From 78932823852df0a40e99f45ebb59b195c3c35273 Mon Sep 17 00:00:00 2001
From: Kamil Niemczycki <contact@kamilcraft.com>
Date: Thu, 23 Jun 2022 10:47:23 +0200
Subject: [PATCH] #152 - wip

---
 .../js/Shared/Widgets/VacationCalendar.vue    | 168 +++++++++++++-----
 .../VacationCalendar/ViewModeOptions.js       |  13 ++
 2 files changed, 133 insertions(+), 48 deletions(-)
 create mode 100644 resources/js/Shared/Widgets/VacationCalendar/ViewModeOptions.js

diff --git a/resources/js/Shared/Widgets/VacationCalendar.vue b/resources/js/Shared/Widgets/VacationCalendar.vue
index 1779ab8..558e467 100644
--- a/resources/js/Shared/Widgets/VacationCalendar.vue
+++ b/resources/js/Shared/Widgets/VacationCalendar.vue
@@ -1,30 +1,55 @@
 <template>
   <section class="bg-white shadow-md">
-    <div class="flex items-center justify-between p-4 sm:px-6">
+    <div class="grid grid-cols-3 grid-rows-1 items-center justify-center p-4 sm:px-6">
       <h2 class="text-lg font-medium leading-6 text-gray-900">
-        Kalendarz
+        {{ calendarState.monthName }} {{ calendar.currents.year !== selectedYear ? calendar.currents.year : undefined }}
       </h2>
-      <div class="flex items-center rounded-md shadow-sm md:items-stretch">
-        <button type="button" class="flex items-center justify-center rounded-l-md border border-r-0 border-gray-300 bg-white py-2 pl-3 pr-4 text-gray-400 hover:text-gray-500 focus:relative md:w-9 md:px-2 md:hover:bg-gray-50">
-          <span class="sr-only">Previous month</span>
-          <ChevronLeftIcon class="h-5 w-5" aria-hidden="true" />
-        </button>
-        <button type="button" class="hidden border-t border-b border-gray-300 bg-white px-3.5 text-sm font-medium text-gray-700 hover:bg-gray-50 hover:text-gray-900 focus:relative md:block">Today</button>
-        <span class="relative -mx-px h-5 w-px bg-gray-300 md:hidden" />
-        <button type="button" class="flex items-center justify-center rounded-r-md border border-l-0 border-gray-300 bg-white py-2 pl-4 pr-3 text-gray-400 hover:text-gray-500 focus:relative md:w-9 md:px-2 md:hover:bg-gray-50">
-          <span class="sr-only">Next month</span>
-          <ChevronRightIcon class="h-5 w-5" aria-hidden="true" />
-        </button>
+      <div class="flex justify-center">
+        <div class="flex items-center rounded-md shadow-sm md:items-stretch">
+          <button
+            v-if="calendarState.isPrevious"
+            type="button"
+            class="flex items-center justify-center rounded-l-md border border-r-0 border-gray-300 bg-white py-2 pl-3 pr-4 text-gray-400 hover:text-gray-500 focus:relative md:w-9 md:px-2 md:hover:bg-gray-50"
+            @click="toLast"
+          >
+            <span class="sr-only">Poprzedni {{ calendarState.viewMode.details.shortcut }}</span>
+            <ChevronLeftIcon
+              class="h-5 w-5"
+              aria-hidden="true"
+            />
+          </button>
+          <button
+            type="button"
+            class="hidden border-t border-b border-gray-300 bg-white px-3.5 text-sm font-medium text-gray-700 hover:bg-gray-50 hover:text-gray-900 focus:relative md:block"
+            :class="{ 'rounded-l-md border border-r-0': !calendarState.isPrevious, 'rounded-r-md border border-l-0': !calendarState.isNext }"
+            @click="resetCalendar"
+          >
+            Dziś
+          </button>
+          <span class="relative -mx-px h-5 w-px bg-gray-300 md:hidden" />
+          <button
+            v-if="calendarState.isNext"
+            type="button"
+            class="flex items-center justify-center rounded-r-md border border-l-0 border-gray-300 bg-white py-2 pl-4 pr-3 text-gray-400 hover:text-gray-500 focus:relative md:w-9 md:px-2 md:hover:bg-gray-50"
+            @click="toNext"
+          >
+            <span class="sr-only">Następny {{ calendarState.viewMode.details.shortcut }}</span>
+            <ChevronRightIcon
+              class="h-5 w-5"
+              aria-hidden="true"
+            />
+          </button>
+        </div>
       </div>
       <Menu
         as="div"
-        class="relative"
+        class="flex justify-end relative"
       >
         <MenuButton
           type="button"
           class="flex items-center rounded-md border border-gray-300 bg-white py-2 pl-3 pr-2 text-sm font-medium text-gray-700 shadow-sm hover:bg-gray-50"
         >
-          {{ viewMode.name }}
+          {{ calendarState.viewMode.details.name }}
           <ChevronDownIcon
             class="ml-2 h-5 w-5 text-gray-400"
             aria-hidden="true"
@@ -43,7 +68,7 @@
           <MenuItems class="absolute right-0 mt-3 w-36 origin-top-right overflow-hidden rounded-md bg-white shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none">
             <div class="py-1">
               <MenuItem
-                v-for="option in viewModeOptions"
+                v-for="option in viewModes.all"
                 :key="option.key"
                 v-slot="{ active }"
               >
@@ -51,9 +76,9 @@
                   :class="[active ? 'bg-gray-100 text-gray-900' : 'text-gray-700', 'flex px-4 py-2 text-sm text-left w-full']"
                   @click="updateViewMode(option.key)"
                 >
-                  {{ option.name }}
+                  {{ option.shortcut }}
                   <CheckIcon
-                    v-if="option.key === viewMode.key"
+                    v-if="option.is(calendar.viewMode)"
                     class="ml-2 w-5 h-5 text-blumilk-500"
                   />
                 </button>
@@ -65,7 +90,7 @@
     </div>
     <div class="ring-1 ring-black ring-opacity-5 lg:flex lg:flex-auto lg:flex-col">
       <div
-        v-if="viewMode.key === 'month'"
+        v-if="calendarState.viewMode.isMonth"
         class="grid grid-cols-7 gap-px border-b border-gray-300 bg-gray-200 text-center text-xs font-semibold leading-6 text-gray-700 lg:flex-none"
       >
         <div class="bg-white py-2">
@@ -91,12 +116,12 @@
         </div>
       </div>
       <div class="flex bg-gray-200 text-xs leading-6 text-gray-700 lg:flex-auto">
-        <div :class="[viewMode.key === 'week' ? 'grid-rows-1' : 'grid-rows-5', 'w-full grid grid-cols-7 gap-px']">
+        <div :class="[calendarState.viewMode.isWeek ? 'grid-rows-1' : 'grid-rows-5', 'w-full grid grid-cols-7 gap-px']">
           <div
             v-for="(day, index) in days"
             :key="index"
             class="flex flex-col"
-            :class="[day.isCurrentMonth ? 'bg-white' : 'bg-gray-50 text-gray-500', viewMode.key === 'week' && index !== 0 && (index % 5 === 0 || index % 6 === 0) ? 'bg-red-100' : undefined, viewMode.key === 'week' ? 'day' : undefined, 'relative py-2 px-3']"
+            :class="[day.isCurrentMonth ? 'bg-white' : 'bg-gray-50 text-gray-500', calendarState.viewMode.isWeek && index !== 0 && (index % 5 === 0 || index % 6 === 0) ? 'bg-red-100' : undefined, calendarState.viewMode.isWeek ? 'day' : 'month-day', 'relative py-2 px-3']"
           >
             <time
               :datetime="day.date"
@@ -114,65 +139,76 @@
 <script setup>
 import { CheckIcon, ChevronDownIcon, ChevronLeftIcon, ChevronRightIcon } from '@heroicons/vue/solid'
 import { Menu, MenuButton, MenuItem, MenuItems } from '@headlessui/vue'
-import { ref, watch, computed } from 'vue'
+import { ref, watch, computed, reactive } from 'vue'
 import { DateTime } from 'luxon'
 import useCurrentYearPeriodInfo from '@/Composables/yearPeriodInfo'
+import { useMonthInfo } from '@/Composables/monthInfo'
+import viewModes from '@/Shared/Widgets/VacationCalendar/ViewModeOptions'
 
 let days = ref([])
+const months = useMonthInfo().getMonths()
 function getCurrentDate() {
   const { year, month, weekNumber } = DateTime.now()
   return { year, month, weekNumber }
 }
 const selectedYear = useCurrentYearPeriodInfo().year.value
 const currentDate = getCurrentDate()
-let viewModeOptions = [
-  { key: 'week', name: 'Week view' },
-  { key: 'month', name: 'Month view' },
-]
+
 const calendar = {
   viewMode: ref('week'),
-  currents: ref({
+  currents: reactive({
     year: selectedYear,
     month: selectedYear === currentDate.year ? currentDate.month : 1,
     week: selectedYear === currentDate.year ? currentDate.weekNumber : 1,
   }),
+  toPreviousActive: computed(() => calendar.currents.month !== 1),
 }
-console.log(calendar, selectedYear, currentDate)
-watch(() => calendar.viewMode.value, () => {
-  loadMonth()
+
+const calendarState = reactive({
+  viewMode: {
+    isWeek: computed(() => calendar.viewMode.value === 'week'),
+    isMonth: computed(() => calendar.viewMode.value === 'month'),
+    details: computed(() => viewModes.find(calendar.viewMode.value)),
+  },
+  monthName: computed(() => months[calendar.currents.month - 1]?.name),
+  isActualYear: computed(() => calendar.currents.year !== selectedYear),
+  isPrevious: computed(() => calendar.currents.month !== 1),
+  isNext: computed(() => calendar.currents.month !== 12),
 })
 
-const viewMode = computed(() => {
-  const key = calendar.viewMode.value
-  return {
-    key,
-    name: viewModeOptions.find((obj) => obj.key === key)?.name,
-  }
+watch([calendar.viewMode, calendar.currents], () => {
+  loadCalendar()
 })
 
-loadMonth()
-
-function loadMonth() {
-  const tmpDays = []
+loadCalendar()
 
+function loadCalendar() {
+  console.log('Loaded')
   let focusDate = DateTime.fromObject({
-    year: calendar.currents.value.year,
-    month: calendar.currents.value.month,
+    year: calendar.currents.year,
+    month: calendar.currents.month,
   })
   let start, end
 
-  if (viewMode.value.key === 'week') {
+  if (calendar.viewMode.value === 'week') {
     if (currentDate.year === selectedYear)
-      focusDate = DateTime.fromObject({ weekNumber: calendar.currents.value.week })
+      focusDate = DateTime.fromObject({ weekNumber: calendar.currents.week })
+    else
+      focusDate = focusDate.plus({ week: calendar.currents.week - 1 })
     start = focusDate.startOf('week')
     end = focusDate.endOf('week')
-  } else if (viewMode.value.key === 'month') {
+  } else if (calendar.viewMode.value === 'month') {
     focusDate = focusDate.startOf('month')
     start = focusDate.startOf('week')
     end = focusDate.endOf('month').endOf('week')
   }
 
-  for (let day = start; day < end; day = day.plus({ day: 1 })) {
+  generateCalendarData(start, end, focusDate)
+}
+
+function generateCalendarData(startDate, endDate, focusDate) {
+  const tmpDays = []
+  for (let day = startDate; day < endDate; day = day.plus({ day: 1 })) {
     const isCurrentMonth = isInCurrentMonth(day, focusDate)
     const okIsToday = isToday(day)
 
@@ -186,7 +222,36 @@ function loadMonth() {
   days.value = tmpDays
 }
 
+function toLast() {
+  if (calendar.viewMode.value === 'week')
+    addWeeks(-1)
+  else
+    addMonths(-1)
+}
+
+function toNext() {
+  if (calendar.viewMode.value === 'week') {
+    addWeeks()
+  } else
+    addMonths()
+}
+
+function resetCalendar() {
+  calendar.currents.year = selectedYear
+  calendar.currents.month = selectedYear === currentDate.year ? currentDate.month : 1
+  calendar.currents.week = selectedYear === currentDate.year ? currentDate.weekNumber : 1
+}
+
+function addWeeks(howMany = 1) {
+  calendar.currents.week += howMany
+}
+
+function addMonths(howMany = 1) {
+  calendar.currents.month += howMany
+}
+
 function updateViewMode(type) {
+  resetCalendar()
   calendar.viewMode.value = type
 }
 
@@ -220,13 +285,20 @@ function isToday(date) {
   content: "Pt";
 }
 
+.day:nth-of-type(7n - 1):before,
+.day:nth-of-type(7n):before {
+  color: #991b1b;
+}
+
 .day:nth-of-type(7n - 1):before {
   content: "Sb";
-  color: red;
 }
 
 .day:nth-of-type(7n):before {
   content: "Nd";
-  color: red;
+}
+
+.month-day:nth-of-type(7n - 1), .month-day:nth-of-type(7n) {
+  background-color: #fee2e2;
 }
 </style>
diff --git a/resources/js/Shared/Widgets/VacationCalendar/ViewModeOptions.js b/resources/js/Shared/Widgets/VacationCalendar/ViewModeOptions.js
new file mode 100644
index 0000000..4f7370a
--- /dev/null
+++ b/resources/js/Shared/Widgets/VacationCalendar/ViewModeOptions.js
@@ -0,0 +1,13 @@
+function isViewModeKey(key) {
+  return this.key === key.value
+}
+
+const modes = [
+  { key: 'week', name: 'Widok tygodnia', shortcut: 'Tydzień', is: isViewModeKey },
+  { key: 'month', name: 'Widok miesiąca', shortcut: 'Miesiąc', is: isViewModeKey },
+]
+
+export default {
+  all: modes,
+  find: whereMode => modes.find(mode => mode.key === whereMode),
+}