mealie/frontend/src/components/UI/CardSection.vue

<template>
  <div v-if="recipes">
    <v-app-bar color="transparent" flat class="mt-n1 rounded" v-if="!disableToolbar">
      <v-icon large left v-if="title">
        {{ titleIcon }}
      </v-icon>
      <v-toolbar-title class="headline"> {{ title }} </v-toolbar-title>
      <v-spacer></v-spacer>
      <v-menu offset-y v-if="$listeners.sortRecent || $listeners.sort">
        <template v-slot:activator="{ on, attrs }">
          <v-btn-toggle group>
            <v-btn text v-bind="attrs" v-on="on">
              {{ $t("general.sort") }}
            </v-btn>
          </v-btn-toggle>
        </template>
        <v-list>
          <v-list-item @click="$emit('sortRecent')">
            <v-list-item-title>{{ $t("general.recent") }}</v-list-item-title>
          </v-list-item>
          <v-list-item @click="$emit('sort')">
            <v-list-item-title>{{ $t("general.sort-alphabetically") }}</v-list-item-title>
          </v-list-item>
        </v-list>
      </v-menu>
    </v-app-bar>
    <div v-if="recipes" class="mt-2">
      <v-row v-if="!viewScale">
        <v-col :sm="6" :md="6" :lg="4" :xl="3" v-for="recipe in recipes.slice(0, cardLimit)" :key="recipe.name">
          <RecipeCard
            :name="recipe.name"
            :description="recipe.description"
            :slug="recipe.slug"
            :rating="recipe.rating"
            :image="recipe.image"
            :tags="recipe.tags"
          />
        </v-col>
      </v-row>
      <v-row v-else dense>
        <v-col
          cols="12"
          :sm="singleColumn ? '12' : '12'"
          :md="singleColumn ? '12' : '6'"
          :lg="singleColumn ? '12' : '4'"
          :xl="singleColumn ? '12' : '3'"
          v-for="recipe in recipes.slice(0, cardLimit)"
          :key="recipe.name"
        >
          <MobileRecipeCard
            :name="recipe.name"
            :description="recipe.description"
            :slug="recipe.slug"
            :rating="recipe.rating"
            :image="recipe.image"
            :tags="recipe.tags"
          />
        </v-col>
      </v-row>
    </div>
    <div v-intersect="bumpList" class="d-flex">
      <v-expand-x-transition>
        <v-progress-circular
          v-if="loading"
          class="mx-auto mt-1"
          :size="50"
          :width="7"
          color="primary"
          indeterminate
        ></v-progress-circular>
      </v-expand-x-transition>
    </div>
  </div>
</template>

<script>
import RecipeCard from "../Recipe/RecipeCard";
import MobileRecipeCard from "@/components/Recipe/MobileRecipeCard";
export default {
  components: {
    RecipeCard,
    MobileRecipeCard,
  },
  props: {
    disableToolbar: {
      default: false,
    },
    titleIcon: {
      default: "mdi-tag-multiple-outline",
    },
    title: {
      default: null,
    },
    hardLimit: {
      default: 99999,
    },
    mobileCards: {
      default: false,
    },
    singleColumn: {
      defualt: false,
    },
    recipes: Array,
  },
  data() {
    return {
      cardLimit: 30,
      loading: false,
    };
  },
  watch: {
    recipes() {
      this.bumpList();
    },
  },
  computed: {
    viewScale() {
      if (this.mobileCards) return true;
      switch (this.$vuetify.breakpoint.name) {
        case "xs":
          return true;
        case "sm":
          return true;
        default:
          return false;
      }
    },
    effectiveHardLimit() {
      return Math.min(this.hardLimit, this.recipes.length);
    },
  },
  methods: {
    bumpList() {
      const newCardLimit = Math.min(this.cardLimit + 20, this.effectiveHardLimit);

      if (this.loading === false && newCardLimit > this.cardLimit) {
        this.setLoader();
      }

      this.cardLimit = newCardLimit;
    },
    async setLoader() {
      this.loading = true;
      await new Promise(r => setTimeout(r, 1000));
      this.loading = false;
    },
  },
};
</script>

<style>
.transparent {
  opacity: 1;
}
</style>