# -*- encoding: utf-8 -*-
from pygithub3.services.base import Service, MimeTypeMixin


class Comments(Service, MimeTypeMixin):
    """Consume `Review Comments API
    <http://developer.github.com/v3/pulls/comments/>`_ """

    def list(self, number, user=None, repo=None):
        """List all the comments for a pull request

        :param str number: The number of the pull request
        :param str user: Username
        :param str repo: Repository
        :returns: A :doc:`result`

        .. note::
            Remember :ref:`config precedence`
        """
        return self._get_result(
            self.make_request('pull_requests.comments.list', number=number,
                              user=user, repo=repo)
        )

    def get(self, number, user=None, repo=None):
        """Get a single comment

        :param str number: The comment to get
        :param str user: Username
        :param str repo: Repository

        .. note::
            Remember :ref:`config precedence`
        """
        return self._get(
            self.make_request('pull_requests.comments.get', number=number,
                              user=user, repo=repo)
        )

    def create(self, number, data, user=None, repo=None):
        """Create a comment

        :param str number: the pull request to comment on
        :param dict data: Input. See `github pullrequests comments doc`_
        :param str user: Username
        :param str repo: Repository

        .. note::
            Remember :ref:`config precedence`
        """
        return self._post(
            self.make_request('pull_requests.comments.create', number=number,
                              body=data, user=user, repo=repo)
        )

    def update(self, number, message, user=None, repo=None):
        """Update a comment

        :param str number: The id of the comment to update
        :param str message: Comment message
        :param str user: Username
        :param str repo: Repository

        .. note::
            Remember :ref:`config precedence`
        """
        request = self.make_request('pull_requests.comments.update',
            number=number, body={'body': message}, user=user, repo=repo)
        return self._patch(request)

    def delete(self, number, user=None, repo=None):
        """Delete a comment

        :param str number: The comment to delete
        :param str user: Username
        :param str repo: Repository

        .. note::
            Remember :ref:`config precedence`
        """
        return self._delete(
            self.make_request('pull_requests.comments.delete', number=number,
                              user=user, repo=repo)
        )