Static files serving

chapter04/src/hello_world.js

@@ -0,0 +1,9 @@
+/* @flow */
+"use strict";
+
+const express = require("express");
+const app = express();
+
+app.get("/", (req, res) => res.send("Server alive, with Express!"));
+
+app.listen(8080, () => console.log("Mini server (with Express) ready at http://localhost:8080/!"));

chapter04/src/serve_statics.js

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+/* @flow */
+"use strict";
+
+const express = require("express");
+const path = require("path");
+const app = express();
+
+app.get("/", (req, res) => res.send("Server alive, with Express!"));
+
+app.use(
+    "/static",
+    express.static(path.join(__dirname, "../flags"), {
+        immutable: true,
+        maxAge: "30 days"
+    })
+);
+
+app.listen(8080, () =>
+    console.log(
+        "Mini Express static server ready at http://localhost:8080/!"
+    )
+);

chapter04/src/serve_statics_alt.js

@@ -0,0 +1,27 @@
+/* @flow */
+"use strict";
+
+const express = require("express");
+const app = express();
+
+const path = require("path");
+
+const flagsPath = path.join(__dirname, "../flags");
+
+app.get("/uruguay", (req, res) =>
+    res.sendFile(`${flagsPath}/america/south/UY.png`)
+);
+
+app.get("/england", (req, res) =>
+    res.sendFile(`${flagsPath}/europe/GB.png`)
+);
+
+app.get("/license", (req, res) =>
+    res.sendFile(`${flagsPath}/license.txt`)
+);
+
+app.listen(8080, () =>
+    console.log(
+        "Mini Express static server ready at http://localhost:8080/!"
+    )
+);