Initial commit

scripts/build.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+set -e
+
+export REACT_APP_API_URL="${REACT_APP_API_URL:-}"
+
+if command -v git >/dev/null 2>&1 && git rev-parse --is-inside-work-tree >/dev/null 2>&1; then
+  export REACT_APP_GIT_SHA="$(git rev-parse --short HEAD 2>/dev/null || true)"
+fi
+
+NODE_MAJOR="$(node -p "process.versions.node.split('.')[0]")"
+
+# CRA 4 + webpack 4 on Node 17+ need legacy OpenSSL; pass flag on the CLI (not NODE_OPTIONS).
+if [ "$NODE_MAJOR" -ge 17 ]; then
+  exec node --openssl-legacy-provider ./node_modules/react-app-rewired/bin/index.js build
+fi
+
+exec yarn build

scripts/check-format-display-datetime.js

@@ -0,0 +1,30 @@
+/**
+ * ponytail: assert Tehran display formatting (fixed +03:30).
+ * Run: node scripts/check-format-display-datetime.js
+ *
+ * Standalone copy of offset math — CRA ESM can't require() the helper.
+ * Keep in sync with src/core/helper/formatDisplayDateTime.js
+ */
+const assert = require("assert");
+
+const TEHRAN_UTC_OFFSET_MINUTES = 210;
+
+function formatTehranFromUnixSec(unixSec, pattern) {
+  // 2024-01-15T12:00:00Z → Tehran 15:30
+  const ms = unixSec * 1000 + TEHRAN_UTC_OFFSET_MINUTES * 60 * 1000;
+  const d = new Date(ms);
+  const hh = String(d.getUTCHours()).padStart(2, "0");
+  const mm = String(d.getUTCMinutes()).padStart(2, "0");
+  const ss = String(d.getUTCSeconds()).padStart(2, "0");
+  if (pattern === "time") return `${Number(hh)}:${mm}:${ss}`.replace(/^0/, "") || `${hh}:${mm}:${ss}`;
+  // Just assert hour/minute components for smoke
+  return { hour: d.getUTCHours(), minute: d.getUTCMinutes() };
+}
+
+// 1705320000 = 2024-01-15T12:00:00.000Z → Tehran 15:30
+const parts = formatTehranFromUnixSec(1705320000, "full");
+assert.strictEqual(parts.hour, 15, "Tehran hour for 12:00Z");
+assert.strictEqual(parts.minute, 30, "Tehran minute for 12:00Z");
+assert.strictEqual(TEHRAN_UTC_OFFSET_MINUTES, 210);
+
+console.log("check-format-display-datetime: ok");

scripts/check-ranger-mappers.js

@@ -0,0 +1,66 @@
+/**
+ * ponytail: assert ranger mapper invariants (standalone — CRA ESM can't require()).
+ * Keep in sync with src/lib/ranger/{helpers,mapTickers,depth}.js
+ * Run: node scripts/check-ranger-mappers.js
+ */
+const assert = require("assert");
+
+function generateSocketURI(baseUrl, streams) {
+  const sorted = [...(streams || []).filter(Boolean)].sort();
+  return `${String(baseUrl).replace(/\/+$/, "")}/?stream=${sorted.join("&stream=")}`;
+}
+
+function marketIdToShahooStatKeys(marketId) {
+  const id = String(marketId || "").toLowerCase();
+  const match = id.match(/^([a-z0-9]+?)(cad|irt|usdt)$/);
+  if (!match) return [];
+  return [`${match[1].toUpperCase()}_${match[2].toUpperCase()}`];
+}
+
+function shahooMarketToDenaId(marketKeyOrRoute) {
+  const normalized = String(marketKeyOrRoute || "")
+    .replace(/-/g, "_")
+    .toUpperCase();
+  const [base, quote] = normalized.split("_");
+  if (!base || !quote) return null;
+  return `${base.toLowerCase()}${quote.toLowerCase()}`;
+}
+
+function marketPublicStreams(marketId, { incremental = true } = {}) {
+  const id = String(marketId || "").toLowerCase();
+  if (!id) return [];
+  const depth = incremental ? `${id}.ob-inc` : `${id}.update`;
+  return [`${id}.trades`, depth];
+}
+
+function handleIncrementalUpdate(depthOld, newLevel, type) {
+  const prev = depthOld || [];
+  const index = prev.findIndex(([price]) => +price === +newLevel[0]);
+  if (index === -1 && +newLevel[1]) {
+    const data = [...prev, newLevel];
+    return type === "asks"
+      ? data.sort((a, b) => +a[0] - +b[0])
+      : data.sort((a, b) => +b[0] - +a[0]);
+  }
+  const result = [...prev];
+  if (Number(newLevel[1]) !== 0) result[index] = newLevel;
+  else result.splice(index, 1);
+  return type === "asks"
+    ? result.sort((a, b) => +a[0] - +b[0])
+    : result.sort((a, b) => +b[0] - +a[0]);
+}
+
+assert.deepStrictEqual(marketIdToShahooStatKeys("btcirt"), ["BTC_IRT"]);
+assert.strictEqual(shahooMarketToDenaId("BTC-IRT"), "btcirt");
+assert.deepStrictEqual(marketPublicStreams("btcirt"), [
+  "btcirt.trades",
+  "btcirt.ob-inc",
+]);
+const uri = generateSocketURI("wss://x/public", ["b", "a"]);
+assert.ok(uri.endsWith("?stream=a&stream=b"));
+assert.deepStrictEqual(
+  handleIncrementalUpdate([["100", "1"]], ["100", "0"], "asks"),
+  []
+);
+
+console.log("check-ranger-mappers: ok");