diff --git a/assets/vue/App.vue b/assets/vue/App.vue
index cb4e0809f6..3013d473ec 100644
--- a/assets/vue/App.vue
+++ b/assets/vue/App.vue
@@ -139,6 +139,8 @@ store.dispatch('security/onRefresh', payload);
 
 const flashMessageList = ref([]);
 
+provide('flashMessageList', flashMessageList);
+
 onMounted(() => {
   const app = document.getElementById('app');
 
diff --git a/assets/vue/components/ccalendarevent/Form.vue b/assets/vue/components/ccalendarevent/Form.vue
index 802ccf7a3d..f5d11793b8 100644
--- a/assets/vue/components/ccalendarevent/Form.vue
+++ b/assets/vue/components/ccalendarevent/Form.vue
@@ -1,218 +1,175 @@
 <template>
-    <q-form>
-      <v-container>
-        <v-row>
-          <v-col>
-            <q-input
-                id="item_title"
-                v-model="item.title"
-                :error="v$.item.title.$error"
-                :error-message="titleErrors"
-                :placeholder="$t('Title')"
-                @blur="v$.item.title.$touch()"
-                @input="v$.item.title.$touch()"
+  <form
+    action="#"
+    class="flex flex-col gap-4"
+  >
+    <div class="form__field">
+      <div class="p-float-label">
+        <InputText
+          id="item_title"
+          v-model="v$.item.title.$model"
+          :class="{'p-invalid': v$.item.title.$invalid}"
+        />
+        <label
+          v-t="'Title'"
+          for="item_title"
+        />
+      </div>
+      <small
+        v-if="v$.item.title.$invalid || v$.item.title.$pending.$response"
+        v-t="v$.item.title.required.$message"
+        class="p-error"
+      />
+    </div>
+
+    <div class="flex gap-4">
+      <div class="w-1/2 flex flex-col gap-4">
+        <div class="form__field">
+          <div class="p-float-label">
+            <Calendar
+              id="start_date"
+              v-model="item.startDate"
+              :show-icon="true"
+              :show-time="true"
             />
-
-            <q-input v-model="item.startDate" filled>
-              <template v-slot:prepend>
-                <q-icon class="cursor-pointer" name="event">
-                  <q-popup-proxy transition-hide="scale" transition-show="scale">
-                    <q-date v-model="item.startDate" mask="YYYY-MM-DD HH:mm">
-                      <div class="row items-center justify-end">
-                        <q-btn v-close-popup color="primary" flat label="Close"/>
-                      </div>
-                    </q-date>
-                  </q-popup-proxy>
-                </q-icon>
-              </template>
-
-              <template v-slot:append>
-                <q-icon class="cursor-pointer" name="access_time">
-                  <q-popup-proxy transition-hide="scale" transition-show="scale">
-                    <q-time v-model="item.startDate" format24h mask="YYYY-MM-DD HH:mm">
-                      <div class="row items-center justify-end">
-                        <q-btn v-close-popup color="primary" flat label="Close"/>
-                      </div>
-                    </q-time>
-                  </q-popup-proxy>
-                </q-icon>
-              </template>
-            </q-input>
-
-            <q-input v-model="item.endDate" filled>
-              <template v-slot:prepend>
-                <q-icon class="cursor-pointer" name="event">
-                  <q-popup-proxy transition-hide="scale" transition-show="scale">
-                    <q-date v-model="item.endDate" mask="YYYY-MM-DD HH:mm">
-                      <div class="row items-center justify-end">
-                        <q-btn v-close-popup color="primary" flat label="Close"/>
-                      </div>
-                    </q-date>
-                  </q-popup-proxy>
-                </q-icon>
-              </template>
-
-              <template v-slot:append>
-                <q-icon class="cursor-pointer" name="access_time">
-                  <q-popup-proxy transition-hide="scale" transition-show="scale">
-                    <q-time v-model="item.endDate" format24h mask="YYYY-MM-DD HH:mm">
-                      <div class="row items-center justify-end">
-                        <q-btn v-close-popup color="primary" flat label="Close"/>
-                      </div>
-                    </q-time>
-                  </q-popup-proxy>
-                </q-icon>
-              </template>
-            </q-input>
-
-            <!--                <q-input-->
-            <!--                    v-model="item.content"-->
-            <!--                    :error="v$.item.content.$error"-->
-            <!--                    :error-message="contentErrors"-->
-            <!--                    :placeholder="$t('Content')"-->
-            <!--                    type="textarea"-->
-            <!--                    @blur="v$.item.content.$touch()"-->
-            <!--                    @input="v$.item.content.$touch()"-->
-            <!--                />-->
-
-            <TinyEditor
-                v-model="item.content"
-                required
-                :init="{
-                  skin_url: '/build/libs/tinymce/skins/ui/oxide',
-                  content_css: '/build/libs/tinymce/skins/content/default/content.css',
-                  branding: false,
-                  relative_urls: false,
-                  height: 250,
-                  toolbar_mode: 'sliding',
-                  file_picker_callback : browser,
-                  autosave_ask_before_unload: true,
-                  plugins: [
-                    'advlist autolink lists link image charmap print preview anchor',
-                    'searchreplace visualblocks code fullscreen',
-                    'insertdatetime media table paste wordcount emoticons'
-                  ],
-                  toolbar: 'undo redo | bold italic underline strikethrough | insertfile image media template link | fontselect fontsizeselect formatselect | alignleft aligncenter alignright alignjustify | outdent indent |  numlist bullist | forecolor backcolor removeformat | pagebreak | charmap emoticons | fullscreen  preview save print | code codesample | ltr rtl',
-                }"
+            <label
+              v-t="'From'"
+              for="start_date"
             />
-          </v-col>
-
-          <v-col>
-            <div
-                v-text="$t('Invitees')"
-                class="text-h6"
-            >
-            </div>
-
-            <EditLinks
-                :item="item"
-                :show-status="false"
-                :edit-status="false"
-                :links-type="linksType"
+          </div>
+        </div>
+
+        <div class="form__field">
+          <div class="p-float-label">
+            <Calendar
+              id="end_date"
+              v-model="item.endDate"
+              :show-icon="true"
+              :show-time="true"
             />
-            <q-checkbox
-                v-model="item.collective"
-                :label="$t('Is it editable by the invitees?')"
+            <label
+              v-t="'From'"
+              for="end_date"
             />
-          </v-col>
-
-          <slot></slot>
-        </v-row>
-      </v-container>
-    </q-form>
+          </div>
+        </div>
+
+        <TinyEditor
+          v-model="item.content"
+          :init="{
+            skin_url: '/build/libs/tinymce/skins/ui/oxide',
+            content_css: '/build/libs/tinymce/skins/content/default/content.css',
+            branding: false,
+            relative_urls: false,
+            height: 250,
+            toolbar_mode: 'sliding',
+            file_picker_callback : browser,
+            autosave_ask_before_unload: true,
+            plugins: [
+              'advlist autolink lists link image charmap print preview anchor',
+              'searchreplace visualblocks code fullscreen',
+              'insertdatetime media table paste wordcount emoticons'
+            ],
+            toolbar: 'undo redo | bold italic underline strikethrough | insertfile image media template link | fontselect fontsizeselect formatselect | alignleft aligncenter alignright alignjustify | outdent indent |  numlist bullist | forecolor backcolor removeformat | pagebreak | charmap emoticons | fullscreen  preview save print | code codesample | ltr rtl',
+          }"
+          required
+        />
+      </div>
+
+      <div class="w-1/2 flex flex-col gap-4">
+        <div
+          v-t="'Invitees'"
+          class="text-h6"
+        />
+
+        <EditLinks
+          :edit-status="false"
+          :item="item"
+          :links-type="linksType"
+          :show-status="false"
+        />
+
+        <div class="form__field">
+          <Checkbox
+            id="is_collective"
+            v-model="item.collective"
+          />
+          <label
+            v-t="'Is it editable by the invitees?'"
+            for="is_collective"
+          />
+        </div>
+      </div>
+    </div>
+
+    <slot />
+  </form>
 </template>
 
-<script>
-import has from 'lodash/has';
-import useVuelidate from '@vuelidate/core';
-import {required} from '@vuelidate/validators';
-import EditLinks from "../resource_links/EditLinks.vue";
-import {computed, ref} from "vue";
-import {useStore} from "vuex";
-
-export default {
-  name: 'CCalendarEventForm',
-  components: {
-    EditLinks
+<script setup>
+import { computed, ref } from 'vue';
+import { useStore } from 'vuex';
+import { useVuelidate } from '@vuelidate/core';
+import { required } from '@vuelidate/validators';
+import InputText from 'primevue/inputtext';
+import Calendar from 'primevue/calendar';
+import EditLinks from '../resource_links/EditLinks.vue';
+import Checkbox from 'primevue/checkbox';
+
+const store = useStore();
+
+// eslint-disable-next-line no-undef
+const props = defineProps({
+  values: {
+    type: Object,
+    required: true,
+  },
+  errors: {
+    type: Object,
+    default: () => {},
   },
-  setup() {
-    const store = useStore();
-    const linksType = ref('users');
-    const isCurrentTeacher = computed(() => store.getters['security/isCurrentTeacher']);
-    const isAdmin = computed(() => store.getters['security/isAdmin']);
-
-    if (!isAdmin.value) {
-      if (isCurrentTeacher.value) {
-        linksType.value = 'course_students';
-      } else {
-        linksType.value = 'user_rel_users';
-      }
-    }
-
-    return {
-      v$: useVuelidate(),
-      linksType
-    }
+  initialValues: {
+    type: Object,
+    default: () => {},
   },
-  props: {
-    values: {
-      type: Object,
-      required: true
+});
+
+const item = computed(() => props.initialValues || props.values);
+
+const rules = computed(() => ({
+  item: {
+    title: {
+      required,
     },
-    errors: {
-      type: Object,
-      default: () => {
-      }
+    content: {
+      required,
     },
-    initialValues: {
-      type: Object,
-      default: () => {
-      }
+    startDate: {
+      required,
     },
-  },
-  data() {
-    return {
-      title: null,
-      content: null,
-      parentResourceNodeId: null,
-      collective: null,
-    };
-  },
-  computed: {
-    item() {
-      return this.initialValues || this.values;
+    endDate: {
+      required,
     },
-    titleErrors() {
-      const errors = [];
-      if (!this.v$.item.title.$dirty) return errors;
-      has(this.violations, 'title') && errors.push(this.violations.title);
+    collective: {}
+  }
+}));
 
-      if (this.v$.item.title.required) {
-        return this.$t('Field is required')
-      }
+const v$ = useVuelidate(rules, { item });
 
-      return errors;
-    },
+// eslint-disable-next-line no-undef
+defineExpose({
+  v$,
+})
 
-    violations() {
-      return this.errors || {};
-    }
-  },
-  validations: {
-    item: {
-      title: {
-        required,
-      },
-      content: {
-        required,
-      },
-      startDate: {
-        required,
-      },
-      endDate: {
-        required,
-      },
-    }
+const linksType = ref('users');
+const isCurrentTeacher = computed(() => store.getters['security/isCurrentTeacher']);
+const isAdmin = computed(() => store.getters['security/isAdmin']);
+
+if (!isAdmin.value) {
+  if (isCurrentTeacher.value) {
+    linksType.value = 'course_students';
+  } else {
+    linksType.value = 'user_rel_users';
   }
-};
+}
 </script>
diff --git a/assets/vue/components/ccalendarevent/Info.vue b/assets/vue/components/ccalendarevent/Info.vue
index 3a44f0a4cc..9ff8e84fa7 100644
--- a/assets/vue/components/ccalendarevent/Info.vue
+++ b/assets/vue/components/ccalendarevent/Info.vue
@@ -1,33 +1,37 @@
 <template>
-  <h5>{{ event.title }}</h5>
-  {{ $filters.abbreviatedDatetime(event.startDate) }}
-    
-  <p v-if="event.endDate">
-    {{ $filters.abbreviatedDatetime(event.endDate) }}
-  </p>
+  <div class="flex flex-col gap-4">
+    <h5 v-text="event.title" />
 
-  <hr class="my-2">
+    <p v-text="useAbbreviatedDatetime(event.startDate)" />
 
-  <div class="mb-3" v-html="event.content" />
+    <p
+      v-if="event.endDate"
+      v-text="useAbbreviatedDatetime(event.endDate)"
+    />
 
-  <h6 class="text-h5"> {{ $t('Invitees') }}</h6>
+    <hr>
 
-  <ShowLinks
+    <div v-html="event.content" />
+
+    <h6 v-t="'Invitees'" />
+
+    <ShowLinks
       :item="event"
       :show-status="false"
-  />
+    />
+  </div>
 </template>
 
-<script>
-import ShowLinks from "../resource_links/ShowLinks";
-export default {
-  name: "CCalendarEventInfo",
-  components: {ShowLinks},
-  props: {
-    event: {
-      type: Object,
-      required: true
-    }
+<script setup>
+import { useAbbreviatedDatetime } from '../../composables/formatDate.js';
+
+import ShowLinks from '../resource_links/ShowLinks';
+
+// eslint-disable-next-line no-undef
+defineProps({
+  event: {
+    type: Object,
+    required: true
   }
-}
+});
 </script>
diff --git a/assets/vue/components/ccalendarevent/Layout.vue b/assets/vue/components/ccalendarevent/Layout.vue
index 684022ae17..d372e964fe 100644
--- a/assets/vue/components/ccalendarevent/Layout.vue
+++ b/assets/vue/components/ccalendarevent/Layout.vue
@@ -1,9 +1,6 @@
 <template>
-  <router-view></router-view>
+  <router-view />
 </template>
 
-<script>
-  export default {
-      name: 'CCalendarEventLayout'
-  }
+<script setup>
 </script>
diff --git a/assets/vue/views/ccalendarevent/List.vue b/assets/vue/views/ccalendarevent/List.vue
index 61abf272fc..99c6e6b0f4 100644
--- a/assets/vue/views/ccalendarevent/List.vue
+++ b/assets/vue/views/ccalendarevent/List.vue
@@ -1,399 +1,401 @@
 <template>
   <div>
-    <FullCalendar ref="cal" :options="calendarOptions"/>
+    <FullCalendar
+      ref="cal"
+      :options="calendarOptions"
+    />
 
-    <Loading :visible="isLoading"/>
+    <Loading :visible="isLoading" />
 
     <!-- Add form-->
-    <q-dialog v-model="dialog" persistent>
-      <q-card style="min-width: 800px">
-        <q-card-section>
-          <div class="text-h6">{{ item['@id'] ? $t('Edit event') : $t('Add event') }}</div>
-        </q-card-section>
-
-        <q-card-section class="q-pt-none">
-          <CCalendarEventForm
-              v-if="dialog"
-              ref="createForm"
-              :values="item"
-          >
-          </CCalendarEventForm>
-        </q-card-section>
-
-        <q-card-actions align="right" class="text-primary">
-          <q-btn v-close-popup flat :label="$t('Cancel')" />
-          <q-btn :label="item['@id'] ? $t('Edit') : $t('Add') " flat @click="onCreateEventForm"/>
-        </q-card-actions>
-      </q-card>
-    </q-dialog>
+    <Dialog
+      v-model:visible="dialog"
+      :header="item['@id'] ? t('Edit event') : t('Add event')"
+      :modal="true"
+    >
+      <CCalendarEventForm
+        v-if="dialog"
+        ref="createForm"
+        :values="item"
+      />
+      <template #footer>
+        <Button
+          :label="t('Cancel')"
+          class="p-button-outlined p-button-plain"
+          icon="pi pi-times"
+          @click="dialog = false"
+        />
+        <Button
+          :label="item['@id'] ? t('Edit') : t('Add')"
+          class="p-button-secondary"
+          @click="onCreateEventForm"
+        />
+      </template>
+    </Dialog>
 
     <!-- Show form-->
-    <q-dialog v-model="dialogShow" persistent>
-      <q-card style="min-width: 500px">
-        <q-card-section>
-          <CCalendarEventInfo :event="item" />
-        </q-card-section>
-        <q-card-actions align="right" class="text-primary">
-          <q-btn color="primary" flat no-caps :label="$t('Delete')" @click="confirmDelete"/>
-          <q-btn v-if="isEventEditable" color="primary" flat no-caps :label="$t('Edit')" @click="dialog = true"/>
-          <q-btn v-close-popup flat no-caps :label="$t('Close')" />
-        </q-card-actions>
-      </q-card>
-    </q-dialog>
+    <Dialog
+      v-model:visible="dialogShow"
+      :header="t('Event')"
+      :modal="true"
+    >
+      <CCalendarEventInfo :event="item" />
+
+      <template #footer>
+        <Button
+          :label="t('Cancel')"
+          class="p-button-outlined p-button-plain"
+          icon="pi pi-times"
+          @click="dialogShow = false"
+        />
+        <Button
+          :label="t('Delete')"
+          class="p-button-outlined p-button-danger"
+          icon="pi pi-trash"
+          @click="confirmDelete"
+        />
+        <Button
+          v-if="isEventEditable"
+          :label="t('Edit')"
+          class="p-button-secondary"
+          @click="dialog = true"
+        />
+      </template>
+    </Dialog>
 
     <!-- Show form-->
-    <q-dialog v-model="showSessionDialog">
-      <q-card>
-        <q-card-section class="row items-center q-pb-none" icon="mdi-book-open">
-          <div class="text-h6">{{ sessionAsEvent.title }}</div>
-          <q-space/>
-          <q-btn v-close-popup dense flat icon="close" round/>
-        </q-card-section>
-
-        <q-card-section>
-          <div v-if="sessionAsEvent.start">
-            <q-icon name="event"/>
-            {{ $t('From:') }}
-            {{ $filters.abbreviatedDatetime(sessionAsEvent.start) }}
-          </div>
-
-          <div v-if="sessionAsEvent.end">
-            <q-icon name="event"/>
-            {{ $t('Until:') }}
-            {{ $filters.abbreviatedDatetime(sessionAsEvent.end) }}
-          </div>
-        </q-card-section>
-        <q-card-actions align="right" class="text-primary">
-          <q-btn color="primary" flat :label="$t('Go to session')" type="a"
-                 :href="`/sessions/${sessionAsEvent.id}/about`" />
-        </q-card-actions>
-      </q-card>
-    </q-dialog>
+    <Dialog
+      v-model:visible="sessionState.showSessionDialog"
+      :header="t('Session')"
+      :modal="true"
+    >
+      <div class="flex flex-col gap-4">
+        <h5>{{ sessionState.sessionAsEvent.title }}</h5>
+        <p
+          v-if="sessionState.sessionAsEvent.start"
+          v-t="{ path: 'From: {date}', args: { 'date': useAbbreviatedDatetime(sessionState.sessionAsEvent.start) } }"
+        />
+        <p
+          v-if="sessionState.sessionAsEvent.end"
+          v-t="{ path: 'Until: {date}', args: { 'date': useAbbreviatedDatetime(sessionState.sessionAsEvent.end) } }"
+        />
+      </div>
+
+      <template #footer>
+        <a
+          v-t="'Go to session'"
+          :href="`/sessions/${sessionState.sessionAsEvent.id}/about`"
+          class="btn btn--secondary"
+        />
+      </template>
+    </Dialog>
   </div>
 </template>
 
-<script>
-import {mapActions, mapGetters, useStore} from 'vuex';
-import {mapFields} from 'vuex-map-fields';
-import Loading from '../../components/Loading.vue';
-import Toolbar from '../../components/Toolbar.vue';
-import {computed, reactive, ref, toRefs, onMounted} from "vue";
+<script setup>
+import { computed, inject, reactive, ref, watch } from 'vue';
+import { useStore } from 'vuex';
+import { useRoute } from 'vue-router';
+import { useI18n } from 'vue-i18n';
+import axios from 'axios';
+import { useConfirm } from 'primevue/useconfirm';
+import { useAbbreviatedDatetime } from '../../composables/formatDate.js';
 
-//import '@fullcalendar/core/vdom' // solve problem with Vite
+import Loading from '../../components/Loading.vue';
 import FullCalendar from '@fullcalendar/vue3';
 import dayGridPlugin from '@fullcalendar/daygrid';
 import interactionPlugin from '@fullcalendar/interaction';
 import timeGridPlugin from '@fullcalendar/timegrid';
-import axios from "axios";
-import CCalendarEventForm from "../../components/ccalendarevent/Form.vue";
-import CreateMixin from "../../mixins/CreateMixin";
-import {useRoute, useRouter} from "vue-router";
-import {useQuasar} from 'quasar';
-import CCalendarEventInfo from "../../components/ccalendarevent/Info";
-import {ENTRYPOINT} from "../../config/entrypoint";
-import {useI18n} from "vue-i18n";
+import CCalendarEventForm from '../../components/ccalendarevent/Form.vue';
+import CCalendarEventInfo from '../../components/ccalendarevent/Info';
+import { ENTRYPOINT } from '../../config/entrypoint';
 import allLocales from '@fullcalendar/core/locales-all';
-import toInteger from "lodash/toInteger";
-const servicePrefix = 'CCalendarEvent';
-
-export default {
-  name: 'CCalendarEventList',
-  components: {
-    CCalendarEventInfo,
-    CCalendarEventForm,
-    Loading,
-    Toolbar,
-    FullCalendar
+import toInteger from 'lodash/toInteger';
+import Dialog from 'primevue/dialog';
+import Button from 'primevue/button';
+
+const store = useStore();
+const route = useRoute();
+const confirm = useConfirm();
+
+const item = ref({});
+const dialog = ref(false);
+const dialogShow = ref(false);
+const isEventEditable = ref(false);
+
+const currentUser = computed(() => store.getters['security/getUser']);
+const { t, locale } = useI18n();
+
+let currentEvent = null;
+
+const sessionState = reactive({
+  sessionAsEvent: {
+    id: '',
+    title: '',
+    start: '',
+    end: '',
+    extendedProps: {},
   },
-
-  mixins: [CreateMixin],
-  //mixins: [ShowMixin],
-  setup() {
-    const $q = useQuasar();
-
-    const calendarOptions = ref([]);
-    const item = ref({});
-    const dialog = ref(false);
-    const dialogShow = ref(false);
-    const isEventEditable = ref(false);
-
-    const store = useStore();
-    const route = useRoute();
-    const currentUser = computed(() => store.getters['security/getUser']);
-    const { t, locale } = useI18n();
-
-    let currentEvent = null;
-
-    const sessionState = reactive({
-      sessionAsEvent: {
-        id: '',
-        title: '',
-        start: '',
-        end: '',
-        extendedProps: {},
-      },
-      showSessionDialog: false
-    });
-
-    const cid = toInteger(route.query.cid);
-    const sid = toInteger(route.query.sid);
-    const gid = toInteger(route.query.gid);
-
-    if (cid) {
-      let courseIri = '/api/courses/' + cid;
-      store.dispatch('course/findCourse', { id: courseIri });
+  showSessionDialog: false
+});
+
+const cid = toInteger(route.query.cid);
+const sid = toInteger(route.query.sid);
+const gid = toInteger(route.query.gid);
+
+if (cid) {
+  let courseIri = '/api/courses/' + cid;
+  store.dispatch('course/findCourse', { id: courseIri });
+}
+
+async function getCalendarEvents ({ startStr, endStr }) {
+  const calendarEvents = await axios.get(
+    ENTRYPOINT + 'c_calendar_events',
+    {
+      params: {
+        'startDate': startStr,
+        'endDate': endStr,
+        //          'startDate[after]': startStr,
+        //          'startDate[before]': startStr,
+        //'startDate[between]': startStr+'..'+endStr,
+        'cid': cid,
+        'sid': sid,
+        'gid': gid,
+      }
     }
-
-    function onCreated(item) {
-      //showNotification(t('Updated'));
-      reFetch();
+  );
+
+  return calendarEvents.data['hydra:member'].map(event => ({
+      ...event,
+      start: event.startDate,
+      end: event.endDate,
+    })
+  );
+}
+
+async function getSessions ({ startStr, endStr }) {
+  if ('true' !== window.config['agenda.personal_calendar_show_sessions_occupation']) {
+    return [];
+  }
+
+  const sessions = await axios.get(
+    ENTRYPOINT + `session_rel_users`,
+    {
+      params: {
+        'user': currentUser.value['@id'],
+        'displayStartDate[after]': startStr,
+        'displayEndDate[before]': endStr,
+        'relationType': 3
+      }
     }
+  );
+
+  return sessions.data['hydra:member'].map(sessionRelUser => ({
+      ...sessionRelUser.session,
+      title: sessionRelUser.session.name,
+      start: sessionRelUser.session.displayStartDate,
+      end: sessionRelUser.session.displayEndDate,
+    })
+  );
+}
+
+// @todo fix locale connection between fullcalendar + chamilo
+
+if ('en_US' === locale.value) {
+  locale.value = 'en';
+}
+
+if ('fr_FR' === locale.value) {
+  locale.value = 'fr';
+}
+
+if ('pl_PL' === locale.value) {
+  locale.value = 'pl';
+}
+
+const calendarOptions = ref({
+  plugins: [
+    dayGridPlugin,
+    timeGridPlugin,
+    interactionPlugin
+  ],
+  locales: allLocales,
+  locale: locale.value,
+  customButtons: {
+    addEvent: {
+      text: t('Add event'),
+      click: function () {
+        item.value = {};
+        item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
+        item.value['collective'] = false;
 
-    async function getCalendarEvents({startStr, endStr})  {
-      const calendarEvents = await axios.get(ENTRYPOINT + 'c_calendar_events', {
-        params: {
-          'startDate': startStr,
-          'endDate': endStr,
-//          'startDate[after]': startStr,
-//          'startDate[before]': startStr,
-          //'startDate[between]': startStr+'..'+endStr,
-          'cid': cid,
-          'sid': sid,
-          'gid': gid,
-        }
-      });
-
-      return calendarEvents.data['hydra:member'];
+        dialog.value = true;
+      }
+    }
+  },
+  headerToolbar: {
+    left: 'prev,next today,addEvent',
+    center: 'title',
+    right: 'dayGridMonth,timeGridWeek,timeGridDay'
+  },
+  nowIndicator: true,
+  initialView: 'dayGridMonth',
+  startParam: 'startDate[after]',
+  endParam: 'endDate[before]',
+  selectable: true,
+  eventClick (EventClickArg) {
+    let event = EventClickArg.event.toPlainObject();
+
+    if (event.extendedProps['@type'] && event.extendedProps['@type'] === 'Session') {
+      sessionState.sessionAsEvent = event;
+      sessionState.showSessionDialog = true;
+      EventClickArg.jsEvent.preventDefault();
+
+      return;
     }
 
-    async function getSessions({startStr, endStr}) {
-      if ('true' !== window.config['agenda.personal_calendar_show_sessions_occupation']) {
-        return [];
-      }
+    currentEvent = event;
 
-      const sessions = await axios.get(ENTRYPOINT + `users/${currentUser.value['id']}/sessions_rel_users`, {
-        params: {
-          'displayStartDate[after]': startStr,
-          'displayEndDate[before]': endStr
-        }
-      });
+    item.value = { ...event.extendedProps };
 
-      return sessions.data['hydra:member'];
-    }
+    item.value['title'] = event.title;
+    item.value['startDate'] = event.start;
+    item.value['endDate'] = event.end;
+    item.value['parentResourceNodeId'] = event.extendedProps.resourceNode.creator.id;
 
-    // @todo fix locale connection between fullcalendar + chamilo
+    isEventEditable.value = item.value['parentResourceNodeId'] === currentUser.value['id'];
 
-    if ('en_US' === locale.value) {
-      locale.value = 'en';
-    }
+    if (!isEventEditable.value
+      && event.extendedProps.collective
+      && event.extendedProps.resourceLinkListFromEntity
+    ) {
+      const resourceLink = event.extendedProps.resourceLinkListFromEntity.find(linkEntity => linkEntity.user.id === currentUser.value.id);
 
-    if ('fr_FR' === locale.value) {
-      locale.value = 'fr';
+      if (resourceLink) {
+        isEventEditable.value = true;
+      }
     }
 
-    if ('pl_PL' === locale.value) {
-      locale.value = 'pl';
-    }
+    dialogShow.value = true;
+  },
+  dateClick (info) {
+    item.value = {};
+    item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
+    item.value['collective'] = false;
+    item.value['allDay'] = info.allDay;
+    item.value['startDate'] = info.startStr;
+    item.value['endDate'] = info.endStr;
+
+    dialog.value = true;
+  },
+  select (info) {
+    item.value = {};
+    item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
+    item.value['collective'] = false;
+    item.value['allDay'] = info.allDay;
+    item.value['startDate'] = info.startStr;
+    item.value['endDate'] = info.endStr;
+
+    dialog.value = true;
+  },
+  events (info, successCallback) {
+    Promise
+      .all([getCalendarEvents(info), getSessions(info)])
+      .then(values => {
+        const events = values[0].concat(values[1]);
 
-    calendarOptions.value = {
-      plugins: [
-        dayGridPlugin,
-        timeGridPlugin,
-        interactionPlugin
-      ],
-      locales: allLocales,
-      locale: locale.value,
-      customButtons: {
-        addEvent: {
-          text: t('Add event'),
-          click: function () {
-            item.value = {};
-            item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
-            item.value['collective'] = false;
-
-            dialog.value = true;
-          }
-        }
-      },
-      headerToolbar: {
-        left: 'prev,next today,addEvent',
-        center: 'title',
-        right: 'dayGridMonth,timeGridWeek,timeGridDay'
-      },
-      nowIndicator: true,
-      initialView: 'dayGridMonth',
-      startParam: "startDate[after]",
-      endParam: 'endDate[before]',
-      selectable: true,
-      eventClick(EventClickArg) {
-        let event = EventClickArg.event.toPlainObject();
-
-        if (event.extendedProps['@type'] && event.extendedProps['@type'] === 'Session') {
-          sessionState.sessionAsEvent = event;
-          sessionState.showSessionDialog = true;
-          EventClickArg.jsEvent.preventDefault();
-
-          return;
+        successCallback(events);
+      });
+  },
+});
+
+const cal = ref(null);
+
+function reFetch () {
+  cal.value.getApi().refetchEvents();
+}
+
+function confirmDelete () {
+  confirm.require({
+    message: t('Are you sure you want to delete this event?'),
+    header: t('Delete'),
+    icon: 'pi pi-exclamation-triangle',
+    acceptClass: 'p-button-danger',
+    rejectClass: 'p-button-plain p-button-outlined',
+    accept () {
+      if (item.value['parentResourceNodeId'] === currentUser.value['id']) {
+        store.dispatch('ccalendarevent/del', item.value);
+
+        dialogShow.value = false;
+        dialog.value = false;
+        reFetch();
+      } else {
+        let filteredLinks = item.value['resourceLinkListFromEntity']
+          .filter(resourceLinkFromEntity => resourceLinkFromEntity['user']['id'] === currentUser.value['id']);
+
+        if (filteredLinks.length > 0) {
+          store.dispatch('resourcelink/del', { '@id': `/api/resource_links/${filteredLinks[0]['id']}` });
+
+          currentEvent.remove();
+          dialogShow.value = false;
+          dialog.value = false;
+          reFetch();
         }
+      }
+    },
+  });
+}
 
-        currentEvent = event;
-
-        item.value = {...event.extendedProps};
-
-        item.value['title'] = event.title;
-        item.value['startDate'] = event.start;
-        item.value['endDate'] = event.end;
-        item.value['parentResourceNodeId'] = event.extendedProps.resourceNode.creator.id;
+const isLoading = computed(() => store.getters['ccalendarevent/isLoading']);
 
-        isEventEditable.value = item.value['parentResourceNodeId'] === currentUser.value['id'];
+const createForm = ref(null);
 
-        if (!isEventEditable.value
-            && event.extendedProps.collective
-            && event.extendedProps.resourceLinkListFromEntity
-        ) {
-          const resourceLink = event.extendedProps.resourceLinkListFromEntity.find(linkEntity => linkEntity.user.id === currentUser.value.id);
+function onCreateEventForm () {
+  if (createForm.value.v$.$invalid) {
+    return;
+  }
 
-          if (resourceLink) {
-            isEventEditable.value = true;
-          }
-        }
+  let itemModel = createForm.value.v$.item.$model;
 
-        dialogShow.value = true;
-      },
-      dateClick(info) {
-        item.value = {};
-        item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
-        item.value['collective'] = false;
-        item.value['allDay'] = info.allDay;
-        item.value['startDate'] = info.startStr;
-        item.value['endDate'] = info.endStr;
+  if (itemModel['@id']) {
+    store.dispatch('ccalendarevent/update', itemModel);
+  } else {
+    store.dispatch('ccalendarevent/create', itemModel);
 
-        dialog.value = true;
-      },
-      select(info) {
-        item.value = {};
-        item.value['parentResourceNodeId'] = currentUser.value.resourceNode['id'];
-        item.value['collective'] = false;
-        item.value['allDay'] = info.allDay;
-        item.value['startDate'] = info.startStr;
-        item.value['endDate'] = info.endStr;
+  }
 
-        dialog.value = true;
-      },
-      events(info, successCallback, failureCallback) {
-        Promise
-            .all([getCalendarEvents(info), getSessions(info)])
-            .then(values => {
-              const calendarEvents = Array.prototype.slice.call(values[0])
-                  .map(event => ({
-                    ...event,
-                    start: event.startDate,
-                    end: event.endDate,
-                  }));
-
-              const sessionEvents = values[1].map(sessionRelUser => (
-                  {
-                    ...sessionRelUser.session,
-                    title: sessionRelUser.session.name,
-                    start: sessionRelUser.session.displayStartDate,
-                    end: sessionRelUser.session.displayEndDate,
-                  }
-              ));
-
-              const events = [...calendarEvents, ...sessionEvents];
-
-              successCallback(events);
-            });
-      },
-    }
+  dialog.value = false;
+}
 
-    const cal = ref(null);
-    function reFetch() {
-      const calendarApi = cal.value.getApi();
-      calendarApi.refetchEvents();
-    }
+const flashMessageList = inject('flashMessageList');
 
-    function confirmDelete() {
-      $q.dialog({
-          title: 'Delete',
-          message: 'Are you sure you want to delete this event?',
-          persistent: true,
-          cancel: true
-        })
-        .onOk(function () {
-          if (item.value['parentResourceNodeId'] === currentUser.value['id']) {
-            store.dispatch('ccalendarevent/del', item.value);
-
-            dialogShow.value = false;
-            dialog.value = false;
-            reFetch();
-          } else {
-            let filteredLinks = item.value['resourceLinkListFromEntity']
-                .filter(resourceLinkFromEntity => resourceLinkFromEntity['user']['id'] === currentUser.value['id']);
-
-            if (filteredLinks.length > 0) {
-              store.dispatch('resourcelink/del', {'@id': `/api/resource_links/${filteredLinks[0]['id']}`})
-
-              currentEvent.remove();
-              dialogShow.value = false;
-              dialog.value = false;
-              reFetch();
-            }
-          }
-        });
-    }
+watch(
+  () => store.state.ccalendarevent.created,
+  (created) => {
+    flashMessageList.value.push({
+      severity: 'success',
+      detail: t(
+        '{resource} created',
+        { 'resource': created.resourceNode.title }
+      ),
+    });
 
-    return {
-      cal,
-      onCreated,
-      calendarOptions,
-      dialog,
-      item,
-      dialogShow,
-      reFetch,
-      isEventEditable,
-      confirmDelete,
-      ...toRefs(sessionState),
-    };
-  },
-  computed: {
-    ...mapFields('ccalendarevent', {
-      isLoading: 'isLoading',
-      created: 'created',
-      violations: 'violations',
-    }),
-    ...mapGetters('ccalendarevent', ['find']),
-    ...mapGetters({
-      'isAuthenticated': 'security/isAuthenticated',
-      'isAdmin': 'security/isAdmin',
-      'isCurrentTeacher': 'security/isCurrentTeacher',
-    }),
-  },
-  methods: {
-    onCreateEventForm() {
-      const createForm = this.$refs.createForm;
-      createForm.v$.$touch();
-      if (!createForm.v$.$invalid) {
-        let itemModel = createForm.v$.item.$model;
-
-        if (itemModel['@id']) {
-          this.updateItem(itemModel);
-        } else {
-          this.create(itemModel);
-        }
+    reFetch();
+  }
+);
+
+watch(
+  () => store.state.ccalendarevent.updated,
+  (updated) => {
+    flashMessageList.value.push({
+      severity: 'success',
+      detail: t(
+        '{resource} updated',
+        { 'resource': updated.resourceNode.title }
+      ),
+    });
 
-        this.reFetch();
-        this.dialog = false;
-      }
-    },
-    ...mapActions('ccalendarevent', {
-      create: 'create',
-      deleteItem: 'del',
-      reset: 'resetShow',
-      retrieve: 'loadWithQuery',
-      updateItem: 'update'
-    }),
-  },
-  servicePrefix
-};
+    reFetch();
+  }
+);
 </script>