import time
import requests
import json


class FedoraSchedule():
    def __init__(self, release_version=""):
        self.release_version = str(release_version)
        self.schedule_url = "https://fedorapeople.org/groups/schedule"
        self.schedule_tasks = self._get_schedule()

    def _parse_tasks(self, tasks, tasks_so_far=[]):
        for _tasks in tasks:
            if _tasks['_level'] < 3:
                self._parse_tasks(_tasks['tasks'], tasks_so_far)
            else:
                if 'tasks' in _tasks.keys():
                    self._parse_tasks(_tasks['tasks'], tasks_so_far)
                tasks_so_far.append(_tasks)
        return tasks_so_far
        
    def _get_schedule(self):
        release_schedule_url = f"{self.schedule_url.format(self.release_version)}/f-{self.release_version}/f-{self.release_version}-key.json"
        schedule_json = json.loads(requests.get(release_schedule_url).content)
        tasks = self._parse_tasks(schedule_json['tasks'])
        return tasks

    def current_state(self):
        state = ""
        today = int(time.strftime("%s", time.gmtime()))
        tasks = self.schedule_tasks
        for task in tasks:
            if int(task['start']) < today and today < int(task ['end']):
                state = task['name']
        return state

    def _get_release(self):
        release = {}
        release_date = None
        tasks = self.schedule_tasks

        for task in tasks:
            if 'current_final_target_date' in task['slug']:
                release_date = time.strftime('%Y-%m-%d', time.gmtime(int(task['end'])))
                release = {
                        'name': task['name'],
                        'date': release_date
                }

        return release

    def release(self):
        release = self._get_release()
        return f"{release['name']} is {release['date']}"

    def release_date(self):
        release = self._get_release()
        return release['date']