From 8e72108290b1457474b4c2cb2982704e681ce173 Mon Sep 17 00:00:00 2001
From: tomtjes <nesiofnqwe@mailbox.org>
Date: Wed, 14 Feb 2024 16:44:12 -0500
Subject: [PATCH] use BEM classes add class names for foods, units, keywords
 (not following BEM closely)

---
 vue/src/components/IngredientComponent.vue | 118 +++++++++++++--------
 vue/src/components/IngredientsCard.vue     |   4 +-
 vue/src/components/KeywordsComponent.vue   |  22 +++-
 vue/src/components/LastCooked.vue          |   2 +-
 vue/src/components/RecipeRating.vue        |   2 +-
 vue/src/components/RecipeViewComponent.vue |  35 +++---
 vue/src/components/ScalableNumber.vue      |   2 +-
 vue/src/components/StepComponent.vue       |  53 ++++++---
 vue/src/utils/utils.js                     |   6 +-
 9 files changed, 157 insertions(+), 87 deletions(-)

diff --git a/vue/src/components/IngredientComponent.vue b/vue/src/components/IngredientComponent.vue
index 3b56f02b..dd214700 100644
--- a/vue/src/components/IngredientComponent.vue
+++ b/vue/src/components/IngredientComponent.vue
@@ -1,52 +1,41 @@
 <template>
-    <tr class="ingredient">
+    <tr class="ingredients__item">
         <template v-if="ingredient.is_header">
-            <td class="header" colspan="5" @click="done">
+            <td class="ingredients__header-note header" colspan="5" @click="done">
                 <b>{{ ingredient.note }}</b>
             </td>
         </template>
 
         <template v-else>
-            <td class="check d-print-none align-baseline py-2" v-if="detailed" @click="done">
-                <i class="far fa-check-circle text-success" v-if="ingredient.checked"></i>
-                <i class="far fa-check-circle text-primary" v-if="!ingredient.checked"></i>
+            <td class="ingredients__check d-print-none align-baseline py-2" v-if="detailed" @click="done">
+                <i class="ingredients__check ingredients__check_checked far fa-check-circle text-success" v-if="ingredient.checked"></i>
+                <i class="ingredients__check ingredients__check_checked_false far fa-check-circle text-primary" v-if="!ingredient.checked"></i>
             </td>
-            <td class="amount text-nowrap" @click="done">
-                <span v-if="ingredient.amount !== 0 && !ingredient.no_amount" v-html="calculateAmount(ingredient.amount)"></span>
+            <td class="ingredients__amount text-nowrap" @click="done">
+                <span class="ingredients__amount" :class="amountClass" v-if="ingredient.amount !== 0 && !ingredient.no_amount" v-html="amount"></span>
             </td>
-            <td class="unit" @click="done">
-                <template v-if="ingredient.unit !== null && !ingredient.no_amount">
-                    <template>
-                        <template v-if="ingredient.unit.plural_name === '' || ingredient.unit.plural_name === null">
-                            <span>{{ ingredient.unit.name }}</span>
-                        </template>
-                        <template v-else>
-                            <span v-if="ingredient.always_use_plural_unit">{{ ingredient.unit.plural_name }}</span>
-                            <span v-else-if="ingredient.amount * this.ingredient_factor > 1">{{ ingredient.unit.plural_name }}</span>
-                            <span v-else>{{ ingredient.unit.name }}</span>
-                        </template>
-                    </template>
-                </template>
+            <td class="ingredients__unit" @click="done">
+                <span v-if="ingredient.unit !== null && !ingredient.no_amount" :class="unitClass">{{ unitName }}</span>
             </td>
-            <td class="food" @click="done">
+            <td class="ingredients__food" :class="foodClass" @click="done">
                 <template v-if="ingredient.food !== null">
                     <a :href="resolveDjangoUrl('view_recipe', ingredient.food.recipe.id)" v-if="ingredient.food.recipe !== null" target="_blank" rel="noopener noreferrer">
-                        {{ ingredientName(ingredient) }}
+                        {{ foodName }}
                     </a>
                     <a :href="ingredient.food.url" v-else-if="ingredient.food.url !== ''" target="_blank" rel="noopener noreferrer">
-                        {{ ingredientName(ingredient) }}</a>
+                        {{ foodName }}</a>
                     <template v-else>
-                        <span>{{ ingredientName(ingredient) }}</span>
+                        <span :class="foodClass">{{ foodName }}</span>
                     </template>
                 </template>
             </td>
-            <td v-if="detailed" class="note align-baseline">
+            <td v-if="detailed" class="ingredients__note align-baseline">
                 <template v-if="ingredient.note">
-                    <span class="d-print-none touchable py-0 px-2" v-b-popover.hover="ingredient.note">
+                    <span class="ingredients__note ingredients__note_hover d-print-none touchable py-0 px-2" v-b-popover.hover="ingredient.note">
                         <i class="far fa-comment"></i>
                     </span>
 
-                    <div class="d-none d-print-block"><i class="far fa-comment-alt d-print-none"></i> {{ ingredient.note }}</div>
+                    <div class="ingredients__note ingredients__note_print d-none d-print-block"><i class="far fa-comment-alt d-print-none"></i> {{ ingredient.note }}</div>
                 </template>
             </td>
         </template>
@@ -54,7 +43,7 @@
 </template>
 
 <script>
-import {calculateAmount, ResolveUrlMixin} from "@/utils/utils"
+import {calculateAmount, ResolveUrlMixin, escapeCSS} from "@/utils/utils"
 
 import Vue from "vue"
 import VueSanitize from "vue-sanitize"
@@ -77,27 +66,68 @@ export default {
     watch: {},
     mounted() {
     },
-    methods: {
-        calculateAmount: function (x) {
-            return this.$sanitize(calculateAmount(x, this.ingredient_factor))
+    computed: {
+        amount: function() {
+            return this.$sanitize(calculateAmount(this.ingredient.amount, this.ingredient_factor))
         },
+        isScaledUp: function() {
+            return this.ingredient_factor > 1 ? true:false
+        },
+        isScaledDown: function() {
+            return this.ingredient_factor < 1 ? true:false
+        },
+        amountClass: function () {
+            if (this.isScaledDown) {
+                return this.escapeCSS('ingredients__amount_scaled_down')
+            } else if (this.isScaledUp) {
+                return this.escapeCSS('ingredients__amount_scaled_up')
+            } else {
+                return this.escapeCSS('ingredients__amount_scaled_false')
+            }
+        },
+        isUnitPlural: function () {
+            if (this.ingredient.unit.plural_name === '' || this.ingredient.unit.plural_name === null) {
+                return false
+            } else if (this.ingredient.always_use_plural_unit || this.ingredient.amount * this.ingredient_factor > 1) {
+                return true
+            } else {
+                return false
+            }
+        },
+        isFoodPlural: function () {
+            if (this.ingredient.food.plural_name == null || this.ingredient.food.plural_name === '') {
+                return false
+            }
+            if (this.ingredient.always_use_plural_food) {
+                return true
+            } else if (this.ingredient.no_amount) {
+                return false
+            } else if (this.ingredient.amount * this.ingredient_factor > 1) {
+                return true
+            } else {
+                return false
+            }
+        },
+        unitClass: function () {
+            return this.escapeCSS('_unitname-' + this.ingredient.unit.name)
+        },
+        foodClass: function () {
+            return this.escapeCSS('_foodname-' + this.ingredient.food.name)
+        },
+        unitName: function () {
+            return this.isUnitPlural ? this.ingredient.unit.plural_name : this.ingredient.unit.name
+        },
+        foodName: function () {
+            return this.isFoodPlural ? this.ingredient.food.plural_name : this.ingredient.food.name
+        }
+    },
+    methods: {
         // sends parent recipe ingredient to notify complete has been toggled
         done: function () {
             this.$emit("checked-state-changed", this.ingredient)
         },
-        ingredientName: function (ingredient) {
-            if (ingredient.food.plural_name == null || ingredient.food.plural_name === '') {
-                return ingredient.food.name
-            }
-            if (ingredient.always_use_plural_food) {
-                return ingredient.food.plural_name
-            } else if (ingredient.no_amount) {
-                return ingredient.food.name
-            } else if (ingredient.amount * this.ingredient_factor > 1) {
-                return ingredient.food.plural_name
-            } else {
-                return ingredient.food.name
-            }
+        escapeCSS: function (classname) {
+            return CSS.escape(this.$sanitize(escapeCSS(classname)))
         }
     },
 }
diff --git a/vue/src/components/IngredientsCard.vue b/vue/src/components/IngredientsCard.vue
index 0b2cb69f..a010d26f 100644
--- a/vue/src/components/IngredientsCard.vue
+++ b/vue/src/components/IngredientsCard.vue
@@ -1,5 +1,5 @@
 <template>
-    <div :class="{ 'card border-primary no-border': header }">
+    <div class="ingredients" :class="{ 'card border-primary no-border': header }">
         <div :class="{ 'card-body': header, 'p-0': header }">
             <div class="card-header" v-if="header">
                 <div class="row">
@@ -15,7 +15,7 @@
                         <table class="table table-sm mb-0">
                             <!-- eslint-disable vue/no-v-for-template-key-on-child -->
                             <template v-for="s in steps">
-                                <tr v-bind:key="s.id" v-if="s.show_as_header && s.name !== '' && steps.length > 1">
+                                <tr class="ingredients__header-step-name" v-bind:key="s.id" v-if="s.show_as_header && s.name !== '' && steps.length > 1">
                                     <td colspan="5">
                                         <b>{{ s.name }}</b>
                                     </td>
diff --git a/vue/src/components/KeywordsComponent.vue b/vue/src/components/KeywordsComponent.vue
index d3e6a7c5..7c1f87be 100644
--- a/vue/src/components/KeywordsComponent.vue
+++ b/vue/src/components/KeywordsComponent.vue
@@ -1,6 +1,6 @@
 <template>
-    <div v-if="recipe.keywords.length > 0">
-      <span :key="k.id" v-for="k in recipe.keywords.slice(0,keyword_splice).filter((kk) => { return kk.show || kk.show === undefined })" class="keyword pl-1">
+    <div class="keywords" v-if="recipe.keywords.length > 0">
+      <span :key="k.id" v-for="k in recipe.keywords.slice(0,keyword_splice).filter((kk) => { return kk.show || kk.show === undefined })" class="keywords__item pl-1" :class="keywordClass(k)">
           <template v-if="enable_keyword_links">
               <a :href="`${resolveDjangoUrl('view_search')}?keyword=${k.id}`">
                   <b-badge pill variant="light" class="font-weight-normal">{{ k.label }}</b-badge>
@@ -9,14 +9,18 @@
           <template v-else>
              <b-badge pill variant="light" class="font-weight-normal">{{ k.label }}</b-badge>
           </template>
-
       </span>
     </div>
 </template>
 
 <script>
 
-import {ResolveUrlMixin} from "@/utils/utils";
+import {ResolveUrlMixin, escapeCSS} from "@/utils/utils";
+
+import Vue from "vue"
+import VueSanitize from "vue-sanitize"
+
+Vue.use(VueSanitize)
 
 export default {
     name: 'KeywordsComponent',
@@ -31,7 +35,15 @@ export default {
             if (this.limit) {
                 return this.limit
             }
-            return this.recipe.keywords.lenght
+            return this.recipe.keywords.length
+        }
+    },
+    methods: {
+        keywordClass: function(k) {
+            return this.escapeCSS('_keywordname-' + k.label)
+        },
+        escapeCSS: function (classname) {
+            return CSS.escape(this.$sanitize(escapeCSS(classname)))
         }
     }
 }
diff --git a/vue/src/components/LastCooked.vue b/vue/src/components/LastCooked.vue
index 290065aa..b6b39bd5 100644
--- a/vue/src/components/LastCooked.vue
+++ b/vue/src/components/LastCooked.vue
@@ -1,5 +1,5 @@
 <template>
-  <div>
+  <div class="last-cooked">
     <span class="pl-1" v-if="recipe.last_cooked !== undefined && recipe.last_cooked !== null">
     <b-badge pill variant="primary" class="font-weight-normal"><i class="fas fa-utensils"></i> {{
         formatDate(recipe.last_cooked)
diff --git a/vue/src/components/RecipeRating.vue b/vue/src/components/RecipeRating.vue
index 49f0658f..ef0f6232 100644
--- a/vue/src/components/RecipeRating.vue
+++ b/vue/src/components/RecipeRating.vue
@@ -1,5 +1,5 @@
 <template>
-    <div>
+    <div class="rating">
         <span class="d-inline" v-if="recipe.rating > 0">
             <div v-if="!pill">
                 <i class="fas fa-star fa-xs text-primary" v-for="i in Math.floor(recipe.rating)" v-bind:key="i"></i>
diff --git a/vue/src/components/RecipeViewComponent.vue b/vue/src/components/RecipeViewComponent.vue
index ef565c90..ff363647 100644
--- a/vue/src/components/RecipeViewComponent.vue
+++ b/vue/src/components/RecipeViewComponent.vue
@@ -7,32 +7,32 @@
 
         <div v-if="!loading" style="padding-bottom: 60px">
             <RecipeSwitcher ref="ref_recipe_switcher" @switch="quickSwitch($event)" v-if="show_recipe_switcher"/>
-            <div class="title row">
+            <div class="recipe__title row">
                 <div class="col-12" style="text-align: center">
                     <h3>{{ recipe.name }}</h3>
                 </div>
             </div>
 
-            <div class="rating row text-center">
+            <div class="recipe__history row text-center">
                 <div class="col col-md-12">
                     <recipe-rating :recipe="recipe"></recipe-rating>
                     <last-cooked :recipe="recipe" class="mt-2"></last-cooked>
                 </div>
             </div>
 
-            <div class="description my-auto">
+            <div class="recipe__description my-auto">
                 <div class="col-12" style="text-align: center">
                     <i>{{ recipe.description }}</i>
                 </div>
             </div>
 
-            <div class="keywords" style="text-align: center">
+            <div class="recipe__keywords" style="text-align: center">
                 <keywords-component :recipe="recipe" :enable_keyword_links="enable_keyword_links"></keywords-component>
             </div>
 
             <hr/>
-            <div class="prep-data row align-items-center">
-                <div class="prep-time col col-md-3">
+            <div class="recipe__prep-data row align-items-center">
+                <div class="recipe__prep-time col col-md-3">
                     <div class="d-flex">
                         <div class="my-auto mr-1">
                             <i class="fas fa-fw fa-user-clock fa-2x text-primary"></i>
@@ -44,7 +44,7 @@
                     </div>
                 </div>
 
-                <div class="wait-time col col-md-3">
+                <div class="recipe__wait-time col col-md-3">
                     <div class="row d-flex">
                         <div class="my-auto mr-1">
                             <i class="far fa-fw fa-clock fa-2x text-primary"></i>
@@ -56,7 +56,7 @@
                     </div>
                 </div>
 
-                <div class="servings col col-md-4 col-10 mt-2 mt-md-0">
+                <div class="recipe__servings col col-md-4 col-10 mt-2 mt-md-0">
                     <div class="d-flex">
                         <div class="my-auto mr-1">
                             <i class="fas fa-fw fa-pizza-slice fa-2x text-primary"></i>
@@ -75,15 +75,15 @@
                     </div>
                 </div>
 
-                <div class="context-menu col col-md-2 col-2 mt-2 mt-md-0 text-right">
+                <div class="recipe__context-menu col col-md-2 col-2 mt-2 mt-md-0 text-right">
                     <recipe-context-menu v-bind:recipe="recipe" :servings="servings"
                                          :disabled_options="{print:false}" v-if="show_context_menu"></recipe-context-menu>
                 </div>
             </div>
             <hr/>
 
-            <div class="overview row">
-                <div class="col-md-6 order-md-1 col-sm-12 order-sm-2 col-12 order-2"
+            <div class="recipe__overview row">
+                <div class="recipe__ingredients col-md-6 order-md-1 col-sm-12 order-sm-2 col-12 order-2"
                      v-if="recipe && ingredient_count > 0 && (recipe.show_ingredient_overview || recipe.steps.length < 2)">
                     <ingredients-card
                         :recipe="recipe.id"
@@ -97,7 +97,7 @@
                     />
                 </div>
 
-                <div class="col-12 order-1 col-sm-12 order-sm-1 col-md-6 order-md-2">
+                <div class="recipe__image col-12 order-1 col-sm-12 order-sm-1 col-md-6 order-md-2">
                     <div class="row">
                         <div class="col-12">
                             <img class="img img-fluid rounded" :src="recipe.image" :alt="$t('Recipe_Image')"
@@ -109,16 +109,17 @@
             </div>
 
             <template v-if="!recipe.internal">
-                <div v-if="recipe.file_path.includes('.pdf')">
+                <div v-if="recipe.file_path.includes('.pdf')" class="recipe__file-pdf">
                     <PdfViewer :recipe="recipe"></PdfViewer>
                 </div>
                 <div
-                    v-if="recipe.file_path.includes('.png') || recipe.file_path.includes('.jpg') || recipe.file_path.includes('.jpeg') || recipe.file_path.includes('.gif')">
+                    v-if="recipe.file_path.includes('.png') || recipe.file_path.includes('.jpg') || recipe.file_path.includes('.jpeg') || recipe.file_path.includes('.gif')"
+                    class="recipe__file-img">
                     <ImageViewer :recipe="recipe"></ImageViewer>
                 </div>
             </template>
 
-            <div class="steps" v-for="(s, index) in recipe.steps" v-bind:key="s.id" style="margin-top: 1vh">
+            <div class="recipe__step" v-for="(s, index) in recipe.steps" v-bind:key="s.id" style="margin-top: 1vh">
                 <step-component
                     :recipe="recipe"
                     :step="s"
@@ -130,13 +131,13 @@
                 ></step-component>
             </div>
 
-            <div class="source" v-if="recipe.source_url !== null">
+            <div class="recipe__source" v-if="recipe.source_url !== null">
                 <h6 class="d-print-none"><i class="fas fa-file-import"></i> {{ $t("Imported_From") }}</h6>
                 <span class="text-muted mt-1"><a style="overflow-wrap: break-word;"
                                                  :href="recipe.source_url">{{ recipe.source_url }}</a></span>
             </div>
 
-            <div class="properties row" style="margin-top: 2vh; ">
+            <div class="recipe__properties row" style="margin-top: 2vh; ">
                 <div class="col-lg-6 offset-lg-3 col-12">
                     <property-view-component :recipe="recipe" :servings="servings" @foodUpdated="loadRecipe(recipe.id)"></property-view-component>
                 </div>
diff --git a/vue/src/components/ScalableNumber.vue b/vue/src/components/ScalableNumber.vue
index 6dcc47d8..22c97dc2 100644
--- a/vue/src/components/ScalableNumber.vue
+++ b/vue/src/components/ScalableNumber.vue
@@ -1,5 +1,5 @@
 <template>
-  <span class="scalable" :class="[this.factor===1 ? 'unscaled' : (this.factor > 1 ? 'scaled-up':'scaled-down')]" v-html="calculateAmount(number)"></span>
+  <span class="step__scalable-num" :class="[this.factor===1 ? 'step__scalable-num_scaled_false' : (this.factor > 1 ? 'step__scalable-num_scaled_up':'step__scalable-num_scaled_down')]" v-html="calculateAmount(number)"></span>
 </template>
 
 <script>
diff --git a/vue/src/components/StepComponent.vue b/vue/src/components/StepComponent.vue
index 9a756744..63a02406 100644
--- a/vue/src/components/StepComponent.vue
+++ b/vue/src/components/StepComponent.vue
@@ -1,15 +1,14 @@
 <template>
-    <div class="step">
+    <div class="step" :class="stepClassName" >
         <hr/>
         <!-- Step header (only shown if more than one step -->
         <div class="row mb-1" v-if="recipe.steps.length > 1">
             <div class="col col-md-8">
-                <h5 class="text-primary">
-                    <template v-if="step.name">{{ step.name }}</template>
-                    <template v-else>{{ $t("Step") }} {{ index + 1 }}</template>
-                    <small style="margin-left: 4px" class="text-muted" v-if="step.time !== 0"><i
+                <h5 class="step__name text-primary" :class="stepClassNameType">
+                    {{ step_name }}
+                    <small style="margin-left: 4px" class="step__time text-muted" v-if="step.time !== 0"><i
                         class="fas fa-user-clock"></i> {{ step_time }}</small>
-                    <small v-if="start_time !== ''" class="d-print-none">
+                    <small v-if="start_time !== ''" class="step__start-time d-print-none">
                         <b-link :id="`id_reactive_popover_${step.id}`" @click="openPopover" href="#">
                             {{ moment(start_time).add(step.time_offset, "minutes").format("HH:mm") }}
                         </b-link>
@@ -20,19 +19,19 @@
                 <b-button
                     @click="details_visible = !details_visible"
                     style="border: none; background: none"
-                    class="shadow-none d-print-none"
-                    :class="{ 'text-primary': details_visible, 'text-success': !details_visible }"
+                    class="shadow-none d-print-none step__button-collapse"
+                    :class="{ 'step__button-collapse_visible text-primary': details_visible, 'step_button-collapse_visible_false text-success': !details_visible }"
                 >
                     <i class="far fa-check-circle"></i>
                 </b-button>
             </div>
         </div>
 
-        <b-collapse id="collapse-1" v-model="details_visible">
+        <b-collapse id="collapse-1" class="step__details" :class="[details_visible ? 'step__details_visible':'step__details_visible_false']" v-model="details_visible">
 
             <div class="row">
                 <!-- ingredients table -->
-                <div class="ingredients col col-md-4"
+                <div class="step__ingredients col col-md-4"
                      v-if="step.show_ingredients_table && step.ingredients.length > 0 && (recipe.steps.length > 1 || force_ingredients)">
                     <table class="table table-sm">
                         <ingredients-card :steps="[step]" :ingredient_factor="ingredient_factor"
@@ -40,7 +39,7 @@
                     </table>
                 </div>
 
-                <div class="method col"
+                <div class="step__instructions col"
                      :class="{ 'col-md-8 col-12': recipe.steps.length > 1, 'col-md-12 col-12': recipe.steps.length <= 1 }">
                     <!-- step text -->
                     <div class="row">
@@ -51,7 +50,7 @@
                     </div>
 
                     <!-- File (preview if image, download else) -->
-                    <div class="row" v-if="step.file !== null">
+                    <div class="step__file row" v-if="step.file !== null">
                         <div class="col col-md-12">
                             <template>
                                 <div
@@ -71,10 +70,10 @@
             </div>
 
             <!-- Sub recipe (always full width own row) -->
-            <div class="subrecipe row">
+            <div class="step__subrecipe row">
                 <div class="col col-md-12">
                     <div class="card" v-if="step.step_recipe_data !== null">
-                        <b-collapse id="collapse-1" v-model="details_visible">
+                        <b-collapse id="collapse-1" :class="[details_visible ? 'step__details_visible':'step__details_visible_false']" v-model="details_visible">
                             <div class="card-body">
                                 <h2 class="card-title">
                                     <a :href="resolveDjangoUrl('view_recipe', step.step_recipe_data.id)">{{
@@ -123,13 +122,15 @@
 </template>
 
 <script>
-import {calculateAmount, GettextMixin, getUserPreference} from "@/utils/utils"
+import {calculateAmount, GettextMixin, getUserPreference, escapeCSS} from "@/utils/utils"
 import CompileComponent from "@/components/CompileComponent"
 import IngredientsCard from "@/components/IngredientsCard"
 import Vue from "vue"
 import moment from "moment"
 import {ResolveUrlMixin, calculateHourMinuteSplit} from "@/utils/utils"
+import VueSanitize from "vue-sanitize"
 
+Vue.use(VueSanitize)
 Vue.prototype.moment = moment
 
 export default {
@@ -150,6 +151,25 @@ export default {
     computed: {
         step_time: function() {
             return calculateHourMinuteSplit(this.step.time)},
+        step_name: function() {
+            if (this.step.name) {
+                return this.step.name
+            }
+            return this.$t("Step") + ' ' + String(this.index+1)
+        },
+        stepClassName: function() {
+            let classes = {}
+            const nameclass = this.escapeCSS("_stepname-" + this.step_name)
+            classes[nameclass] = !!this.step.name
+            classes['_stepname-' + String(this.index+1)] = !this.step.name
+            return classes
+        },
+        stepClassNameType: function() {
+            let classes = {}
+            classes['step__name_custom'] = !!this.step.name
+            classes['step__name_custom_false'] = !this.step.name
+            return classes
+        }
     },
     data() {
         return {
@@ -179,6 +199,9 @@ export default {
         openPopover: function () {
             this.$refs[`id_reactive_popover_${this.step.id}`].$emit("open")
         },
+        escapeCSS: function (classname) {
+            return CSS.escape(this.$sanitize(escapeCSS(classname)))
+        }
     },
 }
 </script>
diff --git a/vue/src/utils/utils.js b/vue/src/utils/utils.js
index 00cc3735..b4fb2e2e 100644
--- a/vue/src/utils/utils.js
+++ b/vue/src/utils/utils.js
@@ -317,6 +317,10 @@ export function calculateAmount(amount, factor) {
     }
 }
 
+export function escapeCSS(classname) {
+    return classname.replace(/\s+/g, "-").toLowerCase()
+}
+
 export function roundDecimals(num) {
     let decimals = getUserPreference("user_fractions") ? getUserPreference("user_fractions") : 2
     return +(Math.round(num + `e+${decimals}`) + `e-${decimals}`)
@@ -748,4 +752,4 @@ export const formFunctions = {
         }
         return form
     },
-}
+}
\ No newline at end of file