require([
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'gitbook',
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'jquery'
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], function(gitbook, $) {
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// Global search objects
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var engine = null;
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var initialized = false;
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// Set a new search engine
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function setEngine(Engine, config) {
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initialized = false;
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engine = new Engine(config);
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init(config);
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}
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// Initialize search engine with config
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function init(config) {
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if (!engine) throw new Error('No engine set for research. Set an engine using gitbook.research.setEngine(Engine).');
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return engine.init(config)
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.then(function() {
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initialized = true;
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gitbook.events.trigger('search.ready');
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});
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}
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// Launch search for query q
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function query(q, offset, length) {
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if (!initialized) throw new Error('Search has not been initialized');
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return engine.search(q, offset, length);
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}
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// Get stats about search
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function getEngine() {
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return engine? engine.name : null;
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}
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function isInitialized() {
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return initialized;
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}
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// Initialize gitbook.search
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gitbook.search = {
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setEngine: setEngine,
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getEngine: getEngine,
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query: query,
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isInitialized: isInitialized
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};
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});
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