scenarios.js

   1 /* The person who associated a work with this deed has dedicated the
   2    work to the public domain by waiving all of his or her rights to
   3    the work worldwide under copyright law, including all related and
   4    neighboring rights, to the extent allowed by law.
   5
   6    You can copy, modify, distribute and perform the work, even for
   7    commercial purposes, all without asking permission.
   8
   9    See https://creativecommons.org/publicdomain/zero/1.0/ for details.
  10 */
  11
  12 "use strict";
  13
  14 var EVENTS = [
  15     { name: "The Greenskins are mobilized.",
  16       effect: "Greenskins gain a bonus of +1 Strength." },
  17     { name: "Big eye is watching you.",
  18       effect: "Bubbleyes gain a bonus of +1 Strength.",
  19       requires: ["bubbleyes"] },
  20     { name: "General invocation.",
  21       effect: "Demons gain a bonus of +1 Strength.",
  22       requires: ["demons"] },
  23     { name: "Stronger than ever.",
  24       effect: "Undead gain a bonus of +1 Strength.",
  25       requires: ["undead"] },
  26     { name: "Meeting with Abunakkashi.",
  27       effect: "Abunakkashii and his Offspring gain a bonus of +2 Strength.",
  28       requires: ["abunakkashii"],
  29       unique: true },
  30     { name: "Technological prowess.",
  31       effect: "Traps gain a bonus of +1 Strength.",
  32       requires: ["traps"] },
  33
  34     { name: "Mental combat.",
  35       effect: "Psi monsters gain a bonus of +1 Strength.", },
  36     { name: "A cry in the night.",
  37       action: "An adventurer of your choice loses 1 Mana." },
  38     { name: "It's an ambush!",
  39       action: "Place a Tenacity token on each monster that does not have one." },
  40     { name: "The alarm is sounded.",
  41       action: "Place a Tenacity token on the weakest monster or monsters that do not already have one." },
  42     { name: "Flank attack.",
  43       effect: "Cards on either side corridor gain a bonus of +1 Strength.",
  44       unique: true },
  45     { name: "Battle formation.",
  46       effect: "Cards in the central corridor(s) gain a bonus of +1 Strength.",
  47       unique: true },
  48     { name: "Last bastion.",
  49       effect: "All cards gain a bonus of +1 Strength.",
  50       unique: true },
  51
  52     { name: "Destruction.",
  53       action: "All equipment and items are destroyed.",
  54       unique: true },
  55     { name: "Epic combat.",
  56       effect: "The Final Monster gains a bonus of +3 Strength.",
  57       unique: true },
  58
  59     // Events from Sean Allen's random scenario generator.
  60     // http://boardgamegeek.com/filepage/57107/random-scenario-generator
  61     { name: "Fire from above.",
  62       effect: "Dragons gains a bonus of +1 Strength.",
  63       requires: ["dragons", "noncanonical"],
  64       unique: true },
  65     { name: "Bad dreams.",
  66       action: "Lose 1 extra Courage token. (The dungeon does not gain another Fear token.)",
  67       requires: ["noncanonical"],
  68       unique: true },
  69     { name: "Backs against the wall.",
  70       effect: "Any monster with a Tenacity token is also Fierce.",
  71       requires: ["noncanonical"],
  72       unique: true },
  73     { name: "Dead end.",
  74       action: "Shuffle the remaining corridors together and redistribute the cards as if you were setting up the game.",
  75       requires: ["noncanonical"] },
  76     { name: "Surrounded.",
  77       effect: "All monsters have Supremacy.",
  78       requires: ["noncanonical"],
  79       unique: true },
  80
  81     // Events from Stephane Renard's scenario.
  82     // http://docfox.free.fr/spip.php?article129
  83     { name: "What was that?",
  84       action: "The next dungeon card is placed face-down.",
  85       requires: ["noncanonical"] },
  86     { name: "Malediction.",
  87       action: "Discard all quests.",
  88       requires: ["noncanonical"],
  89       unique: true },
  90     { name: "Reanimation.",
  91       action: "Return a random defeated card to the smallest corridor and shuffle it.",
  92       requires: ["noncanonical"] },
  93     { name: "Zone of silence.",
  94       effect: "Temporary and Ultimate Powers cannot be used until you reveal a new card.",
  95       requires: ["noncanonical"] },
  96
  97     // Events of my own devising.
  98     { name: "Unwanted attention.",
  99       effect: "Unique monsters gain a bonus of +2 Strength.",
 100       requires: ["noncanonical"],
 101       unique: true },
 102     { name: "Spiked the punch.",
 103       effect: "Greenskins have 1d8 Strength.",
 104       requires: ["noncanonical"],
 105       unique: true },
 106     { name: "Dropped the torch.",
 107       effect: "After defeating a card, roll a die. On an odd number its replacement is placed face-down.",
 108       requires: ["noncanonical"],
 109       unique: true },
 110     { name: "Closer than you think.",
 111       action: "The dungeon gains another Fear token, and a new event occurs.",
 112       requires: ["noncanonical"],
 113       another: true, unique: true },
 114     { name: "I thought you had it.",
 115       action: "Randomly discard four of your defeated dungeon cards.",
 116       requires: ["noncanonical"] },
 117     { name: "Adamantine armor.",
 118       effect: "All monsters gain Immunity&nbsp;1.",
 119       requires: ["noncanonical"],
 120       unique: true },
 121     { name: "Normative assumptions.",
 122       effect: "Effects concerning ♂ instead concern ♀, and vice versa.",
 123       requires: ["noncanonical"],
 124       unique: true },
 125 ];
 126
 127 var NOTHING = { name: "Nothing happens." };
 128 var LOSE = { name: "Your adventuring party is defeated!" };
 129
 130 function randrange (a, b) {
 131     return a + (Math.random() * (b - a)) | 0;
 132 }
 133
 134 function generate (flags, events, nop) {
 135     var chosen = [];
 136     var i;
 137
 138     function canStillHappen (event) {
 139         return issubset(event.requires || [], flags)
 140             && !(event.unique && contains.call(chosen, event));
 141     }
 142
 143     for (i = 0; i < events; ++i)
 144         chosen.push(choice(EVENTS.filter(canStillHappen)));
 145
 146     for (i = 0; i < nop; ++i)
 147         chosen.splice(randrange(0, chosen.length), 0, NOTHING);
 148
 149     chosen.push(LOSE);
 150     return chosen;
 151 }
 152
 153 function toHTML (event) {
 154     return ["<span class=fate-name>" + event.name + "</span>",
 155             event.action
 156             ? "<span class=fate-action>" + event.action + "</span>"
 157             : "",
 158             event.effect
 159             ? "<span class=fate-effect>" + event.effect + "</span>"
 160             : "",
 161         ].join(" ");
 162 }
 163
 164 var THEME = ("h1 { color: hsl(XXX, 25%, 75%); }\n\
 165 h2, .button, select { border-color: hsl(XXX, 30%, 85%); }\n\
 166 \n\
 167 a:link, a:visited, a:active {\n\
 168     color: hsl(XXX, 25%, 50%);\n\
 169 }\n\
 170 \n\
 171 select, .button, tbody tr:nth-last-child(odd) {\n\
 172     background-color: hsl(XXX, 30%, 85%);\n\
 173 }\n\
 174 \n\
 175 h1,\n\
 176 select:hover, select:focus,\n\
 177 .button:hover, .button:focus {\n\
 178     border-color: hsl(XXX, 25%, 50%);\n\
 179 }");
 180
 181 function randomizeName () {
 182     var name = generateName();
 183     document.getElementById("name").textContent = name;
 184     document.title = document.title.replace(/[^-]*-/, name + " -");
 185     document.head.lastChild.textContent = THEME.replace(
 186         /XXX/g, (Math.random() * 256) | 0);
 187 }
 188
 189 var events = [];
 190 var style;
 191 window.addEventListener('DOMContentLoaded', function () {
 192     var parts = location.hash.slice(1).split(',');
 193     events = generate(parts, parts.shift() | 0, parts.shift() | 0);
 194     style = document.createElement("style");
 195     document.head.appendChild(style);
 196     randomizeName();
 197 });
 198
 199 function nextEvent (sender) {
 200     if (!events.length) {
 201         location.reload();
 202         return;
 203     }
 204
 205     var event = events.shift();
 206     var body = document.querySelector("#fate tbody");
 207     var fate = body.children.length + 1;
 208     var tr = document.createElement('tr');
 209     tr.innerHTML = "<td><div>" + fate + "</div></td>"
 210         + "<td><div>" + toHTML(event) + "</div></td>";
 211     body.insertBefore(tr, body.firstChild);
 212
 213     if (events.length === 0) {
 214         sender.textContent = "Try Again ▲";
 215     }
 216
 217     if (event.another)
 218         setTimeout(function () { nextEvent(sender); }, 333);
 219 }