elk/components/settings/SettingsBottomNav.vue

<script setup lang="ts">
import type { NavButtonName } from '~/composables/settings'
import { STORAGE_KEY_BOTTOM_NAV_BUTTONS } from '~/constants'

interface NavButton {
  name: NavButtonName
  label: string
  icon: string
}

const availableNavButtons: NavButton[] = [
  { name: 'home', label: 'nav.home', icon: 'i-ri:home-5-line' },
  { name: 'search', label: 'nav.search', icon: 'i-ri:search-line' },
  { name: 'notification', label: 'nav.notifications', icon: 'i-ri:notification-4-line' },
  { name: 'mention', label: 'nav.conversations', icon: 'i-ri:at-line' },
  { name: 'explore', label: 'nav.explore', icon: 'i-ri:compass-3-line' },
  { name: 'local', label: 'nav.local', icon: 'i-ri:group-2-line' },
  { name: 'federated', label: 'nav.federated', icon: 'i-ri:earth-line' },
  { name: 'moreMenu', label: 'nav.more_menu', icon: 'i-ri:more-fill' },
] as const

const defaultSelectedNavButtonNames = computed<NavButtonName[]>(() =>
  currentUser.value
    ? ['home', 'search', 'notification', 'mention', 'moreMenu']
    : ['explore', 'local', 'federated', 'moreMenu'],
)
const navButtonNamesSetting = useLocalStorage<NavButtonName[]>(STORAGE_KEY_BOTTOM_NAV_BUTTONS, defaultSelectedNavButtonNames.value)
const selectedNavButtonNames = ref<NavButtonName[]>([])

const selectedNavButtons = computed<NavButton[]>(() =>
  selectedNavButtonNames.value.map(name =>
    availableNavButtons.find(navButton => navButton.name === name)!,
  ),
)

const canSave = computed(() =>
  selectedNavButtonNames.value.length > 0
  && selectedNavButtonNames.value.includes('moreMenu')
  && JSON.stringify(selectedNavButtonNames.value) !== JSON.stringify(navButtonNamesSetting.value),
)

function isAdded(name: NavButtonName) {
  return selectedNavButtonNames.value.includes(name)
}

function append(navButtonName: NavButtonName) {
  const maxButtonNumber = 5
  if (selectedNavButtonNames.value.length < maxButtonNumber)
    selectedNavButtonNames.value = [...selectedNavButtonNames.value, navButtonName]
}

function remove(navButtonName: NavButtonName) {
  selectedNavButtonNames.value = selectedNavButtonNames.value.filter(name => name !== navButtonName)
}

function clear() {
  selectedNavButtonNames.value = []
}

function reset() {
  selectedNavButtonNames.value = defaultSelectedNavButtonNames.value
}

function save() {
  navButtonNamesSetting.value = selectedNavButtonNames.value
}
</script>

<template>
  <!-- preview -->
  <div flex="~ gap4 wrap" items-center select-settings h-14 p0>
    <nav
      v-for="availableNavButton in selectedNavButtons" :key="availableNavButton.name"
      flex="~ 1" items-center justify-center text-xl
      scrollbar-hide overscroll-none
    >
      <button btn-base :class="availableNavButton.icon" mx-4 tabindex="-1" />
    </nav>
  </div>

  <!-- button selection -->
  <div flex="~ gap4 wrap" py4>
    <button
      v-for="{ name, label, icon } in availableNavButtons"
      :key="name"
      btn-text flex="~ gap-2" items-center p2 border="~ base rounded" bg-base ws-nowrap
      :class="isAdded(name) ? 'text-secondary hover:text-second bg-auto' : ''"
      type="button"
      role="switch"
      :aria-checked="isAdded(name)"
      @click="isAdded(name) ? remove(name) : append(name)"
    >
      <span :class="icon" />
      {{ label ? $t(label) : 'More menu' }}
    </button>
  </div>

  <div flex="~ col" gap-y-4 gap-x-2 py-1 sm="~ justify-end flex-row">
    <button
      btn-outline font-bold py2 full-w sm-wa flex="~ gap2 center"
      type="button"
      :disabled="selectedNavButtonNames.length === 0"
      @click="clear"
    >
      <span aria-hidden="true" class="block i-ri:delete-bin-line" />
      {{ $t('action.clear') }}
    </button>
    <button
      btn-outline font-bold py2 full-w sm-wa flex="~ gap2 center"
      type="button"
      @click="reset"
    >
      <span aria-hidden="true" class="block i-ri:repeat-line" />
      {{ $t('action.reset') }}
    </button>
    <button
      btn-solid font-bold py2 full-w sm-wa flex="~ gap2 center"
      :disabled="!canSave"
      @click="save"
    >
      <span aria-hidden="true" i-ri:save-2-fill />
      {{ $t('action.save') }}
    </button>
  </div>
</template>