// This file is part of Indico.
// Copyright (C) 2002 - 2026 CERN
//
// Indico is free software; you can redistribute it and/or
// modify it under the terms of the MIT License; see the
// LICENSE file for more details.

@use 'base' as *;
@use 'design_system';

@mixin attachment-line {
  line-height: 1rem;

  vertical-align: middle;
}

@mixin attachment-icon {
  @include attachment-line();

  font-size: 0.8rem;

  width: 1px;

  white-space: nowrap;
}

@mixin colored-icon($color) {
  &::before {
    color: $color;
  }

  &:hover:not(.disabled):not(:disabled)::before {
    color: lighten($color, $light-color-variation) !important;
  }
}

.attachment-editor {
  width: 800px;
}

.dialog-window .attachments-container {
  max-height: 50vh;
  overflow-y: auto;
}

.tree {
  width: 100%;

  border-collapse: collapse;

  tr {
    > td {
      padding: 0.2rem 0.3rem;

      &:first-child {
        @include ellipsis();

        max-width: 1px;

        &::before {
          display: inline-block;
        }

        > .custom-protection::before {
          @include attachment-icon();

          color: $pastel-red;
        }

        > a.icon-file-pdf {
          @include colored-icon($red);
        }

        > a.icon-file-excel {
          @include colored-icon($green);
        }

        > a.icon-file-word {
          @include colored-icon($dark-blue);
        }

        > a.icon-file-image {
          @include colored-icon($blue);
        }

        > a.icon-calendar {
          @include colored-icon($dark-yellow);
        }

        > a.icon-file-presentation {
          @include colored-icon($yellow);
        }
      }

      > * {
        @include attachment-line();
      }

      i {
        float: none;
        display: inline-block;
      }
    }

    &:not(.sub-tree) {
      > td {
        &:first-child::before,
        > a,
        > span {
          color: var(--text-secondary-color);
        }

        > a {
          &:hover {
            color: var(--text-color);
          }

          &::before {
            margin-right: 0.5em;
          }
        }

        &.actions,
        &.actions > *,
        &.date {
          @include attachment-icon();

          color: $gray;
        }

        &.actions {
          width: 2.2rem;

          text-align: right;

          > * {
            visibility: hidden;

            cursor: pointer;

            opacity: 0;

            &.icon-remove:hover::before {
              color: $red;
            }

            &.icon-edit:hover::before,
            &.icon-file-download:hover::before {
              color: $blue;
            }
          }
        }
      }

      &:hover:not(.empty) > td {
        background-color: $pastel-blue;

        &:first-child {
          border-top-left-radius: $default-border-radius;
          border-bottom-left-radius: $default-border-radius;
        }

        &:last-child {
          border-top-right-radius: $default-border-radius;
          border-bottom-right-radius: $default-border-radius;
        }

        &.actions > *,
        &.date {
          color: $dark-gray;
        }

        &.actions > * {
          visibility: visible;

          opacity: 1;
        }
      }
    }

    &.expandable {
      user-select: none;

      cursor: pointer;

      > td {
        &:first-child {
          border-top-left-radius: 2px;
          border-bottom-left-radius: 2px;

          font-weight: bold;

          &::before {
            @include rotate-transform(0.15s);
          }

          > span {
            &::before {
              margin-right: 0.25em;
            }

            @include icon-before('icon-folder-open');
          }
        }

        &:last-child {
          border-top-right-radius: 2px;
        }
      }

      &.collapsed > td:first-child {
        > span {
          @include icon-before('icon-folder');
        }
      }
    }

    &.sub-tree > td {
      padding: 0 0 0 1.4em;

      &:first-child::before {
        display: none; // no icon space for nested files
      }

      > div > .tree {
        border-radius: 2px;

        background-color: $light-gray;

        tr > td:first-child::before {
          display: none; // no icon space for nested files
        }
      }
    }

    &.empty > td {
      font-style: italic;

      color: $dark-gray;
    }
  }
}

@mixin protected-colors {
  border-bottom: 2px solid $red;

  &:hover::before {
    color: $red !important;
  }

  &:hover {
    border-bottom-color: $red !important;
  }
}

.attachment.icon-file-pdf {
  @include colored-icon($red);
}

.attachment.icon-file-excel {
  @include colored-icon($green);
}

.attachment.icon-file-word {
  @include colored-icon($dark-blue);
}

.attachment.icon-file-image {
  @include colored-icon($blue);
}

.attachment.icon-calendar {
  @include colored-icon($dark-yellow);
}

.attachment.icon-file-presentation {
  @include colored-icon($yellow);
}

.attachments-box {
  padding: 5px;

  > .attachments-box-header {
    > * {
      color: $dark-gray;
      display: inline-block;

      vertical-align: middle;
    }

    > h2 {
      &::before {
        margin-right: 0.2em;
      }
      margin: 0 0 0.25em 0;
    }

    > .i-button.right {
      margin-top: 0;
    }

    margin-bottom: 0.5em;
  }

  .tree tr.sub-tree > td > div > .tree {
    background-color: white;
  }
}

.category-sidebar > .attachments-box > .attachments-box-header {
  margin-top: 20px;
  padding-bottom: 0.2em;

  border-bottom: 1px solid #ebebeb;
  box-shadow: 0 1px 0 #fafafa;

  > h2 {
    padding-bottom: 0;

    border-bottom: 0;
    box-shadow: none;
  }
}

.contribution-display .row.files .column .attachments-box > .attachments-box-header {
  > h2 {
    margin-top: 0;
    padding-bottom: 0;
    border-bottom: 0;
  }

  > .i-button.right {
    margin: 0 !important;
  }
  padding-bottom: 0.5em;
  border-bottom: 1px solid darken($light-gray, 10%);
}

.inline-attachments-icon {
  vertical-align: middle !important;
  line-height: 1.7em;

  &::before {
    vertical-align: middle !important;
    display: inline-block;
    margin-top: 0.3em;
    font-size: 1.4em;
    color: $dark-gray;
  }
}

.material-list {
  .folder .attachment {
    @include ellipsis();

    max-width: 150px;
    padding-left: 0.2em !important;

    .title {
      @include ellipsis();

      color: var(--text-secondary-color);
    }

    &[data-attachment-source] {
      padding-right: 0.3em !important;

      &:hover {
        &::after {
          color: $light-black;
        }
      }

      @include icon-after('icon-magic');

      &::after {
        line-height: 1;
        font-size: 1.2em;
        color: $dark-gray;
        vertical-align: top;
        margin-left: 0.5em;
      }
    }
  }

  .folder .i-button.attachment,
  .folder .attachments {
    font-family: Roboto, sans-serif;
    font-weight: normal;

    white-space: nowrap;

    margin-top: 0.2em;

    &.is-protected {
      @include protected-colors();
    }

    &.has-label {
      margin: 0;
      padding-left: 0.7em !important;
    }
  }

  .folder {
    display: inline-flex;
    margin-left: 0.2em;

    &.is-protected {
      .i-button.label {
        @include protected-colors();

        border-bottom-color: $red !important;
      }
    }
  }

  .folder .i-dropdown {
    & > li {
      padding: 0.1em 0.2em !important;

      .attachment {
        max-width: 250px;

        &.is-protected {
          color: $red;
        }
      }
    }
  }
}

.folder-main,
div.main > .attachments-package {
  max-width: 1024px;
  margin: auto;
  margin-top: 2em;
  padding: 2em;
  background-color: $light-gray;
}

.attachment-preview-top-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: $black;
  color: white;
  padding: 10px;
  z-index: 10;
  align-items: center;

  .attachment-title {
    > span {
      font-size: 1.1em;

      &::before {
        margin-right: 0.5em;
      }
    }
  }

  .attachment-preview-close {
    > a {
      font-size: 1.5em;
      color: darken($light-gray, 5%);
    }
  }

  .attachment-actions {
    margin-right: 0.5em;

    > a {
      font-size: 1.3em;
    }
  }
}

.attachment-preview-dialog {
  .exclusivePopup {
    padding: 0;
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background-color: transparent;

    .attachment-preview-content-wrapper {
      height: auto;
      width: 100%;
      position: absolute;
      top: 50px;
      bottom: 0;

      .attachment-preview-content {
        > img {
          position: absolute;
          margin: auto;
          top: 0;
          left: 0;
          right: 0;
          bottom: 0;
          max-width: 90%;
          max-height: 80%;
        }

        > iframe,
        .text-preview-content {
          position: absolute;
          margin: auto;
          left: 0;
          right: 0;
          height: 100%;
          width: 900px;
        }

        > .text-preview-content {
          padding: 2vw;
          background-color: white;
          overflow: auto;
        }
      }
    }
  }
}

.attachment-preview-overlay {
  opacity: 0.9;
}

.attachments-tooltip-button {
  @include icon-before('icon-folder');
  cursor: pointer;
  color: $gray;

  &:hover,
  &.open {
    color: $dark-gray;
  }

  &.open {
    @include icon-before('icon-folder-open');
  }
}

form#attachment-upload-form.full-width .dropzone {
  width: 770px;

  .select-files-btn,
  .dropzone-previews {
    display: block;
  }
}
