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#       to you under the Apache License, Version 2.0 (the
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#
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#       under the License.

#-*- python -*-
import logging

# Non-stdlib imports
from pylons import tmpl_context as c

from ming.utils import LazyProperty
from ming.orm.ormsession import ThreadLocalORMSession
from timermiddleware import Timer
import git

# Pyforge-specific imports
import allura.tasks.repo_tasks
from allura.lib import helpers as h
from allura import model as M
from allura.controllers.repository import RepoRootController, RefsController, CommitsController
from allura.controllers.repository import MergeRequestsController, RepoRestController
from allura.lib.repository import RepositoryApp
from allura.app import SitemapEntry

# Local imports
from . import model as GM
from . import version
from .controllers import BranchBrowser

log = logging.getLogger(__name__)

class ForgeGitApp(RepositoryApp):
    '''This is the Git app for PyForge'''
    __version__ = version.__version__
    tool_label='Git'
    tool_description="""
        Git is a distributed version control system designed to
        handle everything from small to very large projects with speed
        and efficiency.
    """
    ordinal=2
    forkable=True

    def __init__(self, project, config):
        super(ForgeGitApp, self).__init__(project, config)
        self.root = RepoRootController()
        self.api_root = RepoRestController()
        self.root.ref = RefsController(BranchBrowser)
        self.root.ci = CommitsController()
        setattr(self.root, 'merge-requests', MergeRequestsController())

    @LazyProperty
    def repo(self):
        return GM.Repository.query.get(app_config_id=self.config._id)

    @property
    def default_branch_name(self):
        default_branch_name = getattr(self.repo, 'default_branch_name', 'master')
        if not default_branch_name:
            default_branch_name = 'master'
        return default_branch_name

    def admin_menu(self):
        links = []
        links.append(SitemapEntry(
                'Set default branch',
                c.project.url()+'admin/'+self.config.options.mount_point+'/' + 'set_default_branch_name',
                className='admin_modal'))
        links += super(ForgeGitApp, self).admin_menu()
        return links

    def install(self, project):
        '''Create repo object for this tool'''
        super(ForgeGitApp, self).install(project)
        repo = GM.Repository(
            name=self.config.options.mount_point + '.git',
            tool='git',
            status='initializing',
            fs_path=self.config.options.get('fs_path'))
        ThreadLocalORMSession.flush_all()
        cloned_from_project_id = self.config.options.get('cloned_from_project_id')
        cloned_from_repo_id = self.config.options.get('cloned_from_repo_id')
        init_from_url = self.config.options.get('init_from_url')
        init_from_path = self.config.options.get('init_from_path')
        if cloned_from_project_id is not None:
            cloned_from = GM.Repository.query.get(_id=cloned_from_repo_id)
            allura.tasks.repo_tasks.clone.post(
                cloned_from_path=cloned_from.full_fs_path,
                cloned_from_name=cloned_from.app.config.script_name(),
                cloned_from_url=cloned_from.full_fs_path)
        elif init_from_url or init_from_path:
            allura.tasks.repo_tasks.clone.post(
                cloned_from_path=init_from_path,
                cloned_from_name=None,
                cloned_from_url=init_from_url)
        else:
            allura.tasks.repo_tasks.init.post()


def git_timers():
    return [
        Timer('git_lib.{method_name}', git.Repo, 'rev_parse', 'iter_commits', 'commit'),
        Timer('git_lib.{method_name}', GM.git_repo.GitLibCmdWrapper, 'log'),
    ]


def forgegit_timers():
    return Timer('git_tool.{method_name}', GM.git_repo.GitImplementation, '*')