From 3d2fafc254eda43ff5a286609056ce19c6b303d0 Mon Sep 17 00:00:00 2001
From: Thomas Citharel <tcit@tcit.fr>
Date: Wed, 3 Feb 2021 18:00:49 +0100
Subject: [PATCH] Add an error component

Shows when a rendering error has been triggered, like the one in 5edc402a011a81ae898795222569f270f93f2a77

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
---
 js/src/App.vue                                |  12 +-
 .../components/About/InstanceContactLink.vue  |  52 +++++
 js/src/components/Error.vue                   | 219 ++++++++++++++++++
 js/src/graphql/config.ts                      |   9 +
 js/src/i18n/en_US.json                        |  16 +-
 js/src/i18n/fr_FR.json                        |  16 +-
 js/src/router/index.ts                        |   5 +
 js/src/views/About/AboutInstance.vue          |  50 +---
 js/src/views/Event/Event.vue                  |   1 -
 9 files changed, 331 insertions(+), 49 deletions(-)
 create mode 100644 js/src/components/About/InstanceContactLink.vue
 create mode 100644 js/src/components/Error.vue

diff --git a/js/src/App.vue b/js/src/App.vue
index a0b85b0f8..b8c29a98a 100644
--- a/js/src/App.vue
+++ b/js/src/App.vue
@@ -20,7 +20,9 @@
         </p>
       </b-message>
     </div>
-    <main>
+    <error v-if="error" :error="error" />
+
+    <main v-else>
       <transition name="fade" mode="out-in">
         <router-view />
       </transition>
@@ -57,6 +59,8 @@ import { ICurrentUser } from "./types/current-user.model";
   components: {
     Logo,
     NavBar,
+    error: () =>
+      import(/* webpackChunkName: "editor" */ "./components/Error.vue"),
     "mobilizon-footer": Footer,
   },
 })
@@ -65,12 +69,18 @@ export default class App extends Vue {
 
   currentUser!: ICurrentUser;
 
+  error: Error | null = null;
+
   async created(): Promise<void> {
     if (await this.initializeCurrentUser()) {
       await initializeCurrentActor(this.$apollo.provider.defaultClient);
     }
   }
 
+  errorCaptured(error: Error): void {
+    this.error = error;
+  }
+
   private async initializeCurrentUser() {
     const userId = localStorage.getItem(AUTH_USER_ID);
     const userEmail = localStorage.getItem(AUTH_USER_EMAIL);
diff --git a/js/src/components/About/InstanceContactLink.vue b/js/src/components/About/InstanceContactLink.vue
new file mode 100644
index 000000000..80d17ecea
--- /dev/null
+++ b/js/src/components/About/InstanceContactLink.vue
@@ -0,0 +1,52 @@
+<template>
+  <p>
+    <a :title="contact" v-if="configLink" :href="configLink.uri">{{
+      configLink.text
+    }}</a>
+    <span v-else-if="contact">{{ contact }}</span>
+    <span v-else>{{ $t("contact uninformed") }}</span>
+  </p>
+</template>
+<script lang="ts">
+import { Component, Prop, Vue } from "vue-property-decorator";
+
+@Component
+export default class InstanceContactLink extends Vue {
+  @Prop({ required: true, type: String }) contact!: string;
+
+  get configLink(): { uri: string; text: string } | null {
+    if (!this.contact) return null;
+    if (this.isContactEmail) {
+      return {
+        uri: `mailto:${this.contact}`,
+        text: this.contact,
+      };
+    }
+    if (this.isContactURL) {
+      return {
+        uri: this.contact,
+        text:
+          InstanceContactLink.urlToHostname(this.contact) ||
+          (this.$t("Contact") as string),
+      };
+    }
+    return null;
+  }
+
+  get isContactEmail(): boolean {
+    return this.contact.includes("@");
+  }
+
+  get isContactURL(): boolean {
+    return this.contact.match(/^https?:\/\//g) !== null;
+  }
+
+  static urlToHostname(url: string): string | null {
+    try {
+      return new URL(url).hostname;
+    } catch (e) {
+      return null;
+    }
+  }
+}
+</script>
diff --git a/js/src/components/Error.vue b/js/src/components/Error.vue
new file mode 100644
index 000000000..3a0375860
--- /dev/null
+++ b/js/src/components/Error.vue
@@ -0,0 +1,219 @@
+<template>
+  <div class="container section" id="error-wrapper">
+    <div class="column">
+      <section>
+        <div class="picture-wrapper">
+          <picture>
+            <source
+              srcset="
+                /img/pics/error-480w.webp  1x,
+                /img/pics/error-1024w.webp 2x
+              "
+              type="image/webp"
+            />
+            <source
+              srcset="/img/pics/error-480w.jpg 1x, /img/pics/error-1024w.jpg 2x"
+              type="image/jpeg"
+            />
+
+            <img
+              :src="`/img/pics/error-480w.jpg`"
+              alt=""
+              width="480"
+              height="312"
+              loading="lazy"
+            />
+          </picture>
+        </div>
+        <b-message type="is-danger" class="is-size-5">
+          <h1>
+            {{
+              $t(
+                "An error has occured. Sorry about that. You may try to reload the page."
+              )
+            }}
+          </h1>
+        </b-message>
+      </section>
+      <b-loading v-if="$apollo.loading" :active.sync="$apollo.loading" />
+      <section v-else>
+        <h2 class="is-size-5">{{ $t("What can I do to help?") }}</h2>
+        <p class="content">
+          <i18n
+            tag="span"
+            path="{instanceName} is an instance of {mobilizon_link}, a free software built with the community."
+          >
+            <b slot="instanceName">{{ config.name }}</b>
+            <a slot="mobilizon_link" href="https://joinmobilizon.org">{{
+              $t("Mobilizon")
+            }}</a>
+          </i18n>
+          {{
+            $t(
+              "We improve this software thanks to your feedback. To let us know about this issue, two possibilities (both unfortunately require user account creation):"
+            )
+          }}
+        </p>
+        <div class="content">
+          <ul>
+            <li>
+              <a
+                href="https://framacolibri.org/c/mobilizon/39"
+                target="_blank"
+                >{{ $t("Open a topic on our forum") }}</a
+              >
+            </li>
+            <li>
+              <a
+                href="https://framagit.org/framasoft/mobilizon/-/issues/new?issuable_template=Bug"
+                target="_blank"
+                >{{
+                  $t("Open an issue on our bug tracker (advanced users)")
+                }}</a
+              >
+            </li>
+          </ul>
+        </div>
+        <p class="content">
+          {{
+            $t(
+              "Please add as many details as possible to help identify the problem."
+            )
+          }}
+        </p>
+
+        <details>
+          <summary class="is-size-5">{{ $t("Technical details") }}</summary>
+          <p>{{ $t("Error message") }}</p>
+          <pre>{{ error }}</pre>
+          <p>{{ $t("Error stacktrace") }}</p>
+          <pre>{{ error.stack }}</pre>
+        </details>
+        <p>
+          {{
+            $t(
+              "The technical details of the error can help developers solve the problem more easily. Please add them to your feedback."
+            )
+          }}
+        </p>
+        <div class="buttons">
+          <b-tooltip
+            :label="tooltipConfig.label"
+            :type="tooltipConfig.type"
+            :active="copied !== false"
+            always
+          >
+            <b-button @click="copyErrorToClipboard">{{
+              $t("Copy details to clipboard")
+            }}</b-button>
+          </b-tooltip>
+        </div>
+      </section>
+    </div>
+  </div>
+</template>
+<script lang="ts">
+import { CONTACT } from "@/graphql/config";
+import { Component, Prop, Vue } from "vue-property-decorator";
+import InstanceContactLink from "@/components/About/InstanceContactLink.vue";
+
+@Component({
+  apollo: {
+    config: {
+      query: CONTACT,
+    },
+  },
+  metaInfo() {
+    return {
+      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+      // @ts-ignore
+      title: this.$t("Error") as string,
+      titleTemplate: "%s | Mobilizon",
+    };
+  },
+  components: {
+    InstanceContactLink,
+  },
+})
+export default class ErrorComponent extends Vue {
+  @Prop({ required: true, type: Error }) error!: Error;
+
+  copied: "success" | "error" | false = false;
+
+  config!: { contact: string | null; name: string };
+
+  async copyErrorToClipboard(): Promise<void> {
+    try {
+      if (window.isSecureContext && navigator.clipboard) {
+        await navigator.clipboard.writeText(this.fullErrorString);
+      } else {
+        this.fallbackCopyTextToClipboard(this.fullErrorString);
+      }
+      this.copied = "success";
+      setTimeout(() => {
+        this.copied = false;
+      }, 2000);
+    } catch (e) {
+      this.copied = "error";
+      console.error("Unable to copy to clipboard");
+      console.error(e);
+    }
+  }
+
+  get fullErrorString(): string {
+    return `${this.error.name}: ${this.error.message}\n\n${this.error.stack}`;
+  }
+
+  get tooltipConfig(): { label: string | null; type: string | null } {
+    if (this.copied === "success")
+      return {
+        label: this.$t("Error details copied!") as string,
+        type: "is-success",
+      };
+    if (this.copied === "error")
+      return {
+        label: this.$t("Unable to copy to clipboard") as string,
+        type: "is-danger",
+      };
+    return { label: null, type: "is-primary" };
+  }
+
+  private fallbackCopyTextToClipboard(text: string): void {
+    const textArea = document.createElement("textarea");
+    textArea.value = text;
+
+    // Avoid scrolling to bottom
+    textArea.style.top = "0";
+    textArea.style.left = "0";
+    textArea.style.position = "fixed";
+
+    document.body.appendChild(textArea);
+    textArea.focus();
+    textArea.select();
+
+    document.execCommand("copy");
+
+    document.body.removeChild(textArea);
+  }
+}
+</script>
+<style lang="scss" scoped>
+#error-wrapper {
+  width: 100%;
+  background: $white;
+
+  section {
+    margin-bottom: 2rem;
+  }
+
+  .picture-wrapper {
+    text-align: center;
+  }
+
+  details {
+    summary:hover {
+      cursor: pointer;
+    }
+  }
+}
+</style>
diff --git a/js/src/graphql/config.ts b/js/src/graphql/config.ts
index 3dd903581..6e514ef35 100644
--- a/js/src/graphql/config.ts
+++ b/js/src/graphql/config.ts
@@ -112,6 +112,15 @@ export const ABOUT = gql`
   }
 `;
 
+export const CONTACT = gql`
+  query Contact {
+    config {
+      name
+      contact
+    }
+  }
+`;
+
 export const RULES = gql`
   query Rules {
     config {
diff --git a/js/src/i18n/en_US.json b/js/src/i18n/en_US.json
index fe0b9e625..669100da6 100644
--- a/js/src/i18n/en_US.json
+++ b/js/src/i18n/en_US.json
@@ -836,5 +836,19 @@
   "No follower matches the filters": "No follower matches the filters",
   "@{username}'s follow request was rejected": "@{username}'s follow request was rejected",
   "Followers will receive new public events and posts.": "Followers will receive new public events and posts.",
-  "Manually approve new followers": "Manually approve new followers"
+  "Manually approve new followers": "Manually approve new followers",
+  "An error has occured. Sorry about that. You may try to reload the page.": "An error has occured. Sorry about that. You may try to reload the page.",
+  "What can I do to help?": "What can I do to help?",
+  "We improve this software thanks to your feedback. To let us know about this issue, two possibilities (both unfortunately require user account creation):": "We improve this software thanks to your feedback. To let us know about this issue, two possibilities (both unfortunately require user account creation):'",
+  "Please add as many details as possible to help identify the problem.": "Please add as many details as possible to help identify the problem.",
+  "Technical details": "Technical details",
+  "Error message": "Error message",
+  "Error stacktrace": "Error stacktrace",
+  "The technical details of the error can help developers solve the problem more easily. Please add them to your feedback.": "The technical details of the error can help developers solve the problem more easily. Please add them to your feedback.",
+  "Error details copied!": "Error details copied!",
+  "Copy details to clipboard": "Copy details to clipboard",
+  "{instanceName} is an instance of {mobilizon_link}, a free software built with the community.": "{instanceName} is an instance of {mobilizon_link}, a free software built with the community.",
+  "Open a topic on our forum": "Open a topic on our forum",
+  "Open an issue on our bug tracker (advanced users)": "Open an issue on our bug tracker (advanced users)",
+  "Unable to copy to clipboard": "Unable to copy to clipboard"
 }
diff --git a/js/src/i18n/fr_FR.json b/js/src/i18n/fr_FR.json
index 4433842b5..30038166f 100644
--- a/js/src/i18n/fr_FR.json
+++ b/js/src/i18n/fr_FR.json
@@ -931,5 +931,19 @@
   "No follower matches the filters": "Aucun⋅e abonné⋅e ne correspond aux filtres",
   "@{username}'s follow request was rejected": "La demande de suivi de @{username} a été rejettée",
   "Followers will receive new public events and posts.": "Les abonnée⋅s recevront les nouveaux événements et billets publics.",
-  "Manually approve new followers": "Approuver les nouvelles demandes de suivi manuellement"
+  "Manually approve new followers": "Approuver les nouvelles demandes de suivi manuellement",
+  "An error has occured. Sorry about that. You may try to reload the page.": "Une erreur est survenue. Nous en sommes désolé⋅es. Vous pouvez essayer de rafraîchir la page.",
+  "What can I do to help?": "Que puis-je faire pour aider ?",
+  "We improve this software thanks to your feedback. To let us know about this issue, two possibilities (both unfortunately require user account creation):": "Nous améliorons ce logiciel grâce à vos retours. Pour nous avertir de ce problème, vous avez deux possibilités (les deux requièrent toutefois la création d'un compte) :",
+  "Please add as many details as possible to help identify the problem.": "Merci d'ajouter un maximum de détails afin d'aider à identifier le problème.",
+  "Technical details": "Détails techniques",
+  "Error message": "Message d'erreur",
+  "Error stacktrace": "Trace d'appels de l'erreur",
+  "The technical details of the error can help developers solve the problem more easily. Please add them to your feedback.": "Les détails techniques de l'erreur peuvent aider les développeur⋅ices à résoudre le problème plus facilement. Merci de les inclure dans vos retours.",
+  "Error details copied!": "Détails de l'erreur copiés !",
+  "Copy details to clipboard": "Copier les détails dans le presse-papiers",
+  "{instanceName} is an instance of {mobilizon_link}, a free software built with the community.": "{instanceName} est une instance de {mobilizon_link}, un logiciel libre construit de manière communautaire.",
+  "Open a topic on our forum": "Ouvrir un sujet sur notre forum",
+  "Open an issue on our bug tracker (advanced users)": "Ouvrir un ticket sur notre système de suivi des bugs (utilisateur⋅ices avancé⋅es)",
+  "Unable to copy to clipboard": "Impossible de copier dans le presse-papiers"
 }
diff --git a/js/src/router/index.ts b/js/src/router/index.ts
index e6313a39f..0a8b0534d 100644
--- a/js/src/router/index.ts
+++ b/js/src/router/index.ts
@@ -157,5 +157,10 @@ const router = new Router({
 });
 
 router.beforeEach(authGuardIfNeeded);
+router.afterEach(() => {
+  // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+  // @ts-ignore
+  router.app.$children[0].error = null;
+});
 
 export default router;
diff --git a/js/src/views/About/AboutInstance.vue b/js/src/views/About/AboutInstance.vue
index 86b75262f..9aa1d9d26 100644
--- a/js/src/views/About/AboutInstance.vue
+++ b/js/src/views/About/AboutInstance.vue
@@ -25,16 +25,7 @@
       </div>
       <div class="column contact">
         <h4>{{ $t("Contact") }}</h4>
-        <p>
-          <a
-            :title="config.contact"
-            v-if="generateConfigLink()"
-            :href="generateConfigLink().uri"
-            >{{ generateConfigLink().text }}</a
-          >
-          <span v-else-if="config.contact">{{ config.contact }}</span>
-          <span v-else>{{ $t("contact uninformed") }}</span>
-        </p>
+        <instance-contact-link :contact="config.contact" />
       </div>
     </section>
     <hr />
@@ -85,6 +76,7 @@
 <script lang="ts">
 import { Component, Vue } from "vue-property-decorator";
 import { formatList } from "@/utils/i18n";
+import InstanceContactLink from "@/components/About/InstanceContactLink.vue";
 import { LANGUAGES_CODES } from "@/graphql/admin";
 import { ILanguage } from "@/types/admin.model";
 import { ABOUT } from "../../graphql/config";
@@ -109,6 +101,9 @@ import langs from "../../i18n/langs.json";
       },
     },
   },
+  components: {
+    InstanceContactLink,
+  },
 })
 export default class AboutInstance extends Vue {
   config!: IConfig;
@@ -117,14 +112,6 @@ export default class AboutInstance extends Vue {
 
   languages!: ILanguage[];
 
-  get isContactEmail(): boolean {
-    return this.config && this.config.contact.includes("@");
-  }
-
-  get isContactURL(): boolean {
-    return this.config && this.config.contact.match(/^https?:\/\//g) !== null;
-  }
-
   get formattedLanguageList(): string {
     if (this.languages) {
       const list = this.languages.map(({ name }) => name);
@@ -138,33 +125,6 @@ export default class AboutInstance extends Vue {
     const languageMaps = langs as Record<string, any>;
     return languageMaps[code];
   }
-
-  generateConfigLink(): { uri: string; text: string } | null {
-    if (!this.config.contact) return null;
-    if (this.isContactEmail) {
-      return {
-        uri: `mailto:${this.config.contact}`,
-        text: this.config.contact,
-      };
-    }
-    if (this.isContactURL) {
-      return {
-        uri: this.config.contact,
-        text:
-          AboutInstance.urlToHostname(this.config.contact) ||
-          (this.$t("Contact") as string),
-      };
-    }
-    return null;
-  }
-
-  static urlToHostname(url: string): string | null {
-    try {
-      return new URL(url).hostname;
-    } catch (e) {
-      return null;
-    }
-  }
 }
 </script>
 
diff --git a/js/src/views/Event/Event.vue b/js/src/views/Event/Event.vue
index b8d688e78..4ac324b64 100755
--- a/js/src/views/Event/Event.vue
+++ b/js/src/views/Event/Event.vue
@@ -1,6 +1,5 @@
 <template>
   <div class="container">
-    <b-loading :active.sync="$apollo.loading" />
     <transition appear name="fade" mode="out-in">
       <div>
         <div