import simplejson as json
from app.settings import app_cfg as cfg
from celery import Celery

celery = Celery(__name__, backend=cfg.CELERY_RESULT_BACKEND, broker=cfg.CELERY_BROKER_URL)

from app.server.tasks.sleep import sleep_task
from app.server.tasks.blur import blur_task
from app.server.tasks.demo import demo_task

def list_active_tasks():
    dropdown = {}
    for k,v in task_lookup.items():
        if 'active' not in v or v['active'] is not False:
            is_default = 'default' in v and v['default'] is True
            task = {
                'name': k,
                'title': v['title'],
                'selected': is_default,
            }
            dropdown[k] = task
    return dropdown

###################################################################
# Add all valid tasks to this lookup.
# Set 'active': False to disable a task
# Set 'default': True to define the default task

task_lookup = {
    'sleep': {
        'title': 'Sleep Test',
        'task': sleep_task,
        'active': True,
        'default': True,
    },
    'blur': {
        'title': 'Blur',
        'task': blur_task,
        'active': True,
    },
    'demo': {
        'title': 'Facial processing pipeline',
        'task': demo_task,
        'active': True,
        'default': True,
    }
}