… | |
… | |
8 | # provided, the bank account has this amount of money |
8 | # provided, the bank account has this amount of money |
9 | # - exchange, will exchange between imperials and platinum coins |
9 | # - exchange, will exchange between imperials and platinum coins |
10 | # - balance, simply shows how much money one has on his/her account. |
10 | # - balance, simply shows how much money one has on his/her account. |
11 | # |
11 | # |
12 | # TODO: |
12 | # TODO: |
13 | # - Continue modularising |
|
|
14 | # * transaction() |
|
|
15 | # - Comment more steps |
13 | # - Comment more steps |
|
|
14 | # - Implement exchange() |
|
|
15 | # - Add a DM command to view any user's balance. |
16 | |
16 | |
17 | # The units are being used in each sub so they are declared globally. |
17 | # The units are being used in each sub so they are declared globally. |
18 | my %unit = ( |
18 | my %unit = ( |
19 | silver => 1, |
19 | silver => 1, |
20 | gold => 10, |
20 | gold => 10, |
21 | platina => 50, |
21 | platina => 50, |
22 | imperial => 10000, |
22 | imperial => 10000, |
23 | ); |
23 | ); |
24 | |
24 | |
25 | # Subroutine just to calculate exchange rates, I purposefully left in the |
25 | # Subroutine just to calculate exchange rates. |
26 | # exchange rates for imperial => imperial, platina => platina, etc. |
|
|
27 | sub calc_exchange_rate { |
26 | sub calc_exchange_rate { |
28 | my ($value, $from_cur, $to_cur) = @_; |
27 | my ($value, $from_cur, $to_cur) = @_; |
29 | |
28 | |
30 | if ($unit{$from_cur} and $unit{$to_cur}) { |
|
|
31 | return $value * $unit{$from_cur} / $unit{$to_cur}; |
29 | $value * $unit{$from_cur} / $unit{$to_cur} |
32 | } |
|
|
33 | } |
30 | } |
34 | |
31 | |
35 | # Calculates and returns how much money someone has starting with the |
32 | # Calculates and returns how much money someone has starting with the |
36 | # highest value currency going down. Think of it like having the date |
33 | # highest value currency going down. Think of it like having the date |
37 | # and time in the format of 2006-05-19 03:21:31 UTC instead of 1148001691 |
34 | # and time in the format of 2006-05-19 03:21:31 UTC instead of 1148001691 |
38 | # seconds since 1970-01-01 00:00:00 UTC. |
35 | # seconds since 1970-01-01 00:00:00 UTC. |
39 | sub balance { |
36 | sub balance { |
40 | my ($who) = @_; |
37 | my ($who) = @_; |
41 | my $balance = $who->{bank_balance}; |
38 | my $balance = $who->{bank_balance}; |
42 | |
39 | |
43 | if (!$balance or int($balance) == 0) { |
|
|
44 | return "Sorry, you have no balance."; |
40 | return "Sorry, you have no balance." |
45 | } else { |
41 | unless $balance; |
46 | |
42 | |
47 | my $imperials = calc_exchange_rate($balance, "silver", "imperial"); |
43 | my $imperials = calc_exchange_rate $balance, "silver", "imperial"; |
48 | my $platinum = calc_exchange_rate($imperials - int ($imperials), "imperial", "platina"); |
44 | my $platinum = calc_exchange_rate $imperials - (int $imperials), "imperial", "platina"; |
49 | my $gold = calc_exchange_rate($platinum - int ($platinum), "platina", "gold"); |
45 | my $gold = calc_exchange_rate $platinum - (int $platinum), "platina", "gold"; |
50 | my $silver = calc_exchange_rate($gold - int ($gold), "gold", "silver"); |
46 | my $silver = calc_exchange_rate $gold - (int $gold), "gold", "silver"; |
51 | |
47 | |
52 | return "You have ".int($imperials)." imperials, ".int($platinum)." platinum, ".int($gold)." gold and about ".int($silver)." silver coins."; |
48 | return "You have " |
53 | } |
49 | . (int $imperials) . " imperials, " |
|
|
50 | . (int $platinum) . " platinum, " |
|
|
51 | . (int $gold) . " gold and about " |
|
|
52 | . (int $silver) ." silver coins."; |
54 | } |
53 | } |
55 | |
54 | |
56 | sub transaction { |
55 | sub transaction { |
57 | my ($who, $action, $amount, $currency) = @_; |
56 | my ($who, $action, $amount, $currency) = @_; |
58 | my $pay = $amount * $unit{$currency}; |
57 | my $pay = $amount * $unit{$currency}; |
|
|
58 | |
|
|
59 | return "We don't trade in that currency." |
|
|
60 | unless exists $unit{$currency}; |
|
|
61 | |
|
|
62 | return "You can not $action fractions." |
|
|
63 | unless $amount =~ /^\d+$/; |
59 | |
64 | |
60 | # First check for possible overflow and user stupidity |
65 | # First check for possible overflow and user stupidity |
61 | if ($amount > 10000) { |
66 | if ($amount > 10000) { |
62 | return "Sorry, we do not handle more than 10000 units for one ".$action."."; |
67 | return "Sorry, we do not handle more than 10000 units for one ".$action."."; |
63 | } elsif ($amount == 0) { |
68 | } elsif ($amount == 0) { |
64 | return "You can not ".$action." nothing."; |
69 | return "You can not ".$action." nothing."; |
65 | } elsif ($amount < 0) { |
70 | } elsif ($amount < 0) { |
66 | return "You can not ".$action." negative values."; |
71 | return "You can not ".$action." negative values."; |
67 | } else { |
72 | } |
|
|
73 | |
68 | # Here we handle the transactions |
74 | # Here we handle the transactions |
69 | if ($action eq "deposit") { |
75 | if ($action eq "deposit") { |
70 | if ($who->pay_amount ($pay)) { |
76 | if ($who->pay_amount ($pay)) { |
71 | $who->{bank_balance} += $pay; |
77 | $who->{bank_balance} += $pay; |
72 | return "$amount $currency received."; |
78 | return "$amount $currency received."; |
|
|
79 | } else { |
|
|
80 | return "You don't have enough money with you."; |
|
|
81 | } |
|
|
82 | } elsif ($action eq "withdraw") { |
|
|
83 | if ($who->{bank_balance} - $pay > 0) { |
|
|
84 | $who->{bank_balance} -= $pay; |
|
|
85 | if ($currency eq "imperial") { |
|
|
86 | my $money = cf::object::new "imperial"; |
|
|
87 | $money->set_property (1, 24, $amount); |
|
|
88 | $money->insert_in_ob ($who); |
73 | } else { |
89 | } else { |
74 | return "You don't have enough money with you."; |
90 | my $money = cf::object::new $currency . "coin"; |
|
|
91 | $money->set_property (1, 24, $amount); |
|
|
92 | $money->insert_in_ob ($who); |
75 | } |
93 | } |
76 | } elsif ($action eq "withdraw") { |
|
|
77 | if ($who->{bank_balance} - $pay > 0) { |
|
|
78 | $who->{bank_balance} -= $pay; |
|
|
79 | if ($currency eq "imperial") { |
|
|
80 | my $money = cf::object::new ("imperial"); |
|
|
81 | $money->set_property (1, 24, $amount); |
|
|
82 | $money->insert_in_ob ($who); |
|
|
83 | } else { |
|
|
84 | my $money = cf::object::new ($currency."coin"); |
|
|
85 | $money->set_property (1, 24, $amount); |
|
|
86 | $money->insert_in_ob ($who); |
|
|
87 | } |
|
|
88 | return "Withdrew $amount $currency"; |
94 | return "Withdrew $amount $currency"; |
89 | } |
|
|
90 | } |
95 | } |
91 | } |
96 | } |
92 | } |
97 | } |
93 | |
98 | |
94 | sub on_say { |
99 | sub on_say { |
95 | my ($event, $ob, $who, $msg) = @_; |
100 | my ($event, $ob, $who, $msg) = @_; |
96 | my ($cmd, $arguments) = split /\s+/, $msg, 2; |
101 | my ($cmd, $arguments) = split /\s+/, $msg, 2; |
97 | my ($amount, $currency) = split /\s+/, $arguments, 2; |
102 | my ($amount, $currency) = split /\s+/, $arguments, 2; |
|
|
103 | my $name = $ob->name; |
98 | my $service_charge = 5; |
104 | my $service_charge = 5; |
99 | my @units = sort keys %unit; |
105 | my @units = sort keys %unit; |
100 | my $units = join ", ", @units; |
106 | my $units = join ", ", @units; |
101 | my $fees = - ($service_charge / 100) + 1; |
107 | my $fees = - ($service_charge / 100) + 1; |
102 | |
108 | |
103 | if ($cmd eq "balance") { |
109 | if ($cmd eq "balance") { |
104 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
110 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
105 | } |
|
|
106 | |
111 | |
107 | elsif ($cmd eq "deposit" and $currency) { |
112 | } elsif ($cmd eq "deposit" and $currency) { |
108 | $who->message ($ob->name." says: ".transaction($who, "deposit", $amount, $currency), cf::NDI_WHITE); |
113 | $who->message ("$name says: " . (transaction $who, "deposit", $amount, $currency), cf::NDI_WHITE); |
109 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
114 | $who->message ("$name says: " . (balance $who), cf::NDI_WHITE); |
|
|
115 | |
110 | } elsif ($cmd eq "deposit" and $amount and $currency eq "") { |
116 | } elsif ($cmd eq "deposit" and $amount and $currency eq "") { |
111 | $who->message ($ob->name." says: Deposit $amount of what: ".$units.".", cf::NDI_WHITE); |
117 | $who->message ("$name says: Deposit $amount of what: $units", cf::NDI_WHITE); |
|
|
118 | |
112 | } elsif ($cmd eq "deposit" and $amount eq "" and $currency eq "") { |
119 | } elsif ($cmd eq "deposit" and $amount eq "" and $currency eq "") { |
113 | $who->message ($ob->name." says: How much do you want to deposit?", cf::NDI_WHITE); |
120 | $who->message ("$name says: How much do you want to deposit?", cf::NDI_WHITE); |
114 | } |
|
|
115 | |
121 | |
116 | elsif ($cmd eq "withdraw" and $currency) { |
122 | } elsif ($cmd eq "withdraw" and $currency) { |
117 | $who->message ($ob->name." says: ".transaction($who, "withdraw", $amount, $currency), cf::NDI_WHITE); |
123 | $who->message ("$name says: " . (transaction $who, "withdraw", $amount, $currency), cf::NDI_WHITE); |
118 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
124 | $who->message ("$name says: " . (balance $who), cf::NDI_WHITE); |
|
|
125 | |
119 | } elsif ($cmd eq "withdraw" and $amount and $currency eq "") { |
126 | } elsif ($cmd eq "withdraw" and $amount and $currency eq "") { |
120 | $who->message ($ob->name." says: Withdraw $amount of what: ".$units.".", cf::NDI_WHITE); |
127 | $who->message ("$name says: Withdraw $amount of what: $units", cf::NDI_WHITE); |
|
|
128 | |
121 | } elsif ($cmd eq "withdraw" and $amount eq "" and $currency eq "") { |
129 | } elsif ($cmd eq "withdraw" and $amount eq "" and $currency eq "") { |
122 | $who->message ($ob->name." says: How much do you want to withdraw?", cf::NDI_WHITE); |
130 | $who->message ("$name says: How much do you want to withdraw?", cf::NDI_WHITE); |
123 | } |
|
|
124 | |
131 | |
125 | elsif ($cmd eq "help" || "yes") { |
132 | } elsif ($cmd eq "help" or $cmd eq "yes" and $arguments eq "") { |
126 | $who->message ($ob->name." says: ".help($arguments), cf::NDI_WHITE); |
133 | $who->message ("$name says: " . (help $arguments), cf::NDI_WHITE); |
|
|
134 | |
|
|
135 | } elsif ($cmd eq "help" or $cmd eq "yes" and $arguments ne "") { |
|
|
136 | $who->message ("$name says: " . (help), cf::NDI_WHITE); |
|
|
137 | |
|
|
138 | } else { |
|
|
139 | $who->message ("$name says: Do you need help?", cf::NDI_WHITE); |
127 | } |
140 | } |
128 | } |
141 | } |
129 | |
142 | |
130 | sub help { |
143 | sub help { |
131 | my ($command) = @_; |
144 | my ($command) = @_; |
… | |
… | |
149 | return "We exchange between imperial notes and platinum coins at a very low price. To change from platinum to imperials, say: |
162 | return "We exchange between imperial notes and platinum coins at a very low price. To change from platinum to imperials, say: |
150 | exchange <amount> platina\nTo change from imperials to platinum, say: |
163 | exchange <amount> platina\nTo change from imperials to platinum, say: |
151 | exchange <amount> imperial\nWe currently only exchange between these two currencies. If you want to know more about exchange rates, ask me: |
164 | exchange <amount> imperial\nWe currently only exchange between these two currencies. If you want to know more about exchange rates, ask me: |
152 | help exchange rates\nThanks for using our bank."; |
165 | help exchange rates\nThanks for using our bank."; |
153 | } elsif ($command eq "exchange rates") { |
166 | } elsif ($command eq "exchange rates") { |
154 | return "Here is a list of exchange rates:\n" |
167 | my @units = sort { $unit{$b} <=> $unit{$a} } keys %unit; |
155 | ."imperial => ".calc_exchange_rate(1, "imperial", "platina")." platina\n" |
168 | my $exchange_rates = "Here is a list of exchange rates:\n"; |
156 | ."imperial => ".calc_exchange_rate(1, "imperial", "gold")." gold\n" |
|
|
157 | ."imperial => ".calc_exchange_rate(1, "imperial", "silver")." silver\n" |
|
|
158 | |
169 | |
159 | ."platina => ".calc_exchange_rate(1, "platina", "gold")." gold\n" |
170 | for my $from_cur_nr (0 .. $#units) { |
160 | ."platina => ".calc_exchange_rate(1, "platina", "silver")." silver\n" |
171 | for my $to_cur_nr ($from_cur_nr+1 .. $#units) { |
161 | |
172 | $exchange_rates = $exchange_rates."One $units[$from_cur_nr] is ".calc_exchange_rate(1, $units[$from_cur_nr], $units[$to_cur_nr])." $units[$to_cur_nr]\n"; |
|
|
173 | } |
|
|
174 | } |
162 | ."gold => ".calc_exchange_rate(1, "gold", "silver")." silver\nThis may change a bit with the stock markets but don't expect it to be much."; |
175 | return $exchange_rates."This may change a bit with the stock markets but don't expect it to be much."; |
163 | } |
176 | } |
164 | } |
177 | } |