package changefeed

import (
	"fmt"
	"github.com/tidbcloud/dataflow-service-e2e/cases"
	"github.com/tidbcloud/dataflow-service-e2e/cases/essential/common"
	"github.com/tidbcloud/dataflow-service-e2e/internal/config"
	. "github.com/tidbcloud/dataflow-service-e2e/internal/model"
	"github.com/tidbcloud/dataflow-service-e2e/internal/tidbcloud/essential"
	"time"
)

type CDCMySQLPrivateLinkCase struct {
	cases.BaseCase
	provider CloudProviderType
}

func NewCDCMySQLPrivateLinkCase(provider CloudProviderType) cases.E2ECase {
	return &CDCMySQLPrivateLinkCase{provider: provider}
}
func (c *CDCMySQLPrivateLinkCase) Name() string {
	return fmt.Sprintf("%sEssentialV1CDCMySQLPrivateLinkLifecycleSmoke", c.provider)
}
func (c *CDCMySQLPrivateLinkCase) Tags() map[string]string {
	return map[string]string{cases.TagKeyDomain: config.DomainCDC, cases.TagKeyAPIModes: common.APIModesBoth}
}
func (c *CDCMySQLPrivateLinkCase) DeclareDependencyRequirements() map[string]DependencyRequirement {
	region := config.GlobalConfig.DefaultRegionOf(c.provider)
	return map[string]DependencyRequirement{
		"essential": &TiDBServerlessRequirement{
			Dedicated: true,
			TiDBServerlessDimensions: TiDBServerlessDimensions{
				CloudProvider: c.provider,
				Region:        region,
				ServicePlan:   essential.ServicePlanEssential,
			},
		},
		"mysql": &MySQLRequirement{MySQLDimensions: MySQLDimensions{
			NetworkType:   DataflowNetworkTypeNetworkTypePrivateLink,
			CloudProvider: c.provider,
			Region:        region,
		}},
	}
}
func (c *CDCMySQLPrivateLinkCase) Run() {
	cluster, mysql := c.TiDBServerless("essential"), c.MySQL("mysql")
	c.Step("validate MySQL PrivateLink fixture", func() error { return common.RequireMySQLPrivateLinkFixture(c.Name(), mysql) })
	plClient := essential.NewPrivateLinkClient()
	var plID string
	defer func() { common.CleanupPrivateLink(&c.BaseCase, plClient, cluster, plID) }()
	c.Step("create MySQL PrivateLink connection", func() error {
		detail, err := plClient.Create(c.Context(), cluster, mysql.PrivateLinkServiceName, c.Name())
		if err != nil {
			return err
		}
		plID = detail.ID
		return nil
	})
	common.WaitPrivateLinkActive(&c.BaseCase, plClient, cluster, plID)
	client := essential.NewCDCClient()
	spec := essential.ChangefeedSpec{
		Name:                  c.Name(),
		SinkType:              essential.ChangefeedSinkMySQL,
		MySQL:                 mysql,
		Filters:               []string{"e2e_essential.*"},
		NetworkType:           DataflowNetworkTypeNetworkTypePrivateLink,
		PrivateLinkConnection: plID,
		PrivateLinkPort:       mysql.Ports[0],
	}
	marker := c.Name() + "-marker"
	c.Step("prepare MySQL sink table", func() error { return common.PrepareMySQLMarkerTarget(mysql, "e2e_essential") })
	var id string
	defer func() { cleanupChangefeed(&c.BaseCase, client, cluster, id) }()
	c.Step("test MySQL PrivateLink connection", func() error { return client.TestConnection(c.Context(), cluster, spec) })
	c.Step("create MySQL PrivateLink changefeed", func() error { var err error; id, err = client.Create(c.Context(), cluster, spec); return err })
	expectMySQLPrivateLinkRunning(&c.BaseCase, client, cluster, id)
	c.Step("write source marker after CDC starts", func() error { _, err := common.WriteMarker(cluster, marker); return err })
	c.Expect("MySQL PrivateLink marker replicated", func() error {
		return common.VerifyMySQLFixtureMarker(mysql, "e2e_essential", marker)
	}, 60, 15*time.Second)
}