attachinary.js

$.attachinary.config.template = '\
  <ul>\
    <% for(var i=0; i<files.length; i++){ %>\
      <li>\
        <% if(files[i].resource_type == "raw") { %>\
          <div class="raw-file"></div>\
        <% } else { %>\
          <img\
            src="<%= $.cloudinary.url(files[i].public_id, { "version": files[i].version, "format": "jpg", "crop": "fill", "width": 250, "height": 250 }) %>"\
            alt="" width="100" height="100" />\
        <% } %>\
        <a href="#" class="data-remove-link" data-remove="<%= files[i].public_id %>"><i class="md md-clear md-2x"></i></a>\
      </li>\
    <% } %>\
  </ul>\
';

$(document).ready(function() {
  $('.attachinary-input').bind('fileuploaddone', function (event) {
    $(this).addClass('has-file');
    $(this).siblings('.attachinary_container').removeClass('loading');
  });

  $('.attachinary-input').bind('fileuploadstart', function (event) {
    $(this).siblings('.attachinary_container').addClass('loading');
  });

  $('.form-group.attachinary').on('click', function (event) {
    $(this).find('.attachinary-input').removeClass('has-file');
  });
});

attachinary.scss

/*
 * VARIABLES
 */

$color--attachinary-dropzone-border:                  $color--accent;
$size--attachinary-preview-size:                      17.5rem;
$size--attachinary-dropzone-width:                    27rem;
$size--attachinary-dropzone-height:                   21rem;

/*
 * ATTACHINARY
 */
@mixin passive-dropzone-dimension() {
  max-height: 100%;
  max-width: 100%;
  width: $size--attachinary-dropzone-width;
  height: $size--attachinary-dropzone-height;

  @media only screen and (min-width: $bootstrap-lg) {
    width: $size--attachinary-dropzone-width*1.5;
  }
}


.attachinary-dropzone {
  border: 1px solid $color--attachinary-dropzone-border;
  border-style: dashed;
  cursor: pointer;
  border-radius: 4px;
  display: inline-block;
  padding: $space;
  position: relative;
  transition: all ease .3s;

  @include passive-dropzone-dimension;
}

.attachinary-dropzone-active {
  border-width: 2px;
  background-color: $white-two;
}

.attachinary-input,
.attachinary_container {
  float: left;
}

.attachinary-input {
  padding: $space;
  border: 1px solid $athens-grey;
  border-radius: 4px;
  box-sizing: content-box;

  cursor: pointer;
  outline: none !important;
  pointer-events: all;

  @include passive-dropzone-dimension;

  &:hover {
    & + .attachinary_container {
      @extend .attachinary-dropzone-active;
    }
  }

  &.has-file {
    pointer-events: none;

    &,
    & + .attachinary_container {
      width: $size--attachinary-preview-size;
      height: $size--attachinary-preview-size;
    }

    & + .attachinary_container {
      border: none;
      padding: 0;
      pointer-events: all;

      li {
        border-radius: 0;
      }
    }
  }
}

.control-label.attachinary {
  display: block;
  text-align: left;
}

.form-group.attachinary {
  @extend .clearfix;
  position: relative;
  text-align: center;

  .attachinary_container {
    display: block !important;
    position: absolute;
    top: $space*3;
    left: 0;
  }
}

.attachinary_container {
  background-color: $white;
  margin: $space;
  text-align: center;
  pointer-events: none;
  z-index: 1;
  @extend .attachinary-dropzone;

  &:hover {
    @extend .attachinary-dropzone-active;
  }

  &.loading {
    background-color: $white-two;
    pointer-events: none;

    &::before {
      content: 'UPLOADING...';
    }

    &::after {
      display: none;
    }
  }

  &::before {
    content: "Add an image";
    color: $color--attachinary-dropzone-border;
    display: inline-block;
    font-size: 21px;
    font-weight: bold;
    position: absolute;
    width: 100%;
    left: 0;
    top: 40%;
    text-transform: uppercase;
  }

  &::after {
    content: "Drag and Drop or click here to choose an image.";
    display: inline-block;
    font-size: 12px;
    font-weight: bold;
    position: absolute;
    width: 100%;
    left: 0;
    top: 55%;
    top: calc(40% + 2.5em);
    z-index: -1;
  }

  ul,
  li {
    height: 100%;
    width: 100%;
  }

  ul {
    @extend .clearfix;
    margin: 0;
    padding: 0;
    list-style: none;

    li {
      background: rgba($black, 1);
      border-radius: 4px;
      float: left;
      position: relative;
      overflow: hidden;

      img {
        min-width: 100%;
        height: 100%;
      }

      img,
      a {
        transition: all ease .3s;
      }

      .no-touch &:hover {
        img {
          opacity: 0.5;
        }

        a {
          opacity: 1;
        }
      }
    }

    a {
      position: absolute;
      color: $white;
      top: 0;
      bottom: 0;
      right: 0;
      left: 0;
      opacity: 0;
      text-align: center;

      i {
        display: table;
        height: 100%;
        width: 100%;

        &:before {
          display: table-cell;
          vertical-align: middle;
        }
      }
    }

    .md {
      pointer-events: none;
    }
  }
}

Great thanks again for sharing

thank you so much 👍