sharing components in web-util

10 files changed, 541 insertions, 0 deletions

diff --git a/packages/web-util/src/assets/lang.svg b/packages/web-util/src/assets/lang.svg
new file mode 100644
index 000000000..dd72ce65e
--- /dev/null
+++ b/packages/web-util/src/assets/lang.svg
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 19.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 2411.2 2794" style="enable-background:new 0 0 2411.2 2794;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:#FFFFFF;}
+	.st1{fill-rule:evenodd;clip-rule:evenodd;}
+	.st2{fill-rule:evenodd;clip-rule:evenodd;fill:#FFFFFF;}
+</style>
+<g id="Layer_2">
+</g>
+<g id="Layer_x5F_1_x5F_1">
+	<g>
+		<polygon points="1204.6,359.2 271.8,30 271.8,2060.1 1204.6,1758.3 		"/>
+		<polygon class="st0" points="1182.2,358.1 2150.6,29 2150.6,2059 1182.2,1757.3 		"/>
+		<polygon class="st0" points="30,2415.4 1182.2,2031.4 1182.2,357.9 30,742 		"/>
+		<polygon points="1707.2,2440.7 1870.5,2709.4 1956.6,2459.8 		"/>
+		<g>
+			<path d="M421.7,934.8c-6.1-6,8,49.1,27.6,68.9c34.8,35.1,61.9,39.6,76.4,40.2c32,1.3,71.5-8,94.9-17.8
+				c22.7-9.7,62.4-30,77.5-59.6c3.2-6.3,11.9-17,6.4-43.2c-4.2-20.2-17-27.3-32.7-26.2c-15.7,1.1-63.2,13.7-86.1,20.8
+				c-23,7-70.3,21.4-90.9,25.8C474.3,948.2,429,941.7,421.7,934.8z"/>
+			<path d="M1003.1,1593.7c-9.1-3.3-196.9-81.1-223.6-93.9c-21.8-10.5-75.2-33.1-100.4-43.3c70.8-109.2,115.5-191.6,121.5-204.1
+				c11-23,86-169.6,87.7-178.7c1.7-9.1,3.8-42.9,2.2-51c-1.7-8.2-29.1,7.6-66.4,20.2c-37.4,12.6-108.4,58.8-135.8,64.6
+				c-27.5,5.7-115.5,39.1-160.5,54c-45,14.9-130.2,40.9-165.2,50.4c-35.1,9.5-65.7,10.2-85.3,16.2c0,0,2.6,27.5,7.8,35.7
+				c5.2,8.2,23.7,28.4,45.3,34.1c21.6,5.7,57.3,3.4,73.6-0.3c16.3-3.8,44.4-17.5,48.2-23.6c3.8-6.1-2-24.9,4.5-30.6
+				c6.5-5.6,92.2-25.7,124.6-35.4c32.4-10,156.3-52.6,173.1-50.5c-5.3,17.7-105,215.1-137.1,274c-32.1,58.9-218.6,318-258.3,363.6
+				c-30.1,34.7-103.2,123.5-128.5,143.6c6.4,1.8,51.6-2.1,59.9-7.2c51.3-31.6,136.9-138.1,164.4-170.5
+				c81.9-96,153.8-196.8,210.8-283.4h0.1c11.1,4.6,100.9,77.8,124.4,94c23.4,16.2,115.9,67.8,136,76.4c20,8.7,97.1,44.2,100.3,32.2
+				C1029.4,1668,1012.2,1597.1,1003.1,1593.7z"/>
+		</g>
+		<path class="st1" d="M569,2572c18,11,35,20,54,29c38,19,81,39,122,54c56,21,112,38,168,51c31,7,65,13,98,18c3,0,92,11,110,11h90
+			c35-3,68-5,103-10c28-4,59-9,89-16c22-5,45-10,67-17c21-6,45-14,68-22c15-5,31-12,47-18c13-6,29-13,44-19c18-8,39-19,59-29
+			c16-8,34-18,51-28c13-7,43-30,59-30c18,0,30,16,30,30c0,29-39,38-57,51c-19,13-42,23-62,34c-40,21-81,39-120,54
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+			c-40-11-79-25-117-40c-69-26-141-60-209-105c-12-8-13-16-13-25c0-15,11-29,29-29C531,2546,563,2569,569,2572z"/>
+		<path class="st1" d="M1151,2009L61,2372V764l1090-363V2009z M1212,354v1680c-1,5-3,10-7,15c-2,3-6,7-9,8c-25,10-1151,388-1166,388
+			c-12,0-23-8-29-21c0-1-1-2-1-4V739c2-5,3-12,7-16c8-11,22-13,31-16c17-6,1126-378,1142-378C1190,329,1212,336,1212,354z"/>
+		<path class="st1" d="M2120,2017l-907-282V380l907-308V2017z M2181,32v2023c-1,23-17,33-32,33c-13,0-107-32-123-37
+			c-126-39-253-78-378-117c-28-9-57-18-84-27c-24-7-50-15-74-23c-107-33-216-66-323-102c-4-1-14-15-14-18V351c2-5,4-11,9-15
+			c8-9,351-123,486-168c36-13,487-168,501-168C2167,0,2181,13,2181,32z"/>
+		<polygon points="2411.2,2440.7 1199.5,2054.5 1204.6,373.2 2411.2,757.2 		"/>
+		<g>
+			<path class="st2" d="M1800.3,1124.6L1681.4,1412l218.6,66.3L1800.3,1124.6z M1729,853.2l156.1,47.3l284.4,1025l-160.3-48.7
+				l-57.6-210.4L1620.2,1566l-71.3,171.4l-160.4-48.7L1729,853.2z"/>
+		</g>
+	</g>
+</g>
+</svg>
diff --git a/packages/web-util/src/components/Attention.tsx b/packages/web-util/src/components/Attention.tsx
new file mode 100644
index 000000000..b85230a1b
--- /dev/null
+++ b/packages/web-util/src/components/Attention.tsx
@@ -0,0 +1,58 @@
+import { TranslatedString, assertUnreachable } from "@gnu-taler/taler-util";
+import { ComponentChildren, Fragment, VNode, h } from "preact";
+
+interface Props {
+  type?: "info" | "success" | "warning" | "danger",
+  onClose?: () => void,
+  title: TranslatedString,
+  children?: ComponentChildren,
+}
+export function Attention({ type = "info", title, children, onClose }: Props): VNode {
+  return <div class={`group attention-${type} mt-2 shadow-lg`}>
+    <div class="rounded-md group-[.attention-info]:bg-blue-50 group-[.attention-warning]:bg-yellow-50 group-[.attention-danger]:bg-red-50 group-[.attention-success]:bg-green-50 p-4 shadow">
+      <div class="flex">
+        <div >
+          <svg xmlns="http://www.w3.org/2000/svg" stroke="none" viewBox="0 0 24 24" fill="currentColor" class="w-8 h-8 group-[.attention-info]:text-blue-400 group-[.attention-warning]:text-yellow-400 group-[.attention-danger]:text-red-400 group-[.attention-success]:text-green-400">
+            {(() => {
+              switch (type) {
+                case "info":
+                  return <path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7-4a1 1 0 11-2 0 1 1 0 012 0zM9 9a.75.75 0 000 1.5h.253a.25.25 0 01.244.304l-.459 2.066A1.75 1.75 0 0010.747 15H11a.75.75 0 000-1.5h-.253a.25.25 0 01-.244-.304l.459-2.066A1.75 1.75 0 009.253 9H9z" />
+                case "warning":
+                  return <path fill-rule="evenodd" d="M9.401 3.003c1.155-2 4.043-2 5.197 0l7.355 12.748c1.154 2-.29 4.5-2.599 4.5H4.645c-2.309 0-3.752-2.5-2.598-4.5L9.4 3.003zM12 8.25a.75.75 0 01.75.75v3.75a.75.75 0 01-1.5 0V9a.75.75 0 01.75-.75zm0 8.25a.75.75 0 100-1.5.75.75 0 000 1.5z" />
+                case "danger":
+                  return <path fill-rule="evenodd" d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12zM12 8.25a.75.75 0 01.75.75v3.75a.75.75 0 01-1.5 0V9a.75.75 0 01.75-.75zm0 8.25a.75.75 0 100-1.5.75.75 0 000 1.5z" />
+                case "success":
+                  return <path fill-rule="evenodd" d="M7.493 18.75c-.425 0-.82-.236-.975-.632A7.48 7.48 0 016 15.375c0-1.75.599-3.358 1.602-4.634.151-.192.373-.309.6-.397.473-.183.89-.514 1.212-.924a9.042 9.042 0 012.861-2.4c.723-.384 1.35-.956 1.653-1.715a4.498 4.498 0 00.322-1.672V3a.75.75 0 01.75-.75 2.25 2.25 0 012.25 2.25c0 1.152-.26 2.243-.723 3.218-.266.558.107 1.282.725 1.282h3.126c1.026 0 1.945.694 2.054 1.715.045.422.068.85.068 1.285a11.95 11.95 0 01-2.649 7.521c-.388.482-.987.729-1.605.729H14.23c-.483 0-.964-.078-1.423-.23l-3.114-1.04a4.501 4.501 0 00-1.423-.23h-.777zM2.331 10.977a11.969 11.969 0 00-.831 4.398 12 12 0 00.52 3.507c.26.85 1.084 1.368 1.973 1.368H4.9c.445 0 .72-.498.523-.898a8.963 8.963 0 01-.924-3.977c0-1.708.476-3.305 1.302-4.666.245-.403-.028-.959-.5-.959H4.25c-.832 0-1.612.453-1.918 1.227z" />
+                default:
+                  assertUnreachable(type)
+              }
+            })()}
+          </svg>
+        </div>
+        <div class="ml-3 w-full">
+          <h3 class="text-sm group-hover:text-white font-bold group-[.attention-info]:text-blue-800 group-[.attention-success]:text-green-800 group-[.attention-warning]:text-yellow-800 group-[.attention-danger]:text-red-800">
+            {title}
+          </h3>
+          <div class="mt-2 text-sm group-[.attention-info]:text-blue-700 group-[.attention-warning]:text-yellow-700 group-[.attention-danger]:text-red-700 group-[.attention-success]:text-green-700">
+            {children}
+          </div>
+        </div>
+        {onClose &&
+          <div>
+            <button type="button" class="font-semibold items-center rounded bg-transparent px-2 py-1 text-xs text-gray-900  hover:bg-gray-50"
+              onClick={(e) => {
+                e.preventDefault();
+                onClose();
+              }}
+            >
+              <svg class="h-5 w-5" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
+                <path d="M6.28 5.22a.75.75 0 00-1.06 1.06L8.94 10l-3.72 3.72a.75.75 0 101.06 1.06L10 11.06l3.72 3.72a.75.75 0 101.06-1.06L11.06 10l3.72-3.72a.75.75 0 00-1.06-1.06L10 8.94 6.28 5.22z" />
+              </svg>
+            </button>
+          </div>
+        }
+      </div>
+    </div>
+
+  </div>
+}
diff --git a/packages/web-util/src/components/CopyButton.tsx b/packages/web-util/src/components/CopyButton.tsx
new file mode 100644
index 000000000..0096da365
--- /dev/null
+++ b/packages/web-util/src/components/CopyButton.tsx
@@ -0,0 +1,46 @@
+import { h, VNode } from "preact";
+import { useEffect, useState } from "preact/hooks";
+
+export function CopyIcon(): VNode {
+  return (
+    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
+      <path stroke-linecap="round" stroke-linejoin="round" d="M15.75 17.25v3.375c0 .621-.504 1.125-1.125 1.125h-9.75a1.125 1.125 0 01-1.125-1.125V7.875c0-.621.504-1.125 1.125-1.125H6.75a9.06 9.06 0 011.5.124m7.5 10.376h3.375c.621 0 1.125-.504 1.125-1.125V11.25c0-4.46-3.243-8.161-7.5-8.876a9.06 9.06 0 00-1.5-.124H9.375c-.621 0-1.125.504-1.125 1.125v3.5m7.5 10.375H9.375a1.125 1.125 0 01-1.125-1.125v-9.25m12 6.625v-1.875a3.375 3.375 0 00-3.375-3.375h-1.5a1.125 1.125 0 01-1.125-1.125v-1.5a3.375 3.375 0 00-3.375-3.375H9.75" />
+    </svg>
+  )
+};
+
+export function CopiedIcon(): VNode {
+  return (
+    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
+      <path stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5" />
+    </svg>
+  )
+};
+
+export function CopyButton({ class: clazz, getContent }: { class: string, getContent: () => string }): VNode {
+  const [copied, setCopied] = useState(false);
+  function copyText(): void {
+    navigator.clipboard.writeText(getContent() || "");
+    setCopied(true);
+  }
+  useEffect(() => {
+    if (copied) {
+      setTimeout(() => {
+        setCopied(false);
+      }, 1000);
+    }
+  }, [copied]);
+
+  if (!copied) {
+    return (
+      <button class={clazz} onClick={copyText} >
+        <CopyIcon />
+      </button>
+    );
+  }
+  return (
+    <button class={clazz} disabled>
+      <CopiedIcon />
+    </button>
+  );
+}
diff --git a/packages/web-util/src/components/ErrorLoading.tsx b/packages/web-util/src/components/ErrorLoading.tsx
new file mode 100644
index 000000000..02f2a3282
--- /dev/null
+++ b/packages/web-util/src/components/ErrorLoading.tsx
@@ -0,0 +1,119 @@
+/*
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { TalerError, TalerErrorCode, assertUnreachable } from "@gnu-taler/taler-util";
+import { Fragment, VNode, h } from "preact";
+import { Attention } from "./Attention.js";
+import { useTranslationContext } from "../index.browser.js";
+
+export function ErrorLoading({ error, showDetail }: { error: TalerError, showDetail?: boolean }): VNode {
+  const { i18n } = useTranslationContext()
+  switch (error.errorDetail.code) {
+    //////////////////
+    // Every error that can be produce in a Http Request
+    //////////////////
+    case TalerErrorCode.WALLET_HTTP_REQUEST_GENERIC_TIMEOUT: {
+      if (error.hasErrorCode(TalerErrorCode.WALLET_HTTP_REQUEST_GENERIC_TIMEOUT)) {
+        const { requestMethod, requestUrl, timeoutMs } = error.errorDetail
+        return <Attention type="danger" title={i18n.str`The request reached a timeout, check your connection.`}>
+          {error.message}
+          {showDetail &&
+            <pre class="whitespace-break-spaces ">
+              {JSON.stringify({ requestMethod, requestUrl, timeoutMs }, undefined, 2)}
+            </pre>
+          }
+        </Attention>
+      }
+      assertUnreachable(1 as never)
+    }
+    case TalerErrorCode.WALLET_HTTP_REQUEST_THROTTLED: {
+      if (error.hasErrorCode(TalerErrorCode.WALLET_HTTP_REQUEST_THROTTLED)) {
+        const { requestMethod, requestUrl, throttleStats } = error.errorDetail
+        return <Attention type="danger" title={i18n.str`A lot of request were made to the same server and this action was throttled`}>
+          {error.message}
+          {showDetail &&
+            <pre class="whitespace-break-spaces ">
+              {JSON.stringify({ requestMethod, requestUrl, throttleStats }, undefined, 2)}
+            </pre>
+          }
+        </Attention>
+      }
+      assertUnreachable(1 as never)
+    }
+    case TalerErrorCode.WALLET_RECEIVED_MALFORMED_RESPONSE: {
+      if (error.hasErrorCode(TalerErrorCode.WALLET_RECEIVED_MALFORMED_RESPONSE)) {
+        const { requestMethod, requestUrl, httpStatusCode, validationError } = error.errorDetail
+        return <Attention type="danger" title={i18n.str`The response of the request is malformed.`}>
+          {error.message}
+          {showDetail &&
+            <pre class="whitespace-break-spaces ">
+              {JSON.stringify({ requestMethod, requestUrl, httpStatusCode, validationError }, undefined, 2)}
+            </pre>
+          }
+        </Attention>
+      }
+      assertUnreachable(1 as never)
+    }
+    case TalerErrorCode.WALLET_NETWORK_ERROR: {
+      if (error.hasErrorCode(TalerErrorCode.WALLET_NETWORK_ERROR)) {
+        const { requestMethod, requestUrl } = error.errorDetail
+        return <Attention type="danger" title={i18n.str`Could not complete the request due to a network problem.`}>
+          {error.message}
+          {showDetail &&
+            <pre class="whitespace-break-spaces ">
+              {JSON.stringify({ requestMethod, requestUrl }, undefined, 2)}
+            </pre>
+          }
+        </Attention>
+      }
+      assertUnreachable(1 as never)
+    }
+    case TalerErrorCode.WALLET_UNEXPECTED_REQUEST_ERROR: {
+      if (error.hasErrorCode(TalerErrorCode.WALLET_UNEXPECTED_REQUEST_ERROR)) {
+        const { requestMethod, requestUrl, httpStatusCode, errorResponse } = error.errorDetail
+        return <Attention type="danger" title={i18n.str`Unexpected request error`}>
+          {error.message}
+          {showDetail &&
+            <pre class="whitespace-break-spaces ">
+              {JSON.stringify({ requestMethod, requestUrl, httpStatusCode, errorResponse }, undefined, 2)}
+            </pre>
+          }
+        </Attention>
+      }
+      assertUnreachable(1 as never)
+    }
+    //////////////////
+    // Every other error 
+    //////////////////
+    // case TalerErrorCode.WALLET_UNEXPECTED_REQUEST_ERROR: {
+    //   return <Attention type="danger" title={i18n.str``}>
+    //   </Attention>
+    // }
+    //////////////////
+    // Default message for unhandled case
+    //////////////////
+    default: return <Attention type="danger" title={i18n.str`Unexpected error`}>
+      {error.message}
+      {showDetail &&
+        <pre class="whitespace-break-spaces ">
+          {JSON.stringify(error.errorDetail, undefined, 2)}
+        </pre>
+      }
+    </Attention>
+  }
+}
+
diff --git a/packages/web-util/src/components/LangSelector.tsx b/packages/web-util/src/components/LangSelector.tsx
new file mode 100644
index 000000000..a8d910129
--- /dev/null
+++ b/packages/web-util/src/components/LangSelector.tsx
@@ -0,0 +1,111 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ *
+ * @author Sebastian Javier Marchano (sebasjm)
+ */
+
+import { Fragment, h, VNode } from "preact";
+import { useEffect, useState } from "preact/hooks";
+// import { strings as messages } from "../i18n/strings.js";
+import langIcon from "../assets/lang.svg";
+import { useTranslationContext } from "../index.browser.js";
+
+type LangsNames = {
+  [P: string]: string;
+};
+
+const names: LangsNames = {
+  es: "Español [es]",
+  en: "English [en]",
+  fr: "Français [fr]",
+  de: "Deutsch [de]",
+  sv: "Svenska [sv]",
+  it: "Italiano [it]",
+};
+
+function getLangName(s: keyof LangsNames | string): string {
+  if (names[s]) return names[s];
+  return String(s);
+}
+
+export function LangSelector({ supportedLangs }: { supportedLangs: string[] }): VNode {
+  const [updatingLang, setUpdatingLang] = useState(false);
+  const { lang, changeLanguage } = useTranslationContext();
+  const [hidden, setHidden] = useState(true);
+
+  useEffect(() => {
+    function bodyKeyPress(event: KeyboardEvent) {
+      if (event.code === "Escape") setHidden(true);
+    }
+    function bodyOnClick(event: Event) {
+      setHidden(true);
+    }
+    document.body.addEventListener("click", bodyOnClick);
+    document.body.addEventListener("keydown", bodyKeyPress as any);
+    return () => {
+      document.body.removeEventListener("keydown", bodyKeyPress as any);
+      document.body.removeEventListener("click", bodyOnClick);
+    };
+  }, []);
+  return (
+    <div>
+      <div class="relative mt-2">
+        <button type="button" class="relative w-full cursor-default rounded-md bg-white py-1.5 pl-3 pr-10 text-left text-gray-900 shadow-sm ring-1 ring-inset ring-gray-300 focus:outline-none focus:ring-2 focus:ring-indigo-600 sm:text-sm sm:leading-6" aria-haspopup="listbox" aria-expanded="true" aria-labelledby="listbox-label"
+          onClick={() => {
+            setHidden((h) => !h);
+          }}>
+          <span class="flex items-center">
+            <img alt="language" class="h-5 w-5 flex-shrink-0 rounded-full" src={langIcon} />
+            <span class="ml-3 block truncate">{getLangName(lang)}</span>
+          </span>
+          <span class="pointer-events-none absolute inset-y-0 right-0 flex items-center pr-2">
+            <svg class="h-5 w-5 text-gray-400" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
+              <path fill-rule="evenodd" d="M10 3a.75.75 0 01.55.24l3.25 3.5a.75.75 0 11-1.1 1.02L10 4.852 7.3 7.76a.75.75 0 01-1.1-1.02l3.25-3.5A.75.75 0 0110 3zm-3.76 9.2a.75.75 0 011.06.04l2.7 2.908 2.7-2.908a.75.75 0 111.1 1.02l-3.25 3.5a.75.75 0 01-1.1 0l-3.25-3.5a.75.75 0 01.04-1.06z" clip-rule="evenodd" />
+            </svg>
+          </span>
+        </button>
+
+        {!hidden &&
+          <ul class="absolute z-10 mt-1 max-h-60 w-full overflow-auto rounded-md bg-white py-1 text-base shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none sm:text-sm" tabIndex={-1} role="listbox" aria-labelledby="listbox-label" aria-activedescendant="listbox-option-3">
+            {supportedLangs
+              .filter((l) => l !== lang)
+              .map((lang) => (
+                <li class="text-gray-900 hover:bg-indigo-600 hover:text-white cursor-pointer relative select-none py-2 pl-3 pr-9" role="option"
+                  onClick={() => {
+                    changeLanguage(lang);
+                    setUpdatingLang(false);
+                    setHidden(true)
+                  }}
+                >
+                  <span class="font-normal block truncate">{getLangName(lang)}</span>
+
+                  <span class="text-indigo-600 absolute inset-y-0 right-0 flex items-center pr-4">
+                    {/* <svg class="h-5 w-5" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
+                        <path fill-rule="evenodd" d="M16.704 4.153a.75.75 0 01.143 1.052l-8 10.5a.75.75 0 01-1.127.075l-4.5-4.5a.75.75 0 011.06-1.06l3.894 3.893 7.48-9.817a.75.75 0 011.05-.143z" clip-rule="evenodd" />
+                      </svg> */}
+                  </span>
+                </li>
+              ))}
+
+          </ul>
+        }
+
+      </div>
+    </div>
+  );
+}
diff --git a/packages/web-util/src/components/Loading.tsx b/packages/web-util/src/components/Loading.tsx
new file mode 100644
index 000000000..b567e9056
--- /dev/null
+++ b/packages/web-util/src/components/Loading.tsx
@@ -0,0 +1,45 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { h, VNode } from "preact";
+
+export function Loading(): VNode {
+  return (
+    <div
+      class="columns is-centered is-vcentered"
+      style={{
+        width: "100%",
+        height: "200px",
+        display: "flex",
+        margin: "auto",
+        justifyContent: "center",
+      }}
+    >
+      <Spinner />
+    </div>
+  );
+}
+
+export function Spinner(): VNode {
+  return (
+    <div class="lds-ring" style={{margin:"auto"}}>
+      <div />
+      <div />
+      <div />
+      <div />
+    </div>
+  );
+}
diff --git a/packages/web-util/src/components/ShowInputErrorLabel.tsx b/packages/web-util/src/components/ShowInputErrorLabel.tsx
new file mode 100644
index 000000000..c5840cad9
--- /dev/null
+++ b/packages/web-util/src/components/ShowInputErrorLabel.tsx
@@ -0,0 +1,29 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { Fragment, h, VNode } from "preact";
+
+export function ShowInputErrorLabel({
+  isDirty,
+  message,
+}: {
+  message: string | undefined;
+  isDirty: boolean;
+}): VNode {
+  if (message && isDirty)
+    return <div class="text-base" style={{ color: "red" }}>{message}</div>;
+  return <div class="text-base" style={{ }}> </div>;
+}
diff --git a/packages/web-util/src/components/ShowLocalNotification.tsx b/packages/web-util/src/components/ShowLocalNotification.tsx
new file mode 100644
index 000000000..cb947e536
--- /dev/null
+++ b/packages/web-util/src/components/ShowLocalNotification.tsx
@@ -0,0 +1,43 @@
+import { h, Fragment, VNode } from "preact";
+import { Attention } from "./Attention.js";
+import { Notification } from "../index.browser.js";
+// import { useSettings } from "../hooks/settings.js";
+
+export function ShowLocalNotification({ notification }: { notification?: Notification }): VNode {
+  if (!notification) return <Fragment />
+  switch (notification.message.type) {
+    case "error":
+      return <div class="relative">
+        <div class="fixed top-0 left-0 right-0 z-20 w-full p-4">
+          <Attention type="danger" title={notification.message.title} onClose={() => {
+            notification.remove()
+          }}>
+            {notification.message.description &&
+              <div class="mt-2 text-sm text-red-700">
+                {notification.message.description}
+              </div>
+            }
+            {/* <MaybeShowDebugInfo info={notification.message.debug} /> */}
+          </Attention>
+        </div>
+      </div>
+    case "info":
+      return <div class="relative">
+        <div class="fixed top-0 left-0 right-0 z-20 w-full p-4">
+          <Attention type="success" title={notification.message.title} onClose={() => {
+            notification.remove();
+          }} /></div></div>
+  }
+}
+
+
+// function MaybeShowDebugInfo({ info }: { info: any }): VNode {
+//   const [settings] = useSettings()
+//   if (settings.showDebugInfo) {
+//     return <pre class="whitespace-break-spaces ">
+//       {info}
+//     </pre>
+//   }
+//   return <Fragment />
+// }
+
diff --git a/packages/web-util/src/components/index.ts b/packages/web-util/src/components/index.ts
index 9441e971d..8344d4a7a 100644
--- a/packages/web-util/src/components/index.ts
+++ b/packages/web-util/src/components/index.ts
@@ -1 +1,8 @@
 export * as utils from "./utils.js";
+export * from "./Attention.js";
+export * from "./CopyButton.js";
+export * from "./ErrorLoading.js";
+export * from "./LangSelector.js";
+export * from "./Loading.js";
+export * from "./ShowInputErrorLabel.js";
+export * from "./ShowLocalNotification.js";
diff --git a/packages/web-util/src/declaration.d.ts b/packages/web-util/src/declaration.d.ts
new file mode 100644
index 000000000..c8ba3d576
--- /dev/null
+++ b/packages/web-util/src/declaration.d.ts
@@ -0,0 +1,35 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+declare module "*.css" {
+  const mapping: Record<string, string>;
+  export default mapping;
+}
+declare module "*.svg" {
+  const content: any;
+  export default content;
+}
+declare module "*.jpeg" {
+  const content: any;
+  export default content;
+}
+declare module "*.png" {
+  const content: any;
+  export default content;
+}
+
+declare const __VERSION__: string;
+declare const __GIT_HASH__: string;