| … | |
… | |
| 4 | # TODO: check for player leaving |
4 | # TODO: check for player leaving |
| 5 | |
5 | |
| 6 | # implement a 'follow' command |
6 | # implement a 'follow' command |
| 7 | # don't follow on damned ground |
7 | # don't follow on damned ground |
| 8 | |
8 | |
| 9 | our %follow; |
9 | our $MAX_QUEUE = 5; # the # of positions somebody else can lead |
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|
10 | our %follow; # $followername => [$follower, $target, [$queue]] |
| 10 | |
11 | |
| 11 | our $CORO = cf::async { |
12 | our $CORO = cf::async { |
| 12 | $Coro::current->{desc} = "follow handler"; |
13 | $Coro::current->{desc} = "follow handler"; |
| 13 | |
14 | |
| 14 | while () { |
15 | while () { |
| 15 | cf::wait_for_tick; |
16 | cf::wait_for_tick; |
| 16 | |
17 | |
| 17 | while (my ($name, $v) = each %follow) { |
18 | for (values %follow) { |
| 18 | my ($target, $his, $mine) = @$v; |
19 | my ($who, $target, $queue) = @$_; |
| 19 | my ($who, $other) = (cf::player::find_active $name, cf::player::find_active $target); |
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| 20 | |
20 | |
| 21 | if ($who && $other && $other->ob->map) { |
21 | my ($map, $x, $y) = ($target->map, $target->x, $target->y); |
| 22 | my ($map, $x, $y) = ($other->ob->map->path, $other->ob->x, $other->ob->y); |
22 | |
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23 | # add new position to queue, if any |
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24 | push @$queue, [$map, $x, $y] |
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25 | if $map != $queue->[-1][0] |
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26 | || $x != $queue->[-1][1] |
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27 | || $y != $queue->[-1][2]; |
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28 | |
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29 | # try to move to oldest position |
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30 | if (@$queue > $MAX_QUEUE) { |
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31 | delete $follow{$who->name}; |
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32 | $who->message ($target->name . " is too far away - you can't follow anymore!"); |
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33 | } else { |
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34 | my ($map, $x, $y) = @{ $queue->[0] }; |
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35 | |
|
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36 | $map->load; |
| 23 | |
37 | |
| 24 | if ( |
38 | if ( |
| 25 | ($map ne $his->[0] || $x != $his->[1] || $y != $his->[2]) |
39 | $map->path !~ /^(\{link\}|\/)/ |
| 26 | && $map !~ /^\{/ |
40 | or grep $_->flag (cf::FLAG_IS_FLOOR) && ($_->flag (cf::FLAG_UNIQUE) || $_->type == cf::SHOP_FLOOR), |
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41 | $map->at ($x, $y) |
| 27 | ) { |
42 | ) { |
| 28 | @$mine = @$his; |
43 | delete $follow{$who->name}; |
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44 | $who->ob->message ("You can't follow " . $target->name . " anymore!"); |
|
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45 | } elsif (!$who->blocked ($map, $x, $y)) { |
|
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46 | shift @$queue; |
| 29 | @$his = ($map, $x, $y); |
47 | $who->goto ($map, $x, $y); |
| 30 | } |
48 | } |
| 31 | |
|
|
| 32 | if (my $map = cf::map::find $mine->[0]) { |
|
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| 33 | $map->load; |
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| 34 | |
|
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| 35 | if ($map =~ /^\// # short-gap fix |
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| 36 | and !grep +($_->flag (cf::FLAG_UNIQUE) || $_->type == cf::SHOP_FLOOR) && $_->flag (cf::FLAG_IS_FLOOR), |
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| 37 | $map->at ($mine->[1], $mine->[2]) |
|
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| 38 | ) { |
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| 39 | $who->ob->goto (@$mine) |
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| 40 | unless $who->ob->blocked ($map, $mine->[1], $mine->[2]) |
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| 41 | } else { |
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| 42 | delete $follow{$name}; |
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| 43 | $who->ob->message ("You can't follow $target anymore!"); |
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| 44 | } |
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| 45 | } |
|
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| 46 | } else { |
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| 47 | delete $follow{$name}; |
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| 48 | $who->ob->message ("$target is gone...") |
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| 49 | if $who; |
|
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| 50 | } |
49 | } |
| 51 | } |
50 | } |
| 52 | |
51 | |
| 53 | Coro::schedule unless keys %follow; |
52 | Coro::schedule unless keys %follow; |
| 54 | } |
53 | } |
| … | |
… | |
| 59 | |
58 | |
| 60 | my $name = $who->name; |
59 | my $name = $who->name; |
| 61 | |
60 | |
| 62 | if ($args ne "" && $name ne $args) { |
61 | if ($args ne "" && $name ne $args) { |
| 63 | if (my $other = cf::player::find_active $args) { |
62 | if (my $other = cf::player::find_active $args) { |
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63 | $other = $other->ob; |
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64 | |
| 64 | if ($other->ob->map == $who->map |
65 | if ($other->map == $who->map |
| 65 | && abs ($other->ob->x - $who->x) <= 1 |
66 | && abs ($other->x - $who->x) <= 1 |
| 66 | && abs ($other->ob->y - $who->y) <= 1) { |
67 | && abs ($other->y - $who->y) <= 1 |
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|
68 | ) { |
| 67 | $who->message ("Following player '$args', to stop, type: 'follow"); |
69 | $who->message ("Following player '$args', to stop, type: 'follow"); |
| 68 | $other->ob->message ("$name is now following your every step..."); |
70 | $other->message ("$name is now following your every step..."); |
| 69 | $follow{$name} = [ |
71 | $follow{$name} = [ |
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|
72 | $who, |
| 70 | $args, |
73 | $other, |
| 71 | [$other->ob->map->path, $other->ob->x, $other->ob->y], |
74 | [[$other->map, $other->x, $other->y]], |
| 72 | [$who->map->path, $who->x, $who->y], |
|
|
| 73 | ]; |
75 | ]; |
| 74 | $CORO->ready; |
76 | $CORO->ready; |
| 75 | } else { |
77 | } else { |
| 76 | $who->message ("You must stand directly beside '$args' to follow her/him"); |
78 | $who->message ("You must stand directly beside '$args' to follow her/him"); |
| 77 | delete $follow{$name}; |
79 | delete $follow{$name}; |
| … | |
… | |
| 84 | $who->message ("follow mode off"); |
86 | $who->message ("follow mode off"); |
| 85 | delete $follow{$name}; |
87 | delete $follow{$name}; |
| 86 | } |
88 | } |
| 87 | }; |
89 | }; |
| 88 | |
90 | |
|
|
91 | sub unregister { |
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92 | my ($pl) = @_; |
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93 | my $name = $pl->ob->name; |
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94 | delete $follow{$name}; |
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95 | |
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96 | warn "unfollow $name\n";#d# |
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97 | |
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98 | while (my ($k, $v) = each %follow) { |
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99 | if ($v->[1]->name eq $name) { |
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100 | warn "unfollow $k\n";#d# |
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101 | delete $follow{$k}; |
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102 | } |
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103 | } |
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104 | } |
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105 | |
| 89 | cf::player->attach ( |
106 | cf::player->attach ( |
| 90 | on_death => sub { |
107 | on_death => \&unregister, |
| 91 | my ($pl) = @_; |
108 | on_logout => \&unregister, |
| 92 | |
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| 93 | my $name = $pl->ob->name; |
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| 94 | |
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| 95 | delete $follow{$name}; |
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| 96 | |
|
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| 97 | while (my ($k, $v) = each %follow) { |
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| 98 | if ($v->[0] eq $name) { |
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| 99 | delete $follow{$k}; |
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| 100 | } |
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| 101 | } |
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| 102 | }, |
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| 103 | ); |
109 | ); |
| 104 | |
110 | |
| 105 | |
111 | |
| 106 | |
112 | |
| 107 | |
113 | |
