From 8600000e242bd70e2c76cc9c40a0857f80710270 Mon Sep 17 00:00:00 2001
From: Patrick Toal <ptoal@takeflight.ca>
Date: Fri, 1 Dec 2023 00:08:29 -0500
Subject: [PATCH] Many tweaks to booking form.

---
 .../ResourceScheduleViewerComponent.vue       | 218 +++++++++++-----
 src/components/{ => boat}/BoatComponent.vue   |   0
 src/components/boat/BoatPickerComponent.vue   |  40 +++
 .../{ => boat}/BoatPreviewComponent.vue       |   0
 src/pages/BoatPage.vue                        |   2 +-
 src/pages/schedule/BoatReservationPage.vue    | 245 ++++++------------
 src/stores/schedule.ts                        |  49 +++-
 7 files changed, 312 insertions(+), 242 deletions(-)
 rename src/components/{ => boat}/BoatComponent.vue (100%)
 create mode 100644 src/components/boat/BoatPickerComponent.vue
 rename src/components/{ => boat}/BoatPreviewComponent.vue (100%)

diff --git a/src/components/ResourceScheduleViewerComponent.vue b/src/components/ResourceScheduleViewerComponent.vue
index 54492bd..442aaf5 100644
--- a/src/components/ResourceScheduleViewerComponent.vue
+++ b/src/components/ResourceScheduleViewerComponent.vue
@@ -1,69 +1,110 @@
 <template>
-  <div class="row justify-center">
-    <q-btn-group rounded>
-      <q-btn
-        color="primary"
-        rounded
-        icon="keyboard_arrow_left"
-        label="Prev"
-        @click="onPrev"
-      />
-      <q-btn
-        color="primary"
-        rounded
-        icon="today"
-        label="Today"
-        @click="onToday"
-      />
-      <q-btn
-        color="primary"
-        rounded
-        icon-right="keyboard_arrow_right"
-        label="Next"
-        @click="onNext"
-      />
-    </q-btn-group>
-  </div>
-  <q-calendar-month
-    ref="calendar"
+  <q-card-section>
+    <div class="text-caption text-justify">
+      Use the calendar to pick a date. Tap a box in the grid for the boat and
+      start time. Select the duration below.
+    </div>
+    <div style="width: 100%; display: flex; justify-content: center">
+      <div
+        style="
+          width: 50%;
+          max-width: 350px;
+          display: flex;
+          justify-content: space-between;
+        "
+      >
+        <span
+          class="q-button"
+          style="cursor: pointer; user-select: none"
+          @click="onPrev"
+          >&lt;</span
+        >
+        {{ formattedMonth }}
+        <span
+          class="q-button"
+          style="cursor: pointer; user-select: none"
+          @click="onNext"
+          >&gt;</span
+        >
+      </div>
+    </div>
+    <div
+      style="
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        flex-wrap: nowrap;
+      "
+    >
+      <div style="display: flex; width: 100%">
+        <q-calendar-month
+          ref="calendar"
+          v-model="selectedDate"
+          :disabled-before="disabledBefore"
+          animated
+          bordered
+          mini-mode
+          date-type="rounded"
+          @change="onChange"
+          @moved="onMoved"
+          @click-date="onClickDate"
+        />
+      </div></div
+  ></q-card-section>
+  <q-calendar-resource
     v-model="selectedDate"
+    :model-resources="boatStore.boats"
+    resource-key="id"
+    resource-label="name"
+    :interval-start="6"
+    :interval-count="18"
+    cell-width="64"
+    resource-min-height="40"
     animated
     bordered
-    mini-mode
-    date-type="rounded"
     @change="onChange"
     @moved="onMoved"
+    @resource-expanded="onResourceExpanded"
     @click-date="onClickDate"
-  />
-  <div style="float: right; display: flex; max-width: 1024px; width: 100%">
-    <q-calendar-resource
-      ref="calendar"
-      v-model="selectedDate"
-      :model-resources="boatStore.boats"
-      resource-key="id"
-      resource-label="name"
-      :interval-start="6"
-      :interval-count="18"
-      cell-width="64"
-      resource-min-height="40"
-      animated
-      bordered
-      @change="onChange"
-      @moved="onMoved"
-      @resource-expanded="onResourceExpanded"
-      @click-date="onClickDate"
-      @click-time="onClickTime"
-      @click-resource="onClickResource"
-      @click-head-resources="onClickHeadResources"
-      @click-interval="onClickInterval"
-    >
-      <template #resource-intervals="{ scope }">
-        <template v-for="(event, index) in getEvents(scope)" :key="index">
-          <q-badge outline :label="event.title" :style="getStyle(event)" />
-        </template>
+    @click-time="onClickTime"
+    @click-resource="onClickResource"
+    @click-head-resources="onClickHeadResources"
+    @click-interval="onClickInterval"
+  >
+    <template #resource-intervals="{ scope }">
+      <template v-for="(event, index) in getEvents(scope)" :key="index">
+        <q-badge outline :label="event.title" :style="getStyle(event)" />
       </template>
-    </q-calendar-resource>
-  </div>
+    </template>
+
+    <template #resource-label="{ scope: { resource } }">
+      <div class="col-12">
+        {{ resource.name }}
+        <q-icon v-if="resource.defects" name="warning" color="warning" />
+      </div>
+    </template>
+  </q-calendar-resource>
+
+  <q-card-section>
+    <q-select
+      filled
+      v-model="duration"
+      :options="durations"
+      dense
+      @update:model-value="onUpdateDuration"
+      label="Duration (hours)"
+      stack-label
+      ><template v-slot:append><q-icon name="timelapse" /></template></q-select
+  ></q-card-section>
+  <q-card-section>
+    <q-btn
+      color="primary"
+      class="full-width"
+      icon="keyboard_arrow_down"
+      icon-right="keyboard_arrow_down"
+      label="Next: Crew & Passengers"
+      @click="onCloseSection"
+  /></q-card-section>
 </template>
 
 <script setup lang="ts">
@@ -73,10 +114,16 @@ import {
   TimestampOrNull,
   today,
   parseDate,
+  parseTimestamp,
+  addToDate,
+  Timestamp,
 } from '@quasar/quasar-ui-qcalendar';
 import { Boat, useBoatStore } from 'src/stores/boat';
 import { useScheduleStore } from 'src/stores/schedule';
 import { date } from 'quasar';
+import { computed } from 'vue';
+
+const durations = [1, 1.5, 2, 2.5, 3, 3.5, 4];
 
 type ResourceIntervalScope = {
   resource: Boat;
@@ -86,15 +133,37 @@ type ResourceIntervalScope = {
 };
 
 const statusLookup = {
-  tentative: ['#f2c037', 'white'],
   confirmed: ['#14539a', 'white'],
-  pending: ['white', 'grey'],
+  pending: ['#f2c037', 'white'],
+  tentative: ['white', 'grey'],
 };
 
 const calendar = ref();
 const boatStore = useBoatStore();
 const scheduleStore = useScheduleStore();
 const selectedDate = ref(today());
+const duration = ref(1);
+
+const formattedMonth = computed(() => {
+  const date = new Date(selectedDate.value);
+
+  return monthFormatter()?.format(date);
+});
+const disabledBefore = computed(() => {
+  const todayTs = parseTimestamp(today()) as Timestamp;
+  return addToDate(todayTs, { day: -1 }).date;
+});
+
+function monthFormatter() {
+  try {
+    return new Intl.DateTimeFormat('en-CA' || undefined, {
+      month: 'long',
+      timeZone: 'UTC',
+    });
+  } catch (e) {
+    //
+  }
+}
 
 function getEvents(scope: ResourceIntervalScope) {
   const resourceEvents = scheduleStore.getBoatReservations(
@@ -131,11 +200,8 @@ function getStyle(event: {
   };
 }
 
-const emit = defineEmits(['onClickDate', 'onClickTime']);
+const emit = defineEmits(['onClickTime', 'onCloseSection', 'onUpdateDuration']);
 
-function onToday() {
-  calendar.value.moveToToday();
-}
 function onPrev() {
   calendar.value.prev();
 }
@@ -143,16 +209,28 @@ function onNext() {
   calendar.value.next();
 }
 function onClickDate(data) {
-  emit('onClickDate', data);
+  return;
 }
 function onClickTime(data) {
+  // TODO: Add a duration picker, here.
   emit('onClickTime', data);
 }
+function onCloseSection() {
+  emit('onCloseSection');
+}
+function onUpdateDuration(value) {
+  emit('onUpdateDuration', value);
+}
 // eslint-disable-next-line @typescript-eslint/no-empty-function
 const onClickInterval = () => {};
-const onClickHeadResources = onClickInterval;
-const onClickResource = onClickInterval;
-const onResourceExpanded = onClickInterval;
-const onMoved = onClickInterval;
-const onChange = onClickInterval;
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const onClickHeadResources = () => {};
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const onClickResource = () => {};
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const onResourceExpanded = () => {};
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const onMoved = () => {};
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const onChange = () => {};
 </script>
diff --git a/src/components/BoatComponent.vue b/src/components/boat/BoatComponent.vue
similarity index 100%
rename from src/components/BoatComponent.vue
rename to src/components/boat/BoatComponent.vue
diff --git a/src/components/boat/BoatPickerComponent.vue b/src/components/boat/BoatPickerComponent.vue
new file mode 100644
index 0000000..c0e2d56
--- /dev/null
+++ b/src/components/boat/BoatPickerComponent.vue
@@ -0,0 +1,40 @@
+<template>
+  <q-select
+    v-model="boat"
+    :options="boats"
+    option-value="id"
+    option-label="name"
+    label="Boat"
+  >
+    <template v-slot:prepend>
+      <q-item-section avatar>
+        <q-img v-if="boat?.iconsrc" :src="boat?.iconsrc" />
+        <q-icon v-else name="sailing" />
+      </q-item-section>
+    </template>
+
+    <template v-slot:option="scope">
+      <q-item v-bind="scope.itemProps">
+        <q-item-section avatar>
+          <q-img :src="scope.opt.iconsrc" />
+        </q-item-section>
+        <q-item-section>
+          <q-item-label>{{ scope.opt.name }}</q-item-label>
+          <q-item-label caption>{{ scope.opt.class }}</q-item-label>
+        </q-item-section>
+        <q-item-section avatar v-if="scope.opt.defects">
+          <q-icon name="warning" color="warning" />
+          <q-tooltip class="bg-amber text-black shadow-7"
+            >This boat has notices. Select it to see details.
+          </q-tooltip>
+        </q-item-section>
+      </q-item>
+    </template>
+  </q-select>
+</template>
+
+<script setup lang="ts">
+import { Boat, useBoatStore } from 'src/stores/boat';
+const boats = useBoatStore().boats;
+const boat = <Boat | undefined>undefined;
+</script>
diff --git a/src/components/BoatPreviewComponent.vue b/src/components/boat/BoatPreviewComponent.vue
similarity index 100%
rename from src/components/BoatPreviewComponent.vue
rename to src/components/boat/BoatPreviewComponent.vue
diff --git a/src/pages/BoatPage.vue b/src/pages/BoatPage.vue
index 13c4e38..ab5dcc7 100644
--- a/src/pages/BoatPage.vue
+++ b/src/pages/BoatPage.vue
@@ -6,7 +6,7 @@
 </template>
 
 <script lang="ts" setup>
-import BoatPreviewComponent from 'src/components/BoatPreviewComponent.vue';
+import BoatPreviewComponent from 'src/components/boat/BoatPreviewComponent.vue';
 import { ref } from 'vue';
 import { useBoatStore } from 'src/stores/boat';
 import ToolbarComponent from 'src/components/ToolbarComponent.vue';
diff --git a/src/pages/schedule/BoatReservationPage.vue b/src/pages/schedule/BoatReservationPage.vue
index a9c6019..37e57cd 100644
--- a/src/pages/schedule/BoatReservationPage.vue
+++ b/src/pages/schedule/BoatReservationPage.vue
@@ -1,47 +1,36 @@
 <template>
   <q-page padding>
-    <q-card>
+    <q-list>
       <q-form @submit="onSubmit" @reset="onReset" class="q-gutter-md">
-        <q-input bottom-slots v-model="bookingForm.name" label="Name" readonly>
+        <q-input
+          bottom-slots
+          v-model="bookingForm.name"
+          label="Creating reservation for"
+          readonly
+        >
           <template v-slot:prepend>
             <q-icon name="person" />
           </template>
         </q-input>
-        <q-select
-          v-model="bookingForm.boat"
-          :options="boats"
-          option-value="id"
-          option-label="name"
-          label="Boat"
+        <q-expansion-item
+          expand-separator
+          v-model="resourceView"
+          icon="calendar_month"
+          label="Boat and Time"
+          default-opened
+          :caption="bookingSummary"
         >
-          <template v-slot:prepend>
-            <q-item-section avatar>
-              <q-img
-                v-if="bookingForm.boat?.iconsrc"
-                :src="bookingForm.boat?.iconsrc"
-              />
-              <q-icon v-else name="sailing" />
-            </q-item-section>
-          </template>
+          <q-separator />
+          <resource-schedule-viewer-component
+            @on-click-time="onClickTime"
+            @on-close-section="() => (resourceView = !resourceView)"
+            @on-update-duration="
+              (value) => {
+                bookingForm.duration = value;
+              }
+            "
+        /></q-expansion-item>
 
-          <template v-slot:option="scope">
-            <q-item v-bind="scope.itemProps">
-              <q-item-section avatar>
-                <q-img :src="scope.opt.iconsrc" />
-              </q-item-section>
-              <q-item-section>
-                <q-item-label>{{ scope.opt.name }}</q-item-label>
-                <q-item-label caption>{{ scope.opt.class }}</q-item-label>
-              </q-item-section>
-              <q-item-section avatar v-if="scope.opt.defects">
-                <q-icon name="warning" color="warning" />
-                <q-tooltip class="bg-amber text-black shadow-7"
-                  >This boat has defects. Select it to see details.
-                </q-tooltip>
-              </q-item-section>
-            </q-item>
-          </template>
-        </q-select>
         <q-banner
           rounded
           class="bg-warning text-grey-10"
@@ -50,7 +39,7 @@
           <template v-slot:avatar>
             <q-icon name="warning" color="grey-10" />
           </template>
-          This boat currently has the following defects:
+          This boat currently has the following notices:
           <ol>
             <li
               v-for="defect in bookingForm.boat.defects"
@@ -60,145 +49,65 @@
             </li>
           </ol>
         </q-banner>
-        <q-btn
-          label="View Schedule"
-          color="primary"
-          flat
-          @click="showSchedule = true"
-        >
-          <q-dialog
-            v-model="showSchedule"
-            full-width
-            cover
-            transition-show="scale"
-            transition-hide="scale"
-          >
-            <q-card>
-              <resource-schedule-viewer-component
-                @on-click-date="onClickDate"
-                @on-click-time="onClickTime"
-              />
-            </q-card>
-          </q-dialog>
-        </q-btn>
-        <q-input
-          v-model="bookingForm.startDate"
-          label="Check-Out"
-          label-color="accent"
-          readonly
-        >
-          <template v-slot:prepend>
-            <q-icon name="event" class="cursor-pointer"> </q-icon>
-          </template>
-          <q-popup-proxy
-            cover
-            transition-show="scale"
-            transition-hide="scale"
-            @before-show="startDateOrTime = true"
-          >
-            <q-date
-              v-model="bookingForm.startDate"
-              mask="ddd MMM D, YYYY h:mm A"
-              :options="limitDate"
-              v-if="startDateOrTime"
-            >
-              <div class="row items-center justify-end">
-                <q-btn
-                  label="Next"
-                  color="primary"
-                  flat
-                  @click="startDateOrTime = false"
-                />
-              </div>
-            </q-date>
-            <q-time
-              v-model="bookingForm.startDate"
-              mask="ddd MMM D, YYYY h:mm A"
-              :minute-options="minOpts"
-              v-else
-            >
-              <div class="row items-center justify-end">
-                <q-btn v-close-popup label="Close" color="primary" flat />
-              </div>
-            </q-time>
-          </q-popup-proxy>
-        </q-input>
-        <q-input
-          v-model="bookingForm.endDate"
-          label="Check-In"
-          label-color="accent"
-          readonly
-        >
-          <template v-slot:prepend>
-            <q-icon name="event" class="cursor-pointer"> </q-icon>
-          </template>
-          <q-popup-proxy
-            cover
-            transition-show="scale"
-            transition-hide="scale"
-            @before-show="endDateOrTime = true"
-          >
-            <q-date
-              v-model="bookingForm.startDate"
-              mask="ddd MMM D, YYYY h:mm A"
-              :options="limitDate"
-              v-if="endDateOrTime"
-            >
-              <div class="row items-center justify-end">
-                <q-btn v-close-popup label="Cancel" color="accent" flat />
-                <q-btn
-                  label="Next"
-                  color="primary"
-                  flat
-                  @click="endDateOrTime = !endDateOrTime"
-                />
-              </div>
-            </q-date>
-            <q-time
-              v-model="bookingForm.endDate"
-              mask="ddd MMM D, YYYY h:mm A"
-              :minute-options="minOpts"
-              v-else
-            >
-              <div class="row items-center justify-end">
-                <q-btn v-close-popup label="Close" color="primary" flat />
-              </div>
-            </q-time>
-          </q-popup-proxy>
-        </q-input>
-        <q-chip icon="timelapse"
-          >Booking Duration: {{ bookingDuration }}</q-chip
+        <q-expansion-item
+          expand-separator
+          icon="people"
+          label="Crew and Passengers"
+          default-opened
         >
+          <q-separator />
+        </q-expansion-item>
+
         <q-item-section>
           <q-btn label="Submit" type="submit" color="primary" />
-        </q-item-section>
-      </q-form>
-    </q-card>
+        </q-item-section> </q-form
+    ></q-list>
   </q-page>
 </template>
 
 <script setup lang="ts">
-import { ref, computed } from 'vue';
+import { reactive, ref, computed, watch } from 'vue';
 import { useAuthStore } from 'src/stores/auth';
 import { Boat, useBoatStore } from 'src/stores/boat';
-import { date } from 'quasar';
+import { Dialog, date } from 'quasar';
 import ResourceScheduleViewerComponent from 'src/components/ResourceScheduleViewerComponent.vue';
 import { makeDateTime } from '@quasar/quasar-ui-qcalendar';
+import { useScheduleStore, Reservation } from 'src/stores/schedule';
 
 const auth = useAuthStore();
-const boats = useBoatStore().boats;
 const dateFormat = 'ddd MMM D, YYYY h:mm A';
-const startDateOrTime = ref(true);
-const endDateOrTime = ref(true);
-const showSchedule = ref(false);
-const bookingForm = ref({
+const resourceView = ref(true);
+const scheduleStore = useScheduleStore();
+const bookingForm = reactive({
+  bookingId: scheduleStore.getNewId(),
   name: auth.currentUser?.name,
   boat: <Boat | undefined>undefined,
   startDate: date.formatDate(new Date(), dateFormat),
-  endDate: date.formatDate(
-    date.addToDate(new Date(), { hours: 2 }),
-    dateFormat
+  endDate: computed(() =>
+    date.formatDate(
+      date.addToDate(bookingForm.startDate, {
+        hours: bookingForm.duration,
+      }),
+      dateFormat
+    )
   ),
+  duration: 1,
+});
+
+watch(bookingForm, (b, a) => {
+  const newRes = <Reservation>{
+    id: b.bookingId,
+    user: b.name,
+    resource: b.boat,
+    start: date.extractDate(b.startDate, dateFormat),
+    end: date.extractDate(b.endDate, dateFormat),
+    reservationDate: new Date(),
+    status: 'tentative',
+  };
+  //TODO: Turn this into a validator.
+  scheduleStore.isOverlapped(newRes)
+    ? Dialog.create({ message: 'This booking overlaps another!' })
+    : scheduleStore.addOrCreateReservation(newRes);
 });
 
 const onReset = () => {
@@ -209,22 +118,18 @@ const onSubmit = () => {
   // TODO
 };
 
-const onClickDate = (data) => {
-  console.log(data);
-};
 const onClickTime = (data) => {
-  bookingForm.value.boat = data.scope.resource;
-  bookingForm.value.startDate = date.formatDate(
+  bookingForm.boat = data.scope.resource;
+  bookingForm.startDate = date.formatDate(
     date.addToDate(makeDateTime(data.scope.timestamp), { hours: 5 }), // A terrible hack to convert back to EST.  TODO: FIX!!!!
     dateFormat
   );
-  showSchedule.value = false;
-  console.log(bookingForm.value.startDate);
+  console.log(bookingForm.startDate);
 };
 const bookingDuration = computed(() => {
   const diff = date.getDateDiff(
-    bookingForm.value.endDate,
-    bookingForm.value.startDate,
+    bookingForm.endDate,
+    bookingForm.startDate,
     'minutes'
   );
   return diff <= 0
@@ -233,6 +138,12 @@ const bookingDuration = computed(() => {
         (diff % 60 > 0 ? ' ' + (diff % 60) + ' minutes' : '');
 });
 
+const bookingSummary = computed(() => {
+  return bookingForm.boat && bookingForm.startDate && bookingForm.endDate
+    ? `${bookingForm.boat.name} @ ${bookingForm.startDate} for ${bookingDuration.value}`
+    : '';
+});
+
 const limitDate = (startDate: string) => {
   return date.isBetweenDates(
     startDate,
@@ -241,6 +152,4 @@ const limitDate = (startDate: string) => {
     { inclusiveFrom: true, inclusiveTo: true, onlyDate: true }
   );
 };
-
-const minOpts = [0, 15, 30, 45, 60];
 </script>
diff --git a/src/stores/schedule.ts b/src/stores/schedule.ts
index 15cedba..1adf65d 100644
--- a/src/stores/schedule.ts
+++ b/src/stores/schedule.ts
@@ -5,6 +5,7 @@ import { date } from 'quasar';
 import { DateOptions } from 'quasar';
 
 export interface Reservation {
+  id: number;
   user: string;
   start: Date;
   end: Date;
@@ -16,6 +17,7 @@ export interface Reservation {
 function getSampleData(): Reservation[] {
   const sampleData = [
     {
+      id: 1,
       user: 'John Smith',
       start: '12:00',
       end: '14:00',
@@ -23,6 +25,7 @@ function getSampleData(): Reservation[] {
       status: 'confirmed',
     },
     {
+      id: 2,
       user: 'Bob Barker',
       start: '18:00',
       end: '20:00',
@@ -30,6 +33,7 @@ function getSampleData(): Reservation[] {
       status: 'confirmed',
     },
     {
+      id: 3,
       user: 'Peter Parker',
       start: '8:00',
       end: '10:00',
@@ -37,6 +41,7 @@ function getSampleData(): Reservation[] {
       status: 'tentative',
     },
     {
+      id: 4,
       user: 'Vince McMahon',
       start: '13:00',
       end: '17:00',
@@ -44,13 +49,20 @@ function getSampleData(): Reservation[] {
       status: 'pending',
     },
     {
+      id: 5,
       user: 'Heather Graham',
       start: '06:00',
       end: '09:00',
       boat: 3,
       status: 'confirmed',
     },
-    { user: 'Lawrence Fishburne', start: '18:00', end: '20:00', boat: 3 },
+    {
+      id: 6,
+      user: 'Lawrence Fishburne',
+      start: '18:00',
+      end: '20:00',
+      boat: 3,
+    },
   ];
   const boatStore = useBoatStore();
   const now = new Date();
@@ -64,6 +76,7 @@ function getSampleData(): Reservation[] {
   return sampleData.map((entry): Reservation => {
     const boat = <Boat>boatStore.boats.find((b) => b.id == entry.boat);
     return {
+      id: entry.id,
       user: entry.user,
       start: date.adjustDate(now, makeOpts(splitTime(entry.start))),
       end: date.adjustDate(now, makeOpts(splitTime(entry.end))),
@@ -80,7 +93,6 @@ export const useScheduleStore = defineStore('schedule', () => {
     boat: number | string,
     curDate: Date
   ): Reservation[] => {
-    console.log(reservations.value);
     return reservations.value.filter((x) => {
       return (
         (x.start.getDate() == curDate.getDate() ||
@@ -91,5 +103,36 @@ export const useScheduleStore = defineStore('schedule', () => {
       );
     });
   };
-  return { reservations, getBoatReservations };
+
+  const isOverlapped = (res: Reservation) => {
+    const lapped = reservations.value.filter(
+      (entry: Reservation) =>
+        entry.resource == res.resource &&
+        ((entry.start <= res.start && entry.end > res.start) ||
+          (entry.end >= res.end && entry.start <= res.end))
+    );
+    return lapped.length > 0;
+  };
+
+  const getNewId = () => {
+    // Trivial placeholder
+    return Math.max(...reservations.value.map((item) => item.id)) + 1;
+  };
+
+  const addOrCreateReservation = (reservation: Reservation) => {
+    const index = reservations.value.findIndex(
+      (res) => res.id == reservation.id
+    );
+    index != -1
+      ? (reservations.value[index] = reservation)
+      : reservations.value.push(reservation);
+  };
+
+  return {
+    reservations,
+    getBoatReservations,
+    getNewId,
+    addOrCreateReservation,
+    isOverlapped,
+  };
 });