forked from mirrors/firefish
541 lines
11 KiB
Vue
541 lines
11 KiB
Vue
<template>
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<header
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v-if="show"
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ref="el"
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class="fdidabkb"
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:class="{ slim: narrow, thin: thin_ }"
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:style="{ background: bg }"
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@click="onClick"
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>
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<button
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v-if="props.displayBackButton"
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class="_button button icon backButton"
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@click.stop="goBack()"
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@touchstart="preventDrag"
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v-tooltip.noDelay="i18n.ts.goBack"
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>
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<i
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class="ph-caret-left ph-bold ph-lg"
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></i>
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</button>
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<div v-if="narrow" class="buttons left" @click="openAccountMenu">
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<MkAvatar
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v-if="props.displayMyAvatar && $i"
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class="avatar"
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:user="$i"
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:disable-preview="true"
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disableLink
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/>
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</div>
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<template v-if="metadata">
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<div
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v-if="!hideTitle"
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class="titleContainer"
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@click="showTabsPopup"
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>
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<MkAvatar
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v-if="metadata.avatar"
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class="avatar"
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:user="metadata.avatar"
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:disable-preview="true"
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:show-indicator="true"
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disableLink
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/>
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<i
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v-else-if="metadata.icon && !narrow"
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class="icon"
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:class="metadata.icon"
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></i>
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<div class="title">
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<MkUserName
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v-if="metadata.userName"
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:user="metadata.userName"
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:nowrap="true"
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class="title"
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/>
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<div
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v-else-if="
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metadata.title &&
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!(tabs != null && tabs.length > 0 && narrow)
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"
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class="title"
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>
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{{ metadata.title }}
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</div>
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<div v-if="!narrow && metadata.subtitle" class="subtitle">
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{{ metadata.subtitle }}
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</div>
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</div>
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</div>
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<nav ref="tabsEl" v-if="hasTabs" class="tabs">
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<button
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v-for="tab in tabs"
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:ref="(el) => (tabRefs[tab.key] = el)"
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v-tooltip.noDelay="tab.title"
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class="tab _button"
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:class="{
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active: tab.key != null && tab.key === props.tab,
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}"
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@mousedown="(ev) => onTabMousedown(tab, ev)"
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@click="(ev) => onTabClick(tab, ev)"
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>
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<i v-if="tab.icon" class="icon" :class="tab.icon"></i>
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<span class="title">{{ tab.title }}</span>
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</button>
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<div ref="tabHighlightEl" class="highlight"></div>
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</nav>
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</template>
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<div class="buttons right">
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<template v-for="action in actions">
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<button
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v-tooltip.noDelay="action.text"
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class="_button button"
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:class="{ highlighted: action.highlighted }"
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@click.stop="action.handler"
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@touchstart="preventDrag"
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>
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<i :class="action.icon"></i>
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</button>
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</template>
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</div>
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</header>
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</template>
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<script lang="ts" setup>
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import {
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computed,
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onMounted,
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onUnmounted,
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ref,
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inject,
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watch,
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shallowReactive,
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nextTick,
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reactive,
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} from "vue";
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import tinycolor from "tinycolor2";
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import { popupMenu } from "@/os";
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import { scrollToTop } from "@/scripts/scroll";
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import { globalEvents } from "@/events";
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import { injectPageMetadata } from "@/scripts/page-metadata";
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import { $i, openAccountMenu as openAccountMenu_ } from "@/account";
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import { i18n } from "@/i18n";
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type Tab = {
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key?: string | null;
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title: string;
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icon?: string;
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iconOnly?: boolean;
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onClick?: (ev: MouseEvent) => void;
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};
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const props = defineProps<{
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tabs?: Tab[];
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tab?: string;
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actions?: {
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text: string;
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icon: string;
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handler: (ev: MouseEvent) => void;
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}[];
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thin?: boolean;
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displayMyAvatar?: boolean;
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displayBackButton?: boolean;
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}>();
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const emit = defineEmits<{
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(ev: "update:tab", key: string);
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}>();
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const metadata = injectPageMetadata();
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const hideTitle = inject("shouldOmitHeaderTitle", false);
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const thin_ = props.thin || inject("shouldHeaderThin", false);
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const el = $ref<HTMLElement | null>(null);
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const tabRefs = {};
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const tabHighlightEl = $ref<HTMLElement | null>(null);
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const tabsEl = $ref<HTMLElement | null>(null);
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const bg = ref(null);
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let narrow = $ref(false);
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const height = ref(0);
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const hasTabs = $computed(() => props.tabs && props.tabs.length > 0);
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const hasActions = $computed(() => props.actions && props.actions.length > 0);
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const show = $computed(() => {
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return !hideTitle || hasTabs || hasActions;
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});
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const openAccountMenu = (ev: MouseEvent) => {
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openAccountMenu_(
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{
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withExtraOperation: true,
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},
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ev
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);
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};
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const showTabsPopup = (ev: MouseEvent) => {
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if (!hasTabs) return;
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if (!narrow) return;
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ev.preventDefault();
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ev.stopPropagation();
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const menu = props.tabs.map((tab) => ({
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text: tab.title,
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icon: tab.icon,
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active: tab.key != null && tab.key === props.tab,
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action: (ev) => {
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onTabClick(tab, ev);
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},
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}));
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popupMenu(menu, ev.currentTarget ?? ev.target);
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};
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const preventDrag = (ev: TouchEvent) => {
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ev.stopPropagation();
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};
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const onClick = () => {
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scrollToTop(el, { behavior: "smooth" });
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};
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function onTabMousedown(tab: Tab, ev: MouseEvent): void {
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// ユーザビリティの観点からmousedown時にはonClickは呼ばない
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if (tab.key) {
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emit("update:tab", tab.key);
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}
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}
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function onTabClick(tab: Tab, ev: MouseEvent): void {
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if (tab.onClick) {
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ev.preventDefault();
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ev.stopPropagation();
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tab.onClick(ev);
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}
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if (tab.key) {
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emit("update:tab", tab.key);
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}
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}
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function goBack(): void {
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window.history.back();
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}
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const calcBg = () => {
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const rawBg = metadata?.bg || "var(--bg)";
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const tinyBg = tinycolor(
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rawBg.startsWith("var(")
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? getComputedStyle(document.documentElement).getPropertyValue(
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rawBg.slice(4, -1)
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)
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: rawBg
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);
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tinyBg.setAlpha(0.85);
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bg.value = tinyBg.toRgbString();
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};
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let ro: ResizeObserver | null;
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onMounted(() => {
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calcBg();
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globalEvents.on("themeChanged", calcBg);
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watch(
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() => [props.tab, props.tabs],
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() => {
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nextTick(() => {
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const tabEl = tabRefs[props.tab];
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if (tabEl && tabHighlightEl) {
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// offsetWidth や offsetLeft は少数を丸めてしまうため getBoundingClientRect を使う必要がある
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// https://developer.mozilla.org/ja/docs/Web/API/HTMLElement/offsetWidth#%E5%80%A4
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const tabSizeX = tabEl.scrollWidth + 20; // + the tab's padding
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tabEl.style = `--width: ${tabSizeX}px`;
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setTimeout(() => {
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const parentRect = tabsEl.getBoundingClientRect();
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const rect = tabEl.getBoundingClientRect();
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const left =
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rect.left - parentRect.left + tabsEl?.scrollLeft;
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tabHighlightEl.style.width = tabSizeX + "px";
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tabHighlightEl.style.transform = `translateX(${left}px)`;
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window.requestAnimationFrame(() => {
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tabsEl?.scrollTo({
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left: left - 60,
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behavior: "smooth",
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});
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});
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}, 200);
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}
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});
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},
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{
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immediate: true,
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}
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);
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if (el && el.parentElement) {
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narrow = el.parentElement.offsetWidth < 500;
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ro = new ResizeObserver((entries, observer) => {
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if (el.parentElement && document.body.contains(el)) {
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narrow = el.parentElement.offsetWidth < 500;
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}
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});
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ro.observe(el.parentElement);
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}
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});
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onUnmounted(() => {
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globalEvents.off("themeChanged", calcBg);
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if (ro) ro.disconnect();
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});
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</script>
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<style lang="scss" scoped>
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.fdidabkb {
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--height: 55px;
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display: flex;
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width: 100%;
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-webkit-backdrop-filter: var(--blur, blur(15px));
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backdrop-filter: var(--blur, blur(15px));
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border-bottom: solid 0.5px var(--divider);
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height: var(--height);
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&.thin {
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--height: 45px;
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> .buttons {
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> .button {
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font-size: 0.9em;
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}
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}
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}
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&.slim {
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> .titleContainer {
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flex: 1;
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margin: 0 auto;
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> *:first-child {
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margin-left: auto;
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}
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> *:last-child {
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margin-right: auto;
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}
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}
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> .tabs {
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padding-inline: 12px;
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mask: linear-gradient(
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to right,
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transparent,
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black 10px 80%,
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transparent
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);
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-webkit-mask: linear-gradient(
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to right,
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transparent,
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black 10px 80%,
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transparent
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);
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margin-left: -10px;
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padding-left: 22px;
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scrollbar-width: none;
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&::before {
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content: unset;
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}
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&::-webkit-scrollbar {
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display: none;
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}
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&::after {
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// Force right padding
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content: "";
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display: inline-block;
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min-width: 20%;
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}
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}
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}
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> .buttons {
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--margin: 8px;
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display: flex;
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align-items: center;
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height: var(--height);
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margin: 0 var(--margin);
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&.left {
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margin-right: auto;
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> .avatar {
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$size: 32px;
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display: inline-block;
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width: $size;
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height: $size;
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vertical-align: bottom;
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margin: 0 8px;
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pointer-events: none;
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}
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}
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&.right {
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margin-left: auto;
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}
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&:empty {
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display: none;
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}
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> .button/*, @at-root .backButton*/ { /* I don't know how to get this to work */
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display: flex;
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align-items: center;
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justify-content: center;
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height: calc(var(--height) - (var(--margin) * 2));
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width: calc(var(--height) - (var(--margin) * 2));
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box-sizing: border-box;
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position: relative;
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border-radius: 5px;
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&:hover {
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background: rgba(0, 0, 0, 0.05);
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}
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&.highlighted {
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color: var(--accent);
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}
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}
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> .fullButton {
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& + .fullButton {
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margin-left: 12px;
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}
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}
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}
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> .backButton {
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display: flex;
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align-items: center;
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justify-content: center;
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margin-left: 1rem;
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}
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> .titleContainer {
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display: flex;
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align-items: center;
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max-width: 400px;
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overflow: auto;
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white-space: nowrap;
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text-align: left;
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font-weight: bold;
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flex-shrink: 0;
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margin-left: 24px;
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margin-right: 1rem;
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> .avatar {
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$size: 32px;
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display: inline-block;
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width: $size;
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height: $size;
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vertical-align: bottom;
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margin: 0 8px;
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pointer-events: none;
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}
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> .icon {
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margin-right: 8px;
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width: 16px;
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text-align: center;
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transform: translate(0em);
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}
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> .title {
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min-width: 0;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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line-height: 1.1;
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> .subtitle {
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opacity: 0.6;
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font-size: 0.8em;
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font-weight: normal;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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&.activeTab {
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text-align: center;
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> .chevron {
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display: inline-block;
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margin-left: 6px;
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}
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}
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}
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}
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}
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> .tabs {
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position: relative;
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width: 100%;
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font-size: 1em;
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overflow-x: auto;
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white-space: nowrap;
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contain: strict;
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&::before {
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content: "";
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display: inline-block;
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height: 40%;
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border-left: 1px solid var(--divider);
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margin-right: 1em;
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margin-left: 10px;
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vertical-align: -1px;
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}
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> .tab {
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display: inline-flex;
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align-items: center;
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position: relative;
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border-inline: 10px solid transparent;
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height: 100%;
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font-weight: normal;
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opacity: 0.7;
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width: 38px;
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--width: 38px;
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overflow: hidden;
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transition: color 0.2s, opacity 0.2s, width 0.2s;
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&:hover {
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opacity: 1;
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}
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&.active {
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opacity: 1;
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color: var(--accent);
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font-weight: 600;
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width: var(--width);
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}
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&:not(.active) > .title {
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opacity: 0;
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}
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> .icon + .title {
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margin-left: 8px;
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}
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> .title {
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transition: opacity 0.2s;
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}
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}
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> .highlight {
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position: absolute;
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bottom: 0;
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left: 0;
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height: 3px;
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background: var(--accent);
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border-radius: 999px;
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transition: width 0.2s, transform 0.2s;
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transition-timing-function: cubic-bezier(0, 0, 0, 1.2);
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pointer-events: none;
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}
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}
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}
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</style>
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