package main

import (
	"flag"
	"fmt"
	"net/http"
	"os"

	"e.coding.net/rta/public/saasapi"
	"e.coding.net/rta/public/saasapi/pkg/saashttp"
	"google.golang.org/protobuf/encoding/protojson"
)

type listTaskParams struct {
	filterStatus saasapi.TaskStatus
	saasHttp     *saashttp.SaasClient
}

func RunTaskList(args ...string) error {
	fs := flag.NewFlagSet("create", flag.ExitOnError)
	cfgFile := paramConfig(fs)
	filter := paramFilterStatus(fs)

	if err := fs.Parse(args); err != nil {
		fmt.Fprintln(os.Stderr, "command line parse error", "err", err)
		return err
	}

	if fs.NArg() > 0 {
		fs.PrintDefaults()
		return nil
	}

	cfg, err := LoadConfigFile(*cfgFile)
	if err != nil {
		fmt.Fprintln(os.Stderr, "LoadConfigFile error", "err", err)
		return err
	}

	listTaskParams := listTaskParams{
		saasHttp: &saashttp.SaasClient{
			Client:  &http.Client{},
			ApiUrls: &cfg.ApiUrls,
			Auth:    &cfg.Auth,
		},
	}

	switch *filter {
	case "all":
		listTaskParams.filterStatus = saasapi.TaskStatus_ALL
	case "waiting":
		listTaskParams.filterStatus = saasapi.TaskStatus_WAITING
	case "running":
		listTaskParams.filterStatus = saasapi.TaskStatus_RUNNING
	case "success":
		listTaskParams.filterStatus = saasapi.TaskStatus_SUCCESS
	case "fail":
		listTaskParams.filterStatus = saasapi.TaskStatus_FAIL
	}

	return doTaskList(listTaskParams)
}

func doTaskList(listTaskParams listTaskParams) error {
	saasReq := &saasapi.SaasReq{
		Cmd: &saasapi.SaasReq_TaskList{
			TaskList: &saasapi.TaskList{
				StatusFilter: listTaskParams.filterStatus,
			},
		},
	}

	res, err := listTaskParams.saasHttp.TaskList(saasReq)

	if err != nil {
		fmt.Fprintln(os.Stderr, "submit List Task error", "err", err)
		return err
	}

	if res.Code != saasapi.ErrorCode_SUCC {
		fmt.Fprintln(os.Stderr, "task list failed", "code", res.Code, "status", res.Status)
		return nil
	}

	taskRes := res.GetTaskListRes()

	fmt.Printf("task res: %v\n", protojson.Format(taskRes))
	return nil
}