/*
 * Wire
 * Copyright (C) 2018 Wire Swiss GmbH
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see http://www.gnu.org/licenses/.
 *
 */

// vars

@keyframes progress-animation {
  to {
    stroke-dasharray: 100 100;
  }
}

@keyframes progress-animation-lg {
  to {
    stroke-dasharray: 200 200;
  }
}

// Buttons
.media-button {
  .circle(var(--media-button-size));

  position: relative;
  flex: 0 0 auto;
  background-color: fade(#000, 40%);
  color: #fff;
  cursor: pointer;
  font-size: var(--font-size-base);
  line-height: var(--media-button-size);
  text-align: center;

  & svg {
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 50%;
    transform: rotate(-90deg);
  }

  & circle {
    fill: none;
    stroke-dasharray: 0 100; // radius * 2 + pi
    stroke-width: 4px;
    transform-origin: center;
  }

  &__icon {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: center;

    svg {
      position: relative;
      width: 16px;
      height: 16px;

      path {
        fill: #fff;
      }
    }
  }

  &.media-button-error {
    background-color: fade(@w-red, 24%);
  }

  &.media-button-progress-animation {
    & circle {
      animation: progress-animation calc(var(--animation-timing-slower) * 3) linear infinite;
    }
  }

  .media-button-lg & {
    .circle(var(--media-button-size-lg));

    font-size: var(--font-size-xxl);
    line-height: var(--media-button-size-lg);

    & circle {
      stroke-dasharray: 0 200;
    }

    &.media-button-progress-animation {
      & circle {
        animation: progress-animation-lg calc(var(--animation-timing-slower) * 3) linear infinite;
      }
    }
  }

  &.media-button:focus-visible {
    .focus-outline;
    .focus-offset;
    .focus-border-radius;
  }
}