components

6-data-storage/01-cookie/cookie.js

@@ -0,0 +1,38 @@
+function getCookie(name) {
+  let matches = document.cookie.match(new RegExp(
+    "(?:^|; )" + name.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g, '\\$1') + "=([^;]*)"
+  ));
+  return matches ? decodeURIComponent(matches[1]) : undefined;
+}
+
+function setCookie(name, value, options = {}) {
+
+  options = {
+    path: '/',
+    // add other defaults here if necessary
+    ...options
+  };
+
+  if (options.expires.toUTCString) {
+    options.expires = options.expires.toUTCString();
+  }
+
+  let updatedCookie = encodeURIComponent(name) + "=" + encodeURIComponent(value);
+
+  for (let optionKey in options) {
+    updatedCookie += "; " + optionKey;
+    let optionValue = options[optionKey];
+    if (optionValue !== true) {
+      updatedCookie += "=" + optionValue;
+    }
+  }
+
+  document.cookie = updatedCookie;
+}
+
+
+function deleteCookie(name) {
+  setCookie(name, "", {
+    'max-age': -1
+  })
+}