@import "syntax-variables";
@import "ui-variables";

// Cursor style
// =========================
.cursor-base () {
  border: none;
  background: none;
  opacity: 0.5;
}

.underline-cursor(@bottom-width: 0.2em) {
  .cursor-base();
  border-bottom-width: @bottom-width;
  border-bottom-style: solid;
  border-bottom-color: @syntax-cursor-color;
}

atom-text-editor.vim-mode-plus.normal-mode,
atom-text-editor.vim-mode-plus.visual-mode,
atom-text-editor.vim-mode-plus.operator-pending-mode,
atom-text-editor.vim-mode-plus.insert-mode.replace {
  &.is-focused,
  &.vim-mode-plus-input-focused,
  &.vim-mode-plus-search-input-focused {
    .cursor {
      .cursor-base();
      background-color: @syntax-cursor-color; // block-cursor
    }
  }
  &.vim-mode-plus-input-focused.hide-cursor {
    .cursor { opacity: 0; }
    .cursors.blink-off .cursor { opacity: 0; }
  }
}

atom-text-editor.vim-mode-plus.operator-pending-mode {
  &.is-focused,
  &.vim-mode-plus-search-input-focused {
    .cursor { .underline-cursor(0.6em); }
    .cursors.blink-off .cursor { opacity: 0; }
  }
}

atom-text-editor.vim-mode-plus.insert-mode.replace {
  &.is-focused {
    .cursor {
      .underline-cursor(0.3em);
      opacity: 0.8;
    }
  }
}

// vim-mode-plus-input-focused for surround, f, F, t, T, r etc.
atom-text-editor.vim-mode-plus.normal-mode,
atom-text-editor.vim-mode-plus.visual-mode,
atom-text-editor.vim-mode-plus.operator-pending-mode, {
  &.vim-mode-plus-input-focused {
    .cursor { .underline-cursor(); }
  }
}

atom-text-editor.vim-mode-plus-input-char-waiting {
  &.is-focused { .cursor { .underline-cursor(); } }
}

// Flash ranges e.g. flashing yanked range.
// =========================
.flash-animation (@animation-name, @color) {
  @keyframes @animation-name {
    from { background-color: @color; }
    to { background-color: transparent; }
  }
}
.flash (@animation-name; @duration) {
  animation-name: @animation-name;
  animation-duration: @duration;
  animation-iteration-count: 1;
}

@flash-base-color: contrast(@syntax-background-color, darken(@syntax-selection-color, 3%), lighten(@syntax-selection-color, 3%));
@flash-search-color: fadeout(darken(@syntax-selection-flash-color, 10%), 20%);
@flash-added-color: fadeout(darken(@syntax-color-added, 10%), 50%);
@flash-removed-color: fadeout(@syntax-color-removed, 50%);

// flashOnOperate
.flash-animation(flash-operator, @flash-base-color);
.flash-animation(flash-operator-occurrence, @flash-added-color);
.flash-animation(flash-operator-remove-occurrence, @flash-removed-color);

// flashOnUndoRedo
.flash-animation(flash-undo-redo, @flash-base-color);
.flash-animation(flash-undo-redo-multiple-changes, @flash-added-color);
.flash-animation(flash-undo-redo-multiple-deletes, @flash-removed-color);

// flashOnSearch
.flash-animation(flash-search, @flash-search-color);
.flash-animation(flash-screen, @flash-base-color);

atom-text-editor .vim-mode-plus-flash {
  // flashOnOperate
  &.operator                   .region { .flash(flash-operator, 0.5s); }
  &.operator-long              .region { .flash(flash-operator, 0.8s); }
  &.operator-occurrence        .region { .flash(flash-operator-occurrence, 0.8s); }
  &.operator-remove-occurrence .region { .flash(flash-operator-remove-occurrence, 0.8s); }

  // flashOnUndoRedo
  &.undo-redo                  .region { .flash(flash-undo-redo, 0.5s); }
  &.undo-redo-multiple-changes .region { .flash(flash-undo-redo-multiple-changes, 0.5s); }
  &.undo-redo-multiple-deletes .region { .flash(flash-undo-redo-multiple-deletes, 0.5s); }

  // flashOnSearch
  &.search .region { .flash(flash-search, 1.0s); z-index: 1; }
  &.screen .region { .flash(flash-screen, 0.3s); }

  // demo-mode pkg integration to stop flash while demo-mode's hover is active
  &.operator-demo                   .region { background: @flash-base-color; }
  &.operator-long-demo              .region { background: @flash-base-color; }
  &.operator-occurrence-demo        .region { background: @flash-added-color; }
  &.operator-remove-occurrence-demo .region { background: @flash-removed-color; }
  &.undo-redo-demo                  .region { background: @flash-base-color; }
  &.undo-redo-multiple-changes-demo .region { background: @flash-added-color; }
  &.undo-redo-multiple-deletes-demo  .region { background: @flash-removed-color; }
}

// Hover Counter
// =========================
.vim-mode-plus-hover {
  display: block;
  color: @text-color-highlight;
  background-color: @base-background-color;
  border-radius: @component-border-radius;
  box-shadow: 0 0 1px @syntax-text-color;

  margin-top: -3.0em;
  margin-left: -0.3em;
  padding-left: 0.2em;
  padding-right: 0.2em;
  text-align: center;

  &.first { background-color: @background-color-info; }
  &.last { background-color: @background-color-error; }
}

atom-text-editor[mini].vim-mode-plus-input {
  background-color: inherit;
  font-weight: normal;
  color: @text-color;
  line-height: 1.28;
  cursor: default;
  white-space: nowrap;
  padding-left: 10px;
  height: 0px !important;
  width: 0px !important;
  overflow: hidden !important;
  border: none !important;
  padding: 0 !important;
  display: block !important;
  position: fixed !important;
  top: -10px !important;
  left: -10px !important;
}

// Search
// =========================
// input
.vim-mode-plus-search-container {
  display: flex;
  > div {
    padding: @component-padding/2 @component-padding;
    border: none;
  }
  .editor-container { width: 100%; }
}

atom-text-editor[mini].vim-mode-plus-search {
  border: none;
  color: @text-color;
  cursor: default;
  &.is-focused { box-shadow: none; }
  &::before {
    font-size: 1.2em;
    padding-right: 0.5em;
    content: "/";
  }
  &.backwards::before { content: "?"; }
}

@search-match-base: @syntax-result-marker-color;
@search-match: hsla(hue(@search-match-base), saturation(@search-match-base), lightness(@search-match-base), 0.4);
@search-match-first: fadeout(@syntax-color-renamed, 60%);
@search-match-last: fadeout(@syntax-color-removed, 60%);
@search-match-border-current: hsla(hue(@search-match-base), saturation(@search-match-base), lightness(@search-match-base), 1.0);
@search-match-border-first: syntax-color-renamed;
@search-match-border-last: syntax-color-removed;

atom-text-editor:not(.silent) {
  .vim-mode-plus-search-match {
    .region { background-color: @search-match; }
    &.first .region { background-color: @search-match-first; }
    &.last .region { background-color: @search-match-last; }
  }
}

@keyframes flash-find-char {
  from { border-color: @syntax-color-function; }
  to { border-color: transparent; }
}

// highlight
.round-box {
  box-sizing: border-box;
  border-radius: @component-border-radius;
}

atom-text-editor {
  .vim-mode-plus-search-match {
    .region {
      .round-box();
      border: 2px solid transparent;
      transition: border-color 0.2s;
    }
    &.current .region {
      border-color: @search-match-border-current;
      transition-duration: 0.1s;
    }
    &.first.current .region {
      border-color: search-match-border-first;
    }
    &.last.current .region {
      border-color: @search-match-border-last;
    }
  }
  .vim-mode-plus-highlight-search .region {
    .round-box();
    border: 1px solid fadeout(@syntax-text-color, 70%);
    background-color: @syntax-selection-color;
  }
  .vim-mode-plus-persistent-selection .region {
    background-color: @syntax-selection-color;
  }
  .vim-mode-plus-target-range .region {
    background-color: @syntax-selection-color;
  }
  .vim-mode-plus-occurrence-base .region {
    box-sizing: border-box;
    border-bottom-width: 2px;
    border-bottom-style: dotted;

    z-index: 1;
    border-color: @syntax-color-modified;
  }

  .vim-mode-plus-find-char {
    .region {
      box-sizing: border-box;
      border-width: 0px;
      border-bottom-width: 2px;
      border-style: solid;
    }
    &.pre-confirm .region {
      border-color: @syntax-color-modified;
      &.current { border-bottom-width: 5px; }
    }
    &.post-confirm .region {
      .flash(flash-find-char, 2.0s);
      &.long { animation-duration: 4.0s; }
    }
  }
}

// Maximize Pane
// =========================
atom-workspace.vim-mode-plus--pane-maximized {
  atom-dock.left { display: none; }
  atom-dock.right { display: none; }
  atom-dock.bottom { display: none; }
  atom-pane-container {
    position: relative;
    atom-pane-axis:not(.vim-mode-plus--active-pane-axis) { display: none; }
    atom-pane {
      .item-views { background: @syntax-background-color !important; }
      display: none;
      &.vim-mode-plus--active-pane {
        display: flex;
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        bottom: 0;
        z-index: 100;
      }
    }
  }
  &.vim-mode-plus--hide-tab-bar { .tab-bar { display: none; } }
  &.vim-mode-plus--hide-status-bar { .status-bar { display: none; } }
  &.vim-mode-plus--pane-centered {
    atom-text-editor:not(.mini) {
      margin-left: 20%;
      atom-text-editor {
        // Some package embed another text-editor into normal text-editor by using block decoration.
        // But we don't want this editor in editor centered again.
        // E.g. git-diff-details, inline-git-diff
        margin-left: 0%;
      }
    }
  }
}


// SelectList Highlight matched text
// =========================
.vim-mode-plus-select-list .list-group .character-match {
  color: @text-color-highlight;
  font-weight: bold;
}

.demo-mode-container {
  .kind {
    color: @text-color-selected;
  }
}