… | |
… | |
4 | # give the banker in-game: |
4 | # give the banker in-game: |
5 | # - help, will show the usage information |
5 | # - help, will show the usage information |
6 | # - deposit, can deposit a certain amount of a given currency unit |
6 | # - deposit, can deposit a certain amount of a given currency unit |
7 | # - withdraw, can give out a certain amount of a given currency unit |
7 | # - withdraw, can give out a certain amount of a given currency unit |
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 royalties 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() |
16 | |
15 | |
17 | # The units are being used in each sub so they are declared globally. |
16 | # The units are being used in each sub so they are declared globally. |
18 | my %unit = ( |
17 | my %unit = ( |
19 | silver => 1, |
18 | silver => 1, |
20 | gold => 10, |
19 | gold => 10, |
21 | platina => 50, |
20 | platina => 50, |
22 | imperial => 10000, |
21 | royalty => 5000, |
23 | ); |
22 | ); |
24 | |
23 | |
25 | # Subroutine just to calculate exchange rates, I purposefully left in the |
24 | # Subroutine just to calculate exchange rates. |
26 | # exchange rates for imperial => imperial, platina => platina, etc. |
|
|
27 | sub calc_exchange_rate { |
25 | sub calc_exchange_rate { |
28 | my ($value, $from_cur, $to_cur) = @_; |
26 | my ($value, $from_cur, $to_cur) = @_; |
29 | |
27 | |
30 | if ($unit{$from_cur} and $unit{$to_cur}) { |
|
|
31 | return $value * $unit{$from_cur} / $unit{$to_cur}; |
28 | $value * $unit{$from_cur} / $unit{$to_cur} |
32 | } |
|
|
33 | } |
29 | } |
34 | |
30 | |
35 | # Calculates and returns how much money someone has starting with the |
31 | # Calculates and returns how much money someone has starting with the |
36 | # highest value currency going down. Think of it like having the date |
32 | # 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 |
33 | # 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. |
34 | # seconds since 1970-01-01 00:00:00 UTC. |
39 | sub balance { |
35 | sub balance { |
40 | my ($who) = @_; |
36 | my ($who, $is_wiz) = @_; |
41 | my $balance = $who->{bank_balance}; |
37 | my $balance = $who->{bank_balance}; |
42 | |
38 | |
43 | if (!$balance or int($balance) == 0) { |
39 | unless ($is_wiz) { |
44 | return "Sorry, you have no balance."; |
40 | return "Sorry, you have no balance." |
|
|
41 | unless $balance >= 1; |
45 | } else { |
42 | } else { |
|
|
43 | return $who->name." has no balance." |
|
|
44 | unless $balance >= 1; |
|
|
45 | } |
46 | |
46 | |
47 | my $imperials = calc_exchange_rate($balance, "silver", "imperial"); |
47 | my $royalties = calc_exchange_rate $balance, "silver", "royalty"; |
48 | my $platinum = calc_exchange_rate($imperials - int ($imperials), "imperial", "platina"); |
48 | my $platinum = calc_exchange_rate $royalties - (int $royalties), "royalty", "platina"; |
49 | my $gold = calc_exchange_rate($platinum - int ($platinum), "platina", "gold"); |
49 | my $gold = calc_exchange_rate $platinum - (int $platinum), "platina", "gold"; |
50 | my $silver = calc_exchange_rate($gold - int ($gold), "gold", "silver"); |
50 | my $silver = calc_exchange_rate $gold - (int $gold), "gold", "silver"; |
51 | |
51 | |
52 | return "You have ".int($imperials)." imperials, ".int($platinum)." platinum, ".int($gold)." gold and about ".int($silver)." silver coins."; |
52 | my $account_info = |
53 | } |
53 | (int $royalties) . " royalties, " |
|
|
54 | . (int $platinum) . " platinum, " |
|
|
55 | . (int $gold) . " gold and about " |
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56 | . (int $silver) ." silver coins."; |
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57 | |
|
|
58 | return "You have $account_info" |
|
|
59 | unless $is_wiz; |
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60 | |
|
|
61 | return $who->name." has $account_info"; |
54 | } |
62 | } |
55 | |
63 | |
56 | sub transaction { |
64 | sub transaction { |
57 | my ($who, $action, $amount, $currency) = @_; |
65 | my ($who, $action, $amount, $currency) = @_; |
58 | my $pay = $amount * $unit{$currency}; |
66 | my $pay = $amount * $unit{$currency}; |
59 | |
67 | |
|
|
68 | return "We don't trade in that currency." |
|
|
69 | unless exists $unit{$currency}; |
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70 | |
|
|
71 | return "You can not $action fractions." |
|
|
72 | unless $amount =~ /^\d+$/; |
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73 | |
60 | # First check for possible overflow and user stupidity |
74 | # First check for possible overflow and user stupidity |
61 | if ($amount > 10000) { |
75 | if ($amount > 2**31) { |
62 | return "Sorry, we do not handle more than 10000 units for one ".$action."."; |
76 | return "Sorry, we do not handle that kind of money for one ".$action."."; |
63 | } elsif ($amount == 0) { |
77 | } elsif ($amount == 0) { |
64 | return "You can not ".$action." nothing."; |
78 | return "You can not ".$action." nothing."; |
65 | } elsif ($amount < 0) { |
79 | } elsif ($amount < 0) { |
66 | return "You can not ".$action." negative values."; |
80 | return "You can not ".$action." negative values."; |
67 | } else { |
81 | } |
|
|
82 | |
68 | # Here we handle the transactions |
83 | # Here we handle the transactions |
69 | if ($action eq "deposit") { |
84 | if ($action eq "deposit") { |
70 | if ($who->pay_amount ($pay)) { |
85 | if ($who->pay_amount ($pay)) { |
71 | $who->{bank_balance} += $pay; |
86 | $who->{bank_balance} += $pay; |
72 | return "$amount $currency received."; |
87 | return "$amount $currency received."; |
|
|
88 | } else { |
|
|
89 | return "You don't have enough money with you."; |
|
|
90 | } |
|
|
91 | } elsif ($action eq "withdraw") { |
|
|
92 | if ($pay <= $who->{bank_balance}) { |
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93 | $who->{bank_balance} -= $pay; |
|
|
94 | if ($currency eq "royalty") { |
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95 | my $money = cf::object::new "royalty"; |
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96 | $money->set_property (1, 24, $amount); |
|
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97 | $money->insert_in_ob ($who); |
73 | } else { |
98 | } else { |
74 | return "You don't have enough money with you."; |
99 | my $money = cf::object::new $currency . "coin"; |
|
|
100 | $money->set_property (1, 24, $amount); |
|
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101 | $money->insert_in_ob ($who); |
75 | } |
102 | } |
76 | } elsif ($action eq "withdraw") { |
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77 | if ($who->{bank_balance} - $pay > 0) { |
|
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78 | $who->{bank_balance} -= $pay; |
|
|
79 | if ($currency eq "imperial") { |
|
|
80 | my $money = cf::object::new ("imperial"); |
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81 | $money->set_property (1, 24, $amount); |
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82 | $money->insert_in_ob ($who); |
|
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83 | } else { |
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84 | my $money = cf::object::new ($currency."coin"); |
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85 | $money->set_property (1, 24, $amount); |
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86 | $money->insert_in_ob ($who); |
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87 | } |
|
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88 | return "Withdrew $amount $currency"; |
103 | return "Withdrew $amount $currency"; |
|
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104 | } else { |
|
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105 | return "You don't have that much money on your bank account."; |
89 | } |
106 | } |
90 | } |
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91 | } |
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92 | } |
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93 | |
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94 | sub on_say { |
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95 | my ($event, $ob, $who, $msg) = @_; |
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96 | my ($cmd, $arguments) = split /\s+/, $msg, 2; |
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97 | my ($amount, $currency) = split /\s+/, $arguments, 2; |
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98 | my $service_charge = 5; |
|
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99 | my @units = sort keys %unit; |
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100 | my $units = join ", ", @units; |
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101 | my $fees = - ($service_charge / 100) + 1; |
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102 | |
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103 | if ($cmd eq "balance") { |
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104 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
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105 | } |
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106 | |
|
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107 | elsif ($cmd eq "deposit" and $currency) { |
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108 | $who->message ($ob->name." says: ".transaction($who, "deposit", $amount, $currency), cf::NDI_WHITE); |
|
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109 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
|
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110 | } elsif ($cmd eq "deposit" and $amount and $currency eq "") { |
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111 | $who->message ($ob->name." says: Deposit $amount of what: ".$units.".", cf::NDI_WHITE); |
|
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112 | } elsif ($cmd eq "deposit" and $amount eq "" and $currency eq "") { |
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113 | $who->message ($ob->name." says: How much do you want to deposit?", cf::NDI_WHITE); |
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114 | } |
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115 | |
|
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116 | elsif ($cmd eq "withdraw" and $currency) { |
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117 | $who->message ($ob->name." says: ".transaction($who, "withdraw", $amount, $currency), cf::NDI_WHITE); |
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118 | $who->message ($ob->name." says: ".balance ($who), cf::NDI_WHITE); |
|
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119 | } elsif ($cmd eq "withdraw" and $amount and $currency eq "") { |
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120 | $who->message ($ob->name." says: Withdraw $amount of what: ".$units.".", cf::NDI_WHITE); |
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121 | } elsif ($cmd eq "withdraw" and $amount eq "" and $currency eq "") { |
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122 | $who->message ($ob->name." says: How much do you want to withdraw?", cf::NDI_WHITE); |
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123 | } |
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124 | |
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|
125 | elsif ($cmd eq "help" || "yes") { |
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126 | $who->message ($ob->name." says: ".help($arguments), cf::NDI_WHITE); |
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127 | } |
107 | } |
128 | } |
108 | } |
129 | |
109 | |
130 | sub help { |
110 | sub help { |
131 | my ($command) = @_; |
111 | my ($command) = @_; |
… | |
… | |
144 | return "To get the money you stored in our system back, just say: |
124 | return "To get the money you stored in our system back, just say: |
145 | withdraw <amount> <currency>"; |
125 | withdraw <amount> <currency>"; |
146 | } elsif ($command eq "balance") { |
126 | } elsif ($command eq "balance") { |
147 | return "I can tell you how much money you are saving in our bank, just ask me about your balance."; |
127 | return "I can tell you how much money you are saving in our bank, just ask me about your balance."; |
148 | } elsif ($command eq "exchange") { |
128 | } elsif ($command eq "exchange") { |
149 | return "We exchange between imperial notes and platinum coins at a very low price. To change from platinum to imperials, say: |
129 | return "We exchange between royalties and platina coins at a very low price. To change from platina to royalties, say: |
150 | exchange <amount> platina\nTo change from imperials to platinum, say: |
130 | exchange <amount> platina royalty\nTo change from royalties to platina, say: |
151 | exchange <amount> imperial\nWe currently only exchange between these two currencies. If you want to know more about exchange rates, ask me: |
131 | exchange <amount> royalty platina\nWe currently only exchange between these two currencies. If you want to know more about exchange rates, ask me: |
152 | help exchange rates\nThanks for using our bank."; |
132 | help exchange rates\nThanks for using our bank."; |
153 | } elsif ($command eq "exchange rates") { |
133 | } elsif ($command eq "exchange rates") { |
154 | return "Here is a list of exchange rates:\n" |
134 | my @units = sort { $unit{$b} <=> $unit{$a} } keys %unit; |
155 | ."imperial => ".calc_exchange_rate(1, "imperial", "platina")." platina\n" |
135 | my $exchange_rates = "Here is a list of exchange rates:\n"; |
156 | ."imperial => ".calc_exchange_rate(1, "imperial", "gold")." gold\n" |
|
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157 | ."imperial => ".calc_exchange_rate(1, "imperial", "silver")." silver\n" |
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158 | |
136 | |
159 | ."platina => ".calc_exchange_rate(1, "platina", "gold")." gold\n" |
137 | for my $from_cur_nr (0 .. $#units) { |
160 | ."platina => ".calc_exchange_rate(1, "platina", "silver")." silver\n" |
138 | for my $to_cur_nr ($from_cur_nr+1 .. $#units) { |
161 | |
139 | $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"; |
|
|
140 | } |
|
|
141 | } |
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."; |
142 | return $exchange_rates."This may change a bit with the stock markets but don't expect it to be much."; |
163 | } |
143 | } |
164 | } |
144 | } |
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145 | |
|
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146 | sub on_say { |
|
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147 | my ($event, $ob, $who, $msg) = @_; |
|
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148 | my ($cmd, $arguments) = split /\s+/, $msg, 2; |
|
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149 | my ($amount, $currency) = split /\s+/, $arguments, 2; |
|
|
150 | my $name = $ob->name; |
|
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151 | my $service_charge = 5; |
|
|
152 | my @units = sort keys %unit; |
|
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153 | my $units = join ", ", @units; |
|
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154 | my $fees = - ($service_charge / 100) + 1; |
|
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155 | |
|
|
156 | # Have some aliases for currencies |
|
|
157 | if ($currency eq "platinum") { |
|
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158 | $currency = "platina"; |
|
|
159 | } elsif ($currency eq "royalties") { |
|
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160 | $currency = "royalty"; |
|
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161 | } |
|
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162 | |
|
|
163 | if ($cmd eq "balance") { |
|
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164 | if ($who->flag (cf::FLAG_WIZ)) { |
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165 | if (my $player = cf::player::find $arguments) { |
|
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166 | $who->message ("$name says: ".balance ($player->ob, 1), cf::NDI_WHITE); |
|
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167 | } |
|
|
168 | } else { |
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169 | $who->message ("$name says: ".balance ($who, 0), cf::NDI_WHITE); |
|
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170 | } |
|
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171 | |
|
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172 | } elsif ($cmd eq "balance" and !$arguments) { |
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173 | $who->message ("$name says: Balance of whom?", cf::NDI_WHITE); |
|
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174 | |
|
|
175 | } elsif ($cmd eq "deposit" and $currency) { |
|
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176 | $who->message ("$name says: " . (transaction $who, "deposit", $amount, $currency), cf::NDI_WHITE); |
|
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177 | $who->message ("$name says: " . (balance $who), cf::NDI_WHITE); |
|
|
178 | |
|
|
179 | } elsif ($cmd eq "deposit" and $amount and $currency eq "") { |
|
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180 | $who->message ("$name says: Deposit $amount of what: $units", cf::NDI_WHITE); |
|
|
181 | |
|
|
182 | } elsif ($cmd eq "deposit" and $amount eq "" and $currency eq "") { |
|
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183 | $who->message ("$name says: How much do you want to deposit?", cf::NDI_WHITE); |
|
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184 | |
|
|
185 | } elsif ($cmd eq "withdraw" and $currency) { |
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186 | $who->message ("$name says: " . (transaction $who, "withdraw", $amount, $currency), cf::NDI_WHITE); |
|
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187 | $who->message ("$name says: " . (balance $who), cf::NDI_WHITE); |
|
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188 | |
|
|
189 | } elsif ($cmd eq "withdraw" and $amount and $currency eq "") { |
|
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190 | $who->message ("$name says: Withdraw $amount of what: $units", cf::NDI_WHITE); |
|
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191 | |
|
|
192 | } elsif ($cmd eq "withdraw" and $amount eq "" and $currency eq "") { |
|
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193 | $who->message ("$name says: How much do you want to withdraw?", cf::NDI_WHITE); |
|
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194 | |
|
|
195 | } elsif ($cmd eq "exchange") { |
|
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196 | $who->message ("$name says: This function is not yet implemented. Ask me again later.", cf::NDI_WHITE); |
|
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197 | |
|
|
198 | } elsif ($cmd eq "help" or $cmd eq "yes" and $arguments eq "") { |
|
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199 | $who->message ("$name says: " . (help $arguments), cf::NDI_WHITE); |
|
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200 | |
|
|
201 | } elsif ($cmd eq "help" or $cmd eq "yes" and $arguments ne "") { |
|
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202 | $who->message ("$name says: " . (help), cf::NDI_WHITE); |
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203 | |
|
|
204 | } else { |
|
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205 | $who->message ("$name says: Do you need help?", cf::NDI_WHITE); |
|
|
206 | } |
|
|
207 | } |
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208 | |