basic grids demo seems to work...

priv/static/js/dist/grids-basic.js

@@ -0,0 +1,83 @@
+"use strict";
+/**
+ * Title:           GRIDS Basic Page Script
+ * Description:     Page Script for /grids-basic.html
+ * Author:          Peter Harpending <peterharpending@qpq.swiss>
+ * Date:            2025-12-29
+ * Last-Updated:    2025-12-29
+ *
+ * @module
+ */
+main();
+/**
+ * Runs on page load
+ */
+async function main() {
+    let n_input = document.getElementById('grids-n');
+    let r_input = document.getElementById('grids-r');
+    let a_input = document.getElementById('grids-a');
+    let p_input = document.getElementById('grids-p');
+    let submit_btn = document.getElementById('grids-submit');
+    let grids_url_elt = document.getElementById('grids-url');
+    let grids_png_elt = document.getElementById('grids-png');
+    // Page initialization
+    submit_btn.addEventListener('click', async function (e) {
+        await on_submit(n_input, r_input, a_input, p_input, grids_url_elt, grids_png_elt);
+    });
+    // enable buttons
+    submit_btn.disabled = false;
+}
+async function on_submit(n_input, r_input, a_input, p_input, grids_url_elt, grids_png_elt) {
+    // pull out values
+    let network_id = n_input.value;
+    let recipient = r_input.value;
+    let amount = parseInt(a_input.value);
+    let payload = p_input.value;
+    let result = await grids_request(network_id, recipient, amount, payload);
+    // show url field and png
+    if (result.ok) {
+        let url = result.result.url;
+        let png_base64 = result.result.png_base64;
+        let src_prefix = 'data:image/png;base64,';
+        let src = src_prefix + png_base64;
+        grids_url_elt.innerText = url;
+        grids_png_elt.src = src;
+        grids_url_elt.hidden = false;
+        grids_png_elt.hidden = false;
+    }
+    else {
+        alert('ERROR: ' + result.error);
+    }
+}
+/**
+ * gets the grids url
+ */
+async function grids_request(net_id, recipient, amount, payload) {
+    // format for network transmission
+    let obj = { 'network_id': net_id,
+        'recipient': recipient,
+        'amount': amount,
+        'payload': payload };
+    let obj_text = JSON.stringify(obj, undefined, 4);
+    let url = '/grids-spend';
+    let req_options = { method: 'POST',
+        headers: { 'content-type': 'application/json' },
+        body: obj_text };
+    let result = { ok: false,
+        error: 'IT DO BE LIKE THAT MISTA STANCIL' };
+    try {
+        let response = await fetch(url, req_options);
+        if (response.ok)
+            result = await response.json();
+        else {
+            console.log('bad http response:', response);
+            result = { ok: false, error: 'BAD HTTP RESPONSE' };
+        }
+    }
+    catch (x) {
+        console.log('network error:', x);
+        result = { ok: false, error: 'NETWORK ERROR' };
+    }
+    return result;
+}
+//# sourceMappingURL=grids-basic.js.map