feat(dev): Load savegame in dev container

packages/userscript/source/index.ts

@@ -1,11 +1,16 @@
+import lategame from "./fixtures/lategame";
 import testConfig from "./fixtures/localstorage.json";
 import { Options } from "./options/Options";
 import { SettingsStorage } from "./options/SettingsStorage";
 import { cinfo } from "./tools/Log";
+import { SavegameLoader } from "./tools/SavegameLoader";
 import { UserScript } from "./UserScript";
 
 (async () => {
-  await UserScript.waitForGame();
+  const kittenGame = await UserScript.waitForGame();
+  // For development convenience, load a lategame save to give us more test options.
+  await new SavegameLoader(kittenGame).load(lategame);
+
   const userScript = await UserScript.getDefaultInstance();
 
   // @ts-expect-error Manipulating global containers is naughty, be we want to expose the script host.

packages/userscript/source/tools/Log.ts

@@ -11,3 +11,6 @@ export function clog(...args: Array<any>): void {
 export function cwarn(...args: Array<any>): void {
   console.warn("👩‍🔬", ...args);
 }
+export function cerror(...args: Array<any>): void {
+  console.error("👩‍🔬", ...args);
+}

packages/userscript/source/tools/SavegameLoader.ts

@@ -0,0 +1,27 @@
+import { GamePage } from "../types";
+
+export class SavegameLoader {
+  private readonly _gamePage: GamePage;
+
+  constructor(gamePage: GamePage) {
+    this._gamePage = gamePage;
+  }
+
+  /**
+   * Conveniently wraps the savegame loading process in an async construct.
+   * @param data The savegame data to load.
+   * @returns Nothing
+   */
+  load(data: string): Promise<void> {
+    return new Promise((resolve, reject) => {
+      this._gamePage.saveImportDropboxText(data, error => {
+        if (error) {
+          reject(error);
+          return;
+        }
+
+        resolve();
+      });
+    });
+  }
+}

packages/userscript/source/types/gamePage.ts

@@ -260,6 +260,7 @@ export type GamePage = {
     }>;
     hasRes: (resources: Array<Price>) => boolean;
   };
+  saveImportDropboxText(lzdata: string, callback: (error?: Error) => unknown): void;
   science: {
     get: (name: "civil" | "cryptotheology" | "drama" | "nuclearFission") => { researched: boolean };
     getPolicy: (name: Policy) => {