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/** @jsx React.DOM */
/* -------------------------------------------------------------
Generators - Craft sentences, expressions or generate names.
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Author: Dereckson
Dependencies: React, JSX, classnames, react-select
Licence: BSD
------------------------------------------------------------- */
/* -------------------------------------------------------------
Dependencies
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require('babel/polyfill');
var React = require('react');
var Select = require('react-select');
var Textarea = require('react-textarea-autosize');
/* -------------------------------------------------------------
Strings and Array prototype functions
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String.prototype.capitalizeFirstLetter = function() {
// http://stackoverflow.com/a/1026087/1930997
return this.charAt(0).toUpperCase() + this.slice(1);
}
Array.prototype.randomElement = function () {
// http://stackoverflow.com/a/7120353/1930997
return this[Math.floor(Math.random() * this.length)]
}
/* -------------------------------------------------------------
Craft
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var CraftBluePrint = {
bluePrint: null,
initialized: false,
init: function (bluePrint) {
this.bluePrint = bluePrint;
this.initialized = true;
},
getSource: function () {
if (!this.initialized) {
return "";
}
return this.bluePrint.craft.source;
},
craftPickSeveralInOneGroup: function () {
/**
* In this mode, we have one group object array, and we select craft.amount items in this group.
* We return these picked items, concatenated, optionally taking craft.separator in consideration.
*/
var separator = "", start = "", end = "";
if (this.bluePrint.craft.separator) {
separator = this.bluePrint.craft.separator;
}
if (this.bluePrint.craft.prepend) {
start = this.bluePrint.craft.prepend;
}
if (this.bluePrint.craft.append) {
end = this.bluePrint.craft.append;
}
var items = [];
for (var i = 0 ; i < this.bluePrint.craft.amount ; i++) {
do {
candidate = this.bluePrint.group.content.randomElement();
} while (items.indexOf(candidate) > -1)
items[i] = candidate;
};
return start + items.join(separator) + end;
},
craftPickOnePerGroup: function () {
/**
* In this mode, we have a groups array, and we select one item in each group.
* We return these picked items, concatenated, optionally taking craft.separator in consideration.
*/
var separator = "";
if (this.bluePrint.craft.separator) {
separator = this.bluePrint.craft.separator;
}
var items = this.bluePrint.groups.map(function (group) {
return group.content.randomElement();
});
return items.join(separator);
},
craft: function () {
/* The blueprint should define a craft mode and other options:
craft: { mode: "Quux", ... };
We then call the mode method, for example here craftQuux().
*/
var craftModeMethod = "craft" + this.bluePrint.craft.mode;
var itemsAmount = 1;
var itemsSeparator = "\n";
if (this.bluePrint.craft.populate) {
itemsAmount = this.bluePrint.craft.populate;
}
if (this.bluePrint.craft.populateSeparator) {
itemsSeparator = this.bluePrint.craft.populateSeparator;
}
if (this[craftModeMethod]) {
if (itemsAmount == 1) {
return this[craftModeMethod]();
}
var items = [];
for (i = 0 ; i < itemsAmount ; i++) {
items[i] = this[craftModeMethod]();
}
return items.join(itemsSeparator);
}
return "[Craft exception] Craft mode unknown: " + craftModeMethod;
},
};
/* -------------------------------------------------------------
Application UI
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var App = React.createClass({
getDefaultProps: function () {
return {
searchable: true,
};
},
getInitialState: function () {
return {
generator: null,
generators: [],
generatorResult: "(running generator...)",
}
},
extractName: function (url) {
var re = /^.*\/(.*).json$/;
return re.exec(url)[1];
},
componentDidMount: function () {
var self = this;
var url = generators.datasource;
$.getJSON(url, function (result) {
if (!result || !result.length) {
return;
}
var generatorsList = result.map(function (item) {
return {
url: item,
name: self.extractName(item)
}
});
self.setState({
generators: generatorsList
});
});
},
updateGeneratorValue: function (newValue) {
var url = newValue || null;
this.setState({
generator: url
});
if (url) {
this.runGenerator(url);
}
},
getOptions: function () {
return this.state.generators.map(function (item) {
return { value: item.url, label: item.name };
});
},
renderSelector: function () {
return (
<div id="generator-selector">
<h2>Generator selection</h2>
<label htmlFor="generator">Generator to use:</label>
<Select
name="generator" id="generator"
options={this.getOptions()}
value={this.state.generator}
searchable={this.props.searchable}
onChange={this.updateGeneratorValue}
/>
<span>Something else to craft? We'll be happy to add open datasources and provide the generator logic. <a href="https://devcentral.nasqueron.org/tag/tools/">Suggest it here.</a></span>
</div>);
},
canRenderGenerator: function () {
return this.state.generator != null;
},
getGeneratorTitle: function () {
return this.extractName(this.state.generator).replace("-", " — ").capitalizeFirstLetter();
},
recraft: function () {
this.setState({
generatorResult: CraftBluePrint.craft()
});
},
runGenerator: function (url) {
var self = this;
$.getJSON(url, function (result) {
if (!result) {
return;
}
CraftBluePrint.init(result);
self.setState({
generatorResult: CraftBluePrint.craft()
});
});
},
renderGenerator: function () {
if (!this.canRenderGenerator()) {
return "";
}
return <div id="generator-result">
<h2>{this.getGeneratorTitle()}</h2>
<Textarea id="generator-result" className="result" value={this.state.generatorResult} readOnly />
<button className="button" onClick={this.recraft}>Roll again</button>
<p id="generator-source"><strong>Source:</strong> {CraftBluePrint.getSource()}</p>
</div>;
},
render: function () {
return <div id="app">
{this.renderSelector()}
{this.renderGenerator()}
</div>;
}
});
/* -------------------------------------------------------------
Application entry point
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var generators = {
datasource: null,
id: null,
init: function (datasource, id) {
this.datasource = datasource;
this.id = id;
},
getAppElement: function () {
return document.getElementById(this.id);
},
run: function () {
console.log('Rendering interface...');
React.render(
<App/>,
this.getAppElement()
);
console.log('... done.');
}
}
/* -------------------------------------------------------------
Runs application
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generators.init('list-generators.query', 'application');
generators.run();

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