Friendship management added

backend/controllers/socialnetworkController.js

@@ -23,6 +23,9 @@ class SocialNetworkController {
         this.updateDiaryEntry = this.updateDiaryEntry.bind(this);
         this.deleteDiaryEntry = this.deleteDiaryEntry.bind(this);
         this.getDiaryEntries = this.getDiaryEntries.bind(this);
+        this.addFriend = this.addFriend.bind(this);
+        this.removeFriend = this.removeFriend.bind(this);
+        this.acceptFriendship = this.acceptFriendship.bind(this);
     }
 
     async userSearch(req, res) {
@@ -287,6 +290,42 @@ class SocialNetworkController {
             res.status(500).json({ error: error.message });
         }
     }
+
+    async addFriend(req, res) {
+        try {
+            const { userid: hashedUserid } = req.headers;
+            const { friendUserid } = req.body;
+            await this.socialNetworkService.addFriend(hashedUserid, friendUserid);
+            res.status(201).json({ message: 'added' });
+        } catch (error) {
+            console.error('Error in addFriend:', error);
+            res.status(500).json({ error: error.message });
+        }
+    }
+
+    async removeFriend(req, res) {
+        try {
+            const { userid: hashedUserid } = req.headers;
+            const { friendUserid } = req.params;
+            await this.socialNetworkService.removeFriend(hashedUserid, friendUserid);
+            res.status(200).json({ message: 'removed' });
+        } catch (error) {
+            console.error('Error in removeFriend:', error);
+            res.status(500).json({ error: error.message });
+        }
+    }
+
+    async acceptFriendship(req, res) {
+        try {
+            const { userid: hashedUserid } = req.headers;
+            const { friendUserid } = req.params;
+            await this.socialNetworkService.acceptFriendship(hashedUserid, friendUserid);
+            res.status(200).json({ message: 'accepted' });
+        } catch (error) {
+            console.error('Error in acceptFriendship:', error);
+            res.status(500).json({ error: error.message });
+        }
+    }
 }
 
 export default SocialNetworkController;

backend/models/associations.js

@@ -27,6 +27,7 @@ import TitleHistory from './forum/title_history.js';
 import ForumPermission from './forum/forum_permission.js';
 import ForumUserPermission from './forum/forum_user_permission.js';
 import ForumForumPermission from './forum/forum_forum_permission.js';
+import Friendship from './community/friendship.js';
 
 export default function setupAssociations() {
     // UserParam related associations
@@ -156,4 +157,9 @@ export default function setupAssociations() {
 
     ForumPermission.hasMany(ForumUserPermission, { foreignKey: 'permissionId' });
     ForumUserPermission.belongsTo(ForumPermission, { foreignKey: 'permissionId' });
+
+    Friendship.belongsTo(User, { foreignKey: 'user1Id', as: 'friendSender' });
+    Friendship.belongsTo(User, { foreignKey: 'user2Id', as: 'friendReceiver' });
+    User.hasMany(Friendship, { foreignKey: 'user1Id', as: 'friendSender' });
+    User.hasMany(Friendship, { foreignKey: 'user2Id', as: 'friendReceiver' });
 }

backend/models/community/friendship.js

@@ -0,0 +1,37 @@
+import { sequelize } from '../../utils/sequelize.js';
+import { DataTypes } from 'sequelize';
+
+const Friendship = sequelize.define('friendship', {
+    id: {
+        type: DataTypes.INTEGER,
+        primaryKey: true,
+        autoIncrement: true
+    },
+    user1Id: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    },
+    user2Id: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    },
+    accepted: {
+        type: DataTypes.BOOLEAN,
+        defaultValue: false
+    },
+    denied: {
+        type: DataTypes.BOOLEAN,
+        defaultValue: false
+    },
+    withdrawn: {
+        type: DataTypes.BOOLEAN,
+        defaultValue: false
+    }
+}, {
+    tableName: 'friendship',
+    schema: 'community',
+    underscored: true,
+    timestamps: true,
+});
+
+export default Friendship;

backend/models/index.js

@@ -31,6 +31,7 @@ import Message from './forum/message.js';
 import MessageHistory from './forum/message_history.js';
 import MessageImage from './forum/message_image.js';
 import ForumForumPermission from './forum/forum_forum_permission.js';
+import Friendship from './community/friendship.js';
 
 const models = {
     SettingsType,
@@ -66,6 +67,7 @@ const models = {
     Message,
     MessageHistory,
     MessageImage,
+    Friendship,
 };
 
 export default models;

backend/routers/socialnetworkRouter.js

@@ -7,25 +7,30 @@ const upload = multer();
 const router = express.Router();
 const socialNetworkController = new SocialNetworkController();
 
-router.post('/usersearch', authenticate, socialNetworkController.userSearch);
+router.use(authenticate);
-router.get('/profile/main/:userId', authenticate, socialNetworkController.profile);
+
-router.post('/folders/:folderId', authenticate, socialNetworkController.createFolder);
+router.post('/usersearch', socialNetworkController.userSearch);
-router.get('/folders', authenticate, socialNetworkController.getFolders);
+router.get('/profile/main/:userId', socialNetworkController.profile);
-router.get('/folder/:folderId', authenticate, socialNetworkController.getFolderImageList);
+router.post('/folders/:folderId', socialNetworkController.createFolder);
-router.post('/images', authenticate, upload.single('image'), socialNetworkController.uploadImage);
+router.get('/folders', socialNetworkController.getFolders);
-router.get('/images/:imageId', authenticate, socialNetworkController.getImage);
+router.get('/folder/:folderId', socialNetworkController.getFolderImageList);
-router.put('/images/:imageId', authenticate, socialNetworkController.changeImage);
+router.post('/images', upload.single('image'), socialNetworkController.uploadImage);
-router.get('/imagevisibilities', authenticate, socialNetworkController.getImageVisibilityTypes);
+router.get('/images/:imageId', socialNetworkController.getImage);
-router.get('/image/:hash', authenticate, socialNetworkController.getImageByHash);
+router.put('/images/:imageId', socialNetworkController.changeImage);
-router.get('/profile/images/folders/:username', authenticate, socialNetworkController.getFoldersByUsername);
+router.get('/imagevisibilities', socialNetworkController.getImageVisibilityTypes);
-router.delete('/folders/:folderId', authenticate, socialNetworkController.deleteFolder);
+router.get('/image/:hash', socialNetworkController.getImageByHash);
-router.post('/guestbook/entries', authenticate, upload.single('image'), socialNetworkController.createGuestbookEntry);
+router.get('/profile/images/folders/:username', socialNetworkController.getFoldersByUsername);
-router.get('/guestbook/entries/:username/:page', authenticate, socialNetworkController.getGuestbookEntries);
+router.delete('/folders/:folderId', socialNetworkController.deleteFolder);
-router.delete('/guestbook/entries/:entryId', authenticate, socialNetworkController.deleteGuestbookEntry);
+router.post('/guestbook/entries', upload.single('image'), socialNetworkController.createGuestbookEntry);
-router.get('/guestbook/image/:guestbookUserName/:entryId', authenticate, socialNetworkController.getGuestbookImage);
+router.get('/guestbook/entries/:username/:page', socialNetworkController.getGuestbookEntries);
-router.post('/diary', authenticate, socialNetworkController.createDiaryEntry);
+router.delete('/guestbook/entries/:entryId', socialNetworkController.deleteGuestbookEntry);
-router.put('/diary/:diaryEntryId', authenticate, socialNetworkController.updateDiaryEntry);
+router.get('/guestbook/image/:guestbookUserName/:entryId', socialNetworkController.getGuestbookImage);
-router.delete('/diary/:entryId', authenticate, socialNetworkController.deleteDiaryEntry);
+router.post('/diary', socialNetworkController.createDiaryEntry);
-router.get('/diary/:page', authenticate, socialNetworkController.getDiaryEntries);
+router.put('/diary/:diaryEntryId', socialNetworkController.updateDiaryEntry);
+router.delete('/diary/:entryId', socialNetworkController.deleteDiaryEntry);
+router.get('/diary/:page', socialNetworkController.getDiaryEntries);
+router.post('/friend', socialNetworkController.addFriend);
+router.delete('/friend/:friendUserId', socialNetworkController.removeFriend);
+router.put('/friend/:friendUserId', socialNetworkController.acceptFriendship);
 
 export default router;

backend/services/socialnetworkService.js

@@ -23,6 +23,7 @@ import { JSDOM } from 'jsdom';
 import DOMPurify from 'dompurify';
 import sharp from 'sharp';
 import Diary from '../models/community/diary.js';
+import Friendship from '../models/community/friendship.js';
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
@@ -347,7 +348,15 @@ class SocialNetworkService extends BaseService {
                         { model: UserParamType, as: 'paramType' },
                         { model: UserParamVisibility, as: 'param_visibilities', include: [{ model: UserParamVisibilityType, as: 'visibility_type' }] }
                     ],
-                    order: [['order_id', 'asc']]
+                    order: [['order_id', 'asc']],
+                },
+                {
+                    model: Friendship,
+                    as: 'friendSender',
+                },
+                {
+                    model: Friendship,
+                    as: 'friendReceiver',
                 }
             ]
         });
@@ -370,9 +379,26 @@ class SocialNetworkService extends BaseService {
                 };
             }
         }
+        let friendship = null;
+        if (user.friendSender && user.friendSender.length > 0) {
+            friendship = {
+                isSender: true,
+                accepted: user.friendSender[0].dataValues.accepted,
+                denied: user.friendSender[0].dataValues.denied,
+                withdrawn: user.friendSender[0].dataValues.withdrawn,
+            }
+        } else if (user.friendReceiver && user.friendReceiver.length > 0) {
+            friendship = {
+                isSender: false,
+                accepted: user.friendReceiver[0].dataValues.accepted,
+                denied: user.friendReceiver[0].dataValues.denied,
+                withdrawn: user.friendReceiver[0].dataValues.withdrawn,
+            }
+        }
         return {
             username: user.username,
             registrationDate: user.registrationDate,
+            friendship: friendship,
             params: userParams
         };
     }
@@ -707,5 +733,83 @@ class SocialNetworkService extends BaseService {
         });
         return { entries: entries.rows, totalPages: Math.ceil(entries.count / 20) };
     }
+
+    async addFriend(hashedUserid, friendUserid) {
+        const requestingUserId = await this.checkUserAccess(hashedUserid);
+        const friend = await this.loadUserByHash(friendUserid);
+        if (!friend) {
+            throw new Error('notfound');
+        }
+        const friendship = await Friendship.findOne({
+            where: {
+                [Op.or]: [
+                    { user1Id: requestingUserId, user2Id: friend.id },
+                    { user1Id: friend.id, user2Id: requestingUserId }
+                ]
+            }
+        });
+        if (friendship) {
+            if (friendship.withdrawn) {
+                friendship.withdrawn = false;
+
+            } else {
+                throw new Error('alreadyexists');
+            }
+        } else {
+            await Friendship.create({ user1Id: requestingUserId, user2Id: friend.id });
+        }
+        return { accepted: false, withdrawn: false, denied: false };
+    }
+
+    async removeFriend(hashedUserid, friendUserid) {
+        const requestingUserId = await this.checkUserAccess(hashedUserid);
+        const friend = await this.loadUserByHash(friendUserid);
+        if (!friend) {
+            throw new Error('notfound');
+        }
+        const friendship = await Friendship.findOne({
+            where: {
+                [Op.or]: [
+                    { user1Id: requestingUserId, user2Id: friend.id },
+                    { user1Id: friend.id, user2Id: requestingUserId }
+                ]
+            }
+        });
+        if (!friendship) {
+            throw new Error('notfound');
+        }
+        if (friendship.user1Id === requestingUserId) {
+            friendship.update({ withdrawn: true })
+        } else {
+            friendship.update({ denied: true });
+        }
+        return true;
+    }
+
+    async acceptFriendship(hashedUserid, friendUserid) {
+        const requestingUserId = await this.checkUserAccess(hashedUserid);
+        const friend = await this.loadUserByHash(friendUserid);
+        if (!friend) {
+            throw new Error('notfound');
+        }
+        const friendship = await Friendship.findOne({
+            where: {
+                [Op.or]: [
+                    { user1Id: requestingUserId, user2Id: friend.id },
+                    { user1Id: friend.id, user2Id: requestingUserId }
+                ]
+            }
+        });
+        if (!friendship) {
+            throw new Error('notfound');
+        }
+        if (friendship.user1Id === requestingUserId && friendship.withdrawn) {
+            friendship.update({ withdrawn: false });
+        } else if (friendship.user2Id === requestingUserId && friendship.denied) {
+            friendship.update({ denied: false, accepted: true });
+        } else {
+            throw new Error('notfound');
+        }
+    }
 }
 export default SocialNetworkService;

frontend/src/App.vue

@@ -14,7 +14,9 @@
     <DataPrivacyDialog ref="dataPrivacyDialog" />
     <ErrorDialog ref="errorDialog" />
     <ImprintDialog ref="imprintDialog" />
-    <ShowImageDialog ref="showImageDialog" /></div>
+    <ShowImageDialog ref="showImageDialog" />
+    <MessageDialog ref="messageDialog" />
+  </div>
 </template>
 
 <script>
@@ -34,6 +36,7 @@ import DataPrivacyDialog from './dialogues/standard/DataPrivacyDialog.vue';
 import ErrorDialog from './dialogues/standard/ErrorDialog.vue';
 import ImprintDialog from './dialogues/standard/ImprintDialog.vue';
 import ShowImageDialog from './dialogues/socialnetwork/ShowImageDialog.vue';
+import MessageDialog from './dialogues/standard/MessageDialog.vue';
 
 export default {
   name: 'App',
@@ -59,6 +62,7 @@ export default {
     ErrorDialog,
     ImprintDialog,
     ShowImageDialog,
+    MessageDialog,
   },
   created() {
     this.$store.dispatch('loadLoginState');

frontend/src/components/DialogWidget.vue

@@ -1,5 +1,6 @@
 <template>
-  <div v-if="visible" :class="['dialog-overlay', { 'non-modal': !modal, 'is-active': isActive }]" @click.self="handleOverlayClick">
+  <div v-if="visible" :class="['dialog-overlay', { 'non-modal': !modal, 'is-active': isActive }]"
+    @click.self="handleOverlayClick">
     <div class="dialog" :class="{ minimized: minimized }"
       :style="{ width: dialogWidth, height: dialogHeight, top: dialogTop, left: dialogLeft, position: 'absolute' }"
       v-if="!minimized" ref="dialog">
@@ -11,7 +12,7 @@
         <span v-if="!modal" class="dialog-minimize" @click="minimize">_</span>
         <span v-if="showClose" class="dialog-close" @click="close">✖</span>
       </div>
-      <div class="dialog-body">
+      <div class="dialog-body" :style="{ '--dialog-display': display }">
         <slot></slot>
       </div>
       <div class="dialog-footer">
@@ -62,6 +63,10 @@ export default {
     isTitleTranslated: {
       type: Boolean,
       default: false
+    },
+    display: {
+      type: String,
+      default: 'block'
     }
   },
   data() {
@@ -170,7 +175,7 @@ export default {
 };
 </script>
 
-<style scoped>
+<style lang="scss" scoped>
 .dialog-overlay {
   position: fixed;
   top: 0;
@@ -236,9 +241,13 @@ export default {
   flex-grow: 1;
   padding: 20px;
   overflow-y: auto;
+  display: var(--dialog-display);
+  &[style*="--dialog-display: flex"] {
+    flex-direction: column;
+  }
 }
 
-.dialog-footer {
+dialog-footer {
   display: flex;
   justify-content: flex-end;
   padding: 10px 20px;
@@ -261,6 +270,7 @@ export default {
   color: #7E471B;
   border: 1px solid #7E471B;
 }
+
 .is-active {
   z-index: 990;
 }

frontend/src/dialogues/socialnetwork/UserProfileDialog.vue

@@ -1,8 +1,15 @@
 <template>
     <DialogWidget ref="dialog" :title="$t('socialnetwork.profile.pretitle')" :isTitleTranslated="isTitleTranslated"
         :show-close="true" :buttons="[{ text: 'Ok', action: 'close' }]" :modal="false" @close="closeDialog" height="75%"
-        name="UserProfileDialog">
+        name="UserProfileDialog" display="flex">
-        <div class="dialog-body">
+        <div class="activities">
+            <span>{{ $t(`socialnetwork.friendship.state.${friendshipState}`) }}</span>
+            <img v-if="['none', 'denied', 'withdrawn'].includes(friendshipState)" src="/images/icons/request-friendship.png"
+                @click="handleFriendship()" />
+            <img v-else-if="['accepted', 'open']" src="/images/icons/cancel-friendship.png"
+                @click="handleFriendship()" />
+        </div>
+        <div class="profile-content">
             <div>
                 <ul class="tab-list">
                     <li v-for="tab in tabs" :key="tab.name" :class="{ active: activeTab === tab.name }"
@@ -137,6 +144,8 @@ export default {
                 menubar: 'edit format table',
                 promotion: false,
             },
+            hasSendFriendshipRequest: false,
+            friendshipState: 'none',
         };
     },
     methods: {
@@ -148,6 +157,7 @@ export default {
             try {
                 const response = await apiClient.get(`/api/socialnetwork/profile/main/${this.userId}`);
                 this.userProfile = response.data;
+                this.setFriendshipStatus(response.data.friendship);
                 const newTitle = this.$t('socialnetwork.profile.title').replace('<username>', this.userProfile.username);
                 this.$refs.dialog.updateTitle(newTitle, false);
                 if (this.activeTab === 'images') {
@@ -300,7 +310,6 @@ export default {
         },
         async fetchGuestbookImage(guestbookOwnerName, entry) {
             try {
-                console.log(entry, guestbookOwnerName);
                 const response = await apiClient.get(`/api/socialnetwork/guestbook/image/${guestbookOwnerName}/${entry.id}`, {
                     responseType: 'blob',
                 });
@@ -309,11 +318,75 @@ export default {
                 console.error('Error fetching image:', error);
             }
         },
+        async handleFriendship() {
+            console.log(this.friendshipState);
+            if (this.friendshipState === 'none') {
+                this.requestFriendship();
+            } else if (this.friendshipState === 'waiting') {
+                this.cancelFriendship();
+            } else if (this.friendshipState === 'accepted') {
+                this.cancelFriendship();
+            } else if (this.friendshipState === 'denied') {
+                this.acceptFriendship();
+            }
+        },
+        async requestFriendship() {
+            try {
+                const response = await apiClient.post('/api/socialnetwork/friend', {
+                    friendUserid: this.userId,
+                });
+                this.setFriendshipStatus(response.data);
+                this.$root.$refs.messageDialog.open('tr:socialnetwork.friendship.added');
+            } catch(error) {
+                this.$root.$refs.errorDialog.open(`tr:socialnetwork.friendship.error.${error.response.data.error}`);
+            }
+        },
+        async cancelFriendship() {
+            try {
+                await apiClient.delete(`/api/socialnetwork/friend/${this.userId}`);
+                this.setFriendshipStatus(null);
+                const type = this.friendshipState === 'waiting' ? 'withdrawn' : 'denied'
+                this.$root.$refs.messageDialog.open(`tr:socialnetwork.friendship.${type}`);
+            } catch(error) {
+                this.$root.$refs.errorDialog.open(`tr:socialnetwork.friendship.error.${error.response.data.error}`);
+            }
+        },
+        async acceptFriendship() {
+            try {
+                await apiClient.put(`/api/socialnetwork/friend/${this.userId}`);
+                this.setFriendshipStatus(null);
+                this.$root.$refs.messageDialog.open('Freundschaftsanfrage akzeptiert');
+            } catch(error) {
+                this.$root.$refs.errorDialog.open(`tr:socialnetwork.friendship.error.${error.response.data.error}`);
+            }
+        },
+        setFriendshipStatus(friendshipStates) {
+            if (!friendshipStates) {
+                this.friendshipState = 'none';
+                return;
+            }
+            this.hasSendFriendshipRequest = friendshipStates.isSender;
+            if (friendshipStates.accepted) {
+                this.friendshipState = 'accepted'
+            } else if (friendshipStates.denied) {
+                this.friendshipState = 'denied';
+            } else if (friendshipStates.withdrawn) {
+                this.friendshipState = 'withdrawn';
+            } else if (!friendshipStates.isSender) {
+                this.friendshipState = 'open';
+            } else {
+                this.friendshipState = 'waiting';
+            }
+        }
     }
 };
 </script>
 
 <style scoped>
+.dialog-body > div:first-child {
+    display: block;
+}
+
 .tab-list {
     list-style-type: none;
     padding: 0;
@@ -431,4 +504,30 @@ export default {
 .pagination button {
     margin: 0 10px;
 }
+
+.activities {
+    background-color: #F9A22C;
+    margin: -20px -20px 0 -20px;
+    height: 26px !important;
+    display: flex !important;
+    flex-direction: row !important;
+}
+
+.activities > span:first-child {
+    flex: 1;
+}
+
+.activities > img {
+    cursor: pointer;
+}
+
+.userprofile-content {
+    display: flex;
+    flex-direction: column;
+}
+
+.profile-content {
+    flex: 1;
+    overflow: auto;
+}
 </style>

frontend/src/dialogues/standard/MessageDialog.vue

@@ -0,0 +1,52 @@
+<template>
+    <DialogWidget ref="dialog" title="message.title" :show-close="true" :buttons="buttons" :modal="true" width="25em"
+        height="15em" name="MessageDialog" :isTitleTranslated=true>
+        <div class="message-content">
+            <p>{{ translatedMessage }}</p>
+        </div>
+    </DialogWidget>
+</template>
+
+<script>
+import DialogWidget from '@/components/DialogWidget.vue';
+
+export default {
+    name: 'MessageDialog',
+    components: {
+        DialogWidget,
+    },
+    data() {
+        return {
+            message: '',
+            buttons: [
+                { text: 'message.close', action: 'close' }
+            ]
+        };
+    },
+    computed: {
+        translatedMessage() {
+            if (this.message.startsWith('tr:')) {
+                return this.$t(this.message.substring(3));
+            }
+            return this.message;
+        }
+    },
+    methods: {
+        open(message) {
+            this.message = message;
+            this.$refs.dialog.open();
+        },
+        close() {
+            this.$refs.dialog.close();
+        }
+    }
+};
+</script>
+
+<style scoped>
+.message-content {
+    padding: 1em;
+    color: #000000;
+    text-align: center;
+}
+</style>

frontend/src/i18n/locales/de/socialnetwork.json

@@ -231,6 +231,23 @@
                 "page": "Seite <<page>> von <<of>>"
             },
             "createNewMesssage": "Antwort senden"
+        },
+        "friendship": {
+            "error": {
+                "alreadyexists": "Die Freundschaftsanfrage existiert bereits"
+            },
+            "state": {
+                "none": "Nicht befreundet",
+                "waiting": "Freundschaftsanfrage gesendet, aber nicht beantwortet",
+                "open": "Freundschaft wurde angefragt",
+                "denied": "Freundschaftsanfrage abgelehnt",
+                "withdrawn": "Freundschaftsanfrage zurückgezogen",
+                "accepted": "Befreundet"
+            },
+            "added": "Du hast eine Freundschaftsanfrage gestellt.",
+            "withdrawn": "Du hast Deine Freundschaftsanfrage zurückgezogen.",
+            "denied": "Du hast die Freundschaftsanfrage abgelehnt.",
+            "accepted": "Die Freundschaft wurde geschlossen."
         }
     }
 }