From e9373246175a0853fb56aff4a740f4db7dda7215 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Wed, 18 Jan 2023 18:13:35 +0100
Subject: landing page: show past stops if geolocation is unavailable

---
 lib/Travelynx/Controller/Traveling.pm |  6 ++++++
 lib/Travelynx/Model/Journeys.pm       | 38 +++++++++++++++++++++++++++++++++++
 public/static/js/geolocation.js       | 36 +++++++++++++++++++++++----------
 templates/landingpage.html.ep         |  2 +-
 4 files changed, 70 insertions(+), 12 deletions(-)

diff --git a/lib/Travelynx/Controller/Traveling.pm b/lib/Travelynx/Controller/Traveling.pm
index 9d32c86..357e3bd 100755
--- a/lib/Travelynx/Controller/Traveling.pm
+++ b/lib/Travelynx/Controller/Traveling.pm
@@ -376,6 +376,7 @@ sub homepage {
 	my ($self) = @_;
 	if ( $self->is_user_authenticated ) {
 		my $status = $self->get_user_status;
+		my @recent_targets;
 		if ( $status->{checked_in} ) {
 			if ( defined $status->{arrival_countdown}
 				and $status->{arrival_countdown} < ( 40 * 60 ) )
@@ -414,10 +415,15 @@ sub homepage {
 				return;
 			}
 		}
+		else {
+			@recent_targets = $self->journeys->get_latest_checkout_stations(
+				uid => $self->current_user->{id} );
+		}
 		$self->render(
 			'landingpage',
 			version           => $self->app->config->{version} // 'UNKNOWN',
 			user_status       => $status,
+			recent_targets    => \@recent_targets,
 			with_autocomplete => 1,
 			with_geolocation  => 1
 		);
diff --git a/lib/Travelynx/Model/Journeys.pm b/lib/Travelynx/Model/Journeys.pm
index 05728c0..dfe44b6 100755
--- a/lib/Travelynx/Model/Journeys.pm
+++ b/lib/Travelynx/Model/Journeys.pm
@@ -739,6 +739,44 @@ sub get_latest_checkout_station_id {
 	return $res_h->{checkout_station_id};
 }
 
+sub get_latest_checkout_stations {
+	my ( $self, %opt ) = @_;
+	my $uid   = $opt{uid};
+	my $db    = $opt{db}    // $self->{pg}->db;
+	my $limit = $opt{limit} // 5;
+
+	my $res = $db->select(
+		'journeys_str',
+		[ 'arr_name', 'arr_eva' ],
+		{
+			user_id   => $uid,
+			cancelled => 0
+		},
+		{
+			limit    => $limit,
+			order_by => { -desc => 'real_arr_ts' }
+		}
+	);
+
+	if ( not $res ) {
+		return;
+	}
+
+	my @ret;
+
+	while ( my $row = $res->hash ) {
+		push(
+			@ret,
+			{
+				name => $row->{arr_name},
+				eva  => $row->{arr_eva}
+			}
+		);
+	}
+
+	return @ret;
+}
+
 sub get_nav_years {
 	my ( $self, %opt ) = @_;
 
diff --git a/public/static/js/geolocation.js b/public/static/js/geolocation.js
index f186d2e..5ef0a5c 100644
--- a/public/static/js/geolocation.js
+++ b/public/static/js/geolocation.js
@@ -4,23 +4,36 @@
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
 $(document).ready(function() {
-	function getPlaceholder() {
+	const getPlaceholder = function() {
 		return $('div.geolocation div.progress');
 	}
-	var showError = function(header, message, code) {
-		getPlaceholder().remove();
-		var errnode = $(document.createElement('div'));
+	const showError = function(header, message, code) {
+		const errnode = $(document.createElement('div'));
 		errnode.attr('class', 'error');
 		errnode.text(message);
 
-		var headnode = $(document.createElement('strong'));
-		headnode.text(header);
+		const headnode = $(document.createElement('strong'));
+		headnode.text(header + ' ');
 		errnode.prepend(headnode);
 
 		$('div.geolocation').append(errnode);
+
+		const recent = $('div.geolocation').data('recent');
+		if (recent) {
+			const stops = recent.split('|');
+			const res = $(document.createElement('p'));
+			$.each(stops, function(i, stop) {
+				const parts = stop.split(';');
+				res.append($('<a class="tablerow" href="/s/' + parts[0] + '"><span>' + parts[1] + '</span></a>'));
+			});
+			$('p.geolocationhint').text('Letzte Ziele:');
+			getPlaceholder().replaceWith(res);
+		} else {
+			getPlaceholder().remove();
+		}
 	};
 
-	var processResult = function(data) {
+	const processResult = function(data) {
 		if (data.error) {
 			showError('Backend-Fehler:', data.error, null);
 		} else if (data.candidates.length == 0) {
@@ -39,11 +52,11 @@ $(document).ready(function() {
 		}
 	};
 
-	var processLocation = function(loc) {
+	const processLocation = function(loc) {
 		$.post('/geolocation', {lon: loc.coords.longitude, lat: loc.coords.latitude}, processResult);
 	};
 
-	var processError = function(error) {
+	const processError = function(error) {
 		if (error.code == error.PERMISSION_DENIED) {
 			showError('Standortanfrage nicht möglich.', 'Vermutlich fehlen die Rechte im Browser oder der Android Location Service ist deaktiviert.', 'geolocation.error.PERMISSION_DENIED');
 		} else if (error.code == error.POSITION_UNAVAILABLE) {
@@ -55,8 +68,9 @@ $(document).ready(function() {
 		}
 	};
 
-	var geoLocationButton = $('div.geolocation > button');
-	var getGeoLocation = function() {
+	const geoLocationButton = $('div.geolocation > button');
+	const recentStops = geoLocationButton.data('recent');
+	const getGeoLocation = function() {
 		geoLocationButton.replaceWith($('<p class="geolocationhint">Stationen in der Umgebung:</p><div class="progress"><div class="indeterminate"></div></div>'));
 		navigator.geolocation.getCurrentPosition(processLocation, processError);
 	}
diff --git a/templates/landingpage.html.ep b/templates/landingpage.html.ep
index 03d0eca..a4bf10c 100644
--- a/templates/landingpage.html.ep
+++ b/templates/landingpage.html.ep
@@ -49,7 +49,7 @@
 					<div class="card-content">
 						<span class="card-title">Hallo, <%= current_user->{name} %>!</span>
 						<p>Du bist gerade nicht eingecheckt.</p>
-						<div class="geolocation">
+						<div class="geolocation" data-recent="<%= join('|', map { $_->{eva} . ';' . $_->{name} } @{stash('recent_targets') // []} ) %>">
 							<button class="btn waves-effect waves-light btn-flat">Stationen in der Umgebung abfragen</button>
 						</div>
 						%= form_for 'list_departures' => begin
-- 
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