package Hydra::Controller::Root;

use strict;
use warnings;
use base 'Hydra::Base::Controller::ListBuilds';
use Hydra::Helper::Nix;
use Hydra::Helper::CatalystUtils;


# Put this controller at top-level.
__PACKAGE__->config->{namespace} = '';


sub begin :Private {
    my ($self, $c) = @_;
    $c->stash->{curUri} = $c->request->uri;
    $c->stash->{version} = $ENV{"HYDRA_RELEASE"} || "<devel>";
    $c->stash->{nixVersion} = $ENV{"NIX_RELEASE"} || "<devel>";

    $c->stash->{nrRunningBuilds} = $c->model('DB::BuildSchedulingInfo')->search({ busy => 1 }, {})->count();
    $c->stash->{nrQueuedBuilds} = $c->model('DB::BuildSchedulingInfo')->count();
    
}


sub index :Path :Args(0) {
    my ($self, $c) = @_;
    $c->stash->{template} = 'overview.tt';
    $c->stash->{projects} = [$c->model('DB::Projects')->search({}, {order_by => 'name'})];
}


sub login :Local {
    my ($self, $c) = @_;
    
    my $username = $c->request->params->{username} || "";
    my $password = $c->request->params->{password} || "";

    if ($username && $password) {
        if ($c->authenticate({username => $username, password => $password})) {
            $c->response->redirect(
                defined $c->flash->{afterLogin}
                ? $c->flash->{afterLogin}
                : $c->uri_for('/'));
            return;
        }
        $c->stash->{errorMsg} = "Bad username or password.";
    }
    
    $c->stash->{template} = 'login.tt';
}


sub logout :Local {
    my ($self, $c) = @_;
    $c->logout;
    $c->response->redirect($c->uri_for('/'));
}


sub queue :Local {
    my ($self, $c) = @_;
    $c->stash->{template} = 'queue.tt';
    $c->stash->{queue} = [$c->model('DB::Builds')->search(
        {finished => 0}, {join => ['schedulingInfo', 'project'] , order_by => ["priority DESC", "timestamp"], '+select' => ['project.enabled', 'schedulingInfo.priority', 'schedulingInfo.disabled', 'schedulingInfo.busy'], '+as' => ['enabled', 'priority', 'disabled', 'busy']  })];
    $c->stash->{flashMsg} = $c->flash->{buildMsg};
}

sub timeline :Local {
    my ($self, $c) = @_;
    my $pit = time();
    $c->stash->{pit} = $pit; 
    $pit = $pit-(24*60*60)-1;

    $c->stash->{template} = 'timeline.tt';
    $c->stash->{builds} = [$c->model('DB::Builds')->search(
        {finished => 1, stoptime => { '>' => $pit } }
      , { join => 'resultInfo'
        , order_by => ["starttime"]
        , '+select' => [ 'resultInfo.starttime', 'resultInfo.stoptime', 'resultInfo.buildstatus' ]   
        , '+as' => [ 'starttime', 'stoptime', 'buildstatus' ]   
        })];
}

# Hydra::Base::Controller::ListBuilds needs this.
sub get_builds : Chained('/') PathPart('') CaptureArgs(0) {
    my ($self, $c) = @_;
    $c->stash->{allBuilds} = $c->model('DB::Builds');
    $c->stash->{jobStatus} = $c->model('DB')->resultset('JobStatus');
    $c->stash->{allJobsets} = $c->model('DB::Jobsets');
    $c->stash->{allJobs} = $c->model('DB::Jobs');
    $c->stash->{latestSucceeded} = $c->model('DB')->resultset('LatestSucceeded');
    $c->stash->{channelBaseName} = "everything";
}


sub robots_txt : Path('robots.txt') {
    my ($self, $c) = @_;

    sub uri_for {
        my ($controller, $action, @args) = @_;
        return $c->uri_for($c->controller($controller)->action_for($action), @args)->path;
    }

    sub channelUris {
        my ($controller, $bindings) = @_;
        return
            ( uri_for($controller, 'closure', $bindings, "*")
            , uri_for($controller, 'manifest', $bindings)
            , uri_for($controller, 'nar', $bindings, "*")
            , uri_for($controller, 'pkg', $bindings, "*")
            , uri_for($controller, 'nixexprs', $bindings)
            , uri_for($controller, 'channel_contents', $bindings)
            );
    }

    # Put actions that are expensive or not useful for indexing in
    # robots.txt.  Note: wildcards are not universally supported in
    # robots.txt, but apparently Google supports them.
    my @rules =
        ( uri_for('Build', 'buildtimedeps', ["*"])
        , uri_for('Build', 'runtimedeps', ["*"])
        , uri_for('Build', 'deps', ["*"])
        , uri_for('Build', 'view_nixlog', ["*"], "*")
        , uri_for('Build', 'view_log', ["*"], "*")
        , uri_for('Build', 'view_log', ["*"])
        , channelUris('Root', ["*"])
        , channelUris('Project', ["*", "*"])
        , channelUris('Jobset', ["*", "*", "*"])
        , channelUris('Job', ["*", "*", "*", "*"])
        , channelUris('Build', ["*"])
        );
    
    $c->stash->{'plain'} = { data => "User-agent: *\n" . join('', map { "Disallow: $_\n" } @rules) };
    $c->forward('Hydra::View::Plain');
}

    
sub default :Path {
    my ($self, $c) = @_;
    notFound($c, "Page not found.");
}


sub end : ActionClass('RenderView') {
    my ($self, $c) = @_;

    if (scalar @{$c->error}) {
        $c->stash->{template} = 'error.tt';
        $c->stash->{errors} = $c->error;
        if ($c->response->status >= 300) {
            $c->stash->{httpStatus} =
                $c->response->status . " " . HTTP::Status::status_message($c->response->status);
        }
        $c->clear_errors;
    }
}


1;