dispatch wasm/pure based on query part of url

1 files changed, 29 insertions, 0 deletions

diff --git a/site/main.mjs b/site/main.mjs
new file mode 100644
index 0000000..1457958
--- /dev/null
+++ b/site/main.mjs
@@ -0,0 +1,29 @@
+let type = 'pure';
+let alts = ['wasm'];
+switch (self.location.search) {
+case '?wasm':
+    type = 'wasm';
+    alts = ['pure'];
+    break;
+}
+const mod = `./${type}.mjs`;
+
+document.querySelectorAll('.subst-type').forEach(elt => {
+    elt.textContent = type;
+});
+document.querySelectorAll('.subst-alts').forEach(elt => {
+    const links = alts.map(t => {
+        const link = document.createElement('a');
+        link.setAttribute('href', `?${t}`);
+        link.textContent = t;
+        return link;
+    });
+    links.forEach(l => elt.appendChild(l));
+});
+
+async function loaded() {
+    const x = await import(mod);
+    await x.default();
+}
+
+document.addEventListener('DOMContentLoaded', loaded);