Implement a mechanism to overload kcContext

src/lib/components/Error.tsx

@@ -1,8 +1,6 @@
-
 import { memo } from "react";
 import { Template } from "./Template";
 import type { KcProps } from "./KcProps";
-import { assert } from "../tools/assert";
 import type { KcContextBase } from "../getKcContext/KcContextBase";
 import { useKcMessage } from "../i18n/useKcMessage";
 
@@ -10,8 +8,6 @@ export const Error = memo(({ kcContext, ...props }: { kcContext: KcContextBase.E
 
     const { msg } = useKcMessage();
 
-    assert(kcContext.message !== undefined);
-
     const { message, client } = kcContext;
 
     return (

src/lib/components/KcProps.ts

@@ -1,6 +1,6 @@
 
 import { allPropertiesValuesToUndefined } from "../tools/allPropertiesValuesToUndefined";
-import { doExtends } from "evt/tools/typeSafety/doExtends";
+import { doExtends } from "tsafe/doExtends";
 
 /** Class names can be provided as an array or separated by whitespace */
 export type KcPropsGeneric<CssClasses extends string> = { [key in CssClasses]: readonly string[] | string | undefined; };

src/lib/getKcContext/KcContextBase.ts

@@ -1,7 +1,7 @@
 
 import type { PageId } from "../../bin/build-keycloak-theme/generateFtl";
 import type { KcLanguageTag } from "../i18n/KcLanguageTag";
-import { doExtends } from "evt/tools/typeSafety/doExtends";
+import { doExtends } from "tsafe/doExtends";
 import type { MessageKey } from "../i18n/useKcMessage";
 import type { LanguageLabel } from "../i18n/KcLanguageTag";
 
@@ -150,7 +150,8 @@ export declare namespace KcContextBase {
         pageId: "error.ftl";
         client?: {
             baseUrl?: string;
-        }
+        },
+        message: NonNullable<Common["message"]>;
     };
 
     export type LoginResetPassword = Common & {

src/lib/getKcContext/getKcContext.ts

@@ -1,28 +1,93 @@
 
-import type { KcContextBase } from "./KcContextBase";
+import type { KcContextBase } from "./KcContextBase";
 import { kcContextMocks, kcContextCommonMock } from "./kcContextMocks";
 import { ftlValuesGlobalName } from "../../bin/build-keycloak-theme/ftlValuesGlobalName";
+import type { AndByDiscriminatingKey } from "../tools/AndByDiscriminatingKey";
+import type { DeepPartial } from "../tools/DeepPartial";
+import { deepAssign } from "../tools/deepAssign";
 
-export function getKcContext<KcContextExtended extends { pageId: string; } = never>(
+
+export type ExtendsKcContextBase<
+	KcContextExtended extends ({ pageId: string; } | undefined)
+	> =
+	KcContextExtended extends undefined ?
+	KcContextBase :
+	AndByDiscriminatingKey<
+		"pageId",
+		KcContextExtended & KcContextBase.Common,
+		KcContextBase
+	>;
+
+export function getKcContext<KcContextExtended extends ({ pageId: string; } | undefined) = undefined>(
 	params?: {
-		mockPageId?: KcContextBase["pageId"] | KcContextExtended["pageId"];
-		kcContextExtendedMock?: KcContextExtended[];
+		mockPageId?: ExtendsKcContextBase<KcContextExtended>["pageId"];
+		mockData?: readonly DeepPartial<ExtendsKcContextBase<KcContextExtended>>[];
 	}
-): { kcContext: (KcContextBase | KcContextExtended & KcContextBase.Common) | undefined; } {
+): { kcContext: ExtendsKcContextBase<KcContextExtended> | undefined; } {
 
-	const { mockPageId, kcContextExtendedMock } = params ?? { "mockPageId": false };
+	const {
+		mockPageId,
+		mockData
+	} = params ?? {};
 
 	if (mockPageId !== undefined) {
 
-		return {
-			"pageId": mockPageId,
-			...(kcContextMocks.find(({ pageId }) => pageId === mockPageId) ?? kcContextCommonMock),
-			...(kcContextExtendedMock?.find(({ pageId }) => pageId === mockPageId) ?? {})
-		} as any;
+		//TODO maybe trow if no mock fo custom page
+
+		const kcContextDefaultMock = kcContextMocks.find(({ pageId }) => pageId === mockPageId);
+
+		const partialKcContextCustomMock = mockData?.find(({ pageId }) => pageId === mockPageId);
+
+		if (
+			kcContextDefaultMock === undefined &&
+			partialKcContextCustomMock === undefined
+		) {
+
+			console.warn([
+				`WARNING: You declared the non build in page ${mockPageId} but you didn't `,
+				`provide mock data needed to debug the page outside of Keycloak as you are trying to do now.`,
+				`Please check the documentation of the getKcContext function`
+			].join("\n"));
+
+		}
+
+		const kcContext: any = { "pageId": mockPageId };
+
+		deepAssign({
+			"target": kcContext,
+			"source": kcContextCommonMock
+		});
+
+		if (kcContextDefaultMock !== undefined) {
+
+			deepAssign({
+				"target": kcContext,
+				"source": kcContextDefaultMock
+			});
+
+		}
+
+		if (partialKcContextCustomMock !== undefined) {
+
+			deepAssign({
+				"target": kcContext,
+				"source": partialKcContextCustomMock
+			});
+
+		}
+
+		return { kcContext };
 
 	}
 
-	return (window as any)[ftlValuesGlobalName];
+	return {
+		"kcContext":
+			typeof window === "undefined" ?
+				undefined :
+				(window as any)[ftlValuesGlobalName]
+	};
 
 }
 
+
+

src/lib/getKcContext/kcContextMocks/kcContextMocks.ts

@@ -5,12 +5,15 @@ import { getKcLanguageTagLabel } from "../../i18n/KcLanguageTag";
 //NOTE: Aside because we want to be able to import them from node
 import { resourcesCommonPath, resourcesPath } from "./urlResourcesPath";
 import { id } from "tsafe/id";
+import { join as pathJoin } from "path";
+
+const PUBLIC_URL = process.env["PUBLIC_URL"] ?? "/";
 
 export const kcContextCommonMock: KcContextBase.Common = {
 	"url": {
 		"loginAction": "#",
-		"resourcesPath": `${process.env["PUBLIC_URL"]}/${resourcesPath}`,
-		"resourcesCommonPath": `${process.env["PUBLIC_URL"]}/${resourcesCommonPath}`,
+		"resourcesPath": pathJoin(PUBLIC_URL, resourcesPath),
+		"resourcesCommonPath": pathJoin(PUBLIC_URL, resourcesCommonPath),
 		"loginRestartFlowUrl": "/auth/realms/myrealm/login-actions/restart?client_id=account&tab_id=HoAx28ja4xg",
 		"loginUrl": "/auth/realms/myrealm/login-actions/authenticate?client_id=account&tab_id=HoAx28ja4xg",
 	},
@@ -95,7 +98,8 @@ export const kcContextCommonMock: KcContextBase.Common = {
 				"languageTag": "tr"
 			}
 		],
-		"current": null as any
+		//"current": null as any
+		"current": "English"
 	},
 	"auth": {
 		"showUsername": false,
@@ -110,6 +114,7 @@ export const kcContextCommonMock: KcContextBase.Common = {
 	"isAppInitiatedAction": false,
 };
 
+
 Object.defineProperty(
 	kcContextCommonMock.locale!,
 	"current",
@@ -188,6 +193,10 @@ export const kcContextMocks: KcContextBase[] = [
 		"pageId": "error.ftl",
 		"client": {
 			"baseUrl": "#"
+		},
+		"message": {
+			"type": "error",
+			"summary": "This is the error message"
 		}
 	}),
 	id<KcContextBase.LoginResetPassword>({

src/lib/getKcContext/typeHelper.ts

@@ -0,0 +1,43 @@
+
+
+
+import { KcContextBase } from "./KcContextBase";
+import type { AndByDiscriminatingKey } from "../tools/AndByDiscriminatingKey";
+
+
+export type ExtendsKcContextBase<KcContextExtended extends { pageId: string; }>=
+	AndByDiscriminatingKey<
+		"pageId", 
+		KcContextExtended & KcContextBase.Common, 
+		KcContextBase
+	>;
+
+type KcContextExtended =
+	{ pageId: "register.ftl"; authorizedMailDomains: string[]; } |
+	{ pageId: "my-extra-page-1.ftl"; } |
+	{ pageId: "my-extra-page-2.ftl"; someCustomValue: string; };
+
+const y: ExtendsKcContextBase<KcContextExtended> = null as any;
+
+
+if (y.pageId === "register.ftl") {
+
+	y.authorizedMailDomains;
+
+	y.realm.displayName;
+
+	y.register
+
+}
+
+if (y.pageId === "my-extra-page-1.ftl") {
+	y.realm.displayName;
+}
+
+if (y.pageId === "my-extra-page-2.ftl") {
+
+	y.realm
+	y.someCustomValue
+
+}
+

src/lib/i18n/KcLanguageTag.ts

@@ -1,5 +1,5 @@
 
-import { objectKeys } from "evt/tools/typeSafety/objectKeys";
+import { objectKeys } from "tsafe/objectKeys";
 import { kcMessages } from "./kcMessages/login";
 
 export type KcLanguageTag = keyof typeof kcMessages;

src/lib/i18n/kcMessages/login.ts

@@ -1,7 +1,7 @@
 
 import { kcMessages } from "../generated_kcMessages/login";
 import { Evt } from "evt";
-import { objectKeys } from "evt/tools/typeSafety/objectKeys";
+import { objectKeys } from "tsafe/objectKeys";
 
 export const evtTermsUpdated = Evt.asNonPostable(Evt.create<void>());
 

src/lib/i18n/useKcLanguageTag.ts

@@ -2,22 +2,39 @@
 import { createUseGlobalState } from "powerhooks";
 import { getKcContext } from "../getKcContext";
 import { getBestMatchAmongKcLanguageTag } from "./KcLanguageTag";
+import type { StatefulEvt } from "powerhooks";
+import { KcLanguageTag } from "./KcLanguageTag";
 
-const { kcContext } = getKcContext();
 
 //export const { useKcLanguageTag, evtKcLanguageTag } = createUseGlobalState(
 const wrap = createUseGlobalState(
     "kcLanguageTag",
-    () => getBestMatchAmongKcLanguageTag(
-        kcContext?.locale?.current ??
-        navigator.language
-    ),
+    () => {
+
+
+        const { kcContext } = getKcContext();
+
+        const languageLike =
+            kcContext?.locale?.current ??
+            (
+                typeof navigator === "undefined" ?
+                    undefined :
+                    navigator.language
+            );
+
+        if (languageLike === undefined) {
+            return "en";
+        }
+
+        return getBestMatchAmongKcLanguageTag(languageLike);
+
+    },
     { "persistance": "localStorage" }
 );
 
 export const { useKcLanguageTag } = wrap;
 
-export function getEvtKcLanguage() {
+export function getEvtKcLanguage(): StatefulEvt<KcLanguageTag> {
     return wrap.evtKcLanguageTag;
 }
 

src/lib/tools/AndByDiscriminatingKey.d.ts

@@ -0,0 +1,35 @@
+
+export type AndByDiscriminatingKey<
+	DiscriminatingKey extends string,
+	U1 extends Record<DiscriminatingKey, string>,
+	U2 extends Record<DiscriminatingKey, string>
+	> =
+	AndByDiscriminatingKey.Tf1<DiscriminatingKey, U1, U1, U2>;
+
+export declare namespace AndByDiscriminatingKey {
+
+	export type Tf1<
+		DiscriminatingKey extends string,
+		U1,
+		U1Again extends Record<DiscriminatingKey, string>,
+		U2 extends Record<DiscriminatingKey, string>
+		> =
+		U1 extends Pick<U2, DiscriminatingKey> ?
+		Tf2<DiscriminatingKey, U1, U2, U1Again> :
+		U1;
+
+	export type Tf2<
+		DiscriminatingKey extends string,
+		SingletonU1 extends Record<DiscriminatingKey, string>,
+		U2,
+		U1 extends Record<DiscriminatingKey, string>
+		> =
+		U2 extends Pick<SingletonU1, DiscriminatingKey> ?
+		U2 & SingletonU1 :
+		U2 extends Pick<U1, DiscriminatingKey> ?
+		never :
+		U2;
+
+}
+
+

src/lib/tools/DeepPartial.d.ts

@@ -0,0 +1,4 @@
+
+export type DeepPartial<T> = {
+    [P in keyof T]?: DeepPartial<T[P]>;
+};

src/lib/tools/assert.ts

@@ -1,2 +1,2 @@
 
-export { assert } from "evt/tools/typeSafety/assert";
+export { assert } from "tsafe/assert";

src/lib/tools/deepAssign.ts

@@ -0,0 +1,56 @@
+
+import { assert } from "tsafe/assert";
+import { is } from "tsafe/is";
+
+export function deepAssign(
+	params: {
+		target: Record<string, unknown>;
+		source: Record<string, unknown>;
+	}
+) {
+
+	const { target, source } = params;
+
+	Object.keys(source).forEach(key => {
+		var dereferencedSource = source[key];
+
+		if (
+			target[key] === undefined ||
+			!(dereferencedSource instanceof Object)
+		) {
+
+			Object.defineProperty(
+				target,
+				key,
+				{
+					"enumerable": true,
+					"value": dereferencedSource
+				}
+			);
+
+			return;
+		}
+
+		const dereferencedTarget = target[key];
+
+		if (dereferencedSource instanceof Array) {
+
+			assert(is<unknown[]>(dereferencedTarget));
+			assert(is<unknown[]>(dereferencedSource));
+
+			dereferencedSource.forEach(entry => dereferencedTarget.push(entry));
+
+			return;
+		}
+
+		assert(is<Record<string, unknown>>(dereferencedTarget));
+		assert(is<Record<string, unknown>>(dereferencedSource));
+
+		deepAssign({
+			"target": dereferencedTarget,
+			"source": dereferencedSource
+		});
+
+	});
+
+}

src/lib/tools/deepClone.ts

@@ -0,0 +1,4 @@
+
+export function deepClone<T>(arg: T): T {
+	return JSON.parse(JSON.stringify(arg));
+}