package task

import (
	"encoding/json"
	"sort"
	"log"
	"os/exec"
)

// Task representation.
type Task struct {
	Id          int     `json:"id"`
	Description string  `json:"description"`
	Tags        []string `json:"tags"`
	Project     string  `json:"project"`
	Status      string  `json:"status"`
	Uuid        string  `json:"uuid"`
	Urgency     float32 `json:"urgency"`
	Priority    string  `json:"priority"`
	Due         string  `json:"due"`
	End         string  `json:"end"`
	Entry       string  `json:"entry"`
	Modified    string  `json:"modified"`
}

func GetTasks() []Task {
	out, err := exec.Command("task", "(status:pending -backlog -BLOCKED -idea)", "export").Output()
	if err != nil {
		log.Fatal(err)
	}
	var tasks []Task
	err = json.Unmarshal([]byte(out), &tasks)
	if err != nil {
		log.Fatal(err)
	}
	sort.Slice(tasks, func(i, j int) bool {
		return tasks[i].Urgency > tasks[j].Urgency
	})
	return tasks
}