Add leave/join/delete event logic

js/src/graphql/event.ts

@@ -1,5 +1,14 @@
 import gql from 'graphql-tag';
 
+const participantQuery = `
+  role,
+  actor {
+    preferredUsername,
+    avatarUrl,
+    name
+  }
+`;
+
 export const FETCH_EVENT = gql`
   query($uuid:UUID!) {
     event(uuid: $uuid) {
@@ -29,12 +38,7 @@ export const FETCH_EVENT = gql`
       #     name,
       # },
       participants {
-                actor {
-                    avatarUrl,
-                    preferredUsername,
-                    name,
-                },
-                role,
+        ${participantQuery}
       },
       category {
         title,
@@ -75,12 +79,7 @@ export const FETCH_EVENTS = gql`
         title,
       },
       participants {
-            role,
-            actor {
-                preferredUsername,
-                avatarUrl,
-                name
-            }
+        ${participantQuery}
       }
     }
   }
@@ -122,13 +121,37 @@ export const EDIT_EVENT = gql`
 `;
 
 export const JOIN_EVENT = gql`
-    mutation JoinEvent(
-        $uuid: String!,
-        $username: String!    
-    ) {
+  mutation JoinEvent($id: Int!, $actorId: Int!) {
     joinEvent(
-            uuid: $uuid,
-            username: $username
+      id: $id,
+      actorId: $actorId
+    ) {
+      actor {
+        ${participantQuery}
+      },
+      role
+    }
+  }
+`;
+
+export const LEAVE_EVENT = gql`
+  mutation LeaveEvent($id: Int!, $actorId: Int!) {
+    leaveEvent(
+      id: $id,
+      actorId: $actorId
+    ) {
+      actor {
+        id
+      }
+    }
+  }
+`;
+
+export const DELETE_EVENT = gql`
+  mutation DeleteEvent($id: Int!, $actorId: Int!) {
+    deleteEvent(
+      id: $id,
+      actorId: $actorId
     )
   }
 `;

js/src/types/actor.model.ts

@@ -19,7 +19,10 @@ export interface IGroup extends IActor {
 }
 
 export enum MemberRole {
-    PENDING, MEMBER, MODERATOR, ADMIN
+  PENDING,
+  MEMBER,
+  MODERATOR,
+  ADMIN,
 }
 
 export interface IMember {

js/src/types/event.model.ts

@@ -1,30 +1,30 @@
-import { IActor } from "./actor.model";
+import { IActor } from './actor.model';
 
 export enum EventStatus {
   TENTATIVE,
   CONFIRMED,
-    CANCELLED
+  CANCELLED,
 }
 
 export enum EventVisibility {
   PUBLIC,
   UNLISTED,
   RESTRICTED,
-    PRIVATE
+  PRIVATE,
 }
 
 export enum EventJoinOptions {
   FREE,
   RESTRICTED,
-    INVITE
+  INVITE,
 }
 
 export enum ParticipantRole {
   NOT_APPROVED = 'not_approved',
   PARTICIPANT = 'participant',
   MODERATOR = 'moderator',
-    ADMINSTRATOR = 'administrator',
-    CREATOR = 'creator'
+  ADMINISTRATOR = 'administrator',
+  CREATOR = 'creator',
 }
 
 export interface ICategory {
@@ -34,29 +34,37 @@ export interface ICategory {
 }
 
 export interface IParticipant {
-    role: ParticipantRole,
-    actor: IActor,
-    event: IEvent
+  role: ParticipantRole;
+  actor: IActor;
+  event: IEvent;
 }
 
 export interface IEvent {
+  id?: number;
   uuid: string;
   url: string;
   local: boolean;
+
   title: string;
   description: string;
+  category: ICategory;
+
   begins_on: Date;
   ends_on: Date;
+  publish_at: Date;
+
   status: EventStatus;
   visibility: EventVisibility;
+
   join_options: EventJoinOptions;
+
   thumbnail: string;
   large_image: string;
-    publish_at: Date;
-    // online_address: Adress;
-    // phone_address: string;
+
   organizerActor: IActor;
   attributedTo: IActor;
   participants: IParticipant[];
-    category: ICategory;
+
+  // online_address: Address;
+  // phone_address: string;
 }

js/src/views/Event/Event.vue

@@ -93,13 +93,15 @@
 </template>
 
 <script lang="ts">
-import { FETCH_EVENT } from "@/graphql/event";
-import { Component, Prop, Vue } from "vue-property-decorator";
-import VueMarkdown from "vue-markdown";
-import { LOGGED_PERSON } from "../../graphql/actor";
-import { IEvent } from "@/types/event.model";
-import { JOIN_EVENT } from "../../graphql/event";
-import { IPerson } from "@/types/actor.model";
+import { DELETE_EVENT, FETCH_EVENT, LEAVE_EVENT } from '@/graphql/event';
+import { Component, Prop, Vue } from 'vue-property-decorator';
+import { LOGGED_PERSON } from '@/graphql/actor';
+import { IEvent, IParticipant } from '@/types/event.model';
+import { JOIN_EVENT } from '@/graphql/event';
+import { IPerson } from '@/types/actor.model';
+
+// No typings for this component, so we use require
+const VueMarkdown = require('vue-markdown');
 
 @Component({
   components: {
@@ -126,31 +128,73 @@ export default class Event extends Vue {
   loggedPerson!: IPerson;
   validationSent: boolean = false;
 
-  deleteEvent() {
+  async deleteEvent() {
     const router = this.$router;
-    // FIXME: remove eventFetch
-    // eventFetch(`/events/${this.uuid}`, this.$store, { method: 'DELETE' })
-    //   .then(() => router.push({ name: 'EventList' }));
+
+    try {
+      await this.$apollo.mutate<IParticipant>({
+        mutation: DELETE_EVENT,
+        variables: {
+          id: this.event.id,
+          actorId: this.loggedPerson.id,
+        }
+      });
+
+      router.push({ name: 'EventList' })
+    } catch (error) {
+      console.error(error);
+    }
   }
 
   async joinEvent() {
     try {
-      this.validationSent = true;
-      await this.$apollo.mutate({
-        mutation: JOIN_EVENT
+      await this.$apollo.mutate<IParticipant>({
+        mutation: JOIN_EVENT,
+        variables: {
+          id: this.event.id,
+          actorId: this.loggedPerson.id,
+        },
+        update: (store, { data: { joinEvent } }) => {
+          const event = store.readQuery<IEvent>({ query: FETCH_EVENT });
+          if (event === null) {
+            console.error('Cannot update event participant cache, because of null value.')
+            return
+          }
+
+          event.participants = event.participants.concat([ joinEvent ]);
+
+          store.writeQuery({ query: FETCH_EVENT, data: event });
+        }
       });
     } catch (error) {
       console.error(error);
     }
   }
 
-  leaveEvent() {
-    // FIXME: remove eventFetch
-    // eventFetch(`/events/${this.uuid}/leave`, this.$store)
-    //   .then(response => response.json())
-    //   .then((data) => {
-    //     console.log(data);
-    //   });
+  async leaveEvent() {
+    try {
+      await this.$apollo.mutate<IParticipant>({
+        mutation: LEAVE_EVENT,
+        variables: {
+          id: this.event.id,
+          actorId: this.loggedPerson.id,
+        },
+        update: (store, { data: { leaveEvent } }) => {
+          const event = store.readQuery<IEvent>({ query: FETCH_EVENT });
+          if (event === null) {
+            console.error('Cannot update event participant cache, because of null value.');
+            return
+          }
+
+          event.participants = event.participants
+            .filter(p => p.actor.id !== leaveEvent.actor.id);
+
+          store.writeQuery({ query: FETCH_EVENT, data: event });
+        }
+      });
+    } catch (error) {
+      console.error(error);
+    }
   }
 
   downloadIcsEvent() {
@@ -169,28 +213,16 @@ export default class Event extends Vue {
   }
 
   actorIsParticipant() {
-    return (
-      (this.loggedPerson &&
+    if (this.actorIsOrganizer()) return true;
+
+    return this.loggedPerson &&
       this.event.participants
-          .map(participant => participant.actor.preferredUsername)
-          .includes(this.loggedPerson.preferredUsername)) ||
-      this.actorIsOrganizer()
-    );
+          .some(participant => participant.actor.id === this.loggedPerson.id);
   }
-  //
+
   actorIsOrganizer() {
-    return (
-      this.loggedPerson &&
-      this.loggedPerson.preferredUsername ===
-        this.event.organizerActor.preferredUsername
-    );
+    return this.loggedPerson &&
+      this.loggedPerson.id === this.event.organizerActor.id;
   }
 }
 </script>
-
-<!-- Add "scoped" attribute to limit CSS to this component only -->
-<style>
-.v-card__media__background {
-  filter: contrast(0.4);
-}
-</style>