84 lines
2.4 KiB
JavaScript
84 lines
2.4 KiB
JavaScript
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// Set up the general narrative manager
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// -----------------------------------------------------------------------
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var StoryManager = {};
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StoryManager.storylets = {};
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StoryManager.getAllStorylets = function(tag=null) {
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let allStorylets = [];
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let storylet, storylets, boundStorylet;
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for (let key in this.storylets) {
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storylet = this.storylets[key];
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if (tag === null || ("tags" in storylet && storylet.tags.includes(tag))) {
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for (let boundStorylet of storylet.generate()) {
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//boundStorylet = storylets[i];
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if (!("priority" in boundStorylet)) boundStorylet.priority = 1;
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allStorylets.push(boundStorylet);
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}
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}
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}
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return allStorylets;
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}
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StoryManager.getStorylets = function(n=null, tag=null, respect_interrupt=true) {
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/*
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Get n storylets, prioritizing the highest-priority ones first.
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n: if not null, return at most n storylets
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tag: Only get storylets matching this tag
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respect_interrupt: if true, any interrupt storylet overrides n and priority
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*/
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let allStorylets;
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allStorylets = this.getAllStorylets(tag);
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// Check for interruptions
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// TODO: Handle more than one interruption
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if (respect_interrupt) {
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for (let i in allStorylets)
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if (allStorylets[i].interrupt) return [allStorylets[i]];
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}
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// Get n stories in priority order
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if (n != null) {
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n = Math.min(n, allStorylets.length);
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if (n == 0) return [];
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}
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else n = allStorylets.length;
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let selectedStorylets = [];
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// Select by strict priority; randomize among matching priority.
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let priorities = Array.from(new Set(allStorylets.map(x => x.priority)));
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priorities.sort((a, b) => b - a);
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let currentPriority = 0;
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while (selectedStorylets.length < n) {
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let priorityStorylets = allStorylets.filter(s => s.priority==priorities[currentPriority]);
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priorityStorylets.sort((a, b) => (Math.random() - Math.random()));
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let nAdd = Math.min(n - selectedStorylets.length, priorityStorylets.length);
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for (let i=0; i<nAdd; i++) selectedStorylets.push(priorityStorylets.pop());
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currentPriority++;
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}
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return selectedStorylets;
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}
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// Set up macros
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Macro.add("getStoryletLinks", {
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handler: function() {
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let n, tag;
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[n=null, tag=null] = this.args;
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State.temporary.nextStorylets = StoryManager.getStorylets(n, tag);
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$(this.output).wiki(`
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<<for _storylet range _nextStorylets>> \
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<<capture _storylet>> \
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[[_storylet.description|_storylet.passage][$currentStorylet=_storylet]]<br>
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<</capture>> \
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<</for>> \
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`);
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}
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})
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window.SM = StoryManager; |