Cleanup IS_DEMO flags and introduce Restriction Manager

src/js/core/config.js

@@ -7,11 +7,6 @@ export const IS_DEBUG =
     (window.location.host.indexOf("localhost:") >= 0 || window.location.host.indexOf("192.168.0.") >= 0) &&
     window.location.search.indexOf("nodebug") < 0;
 
-export const IS_DEMO = queryParamOptions.fullVersion
-    ? false
-    : (!G_IS_DEV && !G_IS_STANDALONE) ||
-      (typeof window !== "undefined" && window.location.search.indexOf("demo") >= 0);
-
 export const SUPPORT_TOUCH = false;
 
 const smoothCanvas = true;

src/js/core/read_write_proxy.js

@@ -81,10 +81,6 @@ export class ReadWriteProxy {
         return this.writeAsync();
     }
 
-    getCurrentData() {
-        return this.currentData;
-    }
-
     /**
      *
      * @param {object} obj

src/js/core/restriction_manager.js

@@ -0,0 +1,97 @@
+import { Application } from "../application";
+import { ExplainedResult } from "./explained_result";
+import { queryParamOptions } from "./query_parameters";
+import { ReadWriteProxy } from "./read_write_proxy";
+
+export class RestrictionManager extends ReadWriteProxy {
+    /**
+     * @param {Application} app
+     */
+    constructor(app) {
+        super(app, "restriction-flags.bin");
+    }
+
+    // -- RW Proxy Impl
+
+    /**
+     * @param {any} data
+     */
+    verify(data) {
+        return ExplainedResult.good();
+    }
+
+    /**
+     */
+    getDefaultData() {
+        return {
+            savegameV1119Imported: false,
+        };
+    }
+
+    /**
+     */
+    getCurrentVersion() {
+        return 1;
+    }
+
+    /**
+     * @param {any} data
+     */
+    migrate(data) {
+        // Todo
+        return ExplainedResult.good();
+    }
+
+    // -- End RW Proxy Impl
+
+    /**
+     * Returns if the app is currently running as the limited version
+     * @returns {boolean}
+     */
+    isLimitedVersion() {
+        return queryParamOptions.fullVersion
+            ? false
+            : (!G_IS_DEV && !G_IS_STANDALONE) ||
+                  (typeof window !== "undefined" && window.location.search.indexOf("demo") >= 0);
+    }
+
+    /**
+     * Returns if the app markets the standalone version on steam
+     * @returns {boolean}
+     */
+    getIsStandaloneMarketingActive() {
+        return this.isLimitedVersion();
+    }
+
+    /**
+     * Returns if exporting the base as a screenshot is possible
+     * @returns {boolean}
+     */
+    getIsExportingScreenshotsPossible() {
+        return !this.isLimitedVersion();
+    }
+
+    /**
+     * Returns the maximum number of supported waypoints
+     * @returns {number}
+     */
+    getMaximumWaypoints() {
+        return this.isLimitedVersion() ? 2 : 1e20;
+    }
+
+    /**
+     * Returns if the user has unlimited savegames
+     * @returns {boolean}
+     */
+    getHasUnlimitedSavegames() {
+        return !this.isLimitedVersion();
+    }
+
+    /**
+     * Returns if the app has all settings available
+     * @returns {boolean}
+     */
+    getHasExtendedSettings() {
+        return !this.isLimitedVersion();
+    }
+}

src/js/core/utils.js

@@ -681,3 +681,35 @@ export function fillInLinkIntoTranslation(translation, link) {
         .replace("<link>", "<a href='" + link + "' target='_blank'>")
         .replace("</link>", "</a>");
 }
+
+/**
+ * Generates a file download
+ * @param {string} filename
+ * @param {string} text
+ */
+export function generateFileDownload(filename, text) {
+    var element = document.createElement("a");
+    element.setAttribute("href", "data:text/plain;charset=utf-8," + encodeURIComponent(text));
+    element.setAttribute("download", filename);
+
+    element.style.display = "none";
+    document.body.appendChild(element);
+
+    element.click();
+    document.body.removeChild(element);
+}
+
+/**
+ * Starts a file chooser
+ * @param {string} acceptedType
+ */
+export function startFileChoose(acceptedType = ".bin") {
+    var input = document.createElement("input");
+    input.type = "file";
+    input.accept = acceptedType;
+
+    return new Promise(resolve => {
+        input.onchange = _ => resolve(input.files[0]);
+        input.click();
+    });
+}