From 21fe8a6990e996a556066e0142ede258df429a5b Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Thu, 21 Mar 2019 22:12:45 +0100
Subject: Initiate transition to a Mojolicious MVC web application

---
 lib/Travelynx/Controller/Traveling.pm | 241 ++++++++++++++++++++++++++++++++++
 1 file changed, 241 insertions(+)
 create mode 100755 lib/Travelynx/Controller/Traveling.pm

(limited to 'lib/Travelynx/Controller/Traveling.pm')

diff --git a/lib/Travelynx/Controller/Traveling.pm b/lib/Travelynx/Controller/Traveling.pm
new file mode 100755
index 0000000..8d71d95
--- /dev/null
+++ b/lib/Travelynx/Controller/Traveling.pm
@@ -0,0 +1,241 @@
+package Travelynx::Controller::Traveling;
+use Mojo::Base 'Mojolicious::Controller';
+
+use Travel::Status::DE::IRIS::Stations;
+
+my %action_type = (
+	checkin        => 1,
+	checkout       => 2,
+	undo           => 3,
+	cancelled_from => 4,
+	cancelled_to   => 5,
+);
+my @action_types = (qw(checkin checkout undo cancelled_from cancelled_to));
+
+sub homepage {
+	my ($self) = @_;
+	if ( $self->is_user_authenticated ) {
+		$self->render( 'landingpage', with_geolocation => 1 );
+	}
+	else {
+		$self->render( 'landingpage', intro => 1 );
+	}
+}
+
+sub geolocation {
+	my ($self) = @_;
+
+	my $lon = $self->param('lon');
+	my $lat = $self->param('lat');
+
+	if ( not $lon or not $lat ) {
+		$self->render( json => { error => 'Invalid lon/lat received' } );
+	}
+	else {
+		my @candidates = map {
+			{
+				ds100    => $_->[0][0],
+				name     => $_->[0][1],
+				eva      => $_->[0][2],
+				lon      => $_->[0][3],
+				lat      => $_->[0][4],
+				distance => $_->[1],
+			}
+		} Travel::Status::DE::IRIS::Stations::get_station_by_location( $lon,
+			$lat, 5 );
+		$self->render(
+			json => {
+				candidates => [@candidates],
+			}
+		);
+	}
+}
+
+sub log_action {
+	my ($self) = @_;
+	my $params = $self->req->json;
+
+	if ( not exists $params->{action} ) {
+		$params = $self->req->params->to_hash;
+	}
+
+	if ( not $self->is_user_authenticated ) {
+
+		# We deliberately do not set the HTTP status for these replies, as it
+		# confuses jquery.
+		$self->render(
+			json => {
+				success => 0,
+				error   => 'Session error, please login again',
+			},
+		);
+		return;
+	}
+
+	if ( not $params->{action} ) {
+		$self->render(
+			json => {
+				success => 0,
+				error   => 'Missing action value',
+			},
+		);
+		return;
+	}
+
+	my $station = $params->{station};
+
+	if ( $params->{action} eq 'checkin' ) {
+
+		my ( $train, $error )
+		  = $self->checkin( $params->{station}, $params->{train} );
+
+		if ($error) {
+			$self->render(
+				json => {
+					success => 0,
+					error   => $error,
+				},
+			);
+		}
+		else {
+			$self->render(
+				json => {
+					success => 1,
+				},
+			);
+		}
+	}
+	elsif ( $params->{action} eq 'checkout' ) {
+		my $error = $self->checkout( $params->{station}, $params->{force} );
+
+		if ($error) {
+			$self->render(
+				json => {
+					success => 0,
+					error   => $error,
+				},
+			);
+		}
+		else {
+			$self->render(
+				json => {
+					success => 1,
+				},
+			);
+		}
+	}
+	elsif ( $params->{action} eq 'undo' ) {
+		my $error = $self->undo;
+		if ($error) {
+			$self->render(
+				json => {
+					success => 0,
+					error   => $error,
+				},
+			);
+		}
+		else {
+			$self->render(
+				json => {
+					success => 1,
+				},
+			);
+		}
+	}
+	elsif ( $params->{action} eq 'cancelled_from' ) {
+		my ( undef, $error )
+		  = $self->checkin( $params->{station}, $params->{train},
+			$action_type{cancelled_from} );
+
+		if ($error) {
+			$self->render(
+				json => {
+					success => 0,
+					error   => $error,
+				},
+			);
+		}
+		else {
+			$self->render(
+				json => {
+					success => 1,
+				},
+			);
+		}
+	}
+	elsif ( $params->{action} eq 'cancelled_to' ) {
+		my $error = $self->checkout( $params->{station}, 1,
+			$action_type{cancelled_to} );
+
+		if ($error) {
+			$self->render(
+				json => {
+					success => 0,
+					error   => $error,
+				},
+			);
+		}
+		else {
+			$self->render(
+				json => {
+					success => 1,
+				},
+			);
+		}
+	}
+	else {
+		$self->render(
+			json => {
+				success => 0,
+				error   => 'invalid action value',
+			},
+		);
+	}
+}
+
+sub station {
+	my ($self)  = @_;
+	my $station = $self->stash('station');
+	my $train   = $self->param('train');
+
+	my $status = $self->get_departures($station);
+
+	if ( $status->{errstr} ) {
+		$self->render(
+			'landingpage',
+			with_geolocation => 1,
+			error            => $status->{errstr}
+		);
+	}
+	else {
+		# You can't check into a train which terminates here
+		my @results = grep { $_->departure } @{ $status->{results} };
+
+		@results = map { $_->[0] }
+		  sort { $b->[1] <=> $a->[1] }
+		  map { [ $_, $_->departure->epoch // $_->sched_departure->epoch ] }
+		  @results;
+
+		if ($train) {
+			@results
+			  = grep { $_->type . ' ' . $_->train_no eq $train } @results;
+		}
+
+		$self->render(
+			'departures',
+			ds100   => $status->{station_ds100},
+			results => \@results,
+			station => $status->{station_name},
+			title   => "travelynx: $status->{station_name}",
+		);
+	}
+}
+
+sub redirect_to_station {
+	my ($self) = @_;
+	my $station = $self->param('station');
+
+	$self->redirect_to("/s/${station}");
+}
+
+1;
-- 
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