From 63361dd524e5e3ffed4b0b526260b3b4a14f3201 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bjo=CC=88rn=20Fromme?= <mail@bjo3rn.com>
Date: Wed, 12 Sep 2018 19:16:45 +0200
Subject: [PATCH] Replace datepicker with flatpicker

---
 package-lock.json                             |   5 +
 package.json                                  |   3 +-
 .../Resources/Private/Assets/js/_styles.js    |   1 +
 .../Assets/js/components/Datepicker.vue       |  77 ----------
 .../Assets/js/components/DaterangeSelect.vue  | 144 +++++-------------
 .../Assets/js/components/SearchBar.vue        |  12 --
 .../Assets/js/components/SearchBox.vue        |   6 -
 .../Assets/scss/remix/_datepicker.scss        |  37 ++---
 webpack.config.js                             |   2 +-
 9 files changed, 64 insertions(+), 223 deletions(-)
 delete mode 100644 web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/Datepicker.vue

diff --git a/package-lock.json b/package-lock.json
index 37583f30..a88ea6fd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3176,6 +3176,11 @@
         "locate-path": "^2.0.0"
       }
     },
+    "flatpickr": {
+      "version": "4.5.2",
+      "resolved": "https://registry.npmjs.org/flatpickr/-/flatpickr-4.5.2.tgz",
+      "integrity": "sha512-jDy4QYGpmiy7+Qk8QvKJ4spjDdxcx9cxMydmq1x427HkKWBw0qizLYeYM2F6tMcvvqGjU5VpJS55j4LnsaBblA=="
+    },
     "flatten": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/flatten/-/flatten-1.0.2.tgz",
diff --git a/package.json b/package.json
index 9217edf9..80a77645 100644
--- a/package.json
+++ b/package.json
@@ -11,11 +11,12 @@
   },
   "dependencies": {
     "@fancyapps/fancybox": "^3.2.5",
-    "@fengyuanchen/datepicker": "^0.6.4",
+    "@fengyuanchen/datepicker": "^0.6.5",
     "bootstrap-sass": "^3.3.7",
     "bourbon": "^4.3.2",
     "cookieconsent": "^3.1.0",
     "dayjs": "^1.7.5",
+    "flatpickr": "^4.5.2",
     "font-awesome": "^4.7.0",
     "iframe-resizer": "^3.6.1",
     "jquery": "^2.2.4",
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/_styles.js b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/_styles.js
index 1ccc7ee0..af6a0214 100644
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/_styles.js
+++ b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/_styles.js
@@ -5,3 +5,4 @@ require('cookieconsent/build/cookieconsent.min.css');
 require('@fancyapps/fancybox/dist/jquery.fancybox.min.css');
 require('slick-carousel/slick/slick.css');
 require('leaflet/dist/leaflet.css');
+require('flatpickr/dist/flatpickr.css');
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/Datepicker.vue b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/Datepicker.vue
deleted file mode 100644
index 8f8943bf..00000000
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/Datepicker.vue
+++ /dev/null
@@ -1,77 +0,0 @@
-<template>
-    <input ref="field" type="text" :value="dateDisplayed" />
-</template>
-<script>
-    import Vue from 'vue'
-    import $ from 'jquery'
-    import dayjs from 'dayjs'
-    import 'dayjs/locale/de'
-    import datepicker from '@fengyuanchen/datepicker'
-
-    require('@fengyuanchen/datepicker/dist/datepicker.css');
-
-    export default {
-        props: {
-            date: {
-                default: null
-            },
-            minDate: {
-                type: Date,
-                default () {
-                    return new Date()
-                }
-            },
-            maxDate: {
-                type: Date,
-                default () {
-                    return new Date()
-                }
-            },
-            container: {
-                type: String,
-                required: true
-            }
-        },
-        computed: {
-            dateDisplayed () {
-                if (this.date === null) {
-                    return '';
-                }
-                return dayjs(this.date).format('DD.MM.YYYY');
-            }
-        },
-        watch: {
-            date (value) {
-                this.date = value;
-            },
-            minDate (value) {
-                $(this.$refs.field).datepicker('setStartDate', value);
-            },
-            maxDate (value) {
-                $(this.$refs.field).datepicker('setEndDate', value);
-            }
-        },
-        mounted () {
-            const field = this.$refs.field;
-            Vue.nextTick(() => {
-                $(field).datepicker({
-                    inline: true,
-                    container: $(field).closest(this.container),
-                    language: 'de-DE',
-                    format: 'dd.mm.yyyy',
-                    weekStart: 1,
-                    days: ['Sonntag', 'Montag', 'Dienstag', 'Mittwoch', 'Donnerstag', 'Freitag', 'Samstag'],
-                    daysShort: ['So', 'Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa'],
-                    daysMin: ['So', 'Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa'],
-                    months: ['Januar', 'Februar', 'März', 'April', 'Mai', 'Juni', 'Juli', 'August', 'September',
-                        'Oktober', 'November', 'Dezember'],
-                    monthsShort: ['Jan', 'Feb', 'Mär', 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez'],
-                    startDate: this.minDate,
-                    endDate: this.maxDate
-                }).on('pick.datepicker', (event) => {
-                    this.$emit('picked', event.date);
-                });
-            });
-        }
-    }
-</script>
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/DaterangeSelect.vue b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/DaterangeSelect.vue
index af3cf89a..b45fe88e 100644
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/DaterangeSelect.vue
+++ b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/DaterangeSelect.vue
@@ -4,13 +4,13 @@
         <ul class="nav navbar-nav">
             <li class="dropdown" ref="dropdown">
                 <input type="text" class="form-control" placeholder="von... bis"
-                       v-bind:value="selectedRange" v-on:click="togglePanel"/>
+                       :value="selectedRange" @click="togglePanel"/>
                 <ul class="dropdown-menu daterange">
                     <li v-if="presets">
                         <div class="daterange__presets">
                             <template v-for="preset of presets">
                                 <a class="daterange__preset" href="#"
-                                   v-on:click.prevent="selectPreset(preset)">
+                                   @click.prevent="selectPreset(preset)">
                                     <i class="fa fa-calendar"></i> {{ preset.label }}
                                 </a>
                             </template>
@@ -18,44 +18,11 @@
                     </li>
                     <li>
                         <div class="daterange__panel">
-                            <div class="daterange__column daterange--from">
-                                <span class="headline headline--4 daterange__headline">Früheste Anreise</span>
-                                <div class="daterange__picker">
-                                    <date-picker
-                                            class="daterange__input"
-                                            container=".daterange--from"
-                                            v-on:picked="updateFrom"
-                                            v-bind:date="range.from"
-                                            v-bind:min-date="dateFromMin"
-                                            v-bind:max-date="dateFromMax"
-                                    ></date-picker>
-                                    <button class="daterange__button"
-                                            v-on:click.prevent="resetFrom">
-                                        <i class="fa fa-trash-o"></i>
-                                    </button>
-                                </div>
-                            </div>
-                            <div class="daterange__column daterange--to">
-                                <span class="headline headline--4 daterange__headline">Späteste Abreise</span>
-                                <div class="daterange__picker">
-                                    <date-picker
-                                            class="daterange__input"
-                                            container=".daterange--to"
-                                            v-on:picked="updateTo"
-                                            v-bind:date="range.to"
-                                            v-bind:min-date="dateToMin"
-                                            v-bind:max-date="dateToMax"
-                                    ></date-picker>
-                                    <button class="daterange__button"
-                                            v-on:click.prevent="resetTo">
-                                        <i class="fa fa-trash-o"></i>
-                                    </button>
-                                </div>
-                            </div>
+                            <input ref="field" type="hidden">
                         </div>
                     </li>
                     <li class="closebtn">
-                        <a class="btn btn-default btn-xs" href="#" v-on:click.prevent="togglePanel">schließen</a>
+                        <a class="btn btn-default btn-xs" href="#" @click.prevent="togglePanel">schließen</a>
                     </li>
                 </ul>
             </li>
@@ -64,25 +31,17 @@
 </template>
 
 <script>
+    import Vue from 'vue'
     import $ from 'jquery'
-    import DatePicker from './Datepicker.vue'
     import dayjs from 'dayjs'
     import 'dayjs/locale/de'
+    import flatpickr from 'flatpickr'
+    import { German } from 'flatpickr/dist/l10n/de'
 
     export default {
-        components: {
-            DatePicker
-        },
         data () {
             return {
-                dateFromMin: null,
-                dateFromMax: null,
-                dateToMin: null,
-                dateToMax: null,
-                range: {
-                    from: null,
-                    to: null
-                },
+                picker: null,
                 selectedFrom: this.from,
                 selectedTo: this.to
             }
@@ -116,76 +75,53 @@
             }
         },
         created () {
-            this.range.from = this.selectedFrom !== null ? new Date(this.selectedFrom) : null;
-            this.range.to = this.selectedTo !== null ? new Date(this.selectedTo) : null;
-            this.dateFromMin = new Date(this.minDate);
-            this.dateFromMax = new Date(this.maxDate);
-            this.dateToMin = new Date(this.minDate);
-            this.dateToMax = new Date(this.maxDate);
-        },
-        watch: {
-            from (value) {
-                this.selectedFrom = value;
-            },
-            to (value) {
-                this.selectedTo = value;
-            },
-            minDate (date) {
-                this.dateFromMin = new Date(date);
-                this.dateToMin = new Date(date);
-            },
-            maxDate (date) {
-                this.dateFromMax = new Date(date);
-                this.dateToMax = new Date(date);
-            }
+            Vue.nextTick(() => {
+                this.picker = $(this.$refs.field).flatpickr({
+                    mode: 'range',
+                    dateFormat: 'd.m.Y',
+                    locale: German,
+                    inline: true,
+                    minDate: new Date(this.minDate),
+                    maxDate: new Date(this.maxDate),
+                    onChange: (selectedDates) => {
+                        if (selectedDates.length === 2) {
+                            this.selectedFrom = selectedDates[0];
+                            this.selectedTo = selectedDates[1];
+                            this.togglePanel();
+                            this.$emit('selected', { from: this.selectedFrom, to: this.selectedTo });
+                        }
+                    }
+                });
+                if (this.from && this.to) {
+                    this.picker.setDate([ new Date(this.from), new Date(this.to) ]);
+                }
+            })
         },
         computed: {
             selectedRange () {
-                if (this.range.from == null && this.range.to == null) {
+                if (this.selectedFrom == null && this.selectedTo == null) {
                     return '';
                 }
-                if (this.range.from !== null && this.range.to === null) {
-                    return 'ab ' + dayjs(this.range.from).format('DD.MM.YYYY');
+                if (this.selectedFrom !== null && this.selectedTo === null) {
+                    return 'ab ' + dayjs(this.selectedFrom).format('DD.MM.YYYY');
                 }
-                if (this.range.from === null && this.range.to !== null) {
-                    return 'bis ' + dayjs(this.range.to).format('DD.MM.YYYY');
+                if (this.selectedFrom === null && this.selectedTo !== null) {
+                    return 'bis ' + dayjs(this.selectedTo).format('DD.MM.YYYY');
                 }
-                return dayjs(this.range.from).format('DD.MM.YYYY') + '-' + dayjs(this.range.to).format('DD.MM.YYYY');
+                return dayjs(this.selectedFrom).format('DD.MM.YYYY')
+                    + '-' + dayjs(this.selectedTo).format('DD.MM.YYYY');
             }
         },
         methods: {
-            updateFrom (date) {
-                if (this.range.to !== null && dayjs(date).isAfter(this.range.to)) {
-                    this.range.to = dayjs(date).add(1, 'd');
-                }
-                this.range.from = date;
-                this.dateToMin = date;
-                this.$emit('selected', this.range);
-            },
-            updateTo (date) {
-                if (this.range.from !== null && dayjs(date).isBefore(this.range.from)) {
-                    date = dayjs(this.range.from).add(1, 'd');
-                }
-                this.range.to = date;
-                this.dateFromMax = date;
-                this.$emit('selected', this.range);
-            },
             togglePanel () {
                 $(this.$refs.dropdown).toggleClass('open');
             },
-            resetFrom () {
-                this.range.from = null;
-                this.$emit('selected', this.range);
-            },
-            resetTo () {
-                this.range.to = null;
-                this.$emit('selected', this.range);
-            },
             selectPreset (preset) {
-                this.range.from = new Date(preset.dateFrom);
-                this.range.to = new Date(preset.dateTo);
+                this.selectedFrom = new Date(preset.dateFrom);
+                this.selectedTo = new Date(preset.dateTo);
+                this.picker.setDate([ this.selectedFrom, this.selectedTo ]);
                 this.togglePanel();
-                this.$emit('selected', this.range);
+                this.$emit('selected', { from: this.selectedFrom, to: this.selectedTo });
             }
         }
     }
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBar.vue b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBar.vue
index 42a6e71d..2cb5eca6 100644
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBar.vue
+++ b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBar.vue
@@ -16,13 +16,6 @@
         },
         data () {
             return {
-                lock: false,
-                dateRange () {
-                    return {
-                        dateFrom: null,
-                        dateTo: null
-                    }
-                },
                 searchParams: this.initialSearchParams,
                 filterOptions: this.initialFilterOptions
             }
@@ -30,15 +23,10 @@
         props: [ 'initialFilterOptions', 'initialSearchParams', 'optionsUri', 'resetUri', 'argumentPrefix', 'datePresets' ],
         methods: {
             loadOptions () {
-                if (this.lock) {
-                    return;
-                }
-                this.lock = true;
                 const query = {};
                 query[this.argumentPrefix + '[searchParams]'] = this.searchParams;
                 $.post(this.optionsUri, query, (json) => {
                     this.applyOptions(json);
-                    this.lock = false;
                 }, 'json');
             },
             applyOptions (json) {
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBox.vue b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBox.vue
index 37a39cba..ce940824 100644
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBox.vue
+++ b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/SearchBox.vue
@@ -10,7 +10,6 @@
         },
         data () {
             return {
-                lock: false,
                 searchParams: this.initialSearchParams,
                 filterOptions: this.initialFilterOptions
             }
@@ -18,15 +17,10 @@
         props: [ 'initialFilterOptions', 'initialSearchParams', 'optionsUri', 'resetUri', 'argumentPrefix', 'datePresets' ],
         methods: {
             loadOptions () {
-                if (this.lock) {
-                    return;
-                }
-                this.lock = true;
                 const query = {};
                 query[this.argumentPrefix + '[searchParams]'] = this.searchParams;
                 $.post(this.optionsUri, query, (json) => {
                     this.applyOptions(json);
-                    this.lock = false;
                 }, 'json');
             },
             applyOptions (json) {
diff --git a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/scss/remix/_datepicker.scss b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/scss/remix/_datepicker.scss
index 7a6938af..7ecc5855 100644
--- a/web/typo3conf/ext/ep_theme/Resources/Private/Assets/scss/remix/_datepicker.scss
+++ b/web/typo3conf/ext/ep_theme/Resources/Private/Assets/scss/remix/_datepicker.scss
@@ -12,16 +12,6 @@
   text-align: center;
 }
 
-.daterange__column {
-  flex: 1;
-
-  &:first-child {
-    border-right: 1px solid #c7c7c7;
-    margin-right: 10px;
-  }
-
-}
-
 .daterange__presets {
   display: flex;
   padding: 8px 0;
@@ -32,21 +22,24 @@
   color: $color-font-base;
 }
 
-.daterange__picker {
-  display: flex;
-  flex-wrap: nowrap;
-}
-
-.daterange__input {
-  text-align: center;
-  background-color: white;
-  border: 1px solid $color-grey-light;
-  color: $color-font-base;
-}
-
 .daterange__button {
   color: $color-font-base;
   border: none;
   background: none;
   outline: none;
 }
+
+.flatpickr-input {
+  display: none;
+}
+
+.flatpickr-calendar {
+  box-shadow: none;
+}
+
+.flatpickr-day.selected {
+  &.startRange, &.endRange {
+    background: $color-brand-secondary;
+    border-color: $color-brand-secondary;
+  }
+}
diff --git a/webpack.config.js b/webpack.config.js
index b587b0a9..0f7a90fd 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -11,7 +11,7 @@ Encore
     .addEntry('unichamp', './web/typo3conf/ext/ep_theme/Resources/Private/Assets/js/unichamp.js')
     .addStyleEntry('rte', './web/typo3conf/ext/ep_theme/Resources/Private/Assets/css/rte.css')
     .createSharedEntry('vendor', [
-        'jquery', 'vue', 'vue-session', '@fengyuanchen/datepicker', 'jquery-lazy',
+        'jquery', 'vue', 'vue-session', 'flatpickr', 'jquery-lazy',
         'bootstrap-sass/assets/javascripts/bootstrap', 'slick-carousel',
         'dayjs', 'cookieconsent', 'picturefill', '@fancyapps/fancybox', 'leaflet'
     ])