@import "global-variables";
@import "@patternfly/patternfly/components/Toolbar/toolbar.scss";

/* Navigation base, used for both desktop & mobile navigation */

$phone-tiny: 360px;
$phone: 767px;
$desktop: $phone + 1px;

:root {
  --ct-color-nav-menu: var(--pf-global--BackgroundColor--dark-300);
  --ct-color-nav-highlight: var(--pf-global--BackgroundColor--dark--400);
  --ct-color-nav-highlight-text: var(--pf-global--BackgroundColor--light-100);
  --ct-color-nav-search: #1b1b1b;
}

.area-ct-subnav {
  background: var(--ct-color-nav-menu);
  display: flex;
  flex-direction: column;
  position: relative;

  // Overrides for dark theme (as PF's dark theme is currently odd with nav)
  .pf-theme-dark & {
    --ct-color-nav-menu: var(--pf-global--BackgroundColor--150);
    --ct-color-nav-search: var(--pf-global--BackgroundColor--200);
    --ct-color-nav-highlight: var(--pf-global--palette--gold-600);
    --ct-color-nav-highlight-text: var(--pf-global--palette--gold-300);

    .pf-c-nav__link {
      --pf-c-nav__link--hover--BackgroundColor: var(--pf-global--BackgroundColor--dark-300);
      --pf-c-nav__link--m-current--BackgroundColor: var(--pf-global--BackgroundColor--dark-400);
    }

    .search .pf-c-text-input-group__text-input {
      border-color: var(--pf-global--BorderColor--300);
    }

    .sidebar-hosts .pf-c-nav__item {
      --pf-c-nav__link--hover--BackgroundColor: var(--pf-global--BackgroundColor--dark-300);
      --pf-c-nav__link--m-current--BackgroundColor: var(--pf-global--BackgroundColor--dark-400);
    }

    .nav-item-hint {
      color: var(--pf-global--palette--black-300);
    }
  }

  mark {
    font-weight: bold;
    background: var(--ct-color-nav-highlight);
    color: var(--ct-color-nav-highlight-text);
  }

  // https://github.com/patternfly/patternfly-design/issues/1112
  .search {
    background: transparent !important;
    padding: var(--pf-global--spacer--md) var(--pf-global--spacer--md) var(--pf-global--spacer--sm);

    > .pf-c-text-input-group__main {
      background: var(--ct-color-nav-search);
    }

    .pf-c-text-input-group__text::after,
    .pf-c-text-input-group__text::before {
      border: none;
    }

    // Adjust search icon
    .pf-c-text-input-group__icon {
      padding: var(--pf-global--spacer--md) var(--pf-global--spacer--md) var(--pf-global--spacer--sm) !important;
      color: var(--pf-global--palette--black-200);
    }

    .pf-c-text-input-group__text-input,
    .pf-c-text-input-group__text-input::placeholder {
      color: var(--pf-global--palette--black-100);
    }

    .pf-c-text-input-group__text-input {
      // Reserve space for the × icon
      padding-right: var(--pf-global--spacer--xl);
      // Stroke outside, based on PF search dark mode mockups
      border: 1px solid var(--pf-global--palette--black-700);
    }

    // Reposition the × icon over the entry & recolor it
    .pf-c-text-input-group__utilities {
      align-self: center;
      justify-content: center;
      position: absolute;
      right: var(--pf-global--spacer--sm);
      width: var(--pf-global--spacer--xl);

      // Recolor × icon
      > .pf-c-button {
        color: var(--pf-global--palette--black-400);

        &:hover {
          color: var(--pf-global--palette--black-200);
        }
      }
    }
  }

  .nav-item-hint {
    color: var(--pf-global--palette--black-400);
    display: inline-block;
    font-size: var(--pf-global--FontSize--sm);
    font-weight: var(--pf-global--FontWeight--normal);
    width: 100%;
  }

  .pf-m-current .nav-item-hint {
    color: var(--pf-global--palette--black-300);
  }

  .non-menu-item .nav-item-hint {
    color: var(--pf-global--primary-color--light-100);
  }

  // Add hover effect for clear search link
  .non-menu-item:hover .nav-item-hint {
    text-decoration: underline;
  }

  .non-menu-item {
    color: var(--pf-c-nav__link--Color);
    display: flex;
    justify-content: center;
  }

  .no-results {
    padding: var(--pf-global--spacer--md) 0;
  }
}

.area-ct-content {
  position: relative;
  z-index: 1;
  display: block;

  > iframe {
    height: 100%;
    position: absolute;
  }
}

.screenreader-text {
  position: absolute;
  left: -999px;
  width: 1px;
  height: 1px;
  top: auto;

  &:focus {
    display: inline-block;
    height: auto;
    width: auto;
    position: static;
    padding: 19px 0;
    width: 100%;
    text-align: center;
    background-color: var(--pf-global--BackgroundColor--dark-300);
    color: white;
  }
}

[dir="rtl"] {
  // Not setting this breaks pixel tests
  .screenreader-text {
    right: -999px;
  }
}

/* Desktop navigation */
@media (min-width: $desktop) {
  // Adapt PF4's new header select for 2-up
  .ct-topnav-content .pf-c-toolbar__item:not(.super-user-indicator) {
    // Remove the margin spacing between each
    margin-right: 0;

    // Collapse the 2 side border lines into 1
    + .pf-c-toolbar__item button::before {
      margin-left: -1px;
    }
  }

  .mobile_v {
    display: none !important;
  }

  .area-ct-subnav {
    // Make a separator between host selector & search
    border-top: 1px solid var(--pf-global--Color--300);
  }

  .view-hosts .sidebar-hosts {
    animation: navHostsSlide 300ms ease-out;
    transform-origin: top;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: var(--pf-global--BackgroundColor--dark-200);

    .pf-theme-dark & {
      background: var(--pf-global--BackgroundColor--dark-300);
    }

    z-index: 399; // Modals have 400 and modals should be in front of host switcher

    &.edit-hosts {
      .pf-c-nav__list {
        .pf-c-button {
          animation: navHostsEditButtonsAppear 400ms;
          animation-timing-function: ease-in-out;
        }
      }
    }
  }

  .header {
    border-left: 1px solid var(--pf-global--BackgroundColor--dark-100);
    background: linear-gradient(to right, var(--pf-global--BackgroundColor--dark-100) -1rem, var(--pf-global--BackgroundColor--dark-300) 1rem);

    .credential-unlocked {
      /* AAA contrast: simulate #a1a1a1 on #151515 */
      opacity: 0.6;
    }

    .pf-c-dropdown__menu {
      // Correct the offset
      margin-top: -4px;
    }
  }

  .pf-theme-dark {
    > .pf-c-select__toggle {
      background-color: var(--pf-global--BackgroundColor--dark-300);
    }
  }

  .ct-switcher {
    background-color: var(--pf-global--BackgroundColor--dark-300);

    > .pf-c-select > button {
      padding-left: var(--pf-global--spacer--lg);
    }
  }

  .nav-hosts-menu {
    display: none;

    &.interact {
      display: block;
    }
  }
}

/* Mobile navigation */
@media (max-width: $phone) {
  :root {
    --nav-icon-size: 4rem;
  }

  .desktop_v {
    display: none !important;
  }

  .area-ct-subnav {
    align-self: flex-end;
    z-index: 2;

    &:not(.interact) {
      display: none;
    }
  }

  .area-ct-subnav {
    transform-origin: bottom;
    animation: navHostsSlide 200ms ease-out;
  }

  .header {
    .pf-c-toolbar__item {
      margin-right: 0;
    }
  }

  .nav-system-menu {
    left: 0;
    right: 0;
    height: auto;
    overflow: auto;
    max-height: calc(100vh - var(--nav-icon-size));
    max-width: 29rem;
    display: block;
  }

  .nav-hosts-menu {
    position: absolute;
    bottom: var(--nav-icon-size);
    right: var(--pf-global--spacer--md);
    max-width: 100vw;
  }

  .pf-m-dark.pf-c-select {
    .pf-c-select__toggle {
      color: var(--pf-global--Color--light-100) !important;
      background-color: transparent;
    }
  }

  .ct-switcher > .pf-c-select {
    .pf-c-select__toggle {
      display: block;
      width: auto;
    }

    .pf-c-select__toggle-arrow {
      transform: rotate(180deg) scale(1.5);
      margin: unset;
      margin-top: 4px;
    }

    > button {
      padding-left: 0;
    }
  }

  .menu-toggle,
  .sidebar-toggle .fa {
    display: block;
    transform: scale(1.5);
    border-radius: 0 !important;
  }

  // Override some PF4isms to make sure the host switcher is 100% tall
  .navbar-pf {
    .ct-switcher {
      display: flex;
    }
  }
}

@media (max-width: $phone-tiny) {
  // Don't have a gap for the hosts selection
  .nav-hosts-menu {
    right: 0;
  }

  // Make the hosts selection fill the width of the page
  .view-hosts .sidebar-hosts .pf-c-page__sidebar-body {
    width: 100vw;
  }
}

.navbar.navbar-pf-vertical {
  border-top: 0;
}

.ct-switcher {
  height: 100%;

  > .pf-c-select {
    height: 100%;

    .pf-c-select__toggle-text {
      text-align: left;
    }
  }

  .username {
    display: inline-block;
  }

  .at {
    opacity: 0.8;
  }

  .hostname {
    display: block;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

.pf-theme-dark {
  .pf-c-select__toggle {
    //mobile
    height: 100%;

    > * {
      color: var(--pf-global--Color--light-100);
    }
  }
}

.nav-action {
  margin: 0 0 0 auto !important;
}

.host-apps {
  flex: 1 1 0;
  overflow-x: hidden;
  overflow-y: auto;
  position: relative;
  scrollbar-color: var(--pf-global--Color--400) var(--pf-global--BackgroundColor--dark-200);

  // In mobile, make the search at the top and the rest scroll
  @media (max-width: $phone) {
    display: grid;
    grid-template-rows: auto 1fr;
    max-height: calc(100vh - var(--nav-icon-size));
    position: sticky;
    top: 0;

    > .pf-c-nav {
      overflow: auto;
    }
  }
}

// Support links in headings
.nav-group-heading {
  display: flex;
  justify-content: space-between;

  > .pf-c-nav__section-title:not(a) {
    flex: auto;
  }

  a {
    color: var(--pf-global--link--Color--light);
    font-weight: normal;

    &:hover {
      color: var(--pf-global--link--Color--light--hover);
    }
  }
}

.nav-system-menu {
  // Flow items, if wider (useful for mobile)
  .pf-c-nav__list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(10rem, auto));

    > a {
      text-align: center;
    }
  }

  // Give additional style to individual menu items
  .pf-c-nav__link {
    display: grid;
    grid-template: "name status" "match match";
    grid-template-columns: 1fr auto;
    justify-content: space-between;
    gap: 0 var(--pf-global--spacer--md);
    padding-right: var(--pf-global--spacer--md);
    // In mobile, sometimes items wrap; neighbors should also fill the space
    height: 100%;

    > .nav-item-name {
      grid-area: name;
    }

    > .nav-item-status {
      grid-area: status;
    }

    > .nav-item-hint {
      grid-area: match;
    }

    > :empty {
      display: none;
    }

    // Add a background to shine through the icon's gaps
    // (for better contrast, even when hovering / selected)
    .nav-item-status {
      position: relative;

      > svg {
        // Set position for the icon sandwiching
        position: relative;
        // Add a shadow around the icon
        // Move the icon up the stack
        z-index: 1;
      }

      // Fill the interior gaps
      &::before {
        position: absolute;
        content: "";
        background-color: var(--pf-c-nav__link--Color);
        border-radius: 3px;
        top: 6px;
        right: 5px;
        bottom: 6px;
        left: 5px;
      }
    }
  }
}

.view-hosts .sidebar-hosts {
  .pf-c-nav__list {
    overflow-y: auto;
  }

  .pf-c-page__sidebar-body {
    display: grid;
    grid-template-rows: max-content 1fr max-content;

    @media (min-width: $desktop) {
      max-height: 100%;
    }

    @media (max-width: $phone) {
      // Don't run off the top of the page in mobile
      max-height: calc(100vh - var(--nav-icon-size));
    }
  }

  .pf-c-nav {
    overflow: auto;
  }

  .nav-hosts-actions {
    --button-margin-x: 1rem;
    --button-margin-y: 0.75rem;
    display: grid;
    gap: var(--pf-global--spacer--sm);
    margin: var(--button-margin-y) var(--button-margin-x);

    > button {
      html:not(.pf-theme-dark) & {
        color: var(--pf-global--BackgroundColor--200);

        &::after {
          border-color: var(--pf-global--BackgroundColor--200);
        }
      }
    }
  }

  .nav-item {
    --pf-c-nav--m-dark__item--m-current--BackgroundColor: var(--pf-global--BackgroundColor--dark-400);
    display: grid;
    grid-template-columns: 1fr auto;

    > .pf-c-nav__link {
      flex-direction: column;
      justify-content: center;
      word-break: break-word;
    }
  }

  .nav-item-actions {
    display: flex;
    gap: var(--pf-global--spacer--xs);
    padding: var(--pf-global--spacer--xs) var(--pf-global--spacer--sm);
    // Pull the background color over
    background: var(--pf-c-nav__link--BackgroundColor);

    @media (min-width: $desktop) {
      // Desktop has limited horizontal space, so stack these
      // Ironically, mobile has more space here (due to being a popup)
      flex-direction: column;
    }

    > button {
      --pf-c-button--m-secondary--Color: rgb(255 255 255 / 75%);
      --pf-c-button--m-secondary--BorderColor: rgb(255 255 255 / 75%);
      --pf-c-button--m-secondary--hover--Color: rgb(255 255 255 / 100%);
      --pf-c-button--m-secondary--hover--BorderColor: rgb(255 255 255 / 100%);

      // Simulate PF4's disabled icon, but with alpha
      --pf-c-button--disabled--BackgroundColor: rgb(255 255 255 / 17%);
      --pf-c-button--disabled--Color: rgb(0 7 13 / 45%);
      margin: 0;
    }
  }

  // Use the "current" background for actions color when item is selected
  .pf-m-current + .nav-item-actions {
    background-color: var(--pf-c-nav__link--m-current--BackgroundColor);
  }
}

.ct-topnav-content {
  margin-left: auto;
}

// Rework navigation toggles in desktop and (especially) mobile modes
.super-user-indicator > button,
.ct-nav-toggle:not(.pf-c-dropdown) {
  color: var(--pf-global--Color--light-100) !important;
  background: transparent;
}

.ct-nav-toggle:not(.pf-c-dropdown) {
  &:hover, &:active, &.active, &.interact, &[aria-expanded="true"] {
    text-decoration: none;
    // approximate --pf-global--BackgroundColor--dark-400, but with opacity
    background: rgb(249 252 255 / 32%) !important;

    .hostname {
      text-decoration: underline;
    }
  }

  &:focus {
    text-decoration: none;
    outline: 1px dotted var(--pf-global--BackgroundColor--light-100);
  }
}

// In mobile view keep the non PF4 of displaying hover / focus state in the masthead / toolbar items
// This can go away once we move the host selector inside the Masthead
// https://github.com/patternfly/patternfly/issues/4524
@media (max-width: $phone) {
  .ct-nav-toggle.pf-c-dropdown {
    &:hover, &:active, &.active, &.interact, &[aria-expanded="true"], &.pf-m-expanded {
      text-decoration: none;
      // approximate --pf-global--BackgroundColor--dark-400, but with opacity
      background: rgb(249 252 255 / 32%);

      .hostname {
        text-decoration: underline;
      }
    }

    &:focus {
      text-decoration: none;
      outline: 1px dotted var(--pf-global--BackgroundColor--light-100);
    }
  }

  // Hide border from navigation items for mobile
  .ct-header-item:not(:hover) button:not(:hover)::before {
    border: none;
  }
}

.ct-locked > .ct-lock-wrapper > svg {
  margin-right: var(--pf-global--spacer--sm);
  color: var(--pf-global--palette--gold-400);
}

.super-user-indicator {
  @media (min-width: $desktop) {
    > .ct-locked {
      > .ct-lock-wrapper {
        background: var(--pf-global--BackgroundColor--dark-200);
        border-radius: var(--pf-global--BorderRadius--sm);
        padding: var(--pf-global--spacer--xs) var(--pf-global--spacer--sm);

        > svg {
          color: var(--pf-global--palette--gold-300);
        }
      }

      &:hover, &:focus {
        background: none;

        > .ct-lock-wrapper {
          background: var(--pf-global--BackgroundColor--dark-400);
        }
      }
    }
  }

  > .ct-unlocked {
    &:hover, &:focus {
      text-decoration: underline;
    }

    svg {
      display: none;
    }
  }
}

// Mobile sizes
@media (max-width: $phone) {
  #host-toggle,
  #nav-system-item,
  .ct-nav-toggle > button {
    // Stretch to navbar
    height: 100%;
    // Don't stretch to fill content; make optimal width same as height
    width: var(--pf-global--spacer--4xl);
    // Leave enough space for 5 items (4 + spinner)
    max-width: calc(100vw / 5);
    display: grid !important;
    grid-template-rows: 28px 1fr;
    justify-content: center;
    justify-items: center;
    color: var(--pf-global--Color--light-100);
    padding: var(--pf-global--spacer--sm) var(--pf-global--spacer--xs);
    align-items: center;

    > .pf-c-select__toggle-wrapper {
      flex: none;
      max-width: 100%;
    }

    // Remove the toggled outline
    .pf-c-select__toggle::before {
      display: none !important;
    }
    // Don't show dropdown icon
    .pf-c-dropdown__toggle-icon {
      display: none;
    }

    .pf-c-dropdown__toggle-image {
      align-self: center;
      margin: 0 !important;
    }

    .pf-c-select__toggle-arrow {
      // This is here because Chrome is weird sometimes...
      padding: 2px 0 5px;
    }
  }

  .ct-nav-toggle .pf-c-dropdown__menu {
    top: auto;
    bottom: 100%;
  }
}

// HACK: Don't span the navigation as wide or tall as possible
.nav-hosts-menu {
  height: auto;

  .pf-c-page__sidebar .pf-c-nav {
    width: unset;
  }
}

/* Dark mode adjustments */

.pf-theme-dark {
  // Change sidebar background color when dark
  nav,
  .ct-switcher > .pf-c-select {
    --ct-color-nav-menu: var(--pf-global--BackgroundColor--dark-100);
    --pf-global--BackgroundColor--300: var(--pf-global--BackgroundColor--dark-200);
  }

  // Redefine the background color for current links
  .area-ct-subnav .pf-c-nav__item {
    > .pf-m-current, .pf-m-current + .nav-item-actions {
      --pf-c-nav__link--m-current--BackgroundColor: var(--pf-global--BackgroundColor--dark-200);
    }
  }

  // Add a border to the right of the sidebar (without affecting flow)
  .ct-switcher > .pf-c-select,
  .area-ct-subnav.nav-system-menu.sidebar,
  .navbar.navbar-default navbar-pf.navbar-pf-vertical {
    &::after {
      pointer-events: none;
      border: 1px solid #444548;
      border-width: 0 1px 0 0;
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      content: "";
    }
  }
}

/* Navigation animation */

@keyframes navHostsSlide {
  0% { opacity: 0.25; transform: scaleY(0); }
  25% { opacity: 0.5; transform: scaleY(0.25); }
  100% { opacity: 1; transform: scaleY(1); }
}

@keyframes navHostsEditButtonsAppear {
  0% { opacity: 0; max-height: 0; max-width: 0; }
  50% { opacity: 0; max-height: 0; max-width: 0; }
  75% { opacity: 0; max-height: 100%; max-width: 100%; }
  100% { opacity: 1; max-height: 100%; max-width: 100%; }
}
