mirror of
https://github.com/derf/travelynx
synced 2024-12-04 18:29:11 +00:00
499 lines
11 KiB
Perl
499 lines
11 KiB
Perl
package Travelynx::Model::InTransit;
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# Copyright (C) 2020-2023 Daniel Friesel
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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use strict;
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use warnings;
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use 5.020;
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use DateTime;
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use JSON;
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my %visibility_itoa = (
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100 => 'public',
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80 => 'travelynx',
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60 => 'followers',
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30 => 'unlisted',
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10 => 'private',
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);
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my %visibility_atoi = (
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public => 100,
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travelynx => 80,
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followers => 60,
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unlisted => 30,
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private => 10,
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);
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sub new {
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my ( $class, %opt ) = @_;
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return bless( \%opt, $class );
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}
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# merge [name, eva, data] from old_route into [name, undef, undef] from new_route.
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# If new_route already has eva/data, it is kept as-is.
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# changes new_route.
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sub _merge_old_route {
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my ( $self, %opt ) = @_;
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my $db = $opt{db};
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my $uid = $opt{uid};
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my $new_route = $opt{route};
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my $res_h = $db->select( 'in_transit', ['route'], { user_id => $uid } )
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->expand->hash;
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my $old_route = $res_h ? $res_h->{route} : [];
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for my $i ( 0 .. $#{$new_route} ) {
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if ( $old_route->[$i] and $old_route->[$i][0] eq $new_route->[$i][0] ) {
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$new_route->[$i][1] //= $old_route->[$i][1];
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if ( not keys %{ $new_route->[$i][2] // {} } ) {
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$new_route->[$i][2] = $old_route->[$i][2];
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}
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}
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}
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return $new_route;
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}
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sub add {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $train = $opt{train};
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my $checkin_station_id = $opt{departure_eva};
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my $route = $opt{route};
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my $json = JSON->new;
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$db->insert(
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'in_transit',
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{
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user_id => $uid,
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cancelled => $train->departure_is_cancelled
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? 1
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: 0,
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checkin_station_id => $checkin_station_id,
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checkin_time => DateTime->now( time_zone => 'Europe/Berlin' ),
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dep_platform => $train->platform,
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train_type => $train->type,
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train_line => $train->line_no,
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train_no => $train->train_no,
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train_id => $train->train_id,
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sched_departure => $train->sched_departure,
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real_departure => $train->departure,
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route => $json->encode($route),
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messages => $json->encode(
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[ map { [ $_->[0]->epoch, $_->[1] ] } $train->messages ]
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)
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}
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);
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}
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sub add_from_journey {
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my ( $self, %opt ) = @_;
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my $journey = $opt{journey};
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my $db = $opt{db} // $self->{pg}->db;
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$db->insert( 'in_transit', $journey );
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}
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sub delete {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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$db->delete( 'in_transit', { user_id => $uid } );
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}
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sub delete_incomplete_checkins {
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my ( $self, %opt ) = @_;
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my $db = $opt{db} // $self->{pg}->db;
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return $db->delete( 'in_transit',
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{ checkin_time => { '<', $opt{earlier_than} } } )->rows;
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}
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sub get {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $table = 'in_transit';
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if ( $opt{with_timestamps} ) {
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$table = 'in_transit_str';
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}
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my $res = $db->select( $table, '*', { user_id => $uid } );
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my $ret;
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if ( $opt{with_data} ) {
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$ret = $res->expand->hash;
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}
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else {
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$ret = $res->hash;
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}
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if ( $opt{with_visibility} and $ret ) {
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$ret->{visibility_str}
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= $ret->{visibility}
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? $visibility_itoa{ $ret->{visibility} }
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: 'default';
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}
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return $ret;
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}
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sub get_all_active {
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my ( $self, %opt ) = @_;
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my $db = $opt{db} // $self->{pg}->db;
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return $db->select( 'in_transit_str', '*', { cancelled => 0 } )
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->hashes->each;
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}
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sub get_checkout_station_id {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $status = $db->select( 'in_transit', ['checkout_station_id'],
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{ user_id => $uid } )->hash;
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if ($status) {
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return $status->{checkout_station_id};
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}
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return;
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}
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sub set_cancelled_destination {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $cancelled_destination = $opt{cancelled_destination};
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my $res_h = $db->select( 'in_transit', ['data'], { user_id => $uid } )
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->expand->hash;
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my $data = $res_h ? $res_h->{data} : {};
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$data->{cancelled_destination} = $cancelled_destination;
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$db->update(
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'in_transit',
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{
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checkout_station_id => undef,
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checkout_time => undef,
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arr_platform => undef,
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sched_arrival => undef,
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real_arrival => undef,
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data => JSON->new->encode($data),
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},
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{ user_id => $uid }
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);
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}
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sub set_arrival {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $train = $opt{train};
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my $route = $opt{route};
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$route = $self->_merge_old_route(
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db => $db,
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uid => $uid,
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route => $route
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);
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my $json = JSON->new;
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$db->update(
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'in_transit',
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{
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checkout_time => DateTime->now( time_zone => 'Europe/Berlin' ),
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arr_platform => $train->platform,
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sched_arrival => $train->sched_arrival,
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real_arrival => $train->arrival,
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route => $json->encode($route),
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messages => $json->encode(
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[ map { [ $_->[0]->epoch, $_->[1] ] } $train->messages ]
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)
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},
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{ user_id => $uid }
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);
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}
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sub set_arrival_eva {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $checkout_station_id = $opt{arrival_eva};
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$db->update(
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'in_transit',
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{
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checkout_station_id => $checkout_station_id,
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},
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{ user_id => $uid }
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);
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}
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sub set_arrival_times {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $sched_arr = $opt{sched_arrival};
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my $rt_arr = $opt{rt_arrival};
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$db->update(
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'in_transit',
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{
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sched_arrival => $sched_arr,
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real_arrival => $rt_arr
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},
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{ user_id => $uid }
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);
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}
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sub set_polyline_id {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $polyline_id = $opt{polyline_id};
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$db->update(
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'in_transit',
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{ polyline_id => $polyline_id },
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{ user_id => $uid }
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);
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}
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sub set_route_data {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $route = $opt{route};
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my $delay_msg = $opt{delay_messages};
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my $qos_msg = $opt{qos_messages};
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my $him_msg = $opt{him_messages};
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my $res_h = $db->select( 'in_transit', ['data'], { user_id => $uid } )
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->expand->hash;
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my $data = $res_h ? $res_h->{data} : {};
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$data->{delay_msg} = $opt{delay_messages};
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$data->{qos_msg} = $opt{qos_messages};
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$data->{him_msg} = $opt{him_messages};
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# no need to merge $route, it already contains HAFAS data
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$db->update(
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'in_transit',
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{
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route => JSON->new->encode($route),
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data => JSON->new->encode($data)
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},
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{ user_id => $uid }
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);
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}
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sub unset_arrival_data {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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$db->update(
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'in_transit',
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{
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checkout_time => undef,
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arr_platform => undef,
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sched_arrival => undef,
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real_arrival => undef,
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},
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{ user_id => $uid }
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);
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}
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sub update_departure {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $train = $opt{train};
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my $route = $opt{route};
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my $json = JSON->new;
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$route = $self->_merge_old_route(
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db => $db,
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uid => $uid,
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route => $route
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);
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# selecting on user_id and train_no avoids a race condition if a user checks
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# into a new train while we are fetching data for their previous journey. In
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# this case, the new train would receive data from the previous journey.
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$db->update(
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'in_transit',
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{
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dep_platform => $train->platform,
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real_departure => $train->departure,
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route => $json->encode($route),
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messages => $json->encode(
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[ map { [ $_->[0]->epoch, $_->[1] ] } $train->messages ]
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),
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},
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{
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user_id => $uid,
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train_no => $train->train_no
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}
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);
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}
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sub update_departure_cancelled {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $dep_eva = $opt{dep_eva};
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my $arr_eva = $opt{arr_eva};
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my $train = $opt{train};
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# depending on the amount of users in transit, some time may
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# have passed between fetching $entry from the database and
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# now. Ensure that the user is still checked into this train
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# by selecting on uid, train no, and checkin/checkout station ID.
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my $rows = $db->update(
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'in_transit',
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{
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cancelled => 1,
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},
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{
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user_id => $uid,
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train_no => $train->train_no,
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checkin_station_id => $dep_eva,
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checkout_station_id => $arr_eva,
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}
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)->rows;
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return $rows;
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}
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sub update_arrival {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $arr_eva = $opt{arr_eva};
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my $train = $opt{train};
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my $route = $opt{route};
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my $json = JSON->new;
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$route = $self->_merge_old_route(
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db => $db,
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uid => $uid,
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route => $route
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);
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# selecting on user_id, train_no and checkout_station_id avoids a
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# race condition when a user checks into a new train or changes
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# their destination station while we are fetching times based on no
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# longer valid database entries.
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my $rows = $db->update(
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'in_transit',
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{
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arr_platform => $train->platform,
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sched_arrival => $train->sched_arrival,
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real_arrival => $train->arrival,
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route => $json->encode($route),
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messages => $json->encode(
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[ map { [ $_->[0]->epoch, $_->[1] ] } $train->messages ]
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),
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},
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{
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user_id => $uid,
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train_no => $train->train_no,
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checkout_station_id => $arr_eva,
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}
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)->rows;
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return $rows;
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}
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sub update_data {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $new_data = $opt{data} // {};
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my $res_h = $db->select( 'in_transit', ['data'], { user_id => $uid } )
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->expand->hash;
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my $data = $res_h ? $res_h->{data} : {};
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while ( my ( $k, $v ) = each %{$new_data} ) {
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$data->{$k} = $v;
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}
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$db->update(
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'in_transit',
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{ data => JSON->new->encode($data) },
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{ user_id => $uid }
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);
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}
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sub update_user_data {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $new_data = $opt{user_data} // {};
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my $res_h = $db->select( 'in_transit', ['user_data'], { user_id => $uid } )
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->expand->hash;
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my $data = $res_h ? $res_h->{user_data} : {};
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while ( my ( $k, $v ) = each %{$new_data} ) {
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$data->{$k} = $v;
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}
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$db->update(
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'in_transit',
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{ user_data => JSON->new->encode($data) },
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{ user_id => $uid }
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);
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}
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sub update_visibility {
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my ( $self, %opt ) = @_;
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my $uid = $opt{uid};
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my $db = $opt{db} // $self->{pg}->db;
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my $visibility;
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if ( $opt{visibility} and $visibility_atoi{ $opt{visibility} } ) {
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$visibility = $visibility_atoi{ $opt{visibility} };
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}
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$db->update(
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'in_transit',
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{ visibility => $visibility },
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{ user_id => $uid }
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);
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}
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1;
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