package monitoring

import (
	"context"
	v1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
	v12 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/util/intstr"

	"github.com/zeromicro/go-zero/core/logx"
	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/svc"
	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/types"
)

type CreateAlertRuleLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewCreateAlertRuleLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CreateAlertRuleLogic {
	return &CreateAlertRuleLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *CreateAlertRuleLogic) CreateAlertRule(req *types.CreateAlertRuleReq) error {
	// todo: add your logic here and delete this line
	ruleDuration := v1.Duration(req.Duration)
	rule := &v1.PrometheusRule{
		ObjectMeta: v12.ObjectMeta{
			Name:      req.Name,
			Namespace: req.Namespace,
			Labels: map[string]string{
				"release": "prometheus",
			},
		},
		Spec: v1.PrometheusRuleSpec{
			Groups: []v1.RuleGroup{
				{
					Name: "example-group",
					Rules: []v1.Rule{
						{
							Alert: req.Name,
							Expr:  intstr.FromString(req.PromQL),
							For:   &ruleDuration,
							Labels: map[string]string{
								"severity": req.AlertLevel,
							},
							Annotations: req.Annotations,
						},
					},
				},
			},
		},
	}
	println(rule.Kind)
	return nil
}