1 files changed, 45 insertions, 0 deletions
diff --git a/src/logger.js b/src/logger.js
new file mode 100644
index 0000000..19a1b46
--- /dev/null
+++ b/src/logger.js
@@ -0,0 +1,45 @@
+const Fetch = require("node-fetch"); // from npm registry
+
+// wraps the (match group) with some markdown syntax
+const markdown = [
+    [ /^(?:[^ ]{1,3} )?([a-z.]+)/i, "**" ], // endpoint
+    [ /\{(\d+)\} (?:\[[a-z0-9.:]+\])?$/i, "_" ], // vault account
+    [ /\[([a-z0-9.:]+)\]$/i, "`" ], // ip address
+];
+
+const md_prettify = (msg) => {
+    for (const R of markdown) {
+        msg = msg.replace(R[0], (m, p) => {
+            const i = m.indexOf(p), l = p.length;
+            return m.slice(0, i) + R[1] + p + R[1] + m.slice(i + l);
+        });
+    }
+
+    return msg;
+};
+
+const send_hook = (msg) => {
+    console.log(msg);
+
+    if (process.env.LOGGER__WEBHOOK) {
+        Fetch(process.env.LOGGER__WEBHOOK, {
+            method: "POST",
+            cache: "no-cache",
+            redirect: "follow",
+            headers: {
+                "Accept": "application/json",
+                "Content-Type": "application/json",
+            },
+            body: JSON.stringify({
+                content: md_prettify(msg),
+            }),
+        });
+    }
+};
+
+module.exports = {
+    log: msg => send_hook(`${msg}`),
+    info: msg => send_hook(`ℹ ${msg}`),
+    warn: msg => send_hook(`⚠ ${msg}`),
+    error: msg => send_hook(`❌ ${msg}`),
+};