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what-to-eat/apps/web/app/pages/recipes/favorites.vue
T

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4.6 KiB
Vue

<script lang="ts" setup>
import type { IonSearchbarCustomEvent, SearchbarInputEventDetail } from '@ionic/core'
import type { DbRecipeItem } from '~/utils/db'
import { getFavoriteTime, isFavorited, toggleFavorite } from '~/composables/store/favorite'
import { db } from '~/utils/db'
import { confirmDestructive } from '~/utils/dialog'
import { openRecipe } from '~/utils/recipe'
import { yunleHaptic } from '~/utils/yunleHost'
definePageMeta({
layout: 'child',
title: '我的收藏',
})
const loading = ref(true)
const recipes = shallowRef<DbRecipeItem[]>([])
const keyword = ref('')
const sortKey = ref<'time' | 'name'>('time')
const displayed = computed(() => {
const text = keyword.value.trim()
let list = recipes.value
if (text)
list = list.filter(r => r.name.includes(text))
if (sortKey.value === 'name')
return [...list].sort((a, b) => a.name.localeCompare(b.name))
// time: sort by recorded favorite timestamp (recent first)
return [...list].sort((a, b) => {
const ta = getFavoriteTime(a) ?? -Infinity
const tb = getFavoriteTime(b) ?? -Infinity
return tb - ta
})
})
async function loadFavorites() {
try {
const all = await db.recipes.toArray()
recipes.value = all.filter(r => isFavorited(r))
}
finally {
loading.value = false
}
}
onMounted(loadFavorites)
async function clearAllFavorites() {
if (!await confirmDestructive({ header: '将取消所有收藏', confirmText: '清空收藏' }))
return
for (const item of recipes.value)
toggleFavorite(item)
void yunleHaptic('success')
await loadFavorites()
}
function onToggleFavorite(item: DbRecipeItem) {
toggleFavorite(item)
void yunleHaptic('medium')
// update list immediately
recipes.value = recipes.value.filter(r => isFavorited(r))
}
</script>
<template>
<ion-page>
<ion-header :translucent="true">
<ion-toolbar>
<ion-buttons slot="start">
<ion-back-button default-href="/my" />
</ion-buttons>
<ion-title>我的收藏</ion-title>
<ion-buttons slot="end">
<ion-button title="清空收藏" :disabled="!recipes.length" @click="clearAllFavorites">
<ion-icon slot="icon-only" :icon="ioniconsTrashOutline" />
</ion-button>
</ion-buttons>
</ion-toolbar>
<ion-toolbar>
<ion-searchbar
placeholder="搜索收藏"
:debounce="150"
show-clear-button="focus"
@ion-input="(ev: IonSearchbarCustomEvent<SearchbarInputEventDetail>) => (keyword = ev.detail.value ?? '')"
/>
</ion-toolbar>
<ion-toolbar class="favorites-segment">
<ion-segment
:value="sortKey"
@ion-change="e => (sortKey = (e.detail.value as 'time' | 'name') ?? 'time')"
>
<ion-segment-button value="time">
<ion-label>按收藏时间</ion-label>
</ion-segment-button>
<ion-segment-button value="name">
<ion-label>按名称</ion-label>
</ion-segment-button>
</ion-segment>
</ion-toolbar>
</ion-header>
<ion-content :fullscreen="true">
<ion-list v-if="loading" aria-busy="true" aria-label="正在加载收藏">
<ion-item v-for="i in 6" :key="i">
<ion-label>
<ion-skeleton-text :animated="true" :style="{ width: `${40 + (i * 37) % 45}%` }" />
</ion-label>
</ion-item>
</ion-list>
<ion-list v-else-if="displayed.length">
<TransitionGroup name="cook-row" tag="div" class="cook-row-group">
<ion-item-sliding v-for="item in displayed" :key="item.id ?? item.name">
<ion-item :button="true" :detail="false" @click="openRecipe(item)">
<ion-label class="truncate">
<DishLabel class="text-sm" :dish="item" />
</ion-label>
<ion-icon slot="end" :icon="ioniconsStar" color="warning" />
</ion-item>
<ion-item-options side="end" @ion-swipe="onToggleFavorite(item)">
<ion-item-option color="medium" :expandable="true" @click="onToggleFavorite(item)">
取消收藏
</ion-item-option>
</ion-item-options>
</ion-item-sliding>
</TransitionGroup>
</ion-list>
<div v-else class="cook-empty">
<ion-icon :icon="keyword ? ioniconsSearchOutline : ioniconsStarOutline" />
<h3>{{ keyword ? '没有找到相关收藏' : '还没有收藏的菜谱' }}</h3>
<p>{{ keyword ? '换个关键词试试' : '在「菜谱」里左滑或点星标即可收藏' }}</p>
</div>
</ion-content>
</ion-page>
</template>
<style scoped>
.favorites-segment {
--padding-bottom: 8px;
}
</style>