package cmd

import (
	"fmt"
	"os"

	"git.jnss.me/joakim/opal/internal/engine"
	"github.com/spf13/cobra"
)

var startCmd = &cobra.Command{
	Use:   "start [filter...]",
	Short: "Start a task (set start time)",
	Run: func(cmd *cobra.Command, args []string) {
		if err := startTasks(args); err != nil {
			fmt.Fprintf(os.Stderr, "Error: %v\n", err)
			os.Exit(1)
		}
	},
}

func startTasks(args []string) error {
	filter, err := engine.ParseFilter(args)
	if err != nil {
		return err
	}

	ws, _ := engine.LoadWorkingSet()
	var tasks []*engine.Task

	if len(filter.IDs) > 0 && ws != nil {
		for _, id := range filter.IDs {
			task, err := ws.GetTaskByDisplayID(id)
			if err == nil {
				tasks = append(tasks, task)
			}
		}
	} else {
		tasks, err = engine.GetTasks(filter)
		if err != nil {
			return err
		}
	}

	for _, task := range tasks {
		task.StartTask()
		fmt.Printf("Started task: %s\n", task.Description)
	}

	return nil
}