import traceback

from collections import defaultdict

from webob.exc import HTTPForbidden, HTTPBadRequest, HTTPNotFound

from pylons import tmpl_context as c, url, request, response

from pylons.i18n.translation import _

from pylons.controllers.util import redirect

from kallithea.lib.utils import jsonify

from kallithea.lib.vcs.exceptions import RepositoryError, \

    ChangesetDoesNotExistError

import kallithea.lib.helpers as h

from kallithea.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator,\

    NotAnonymous

from kallithea.lib.base import BaseRepoController, render

from kallithea.lib.utils import action_logger

from kallithea.lib.compat import OrderedDict

from kallithea.lib import diffs

from kallithea.model.db import ChangesetComment, ChangesetStatus

from kallithea.model.comment import ChangesetCommentsModel

from kallithea.model.changeset_status import ChangesetStatusModel

from kallithea.model.meta import Session

from kallithea.model.repo import RepoModel

from kallithea.lib.diffs import LimitedDiffContainer

from kallithea.lib.exceptions import StatusChangeOnClosedPullRequestError

from kallithea.lib.vcs.backends.base import EmptyChangeset

from kallithea.lib.utils2 import safe_unicode, safe_str

log = logging.getLogger(__name__)

def _update_with_GET(params, GET):

    for k in ['diff1', 'diff2', 'diff']:

        params[k] += GET.getall(k)

def anchor_url(revision, path, GET):

    fid = h.FID(revision, path)

    return h.url.current(anchor=fid, **dict(GET))

            response.content_type = 'text/plain'

            c.diff = safe_unicode(diff)

            return render('changeset/patch_changeset.html')

        elif method == 'raw':

            response.content_type = 'text/plain'

            return diff

        elif method == 'show':

            self.__load_data()

            if len(c.cs_ranges) == 1:

                return render('changeset/changeset.html')

            else:

                c.cs_ranges_org = None

                return render('changeset/changeset_range.html')

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def index(self, revision, method='show'):

        return self._index(revision, method=method)

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def changeset_raw(self, revision):

from kallithea.model.db import  PullRequest, ChangesetStatus, ChangesetComment,\

    PullRequestReviewers

from kallithea.model.pull_request import PullRequestModel

from kallithea.model.meta import Session

from kallithea.model.repo import RepoModel

from kallithea.model.comment import ChangesetCommentsModel

from kallithea.model.changeset_status import ChangesetStatusModel

from kallithea.model.forms import PullRequestForm, PullRequestPostForm

from kallithea.lib.utils2 import safe_int

from kallithea.controllers.changeset import anchor_url, _ignorews_url,\

    _context_url, get_line_ctx, get_ignore_ws

from kallithea.controllers.compare import CompareController

log = logging.getLogger(__name__)

class PullrequestsController(BaseRepoController):

    def __before__(self):

        super(PullrequestsController, self).__before__()

        repo_model = RepoModel()

        c.users_array = repo_model.get_users_js()

        c.user_groups_array = repo_model.get_user_groups_js()

        (c.org_ref_type,

         c.org_ref_name,

         c.org_rev) = pull_request.org_ref.split(':')

        c.other_repo = c.org_repo

        (c.other_ref_type,

         c.other_ref_name,

         c.other_rev) = pull_request.other_ref.split(':')

        org_scm_instance = c.org_repo.scm_instance # property with expensive cache invalidation check!!!

        c.cs_ranges = [org_scm_instance.get_changeset(x) for x in pull_request.revisions]

        c.cs_ranges_org = None # not stored and not important and moving target - could be calculated ...

        c.statuses = c.org_repo.statuses([x.raw_id for x in c.cs_ranges])

        ignore_whitespace = request.GET.get('ignorews') == '1'

        line_context = request.GET.get('context', 3)

        c.ignorews_url = _ignorews_url

        c.context_url = _context_url

        c.fulldiff = request.GET.get('fulldiff')

        diff_limit = self.cut_off_limit if not c.fulldiff else None

        # we swap org/other ref since we run a simple diff on one repo

        log.debug('running diff between %s and %s in %s'

## Changesets table !

<div class="container">

  %if not c.cs_ranges:

    <span class="empty_data">${_('No changesets')}</span>

  %else:

    %if c.ancestor:

    <div class="ancestor">${_('Ancestor')}:

      ${h.link_to(h.short_id(c.ancestor),h.url('changeset_home',repo_name=c.repo_name,revision=c.ancestor))}

    </div>

    %endif

    <table class="compare_view_commits noborder">

        <td style="width:50px">

          %if cs.raw_id in c.statuses:

            <div title="${_('Changeset status: %s') % c.statuses[cs.raw_id][1]}" class="changeset-status-ico">

                <img height="16" width="16" src="${h.url('/images/icons/flag_status_%s.png' % c.statuses[cs.raw_id][0])}" />

            </div>

          %endif

        </td>

        <td style="width: 140px"><span class="tooltip" title="${h.tooltip(h.age(cs.date))}">${cs.date}</span></td>

        <td><div class="gravatar" commit_id="${cs.raw_id}"><img alt="gravatar" src="${h.gravatar_url(h.email_or_none(cs.author),14)}" height="14" width="14"/></div></td>

        <td><div class="author">${h.person(cs.author)}</div></td>

        <td>${h.link_to(h.show_id(cs),h.url('changeset_home',repo_name=c.other_repo.repo_name,revision=cs.raw_id))}</td>

        <td>

        %if cs.branch:

        <span class="branchtag">${cs.branch}</span>

        %endif

        </td>

        <td class="expand_commit" commit_id="${cs.raw_id}" title="${_('Expand commit message')}">

            <i class="icon-resize-vertical" style="color:#DDD"></i>

        </td>

        <td><div id="C-${cs.raw_id}" class="message">${h.urlify_commit(cs.message, c.repo_name)}</div></td>

        </tr>

    %endfor

    </table>

    %if c.as_form:

      <div style="font-size:1.1em;font-weight: bold;clear:both;padding-top:10px">

      ## links should perhaps use ('rev', c.org_rev) instead ...

      ${h.link_to(_('Show merge diff'),

        h.url('compare_url',

          repo_name=c.org_repo.repo_name,

          org_ref_type=c.org_ref_type, org_ref_name=c.org_ref_name,

          other_repo=c.other_repo.repo_name,

          other_ref_type=c.other_ref_type, other_ref_name=c.other_ref_name,

          merge='1'),

        )}

      </div>

      ## TODO: list actual changesets?

      <div style="font-size:1.1em;font-weight: bold;clear:both;padding-top:10px">

        ${h.link_to_ref(c.other_repo.repo_name, c.other_ref_type, c.other_ref_name, c.other_rev)}

        ${_('is')}

        <a href="${c.swap_url}">${_('%s changesets') % (len(c.cs_ranges_org))}</a>

        ${_('behind')}

        ${h.link_to_ref(c.org_repo.repo_name, c.org_ref_type, c.org_ref_name, c.org_rev)}

      </div>

    %endif

  %endif

</div>

    var cid = $(this).attr('commit_id');

    $('#C-'+cid).toggleClass('expanded');

});

    var cid = $(this).attr('commit_id');

    $('#row-'+cid).toggleClass('hl', !$('#row-'+cid).hasClass('hl'));

});