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TiddlyWiki5/core/modules/widgets/testcase.js
jeremy@jermolene.com 2cf0423401 Switch testcase widget to use an intrinsic template
Makes things much simpler
2023-04-26 12:16:52 +01:00

105 lines
3.3 KiB
JavaScript

/*\
title: $:/core/modules/widgets/testcase.js
type: application/javascript
module-type: widget
Widget to display a test case
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
var Widget = require("$:/core/modules/widgets/widget.js").widget;
var TestCaseWidget = function(parseTreeNode,options) {
this.initialise(parseTreeNode,options);
};
/*
Inherit from the base widget class
*/
TestCaseWidget.prototype = new Widget();
/*
Render this widget into the DOM
*/
TestCaseWidget.prototype.render = function(parent,nextSibling) {
this.parentDomNode = parent;
this.computeAttributes();
this.execute();
// Render the children into a hidden DOM node
var parser = {
tree: [{
type: "widget",
attributes: {},
orderedAttributes: [],
children: this.parseTreeNode.children || []
}]
};
this.contentRoot = this.wiki.makeWidget(parser,{
document: $tw.fakeDocument,
parentWidget: this
});
this.contentContainer = $tw.fakeDocument.createElement("div");
this.contentRoot.render(this.contentContainer,null);
// Create a wiki
this.testcaseWiki = new $tw.Wiki();
// Always load the core plugin
this.testcaseWiki.addTiddler(this.wiki.getTiddler("$:/core"));
// Load tiddlers from child data widgets
var tiddlers = [];
this.findChildrenDataWidgets(this.contentRoot.children,"data",function(widget) {
Array.prototype.push.apply(tiddlers,widget.readDataTiddlerValues());
});
this.testcaseWiki.addTiddlers(tiddlers);
// Unpack plugin tiddlers
this.testcaseWiki.readPluginInfo();
this.testcaseWiki.registerPluginTiddlers("plugin");
this.testcaseWiki.unpackPluginTiddlers();
this.testcaseWiki.addIndexersToWiki();
// Generate a `transclusion` variable that depends on the values of the payload tiddlers so that the template can easily make unique state tiddlers
this.setVariable("transclusion",$tw.utils.hashString(this.testcaseWiki.getTiddlersAsJson("[all[tiddlers]]")));
// Generate a `testcaseInfo` variable that contains information about the subwiki in JSON format
var testcaseInfoData = {
tiddlers: {} // Hashmap of tiddler titles mapped to array of field names
};
this.testcaseWiki.each(function(tiddler,title) {
testcaseInfoData.tiddlers[title] = Object.keys(tiddler.fields);
});
this.setVariable("testcaseInfo",JSON.stringify(testcaseInfoData));
// Render the page root template of the subwiki
var rootWidget = this.testcaseWiki.makeTranscludeWidget(this.testcaseTemplate,{document: this.document, parseAsInline: false, parentWidget: this});
rootWidget.render(parent,nextSibling);
// Trap changes in the wiki and refresh the rendering
this.testcaseWiki.addEventListener("change",function(changes) {
rootWidget.refresh(changes,parent,nextSibling);
});
};
/*
Compute the internal state of the widget
*/
TestCaseWidget.prototype.execute = function() {
this.testcaseTemplate = this.getAttribute("template","$:/core/ui/testcases/DefaultTemplate");
};
/*
Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
*/
TestCaseWidget.prototype.refresh = function(changedTiddlers) {
var changedAttributes = this.computeAttributes();
if($tw.utils.count(changedAttributes) > 0) {
this.refreshSelf();
return true;
} else {
return false;
}
};
exports["testcase"] = TestCaseWidget;
})();