from app import get_app_url, avatar
from data import model
from util.names import parse_robot_username
from jinja2 import Environment, FileSystemLoader

def icon_path(icon_name):
  return '%s/static/img/icons/%s.png' % (get_app_url(), icon_name)

def icon_image(icon_name):
  return  '<img src="%s" alt="%s">' % (icon_path(icon_name), icon_name)

def team_reference(teamname):
  avatar_html = avatar.get_mail_html(teamname, teamname, 24, 'team')
  return "<span>%s <b>%s</b></span>" % (avatar_html, teamname)

def user_reference(username):
  user = model.user.get_namespace_user(username)
  if not user:
    return username

  if user.robot:
    parts = parse_robot_username(username)
    user = model.user.get_namespace_user(parts[0])

    return """<span><img src="%s" alt="Robot"> <b>%s</b></span>""" % (icon_path('wrench'), username)

  avatar_html = avatar.get_mail_html(user.username, user.email, 24,
                                     'org' if user.organization else 'user')

  return """
  <span>
  %s
  <b>%s</b>
  </span>""" % (avatar_html, username)


def repository_tag_reference(repository_path_and_tag):
  (repository_path, tag) = repository_path_and_tag
  (namespace, repository) = repository_path.split('/')
  owner = model.user.get_namespace_user(namespace)
  if not owner:
    return tag

  return """<a href="%s/repository/%s/%s?tag=%s">%s</a>""" % (get_app_url(), namespace, repository,
                                                              tag, tag)

def repository_reference(pair):
  if isinstance(pair, tuple):
    (namespace, repository) = pair
  else:
    pair = pair.split('/')
    namespace = pair[0]
    repository = pair[1]

  owner = model.user.get_namespace_user(namespace)
  if not owner:
    return "%s/%s" % (namespace, repository)

  avatar_html = avatar.get_mail_html(owner.username, owner.email, 16,
                                     'org' if owner.organization else 'user')

  return """
  <span style="white-space: nowrap;">
  %s
  <a href="%s/repository/%s/%s">%s/%s</a>
  </span>
  """ % (avatar_html, get_app_url(), namespace, repository, namespace, repository)


def admin_reference(username):
  user = model.user.get_user_or_org(username)
  if not user:
    return 'account settings'

  if user.organization:
    return """
    <a href="%s/organization/%s/admin">organization's admin setting</a>
    """ % (get_app_url(), username)
  else:
    return """
    <a href="%s/user/">account settings</a>
    """ % (get_app_url())


def get_template_env(searchpath):
  template_loader = FileSystemLoader(searchpath=searchpath)
  template_env = Environment(loader=template_loader)
  add_filters(template_env)
  return template_env


def add_filters(template_env):
  template_env.filters['icon_image'] = icon_image
  template_env.filters['team_reference'] = team_reference
  template_env.filters['user_reference'] = user_reference
  template_env.filters['admin_reference'] = admin_reference
  template_env.filters['repository_reference'] = repository_reference
  template_env.filters['repository_tag_reference'] = repository_tag_reference