package main

import (
	"fmt"
	"strings"
)

func RunTask(args ...string) error {
	name, args := ParseCommandName(args)

	// 从参数中解析出命令
	switch name {
	case "", "help":
		return RunTaskHelp(args...)
	case "make":
		return RunTaskMake(args...)
	case "create":
		return RunTaskCreate(args...)
	case "list":
		return RunTaskList(args...)
	case "delete":
		return RunTaskDelete(args...)
	case "info":
		return RunTaskInfo(args...)
	case "upload":
		return RunTaskUpload(args...)
	case "download":
		return RunTaskDownload(args...)
	case "run":
		return RunTaskRun(args...)
	default:
		return fmt.Errorf(`Unknown command "%s"`+"\n"+`Run 'saastool task help' for usage`, name)
	}
}

func RunTaskHelp(args ...string) error {
	fmt.Println(strings.TrimSpace(taskUsage))
	return nil
}

const taskUsage = `
Usage:  saastoola task COMMAND [OPTIONS]

Commands:
    make                 Make file hash for upload task
    create               Create a task on server
    list                 List tasks on server
    run                  Run a task on server
    delete               Delete a task on server
    info                 Get a task info on server
    upload               Upload task's file block to server
    download             Download task's file block to local

"help" is the default command.

Use "saastool task COMMAND -help" for more information about a command.
`