feat: add styles for layout

.gitignore

@@ -19,3 +19,4 @@
 
 # sources
 !/src
+!/static

package-lock.json

@@ -5,7 +5,7 @@
   "packages": {
     "": {
       "dependencies": {
-        "ren": "github:pleshevskiy/ren"
+        "ren": "file:../../sandbox/ren"
       },
       "devDependencies": {
         "@types/node": "^17.0.21",
@@ -21,7 +21,6 @@
     },
     "../../sandbox/ren": {
       "version": "0.0.1",
-      "extraneous": true,
       "license": "MIT",
       "devDependencies": {
         "@types/node": "^17.0.21",
@@ -1347,9 +1346,8 @@
       }
     },
     "node_modules/ren": {
-      "version": "0.0.1",
-      "resolved": "git+ssh://git@github.com/pleshevskiy/ren.git#9a783eba321b32fdbbb385fee3277fc08e80cb92",
-      "license": "MIT"
+      "resolved": "../../sandbox/ren",
+      "link": true
     },
     "node_modules/resolve-from": {
       "version": "4.0.0",
@@ -2622,8 +2620,18 @@
       "dev": true
     },
     "ren": {
-      "version": "git+ssh://git@github.com/pleshevskiy/ren.git#9a783eba321b32fdbbb385fee3277fc08e80cb92",
-      "from": "ren@git+ssh://git@github.com:pleshevskiy/ren.git"
+      "version": "file:../../sandbox/ren",
+      "requires": {
+        "@types/node": "^17.0.21",
+        "@typescript-eslint/eslint-plugin": "^5.14.0",
+        "@typescript-eslint/parser": "^5.14.0",
+        "eslint": "^8.10.0",
+        "eslint-config-prettier": "^8.5.0",
+        "eslint-plugin-prettier": "^4.0.0",
+        "prettier": "^2.5.1",
+        "tsc-watch": "^4.6.0",
+        "typescript": "^4.6.2"
+      }
     },
     "resolve-from": {
       "version": "4.0.0",

package.json

@@ -11,6 +11,6 @@
     "typescript": "^4.6.2"
   },
   "dependencies": {
-    "ren": "github:pleshevskiy/ren"
+    "ren": "file:../../sandbox/ren"
   }
 }

src/components/layout.mts

@@ -4,9 +4,18 @@ export async function Layout(page: AnyNode): Promise<Elem> {
   return new Elem("html")
     .withAttr("lang", "ru")
     .withChild(
-      new Elem("head")
-        .withChild(new Elem("meta").withAttr("charset", "utf-8"))
-        .withChild(new Elem("title").withText("hello world"))
+      new Elem("head").withChildren([
+        new Elem("meta").withAttr("charset", "utf-8"),
+        new Elem("link").withAttrs({
+          rel: "stylesheet",
+          href: "/static/styles.css",
+        }),
+        new Elem("title").withText("hello world"),
+      ])
     )
-    .withChild(new Elem("body").withChild(page));
+    .withChild(
+      new Elem("body").withChild(
+        new Elem("div").withAttr("id", "root").withChild(page)
+      )
+    );
 }

src/components/page_layout.mts

@@ -1,12 +1,13 @@
-import { AnyNode, Elem, Frag } from "ren";
+import { AnyNode, Elem } from "ren";
 
-export async function PageLayout(children: AnyNode[]): Promise<Frag> {
-  return new Frag()
-    .withChild(Header())
-    .withChild(
-      new Elem("div").withAttr("class", "content").withChildren(children)
-    )
-    .withChild(Footer());
+export async function PageLayout(children: AnyNode[]): Promise<Elem> {
+  return new Elem("div")
+    .withAttr("id", "main")
+    .withChildren([
+      Header(),
+      new Elem("div").withAttr("class", "content").withChildren(children),
+      Footer(),
+    ]);
 }
 
 export function Header(): Elem {

src/server.mts

@@ -1,4 +1,6 @@
 import * as http from "http";
+import * as fs from "fs/promises";
+import * as path from "path";
 import { Layout } from "./components/layout.mjs";
 import { ServerConfig } from "./config.mjs";
 import { debug, info } from "./log.mjs";
@@ -23,6 +25,20 @@ async function handleHttpReq(
 
     debug("[server]", { req });
 
+    if (req.url.startsWith("/static")) {
+      const relFilePath = path.join(process.cwd(), req.url.slice(1));
+      const mimeType = mimeTypeByExt.get(path.extname(relFilePath));
+
+      const fileContent = await fs
+        .readFile(relFilePath, { encoding: "utf-8" })
+        .catch((_e) => null);
+
+      if (fileContent && mimeType) {
+        httpRes.writeHead(200, { "content-type": mimeType }).end(fileContent);
+      } else {
+        httpRes.writeHead(404).end("Not found");
+      }
+    } else {
       const ren = new StrRenderer();
       if (/^[/](?:about[/]?)?$/.test(req.url)) {
         httpRes
@@ -37,6 +53,7 @@ async function handleHttpReq(
           .writeHead(404, { "content-type": "text/html" })
           .end(await ren.render(Layout(E404())));
       }
+    }
   } catch (err) {
     if (err instanceof InvalidServerRequest) {
       httpRes.writeHead(400).end("Bad request");
@@ -46,6 +63,11 @@ async function handleHttpReq(
   }
 }
 
+const mimeTypeByExt = new Map([
+  [".html", "text/html"],
+  [".css", "text/css"],
+]);
+
 export function tryIntoAppServerRequest(
   req: http.IncomingMessage
 ): ServerRequest {

static/styles.css

@@ -0,0 +1,31 @@
+*, ::before, ::after {
+  box-sizing: border-box;
+  padding: 0;
+  margin: 0;
+}
+
+html {
+  height: 100%;
+  background-color: #eee;
+}
+
+body {
+  height: 100%;
+}
+  
+#root {
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  align-items: stretch;
+}
+
+#main {
+  display: flex;
+  flex: 1 0;
+  flex-direction: column;
+}
+
+.content {
+  flex: 1 0;
+}