PlugOS refactor and other tweaks (#631)

* Prep for in-process plug loading (e.g. for CF workers, Deno Deploy)
* Prototype of fixed in-process loading plugs
* Fix: buttons not to scroll with content
* Better positioning of modal especially on mobile
* Move query caching outside query
* Fix annoying mouse behavior when filter box appears
* Page navigator search tweaks

common/limited_map.test.ts

@@ -1,23 +0,0 @@
-import { sleep } from "$sb/lib/async.ts";
-import { assertEquals } from "../test_deps.ts";
-import { LimitedMap } from "./limited_map.ts";
-
-Deno.test("limited map", async () => {
-  const mp = new LimitedMap<string>(3);
-  mp.set("a", "a");
-  mp.set("b", "b", 5);
-  mp.set("c", "c");
-  assertEquals(mp.get("a"), "a");
-  assertEquals(mp.get("b"), "b");
-  assertEquals(mp.get("c"), "c");
-  // Drops the first key
-  mp.set("d", "d");
-  // console.log(mp.toJSON());
-  assertEquals(mp.get("a"), undefined);
-  await sleep(10);
-  // "b" should have been dropped
-  assertEquals(mp.get("b"), undefined);
-  assertEquals(mp.get("c"), "c");
-
-  console.log(mp.toJSON());
-});

common/limited_map.ts

@@ -1,63 +0,0 @@
-type LimitedMapRecord<V> = { value: V; la: number };
-
-export class LimitedMap<V> {
-  private map: Map<string, LimitedMapRecord<V>>;
-
-  constructor(
-    private maxSize: number,
-    initialJson: Record<string, LimitedMapRecord<V>> = {},
-  ) {
-    this.map = new Map(Object.entries(initialJson));
-  }
-
-  /**
-   * @param key
-   * @param value
-   * @param ttl time to live (in ms)
-   */
-  set(key: string, value: V, ttl?: number) {
-    if (ttl) {
-      setTimeout(() => {
-        this.map.delete(key);
-      }, ttl);
-    }
-    if (this.map.size >= this.maxSize) {
-      // Remove the oldest key before adding a new one
-      const oldestKey = this.getOldestKey();
-      this.map.delete(oldestKey!);
-    }
-    this.map.set(key, { value, la: Date.now() });
-  }
-
-  get(key: string): V | undefined {
-    const entry = this.map.get(key);
-    if (entry) {
-      // Update the last accessed timestamp
-      entry.la = Date.now();
-      return entry.value;
-    }
-    return undefined;
-  }
-
-  remove(key: string) {
-    this.map.delete(key);
-  }
-
-  toJSON() {
-    return Object.fromEntries(this.map.entries());
-  }
-
-  private getOldestKey(): string | undefined {
-    let oldestKey: string | undefined;
-    let oldestTimestamp: number | undefined;
-
-    for (const [key, entry] of this.map.entries()) {
-      if (!oldestTimestamp || entry.la < oldestTimestamp) {
-        oldestKey = key;
-        oldestTimestamp = entry.la;
-      }
-    }
-
-    return oldestKey;
-  }
-}

common/space_index.ts

@@ -4,7 +4,7 @@ import { System } from "../plugos/system.ts";
 const indexVersionKey = ["$indexVersion"];
 
 // Bump this one every time a full reinxex is needed
-const desiredIndexVersion = 2;
+const desiredIndexVersion = 3;
 
 let indexOngoing = false;
 

common/syscalls/language.ts

@@ -16,9 +16,7 @@ export function languageSyscalls(): SysCallMapping {
       }
       return parse(lang, code);
     },
-    "language.listLanguages": (
-      _ctx,
-    ): string[] => {
+    "language.listLanguages": (): string[] => {
       return Object.keys(builtinLanguages);
     },
   };