1 | #!/usr/bin/env python |
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2 | |
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3 | # This file is part of PARPG. |
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4 | |
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5 | # PARPG is free software: you can redistribute it and/or modify |
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6 | # it under the terms of the GNU General Public License as published by |
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7 | # the Free Software Foundation, either version 3 of the License, or |
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8 | # (at your option) any later version. |
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9 | |
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10 | # PARPG is distributed in the hope that it will be useful, |
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11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | # GNU General Public License for more details. |
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14 | |
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15 | # You should have received a copy of the GNU General Public License |
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16 | # along with PARPG. If not, see <http://www.gnu.org/licenses/>. |
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17 | |
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18 | from scripts import dialogue |
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19 | from scripts import quest_engine |
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20 | import yaml |
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21 | import sys |
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22 | |
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23 | """ |
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24 | A very simple demonstration of the dialogue engine in effect. It mocks up a |
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25 | simple user object and allows the dialogue engine to interact with it via |
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26 | callbacks we provide. |
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27 | """ |
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28 | |
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29 | class Player(object): |
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30 | """ |
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31 | Mock player object that always has complete quests |
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32 | """ |
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33 | def __init__(self): |
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34 | self.inventory = set(['beer']) |
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35 | self.peopleIknow = set() |
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36 | |
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37 | def meet(self,npc): |
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38 | if npc in self.peopleIknow: |
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39 | raise RuntimeError("I already know %s" % npc) |
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40 | self.peopleIknow.add(npc) |
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41 | |
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42 | def met(self,npc): |
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43 | return npc in self.peopleIknow |
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44 | |
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45 | |
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46 | class Beer(object): |
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47 | quality = 3 |
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48 | |
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49 | |
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50 | class Box(object): |
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51 | """ |
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52 | Mock box object than can be opened or closed |
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53 | This would normally be a container |
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54 | """ |
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55 | def __init__(self): |
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56 | self.state = 'closed' |
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57 | |
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58 | def isOpen(self): |
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59 | if self.state == 'open': |
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60 | return self.state |
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61 | else: |
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62 | return False |
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63 | |
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64 | def isClosed(self): |
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65 | if self.state == 'closed': |
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66 | return self.state |
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67 | else: |
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68 | return False |
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69 | |
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70 | def open(self): |
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71 | self.state = 'open' |
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72 | return self.state |
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73 | |
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74 | def close(self): |
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75 | self.state = 'closed' |
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76 | return self.state |
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77 | |
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78 | |
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79 | def main(dialogue_file): |
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80 | |
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81 | # set up some closures |
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82 | def say_cb(state, text): |
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83 | print "NPC says:", text |
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84 | |
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85 | def get_reply(responses): |
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86 | for i, response in enumerate(responses): |
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87 | print "%d. %s" % (i, response) |
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88 | |
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89 | while True: |
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90 | try: |
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91 | print "\nChoose a response: ", |
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92 | val = int(sys.stdin.readline().strip()) |
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93 | except ValueError: |
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94 | print "That's not a valid value, amigo" |
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95 | continue |
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96 | break |
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97 | |
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98 | print "you picked %s" % (val,) |
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99 | return val |
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100 | |
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101 | def start_quest(state, quest): |
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102 | print "You've picked up the '%s' quest!" % quest |
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103 | state['quest'].addQuest(quest) |
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104 | |
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105 | def complete_quest(state, quest_id): |
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106 | print "You've finished the quest %s" % quest_id |
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107 | state['quest'].finishQuest(quest_id) |
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108 | |
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109 | def delete_quest(state, quest_id): |
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110 | print "You've deleted quest %s" % quest_id |
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111 | state['quest'].deleteQuest(quest_id) |
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112 | |
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113 | def increase_value(state, quest_id, variable, value): |
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114 | print "Increased %s by %i"%(variable,value) |
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115 | state['quest'][quest_id].increaseValue(variable,value) |
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116 | |
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117 | def decrease_value(state, quest_id, variable, value): |
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118 | print "Decreased %s by %i"%(variable,value) |
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119 | state['quest'][quest_id].decreaseValue(variable,value) |
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120 | |
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121 | def set_value(state,quest_id, variable, value): |
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122 | print "Set %s to %s"%(variable,value) |
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123 | state['quest'][quest_id].setValue(variable,value) |
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124 | |
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125 | def meet(state, npc): |
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126 | print "You've met %s!" % npc |
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127 | state['pc'].meet(npc) |
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128 | |
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129 | def get_stuff(state, thing): |
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130 | if thing not in state['pc'].inventory: |
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131 | state['pc'].inventory.add(thing) |
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132 | print "You've now have the %s" % thing |
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133 | |
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134 | def take_stuff(state,thing): |
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135 | if thing in state['pc'].inventory: |
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136 | state['pc'].inventory.remove(thing) |
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137 | print "You no longer have the %s" % thing |
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138 | |
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139 | callbacks = { |
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140 | "say": say_cb, |
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141 | "start_quest": start_quest, |
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142 | "complete_quest": complete_quest, |
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143 | "delete_quest": delete_quest, |
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144 | "increase_value": increase_value, |
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145 | "decrease_value": decrease_value, |
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146 | "set_value": set_value, |
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147 | "meet": meet, |
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148 | "get_stuff" : get_stuff, |
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149 | "take_stuff" : take_stuff |
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150 | } |
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151 | |
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152 | pc = Player() |
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153 | box = Box() |
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154 | quest = quest_engine.QuestEngine() |
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155 | beer = Beer() |
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156 | |
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157 | state = { |
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158 | 'quest': quest, |
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159 | 'pc': pc, |
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160 | 'box': box, |
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161 | 'beer': beer |
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162 | } |
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163 | |
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164 | dialog = dialogue.DialogueEngine(dialogue_file, callbacks, state) |
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165 | responses = dialog.run() |
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166 | while responses: |
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167 | choice = get_reply(responses) |
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168 | responses = dialog.reply(choice) |
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169 | |
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170 | if __name__ == "__main__": |
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171 | print "1 - Dialogue sample\n2 - Quest Sample" |
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172 | choice = input("> ") |
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173 | if choice == 1: |
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174 | dialogue_file = 'dialogue/drunkard.yaml' |
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175 | elif choice == 2: |
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176 | dialogue_file = 'dialogue/quest_sample.yaml' |
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177 | if len(sys.argv) > 1: |
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178 | dialogue_file = sys.argv[1] |
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179 | |
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180 | main(dialogue_file) |
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