From 7e2f3fca091c08771486df0b870ce187f869d363 Mon Sep 17 00:00:00 2001
From: muqiuhan <muqiuhan@users.noreply.github.com>
Date: Tue, 28 Feb 2023 09:58:51 +0000
Subject: deploy: b780169745c17f9fc971299e923e5ca5669b5a22

---
 js/search.js | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 js/search.js

(limited to 'js/search.js')

diff --git a/js/search.js b/js/search.js
new file mode 100644
index 00000000..2c7188af
--- /dev/null
+++ b/js/search.js
@@ -0,0 +1,78 @@
+// Global searchConfig
+
+document.addEventListener('DOMContentLoaded', () => {
+
+  const input = document.querySelector('.search-input');
+  const container = document.querySelector('.search-result-container');
+
+  const localSearch = new LocalSearch({
+    path             : searchConfig.path,
+    top_n_per_article: searchConfig.top_n_per_article,
+    unescape         : searchConfig.unescape
+  });
+
+  if (searchConfig.preload) {
+    // preload the search data when the page loads
+    console.log("loading page");
+    localSearch.fetchData();
+  }
+
+  function openSearchPopup() {
+    document.querySelector('.search-popup').classList.add('search-activate');
+    if (!localSearch.isfetched) {
+      localSearch.fetchData();
+    } 
+  }
+
+  function closeSearchPopup() {
+    document.querySelector('.search-popup').classList.remove('search-activate');
+    // refresh search box
+    input.value = '';
+    container.innerHTML = `<div class="search-result-message" ></div>`;
+  }
+
+  // open search box
+  document.querySelector('.search-btn').addEventListener('click', openSearchPopup);
+
+  // close search box
+  document.querySelector('.search-popup-overlay').addEventListener('click', closeSearchPopup);
+  document.querySelector('.search-close-btn').addEventListener('click', closeSearchPopup);
+
+  function displaySearchResult() {
+    if (!localSearch.isfetched) return;
+    const searchText = input.value.trim().toLowerCase();
+    const keywords = searchText.split(/[-\s]+/);
+    if (searchText.length > 0) {
+      resultItems = localSearch.getResultItems(keywords);
+    }
+
+    if (keywords.length === 1 && keywords[0] === '') {
+      // no input
+      container.innerHTML = `<div class="search-result-message" ></div>`
+    } else if (resultItems.length === 0) {
+      // no result
+      container.innerHTML = `<div class="search-result-message" >No result found</div>`;
+    } else {
+      // display result(s)
+      container.innerHTML = `
+      <div class="search-result-message">${resultItems.length} result(s) found</div>
+      <ul class="search-result-list">${resultItems.map(result => result.item).join('<div class="h-line-secondary"></div>')}
+      </ul>`;
+    }
+
+  };
+
+  if (searchConfig.trigger == 'auto') {
+    // whenever there is input, update search result
+    input.addEventListener('input', displaySearchResult);
+  } else {
+    // update search result when press "enter"
+    input.addEventListener('keypress', event => {
+      if (event.key === 'Enter') {
+        displaySearchResult();
+      }
+    })
+  }
+  window.addEventListener('search:loaded', displaySearchResult);
+});
+  
\ No newline at end of file
-- 
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