Add experimental support for readonly graph (#174)

Author: zapo

lib/config.test.js

@@ -10,6 +10,7 @@ describe("getConfig", () => {
       cookies: true,
       initPassport: true,
       consent: defaultConsent,
+      readOnly: false,
     });
   });
 
@@ -21,13 +22,15 @@ describe("getConfig", () => {
         cookies: false,
         initPassport: false,
         consent: { static: defaultConsent },
+        readOnly: true,
       })
     ).toEqual({
       host: "host",
       site: "site",
       cookies: false,
       initPassport: false,
       consent: defaultConsent,
+      readOnly: true,
     });
   });
 

lib/config.ts

@@ -14,6 +14,7 @@ type InitConfig = {
   cookies?: boolean;
   initPassport?: boolean;
   consent?: InitConsent;
+  readOnly?: boolean;
 };
 
 type ResolvedConfig = Required<Omit<InitConfig, "consent">> & {
@@ -23,6 +24,7 @@ type ResolvedConfig = Required<Omit<InitConfig, "consent">> & {
 const DCN_DEFAULTS = {
   cookies: true,
   initPassport: true,
+  readOnly: false,
   consent: {
     reg: null,
     deviceAccess: true,
@@ -39,6 +41,7 @@ function getConfig(init: InitConfig): ResolvedConfig {
     cookies: init.cookies ?? DCN_DEFAULTS.cookies,
     initPassport: init.initPassport ?? DCN_DEFAULTS.initPassport,
     consent: DCN_DEFAULTS.consent,
+    readOnly: init.readOnly ?? DCN_DEFAULTS.readOnly,
   };
 
   if (init.consent?.static) {

lib/core/network.ts

@@ -24,6 +24,10 @@ function buildRequest(path: string, config: ResolvedConfig, init?: RequestInit):
     url.searchParams.set("gdpr", Number(config.consent.gdprApplies).toString());
   }
 
+  if (config.readOnly) {
+    url.searchParams.set("ro", "true");
+  }
+
   if (cookies) {
     url.searchParams.set("cookies", "yes");
   } else {

lib/sdk.test.ts

@@ -222,6 +222,7 @@ describe("behavior testing of", () => {
       site: "site",
       cookies: false,
       initPassport: false,
+      readOnly: false,
     });
     await sdk["init"];
     expect(localStorage.setItem).toBeCalledTimes(0);
@@ -259,6 +260,7 @@ describe("behavior testing of", () => {
       site: "site",
       cookies: true,
       initPassport: true,
+      readOnly: false,
     });
     await sdk["init"];
     expect(window.localStorage.setItem).toHaveBeenLastCalledWith(