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summaryInclude=60;
const fuseOptions = {
shouldSort: true,
includeMatches: true,
threshold: 0.0,
tokenize:true,
location: 0,
distance: 100,
maxPatternLength: 32,
minMatchCharLength: 2,
keys: [
{name:"title",weight:0.8},
{name:"contents",weight:0.5},
{name:"tags",weight:0.3},
{name:"categories",weight:0.3}
]
};
const getQueryByParam = param => decodeURIComponent(
(location.search.split(param + '=')[1] || '').split('&')[0]
).replace(/\+/g, ' ')
var searchQuery = getQueryByParam("s");
if(searchQuery){
$("#search-query").val(searchQuery);
executeSearch(searchQuery);
}else {
$('#search-results').append("<p>Please enter a word or phrase above</p>");
}
function executeSearch(searchQuery){
fetch("/index.json")
.then(response => response.json())
.then(data => {
let fuse = new Fuse(data, fuseOptions);
let result = fuse.search(searchQuery);
console.log({"matches":result});
if(result.length > 0){
populateResults(result);
}else{
$('#search-results').append("<p>No matches found</p>");
}
});
}
function populateResults(result){
result.forEach(d => console.log( d) )
$.each(result,function(key,value){
var contents= value.item.contents;
var snippet = "";
if(snippet.length<1){
snippet += contents.substring(0,summaryInclude*2);
}
//pull template from hugo templarte definition
var templateDefinition = $('#search-result-template').html();
//replace values
var output = render(templateDefinition,{key:key,
title:value.item.title,
link:value.item.permalink,
tags:value.item.tags,
categories:value.item.categories,
snippet:snippet});
$('#search-results').append(output);
let snippetHighlights=[];
snippetHighlights.push(searchQuery);
snippetHighlights.forEach(value => $("#summary-"+key).mark(value));
});
}
function render(templateString, data) {
var conditionalMatches,conditionalPattern,copy;
conditionalPattern = /\$\{\s*isset ([a-zA-Z]+) \s*\}(.+)\$\{\s*end\s*}/g;
// Since loop below depends on re.lastInxdex, we use a copy to capture any
// manipulations whilst inside the loop.
copy = templateString;
while ((conditionalMatches = conditionalPattern.exec(templateString)) !== null) {
if(data[conditionalMatches[1]]){
// Valid key: Remove conditionals, leave contents.
copy = copy.replace(conditionalMatches[0],conditionalMatches[2]);
}else{
// Not valid: Remove entire section.
copy = copy.replace(conditionalMatches[0],'');
}
}
templateString = copy;
// Now any conditionals removed we can do simple substitution.
var key, find, re;
for (key in data) {
find = '\\$\\{\\s*' + key + '\\s*\\}';
re = new RegExp(find, 'g');
templateString = templateString.replace(re, data[key]);
}
return templateString;
}
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