1 files changed, 77 insertions, 0 deletions
diff --git a/src/scripts/pattern-tester.js b/src/scripts/pattern-tester.js
new file mode 100644
index 0000000..83e0a26
--- /dev/null
+++ b/src/scripts/pattern-tester.js
@@ -0,0 +1,77 @@
+'use strict';
+
+// ----------------- Internationalization ------------------
+document.querySelectorAll('[data-i18n]').forEach(node => {
+  let [text, attr] = node.dataset.i18n.split('|');
+  text = chrome.i18n.getMessage(text);
+  attr ? node[attr] = text : node.appendChild(document.createTextNode(text));
+});
+// ----------------- /Internationalization -----------------
+
+// --- global
+const url = document.querySelector('#url');
+const pattern = document.querySelector('#pattern');
+const type = document.querySelector('#type');
+const protocols = document.querySelector('#protocols');
+const result = document.querySelector('#result');
+
+
+document.querySelector('button[data-i18n="test"]').addEventListener('click', testPattern);
+
+
+// ----- check for Edit
+const pat = localStorage.getItem('pattern');
+if (pat) {
+
+  pattern.value = pat;
+  type.value = localStorage.getItem('type');
+  protocols.value = localStorage.getItem('protocols');
+
+  localStorage.removeItem('pattern');
+  localStorage.removeItem('type');
+  localStorage.removeItem('protocols');
+}
+
+
+function testPattern() {
+
+  // --- reset
+  url.classList.remove('invalid');
+  pattern.classList.remove('invalid');
+  result.classList.add('hide');
+  result.classList.remove('alert');
+
+  // --- trim text values
+  [url, pattern].forEach(item => item.value = item.value.trim());
+  
+  // --- URL check
+  let parsedURL;
+  try { parsedURL = new URL(url.value); }
+  catch (e) {
+    url.classList.add('invalid');
+    showResult(e.message, true);
+    return;
+  }
+
+  // --- protocol check
+  const protocolSet = {                                     // converting to meaningful terms
+    '1': ['http:', 'https:'],
+    '2': ['http:'],
+    '4': ['https:']
+  };
+
+  if (!protocolSet[protocols.value].includes(parsedURL.protocol)) {
+    showResult(chrome.i18n.getMessage('errorProtocol'), true);
+    return;
+  }
+
+
+  // --- pattern check  
+  const regex = checkPattern(pattern, type);
+  if (!regex) { return; }
+  
+  // --- pattern on URL check (pattern is valid)
+  regex.test(parsedURL.host) ? showResult(chrome.i18n.getMessage('patternMatch')) : 
+                                showResult(chrome.i18n.getMessage('patternNotMatch'), true);
+
+}