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<!-- ldgallery - A static generator which turns a collection of tagged
-- pictures into a searchable web gallery.
--
-- Copyright (C) 2019-2022 Guillaume FOUET
-- 2020 Pacien TRAN-GIRARD
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU Affero General Public License as
-- published by the Free Software Foundation, either version 3 of the
-- License, or (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Affero General Public License for more details.
--
-- You should have received a copy of the GNU Affero General Public License
-- along with this program. If not, see <https://www.gnu.org/licenses/>.
-->
<template>
<div :class="$style.proposition">
<h2
v-if="showCategory && Object.keys(propositions).length"
:class="[$style.subtitle, $style.category]"
>
{{ title }}
</h2>
<div
v-for="proposed in proposedTags"
:key="proposed.rawTag"
>
<LdLink
:class="$style.operationBtns"
:title="t('tag-propositions.substraction')"
@click="add(Operation.SUBSTRACTION, proposed.rawTag)"
>
<fa-icon
:icon="faMinus"
alt="[-]"
/>
</LdLink>
<LdLink
:class="$style.operationBtns"
:title="t('tag-propositions.addition')"
@click="add(Operation.ADDITION, proposed.rawTag)"
>
<fa-icon
:icon="faPlus"
alt="[+]"
/>
</LdLink>
<LdLink
:class="$style.operationTag"
:title="t('tag-propositions.intersection')"
@click="add(Operation.INTERSECTION, proposed.rawTag)"
>
{{ proposed.rawTag }}
</LdLink>
<div
class="disabled"
:title="t('tag-propositions.item-count')"
>
{{ proposed.count }}
</div>
</div>
<div
v-if="showMoreCount > 0"
:class="$style.showmore"
@click="limit += showMoreCount"
>
{{ t("tag-propositions.showmore", [showMoreCount]) }}<fa-icon :icon="faAngleDoubleDown" />
</div>
</div>
</template>
<script setup lang="ts">
import { Item, RawTag } from '@/@types/gallery';
import { Operation } from '@/@types/operation';
import { TagIndex, TagNode, TagSearch } from '@/@types/tag';
import LdLink from '@/components/LdLink.vue';
import { useGalleryStore } from '@/store/galleryStore';
import { faAngleDoubleDown, faMinus, faPlus } from '@fortawesome/free-solid-svg-icons';
import { useVModel } from '@vueuse/core';
import { computed, PropType, ref, watch } from 'vue';
import { useI18n } from 'vue-i18n';
import { useRoute } from 'vue-router';
const props = defineProps({
searchFilters: { type: Array<TagSearch>, required: true },
currentTags: { type: Array<string>, required: true },
tagsIndex: { type: Object as PropType<TagIndex>, required: true },
category: { type: Object as PropType<TagNode>, default: null },
showCategory: Boolean,
});
const emit = defineEmits(['update:searchFilters']);
const model = useVModel(props, 'searchFilters', emit);
const { t } = useI18n();
const route = useRoute();
const galleryStore = useGalleryStore();
const initialTagDisplayLimit = computed(() => {
const limit = galleryStore.config?.initialTagDisplayLimit ?? 10;
return limit >= 0 ? limit : 1000;
});
const limit = ref(initialTagDisplayLimit.value);
watch(() => route, () => (limit.value = initialTagDisplayLimit.value));
const propositions = computed<Record<string, number>>(() => {
const propositions: Record<string, number> = {};
const searchFilters = model.value;
if (searchFilters.length > 0) {
// Tags count from current search
extractDistinctItems(searchFilters)
.flatMap(item => item.tags)
.map(rightmost)
.filter(rawTag => props.tagsIndex[rawTag] && !searchFilters.find(search => search.tag === rawTag))
.forEach(rawTag => (propositions[rawTag] = (propositions[rawTag] ?? 0) + 1));
} else {
// Tags count from the current directory
props.currentTags
.flatMap(tag => tag.split(':'))
.map(tag => props.tagsIndex[tag])
.filter(Boolean)
.forEach(tagindex => (propositions[tagindex.tag] = tagindex.items.length));
}
return propositions;
});
const proposedTags = computed(() => {
return Object.entries(propositions.value)
.sort((a, b) => b[1] - a[1])
.slice(0, limit.value)
.map(entry => ({ rawTag: entry[0], count: entry[1] }));
});
const showMoreCount = computed(() => {
return Object.keys(propositions.value).length - Object.keys(proposedTags.value).length;
});
const title = computed(() => {
return props.category?.tag ?? t('panelLeft.propositions.other');
});
function extractDistinctItems(currentTags: TagSearch[]): Item[] {
return [...new Set(currentTags.flatMap(tag => tag.items))];
}
function rightmost(tag: RawTag): RawTag {
const dot = tag.lastIndexOf(':');
return dot <= 0 ? tag : tag.substring(dot + 1);
}
function add(operation: Operation, rawTag: RawTag) {
const node = props.tagsIndex[rawTag];
const display = props.category ? `${operation}${props.category.tag}:${node.tag}` : `${operation}${node.tag}`;
model.value.push({ ...node, parent: props.category, operation, display });
}
</script>
<style lang="scss" module>
@import "~@/assets/scss/theme";
.proposition {
.subtitle {
background-color: $proposed-category-bgcolor;
width: 100%;
padding: 0 0 6px 0;
margin: 0;
text-align: center;
font-variant: small-caps;
}
> div {
display: flex;
align-items: center;
padding-right: 7px;
.operationTag {
text-overflow: ellipsis;
white-space: nowrap;
overflow: hidden;
flex-grow: 1;
cursor: pointer;
}
.operationBtns {
padding: 2px 7px;
cursor: pointer;
}
}
.showmore {
display: block;
text-align: right;
color: $palette-300;
cursor: pointer;
> svg {
margin-left: 10px;
}
&:hover {
color: $link-hover;
}
}
}
</style>
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