pinafore/routes/_pages/settings/instances/[instanceName].html

<SettingsLayout page='settings/instances/{params.instanceName}' label={params.instanceName}>
  <h1 class="instance-name-h1">{params.instanceName}</h1>

  {#if verifyCredentials}
    <h2>Logged in as:</h2>
    <div class="acct-current-user">
      <div class="acct-avatar">
        <Avatar account={verifyCredentials} size="big"/>
      </div>
      <ExternalLink className="acct-handle"
                    href={verifyCredentials.url}>
        {'@' + verifyCredentials.acct}
      </ExternalLink>
      <span class="acct-display-name">
        <AccountDisplayName account={verifyCredentials} />
      </span>
    </div>
    <h2>Push notifications:</h2>
    <div class="push-notifications">
      {#if pushNotificationsSupport === false}
        <p>Your browser doesn't support push notifications.</p>
      {:elseif $notificationPermission === "denied"}
        <p role="alert">You have denied permission to show notifications.</p>
      {/if}
      <form id="push-notification-settings" disabled="{!pushNotificationsSupport}" ref:pushNotificationsForm aria-label="Push notification settings">
        <input type="checkbox" id="push-notifications-follow" name="follow" disabled="{!pushNotificationsSupport}" on:change="onPushSettingsChange(event)">
        <label for="push-notifications-follow">New followers</label>
        <br>
        <input type="checkbox" id="push-notifications-favourite" name="favourite" disabled="{!pushNotificationsSupport}" on:change="onPushSettingsChange(event)">
        <label for="push-notifications-favourite">Favourites</label>
        <br>
        <input type="checkbox" id="push-notifications-reblog" name="reblog" disabled="{!pushNotificationsSupport}" on:change="onPushSettingsChange(event)">
        <label for="push-notifications-reblog">Boosts</label>
        <br>
        <input type="checkbox" id="push-notifications-mention" name="mention" disabled="{!pushNotificationsSupport}" on:change="onPushSettingsChange(event)">
        <label for="push-notifications-mention">Mentions</label>
      </form>
    </div>
    <h2>Theme:</h2>
    <form class="theme-chooser" aria-label="Choose a theme">
        <div class="theme-groups">
          {#each themeGroups as themeGroup}
            <div class="theme-group">
              {#each themeGroup.themes as theme}
                <div class="theme-picker">
                  <input type="radio" id="choice-theme-{theme.name}"
                         value={theme.name} checked="$currentTheme === theme.name"
                         bind:group="selectedTheme" on:change="onThemeChange()">
                  <div class="theme-preview theme-preview-{themeGroup.dark ? 'dark' : 'light'}"
                       style="background-color: {theme.color};" >
                  </div>
                  <label class="theme-picker-label" for="choice-theme-{theme.name}">
                    {theme.label}
                  </label>
                </div>
              {/each}
            </div>
          {/each}
        </div>
    </form>

    <form class="instance-actions" aria-label="Switch to or log out of this instance">
      {#if $loggedInInstancesInOrder.length > 1 && $currentInstance !== params.instanceName}
        <button class="primary"
          on:click="onSwitchToThisInstance(event)">
          Switch to this instance
        </button>
      {/if}
      <button on:click="onLogOut(event)">Log out</button>
    </form>
  {/if}
</SettingsLayout>
<style>
  .acct-current-user {
    background: var(--form-bg);
    border: 1px solid var(--main-border);
    border-radius: 4px;
    padding: 20px;
    display: grid;
    align-items: center;
    font-size: 1.3em;
    grid-template-areas:
        "avatar handle"
        "avatar display-name";
    grid-template-columns: min-content 1fr;
    grid-column-gap: 20px;
    grid-row-gap: 10px;
  }
  :global(.acct-avatar) {
    grid-area: avatar;
  }
  :global(.acct-handle) {
    grid-area: handle;
  }
  .acct-display-name {
    grid-area: display-name;
  }
  .push-notifications {
    background: var(--form-bg);
    border: 1px solid var(--main-border);
    border-radius: 4px;
    display: block;
    padding: 20px;
    line-height: 2em;
  }
  .push-notifications form[disabled="true"] {
    opacity: 0.5;
  }
  .push-notifications p {
    margin: 0;
  }
  .theme-chooser {
    background: var(--form-bg);
    border: 1px solid var(--main-border);
    border-radius: 4px;
    display: block;
    padding: 20px;
    line-height: 2em;
  }
  .theme-groups {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .theme-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    flex: 1;
  }
  .theme-picker {
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .theme-picker-label {
    margin: 2px 10px 0;
  }
  .theme-preview {
    width: 1.5em;
    height: 1.5em;
    box-sizing: border-box;
    border-radius: 2px;
    margin: 0 2px 0 10px;
  }
  .theme-preview-dark {
    border: 2px solid #000;
  }
  .theme-preview-light {
    border: 2px solid #dadada;
  }
  .instance-actions {
    width: 100%;
    display: flex;
    justify-content: right;
    margin: 20px 0;
  }
  .instance-actions button {
    margin: 0 5px;
    flex-basis: 100%;
  }
  .instance-name-h1 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  @media (max-width: 479px) {
    .theme-groups {
      grid-template-columns: 1fr;
    }
  }

</style>
<script>
  import { store } from '../../../_store/store'
  import SettingsLayout from '../../../_components/settings/SettingsLayout.html'
  import ExternalLink from '../../../_components/ExternalLink.html'
  import Avatar from '../../../_components/Avatar.html'
  import { importShowConfirmationDialog } from '../../../_components/dialog/asyncDialogs'
  import {
    changeTheme,
    switchToInstance,
    logOutOfInstance,
    updateVerifyCredentialsForInstance
  } from '../../../_actions/instances'
  import { updatePushSubscriptionForInstance, updateAlerts } from '../../../_actions/pushSubscription'
  import { themes } from '../../../_static/themes'
  import AccountDisplayName from '../../../_components/profile/AccountDisplayName.html'
  import { toast } from '../../../_utils/toast'

  export default {
    async oncreate () {
      let { instanceName } = this.get()
      let { instanceThemes } = this.store.get()
      this.set({
        selectedTheme: instanceThemes[instanceName] || 'default'
      })
      await updateVerifyCredentialsForInstance(instanceName)
      await updatePushSubscriptionForInstance(instanceName)

      const form = this.refs.pushNotificationsForm
      const { pushSubscription } = this.store.get()

      form.elements.follow.checked = pushSubscription && pushSubscription.alerts && pushSubscription.alerts.follow
      form.elements.favourite.checked = pushSubscription && pushSubscription.alerts && pushSubscription.alerts.favourite
      form.elements.reblog.checked = pushSubscription && pushSubscription.alerts && pushSubscription.alerts.reblog
      form.elements.mention.checked = pushSubscription && pushSubscription.alerts && pushSubscription.alerts.mention
    },
    store: () => store,
    data: () => ({
      themes: themes,
      selectedTheme: 'default'
    }),
    computed: {
      instanceName: ({ params }) => params.instanceName,
      verifyCredentials: ({ $verifyCredentials, instanceName }) => $verifyCredentials && $verifyCredentials[instanceName],
      pushNotificationsSupport: ({ $pushNotificationsSupport }) => $pushNotificationsSupport,
      themeGroups: ({ themes }) => ([
        {
          dark: false,
          themes: themes.filter(_ => !_.dark)
        },
        {
          dark: true,
          themes: themes.filter(_ => _.dark)
        }
      ])
    },
    methods: {
      onThemeChange () {
        let { selectedTheme, instanceName } = this.get()
        changeTheme(instanceName, selectedTheme)
      },
      onSwitchToThisInstance (e) {
        e.preventDefault()
        let { instanceName } = this.get()
        switchToInstance(instanceName)
      },
      async onPushSettingsChange (e) {
        const { instanceName } = this.get()
        const form = this.refs.pushNotificationsForm
        const alerts = {
          follow: form.elements.follow.checked,
          favourite: form.elements.favourite.checked,
          reblog: form.elements.reblog.checked,
          mention: form.elements.mention.checked
        }

        try {
          await updateAlerts(instanceName, alerts)
        } catch (err) {
          e.target.checked = !e.target.checked

          // TODO: Better way to detect missing authorization scope
          if (err.message.startsWith('403:')) {
            let showConfirmationDialog = await importShowConfirmationDialog()
            showConfirmationDialog({
              text: `You need to reauthenticate in order to enable push notification. Log out of ${instanceName}?`,
              onPositive () {
                logOutOfInstance(instanceName)
              }
            })
          } else {
            toast.say(`Failed to update push notification settings: ${err.message}`)
          }
        }
      },
      async onLogOut (e) {
        e.preventDefault()
        let { instanceName } = this.get()

        let showConfirmationDialog = await importShowConfirmationDialog()
        showConfirmationDialog({
          text: `Log out of ${instanceName}?`,
          onPositive () {
            logOutOfInstance(instanceName)
          }
        })
      }
    },
    components: {
      SettingsLayout,
      ExternalLink,
      Avatar,
      AccountDisplayName
    }
  }
</script>