheckConsistency(common.ResourceHandleSource, common.ResourceHandleMySQL, dbNameVar).
		DropDatabasesIfExists(common.ResourceHandleSource, &dbNameVar).
		DropDatabasesIfExists(common.ResourceHandleMySQL, &dbNameVar).
		Sleep(1 * time.Minute).
		OperateChangeFeed(&ticdc.ChangeFeedAdminJobFlags{JobType: model.AdminRemove, ID: changeFeedID, ForceRemove: true}).
		Build()
},
)