global: snapshot

website/scripts/utils/cache.js

@@ -0,0 +1,32 @@
+/**
+ * @template V
+ * @param {number} [maxSize]
+ */
+export function createMapCache(maxSize = 100) {
+  /** @type {Map<string, V>} */
+  const map = new Map();
+
+  return {
+    /** @param {string} key @returns {V | undefined} */
+    get(key) {
+      return map.get(key);
+    },
+    /** @param {string} key @returns {boolean} */
+    has(key) {
+      return map.has(key);
+    },
+    /** @param {string} key @param {V} value */
+    set(key, value) {
+      if (map.size >= maxSize && !map.has(key)) {
+        const first = map.keys().next().value;
+        if (first !== undefined) map.delete(first);
+      }
+      map.set(key, value);
+    },
+  };
+}
+
+/**
+ * @template V
+ * @typedef {{ get: (key: string) => V | undefined, has: (key: string) => boolean, set: (key: string, value: V) => void }} MapCache
+ */

website/scripts/utils/chart/index.js

@@ -10,6 +10,7 @@ import { capture } from "./capture.js";
 import { colors } from "../colors.js";
 import { createRadios, createSelect, getElementById } from "../dom.js";
 import { createPersistedValue } from "../persisted.js";
+import { createMapCache } from "../cache.js";
 import { onChange as onThemeChange } from "../theme.js";
 import { throttle, debounce } from "../timing.js";
 import { serdeBool, INDEX_FROM_LABEL } from "../serde.js";
@@ -190,9 +191,7 @@ export function createChart({ parent, brk, fitContent }) {
     },
   };
 
-  // Memory cache for instant index switching
-  /** @type {Map<string, AnySeriesData>} */
-  const cache = new Map();
+  const cache = createMapCache(Infinity);
 
   // Range state: localStorage stores all ranges per-index, URL stores current range only
   /** @typedef {{ from: number, to: number }} Range */

website/scripts/utils/client.js

@@ -0,0 +1,8 @@
+import { BrkClient } from "../modules/brk-client/index.js";
+
+// const brk = new BrkClient("https://bitview.space");
+const brk = new BrkClient("/");
+
+console.log(`VERSION = ${brk.VERSION}`);
+
+export { brk };

website/scripts/utils/units.js

@@ -40,7 +40,7 @@ export const Unit = /** @type {const} */ ({
   epoch: { id: "epoch", name: "Epoch" },
 
   // Fees
-  feeRate: { id: "feerate", name: "Sats/vByte" },
+  feeRate: { id: "feerate", name: "Sat/vByte" },
 
   // Rates
   perSec: { id: "per-sec", name: "Per Second" },