fix(core): update

ts/smartssr.function.serialize.ts

@@ -0,0 +1,78 @@
+declare var document: Document;
+export function serializeFunction(rootNode) {
+  const uuidv4 = () => {
+    return 'unixxxxxxxxxxx'.replace(/[xy]/g, c => {
+      const r = (Math.random() * 16) | 0;
+      const v = c === 'x' ? r : (r & 0x3) | 0x8;
+      return v.toString(16);
+    });
+  };
+
+  const prependCss = (uuidID: string, styleTemplate: string) => {
+    if (!styleTemplate.includes(':host')) {
+      styleTemplate = `:host {}\n\n${styleTemplate}`;
+    }
+    styleTemplate = styleTemplate.replace(/}[ \t\n]+\./g, `}\n\n.${uuidID} .`);
+    styleTemplate = styleTemplate.replace(/}[ \t\n]+\*/g, `}\n\n.${uuidID} *`);
+    styleTemplate = styleTemplate.replace(/\(\[/g, `[`);
+    styleTemplate = styleTemplate.replace(/\]\)/g, `]`);
+    styleTemplate = styleTemplate.replace(/:host/g, `.${uuidID}`);
+    styleTemplate = styleTemplate.replace(/:host/g, `.${uuidID}`);
+    
+    styleTemplate = styleTemplate.replace(/{[ \t\n]+\./g, `{\n\n.${uuidID} .`);
+    styleTemplate = styleTemplate.replace(/}[ \t\n]+img/g, `}\n\n.${uuidID} img`);
+    styleTemplate = styleTemplate.replace(/}[ \t\n]+div/g, `}\n\n.${uuidID} div`);
+    return styleTemplate;
+  };
+
+  function serializeNode(node: HTMLElement) {
+    if (!node.tagName.includes('-')) {
+      return;
+    }
+    if (node.hasAttribute('smartssr')) {
+      console.log(`${node.tagName} is already serialized`);
+      return;
+    }
+    node.setAttribute('smartssr', 'yes');
+    // lets handle the current node
+    const nodeUUID = uuidv4();
+
+    try {
+      node.classList.add(nodeUUID);
+
+      // lets modify the css
+      const children: HTMLElement[] = node.shadowRoot.children as any;
+      for (const childElement of children) {
+        if (childElement.tagName === 'STYLE') {
+          childElement.textContent = prependCss(nodeUUID, childElement.textContent);
+        }
+        serializeFunction(childElement);
+      }
+
+      const templateDom = document.createElement('template');
+      templateDom.innerHTML = node.innerHTML;
+
+      const slot = node.shadowRoot.querySelector('slot');
+      node.childNodes.forEach(lightNode => slot.parentNode.insertBefore(lightNode, slot));
+      // remove slot element
+      if (slot) {
+        slot.parentNode.removeChild(slot);
+      }
+
+      // move shadowDom into root node
+      node.shadowRoot.childNodes.forEach(shadowNode => node.appendChild(shadowNode));
+
+      // add original lightDom as template
+      if (templateDom.innerHTML !== '') {
+        node.appendChild(templateDom);
+      }
+    } catch (err) {
+      console.log('error:', err);
+      console.log(node.tagName);
+    }
+  }
+
+  [...rootNode.querySelectorAll('*')]
+    .filter(element => /-/.test(element.nodeName))
+    .forEach(serializeNode);
+}