package hpcservice

import (
	"context"
	"fmt"
	"net/http"

	"github.com/go-resty/resty/v2"
	"github.com/zeromicro/go-zero/core/logx"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/scheduler/service/collector"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/types"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/constants"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/repository/result"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/utils/restyclient"
)

type ParticipantHpc struct {
	participantId int64
	platform      string
	host          string
	userName      string
	accessToken   string
	*restyclient.RestyClient
}

const (
	SubmitTaskUrl       = "/api/v1/hpc/jobs"
	JobStatus           = "/api/v1/hpc/jobs/status/{clusterId}/{jobId}"
	JobDetailUrl        = "/api/v1/hpc/jobs/detail/{clusterId}/{jobId}"
	JobLogUrl           = "/api/v1/hpc/jobs/logs/{clusterId}/{jobId}"
	CancelTaskUrl       = "/api/v1/hpc/jobs/cancel/{clusterId}/{jobId}"
	JobResourceUsageUrl = "/api/v1/hpc/jobs/resource/usage/{clusterId}/{jobId}"
	JobFailureAnalyze   = "/api/v1/hpc/task/analyze"
)

func NewHpc(host string, id int64, platform string) *ParticipantHpc {
	return &ParticipantHpc{
		host:          host,
		participantId: id,
		platform:      platform,
		RestyClient:   restyclient.InitClient(host, ""),
	}
}

func (c *ParticipantHpc) GetTaskDetail(ctx context.Context, taskId string, clusterId string) (*collector.Task, error) {
	reqUrl := c.host + JobDetailUrl
	hpcResp := &collector.HpcJobDetailResp{}
	httpClient := resty.New().R()
	_, err := httpClient.SetHeaders(
		map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).
		SetPathParams(map[string]string{
			"clusterId": clusterId,
			"jobId":     taskId,
		}).
		SetResult(&hpcResp).
		Get(reqUrl)
	if err != nil {
		return nil, err
	}
	var resp collector.Task
	resp.Id = hpcResp.Data.ID
	if !hpcResp.Data.StartTime.IsZero() {
		resp.Start = hpcResp.Data.StartTime.Format(constants.Layout)
	}
	if !hpcResp.Data.EndTime.IsZero() {
		resp.End = hpcResp.Data.EndTime.Format(constants.Layout)
	}
	switch hpcResp.Data.StatusText {
	case "COMPLETED":
		resp.Status = constants.Completed
	case "FAILED":
		resp.Status = constants.Failed
	case "CREATED_FAILED":
		resp.Status = constants.Failed
	case "RUNNING":
		resp.Status = constants.Running
	case "STOPPED":
		resp.Status = constants.Stopped
	case "PENDING":
		resp.Status = constants.Pending
	case "WAITING":
		resp.Status = constants.Waiting
	case "CANCELLED":
		resp.Status = constants.Cancelled
	default:
		resp.Status = "undefined"
	}

	return &resp, nil
}

func (c *ParticipantHpc) SubmitTask(ctx context.Context, req types.SubmitHpcTaskReq) (*types.CommitHpcTaskResp, error) {
	reqUrl := c.host + SubmitTaskUrl
	resp := types.CommitHpcTaskResp{}
	logx.WithContext(ctx).Infof("提交任务到超算集群, url: %s, req: %+v", reqUrl, req)
	httpClient := resty.New().R()
	_, err := httpClient.SetHeaders(
		map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetBody(req).
		SetResult(&resp).
		Post(reqUrl)
	if err != nil {
		return nil, err
	}
	if resp.Code != http.StatusOK {
		return nil, fmt.Errorf(resp.Msg)
	}
	return &resp, nil
}

func (c *ParticipantHpc) CancelTask(ctx context.Context, jobId string, clusterId string) error {
	reqUrl := c.host + CancelTaskUrl
	resp := types.CommonResp{}
	logx.WithContext(ctx).Infof("取消超算集群任务, url: %s, jobId: %s", reqUrl, jobId)
	httpClient := resty.New().R()
	_, err := httpClient.SetHeaders(
		map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetPathParams(map[string]string{
		"clusterId": clusterId,
		"jobId":     jobId,
	}).SetResult(&resp).Delete(reqUrl)
	if err != nil {
		return err
	}
	if resp.Code != http.StatusOK {
		return fmt.Errorf(resp.Msg)
	}
	return nil
}

func (c *ParticipantHpc) GetTaskLogs(ctx context.Context, jobId string, clusterId string) (interface{}, error) {
	logx.WithContext(ctx).Infof("获取超算集群任务日志, url: %s, jobId: %s", JobLogUrl, jobId)
	if jobId == "" {
		return nil, fmt.Errorf("jobId is empty")
	}
	resp := types.CommonResp{}
	_, err := c.Request(JobLogUrl, http.MethodGet, func(req *resty.Request) {
		req.SetHeaders(map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetPathParams(map[string]string{
			"clusterId": clusterId,
			"jobId":     jobId,
		}).SetResult(&resp)
	})
	if err != nil {
		return nil, err
	}
	if resp.Code != http.StatusOK {
		return nil, fmt.Errorf(resp.Msg)
	}
	return resp, nil
}

func (c *ParticipantHpc) GetTaskStatus(ctx context.Context, jobId string, clusterId string) (interface{}, error) {
	logx.WithContext(ctx).Infof("获取超算集群任务日志, url: %s, jobId: %s", JobLogUrl, jobId)
	if jobId == "" {
		return nil, fmt.Errorf("jobId is empty")
	}
	resp := types.CommonResp{}
	_, err := c.Request(JobStatus, http.MethodGet, func(req *resty.Request) {
		req.SetHeaders(map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetPathParams(map[string]string{
			"clusterId": clusterId,
			"jobId":     jobId,
		}).SetResult(&resp)
	})
	if err != nil {
		return nil, err
	}
	if resp.Code != http.StatusOK {
		return nil, fmt.Errorf(resp.Msg)
	}
	return resp, nil
}

func (c *ParticipantHpc) GetTaskResourceUsage(ctx context.Context, jobId string, clusterId string) (interface{}, error) {
	logx.WithContext(ctx).Infof("获取超算集群任务资源使用情况, url: %s, jobId: %s", JobResourceUsageUrl, jobId)
	if jobId == "" {
		return nil, fmt.Errorf("jobId is empty")
	}
	resp := types.CommonResp{}
	_, err := c.Request(JobResourceUsageUrl, http.MethodGet, func(req *resty.Request) {
		req.SetHeaders(map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetPathParams(map[string]string{
			"clusterId": clusterId,
			"jobId":     jobId,
		}).SetResult(&resp)
	})
	if err != nil {
		return nil, err
	}
	if resp.Code != http.StatusOK {
		return nil, fmt.Errorf(resp.Msg)
	}
	return resp, nil
}

func (c *ParticipantHpc) GetHpcTaskFailureAnalyze(ctx context.Context, jobId string, clusterId string) (interface{}, error) {
	logx.WithContext(ctx).Infof("获取超算集群任务失败分析, url: %s, jobId: %s", JobFailureAnalyze, jobId)
	if jobId == "" {
		return nil, fmt.Errorf("jobId is empty")
	}
	resp := types.CommonResp{}
	_, err := c.Request(JobFailureAnalyze, http.MethodPost, func(req *resty.Request) {
		req.SetHeaders(map[string]string{
			"Content-Type": "application/json",
			"traceId":      result.TraceIDFromContext(ctx),
		}).SetBody(map[string]string{
			"JobId":       jobId,
			"clusterId":   clusterId,
			"clusterType": "hpc",
		}).SetResult(&resp)
	})
	if err != nil {
		return nil, err
	}
	if resp.Code != http.StatusOK {
		return nil, fmt.Errorf(resp.Msg)
	}
	return resp, nil
}