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+//  Package imports.
+import classNames from 'classnames';
+import PropTypes from 'prop-types';
+import React from 'react';
+import {
+  FormattedMessage,
+  defineMessages,
+} from 'react-intl';
+import spring from 'react-motion/lib/spring';
+
+//  Components.
+import IconButton from 'flavours/glitch/components/icon_button';
+
+//  Utils.
+import Motion from 'flavours/glitch/util/optional_motion';
+import { assignHandlers } from 'flavours/glitch/util/react_helpers';
+
+//  Messages.
+const messages = defineMessages({
+  undo: {
+    defaultMessage: 'Undo',
+    id: 'upload_form.undo',
+  },
+  description: {
+    defaultMessage: 'Describe for the visually impaired',
+    id: 'upload_form.description',
+  },
+  crop: {
+    defaultMessage: 'Crop',
+    id: 'upload_form.focus',
+  },
+});
+
+//  Handlers.
+const handlers = {
+
+  //  On blur, we save the description for the media item.
+  handleBlur () {
+    const {
+      id,
+      onChangeDescription,
+    } = this.props;
+    const { dirtyDescription } = this.state;
+
+    this.setState({ dirtyDescription: null, focused: false });
+
+    if (id && onChangeDescription && dirtyDescription !== null) {
+      onChangeDescription(id, dirtyDescription);
+    }
+  },
+
+  //  When the value of our description changes, we store it in the
+  //  temp value `dirtyDescription` in our state.
+  handleChange ({ target: { value } }) {
+    this.setState({ dirtyDescription: value });
+  },
+
+  //  Records focus on the media item.
+  handleFocus () {
+    this.setState({ focused: true });
+  },
+
+  //  Records the start of a hover over the media item.
+  handleMouseEnter () {
+    this.setState({ hovered: true });
+  },
+
+  //  Records the end of a hover over the media item.
+  handleMouseLeave () {
+    this.setState({ hovered: false });
+  },
+
+  //  Removes the media item.
+  handleRemove () {
+    const {
+      id,
+      onRemove,
+    } = this.props;
+    if (id && onRemove) {
+      onRemove(id);
+    }
+  },
+
+  //  Opens the focal point modal.
+  handleFocalPointClick () {
+    const {
+      id,
+      onOpenFocalPointModal,
+    } = this.props;
+    if (id && onOpenFocalPointModal) {
+      onOpenFocalPointModal(id);
+    }
+  },
+};
+
+//  The component.
+export default class ComposerUploadFormItem extends React.PureComponent {
+
+  //  Constructor.
+  constructor (props) {
+    super(props);
+    assignHandlers(this, handlers);
+    this.state = {
+      hovered: false,
+      focused: false,
+      dirtyDescription: null,
+    };
+  }
+
+  //  Rendering.
+  render () {
+    const {
+      handleBlur,
+      handleChange,
+      handleFocus,
+      handleMouseEnter,
+      handleMouseLeave,
+      handleRemove,
+      handleFocalPointClick,
+    } = this.handlers;
+    const {
+      intl,
+      preview,
+      focusX,
+      focusY,
+      mediaType,
+    } = this.props;
+    const {
+      focused,
+      hovered,
+      dirtyDescription,
+    } = this.state;
+    const active = hovered || focused;
+    const computedClass = classNames('composer--upload_form--item', { active });
+    const x = ((focusX /  2) + .5) * 100;
+    const y = ((focusY / -2) + .5) * 100;
+    const description = dirtyDescription || (dirtyDescription !== '' && this.props.description) || '';
+
+    //  The result.
+    return (
+      <div
+        className={computedClass}
+        onMouseEnter={handleMouseEnter}
+        onMouseLeave={handleMouseLeave}
+      >
+        <Motion
+          defaultStyle={{ scale: 0.8 }}
+          style={{
+            scale: spring(1, {
+              stiffness: 180,
+              damping: 12,
+            }),
+          }}
+        >
+          {({ scale }) => (
+            <div
+              style={{
+                transform: `scale(${scale})`,
+                backgroundImage: preview ? `url(${preview})` : null,
+                backgroundPosition: `${x}% ${y}%`
+              }}
+            >
+              <div className={classNames('composer--upload_form--actions', { active })}>
+                <button className='icon-button' onClick={handleRemove}>
+                  <i className='fa fa-times' /> <FormattedMessage {...messages.undo} />
+                </button>
+                {mediaType === 'image' && <button className='icon-button' onClick={handleFocalPointClick}><i className='fa fa-crosshairs' /> <FormattedMessage {...messages.crop} /></button>}
+              </div>
+              <label>
+                <span style={{ display: 'none' }}><FormattedMessage {...messages.description} /></span>
+                <input
+                  maxLength={420}
+                  onBlur={handleBlur}
+                  onChange={handleChange}
+                  onFocus={handleFocus}
+                  placeholder={intl.formatMessage(messages.description)}
+                  type='text'
+                  value={description}
+                />
+              </label>
+            </div>
+          )}
+        </Motion>
+      </div>
+    );
+  }
+
+}
+
+//  Props.
+ComposerUploadFormItem.propTypes = {
+  description: PropTypes.string,
+  id: PropTypes.string,
+  intl: PropTypes.object.isRequired,
+  onChangeDescription: PropTypes.func.isRequired,
+  onOpenFocalPointModal: PropTypes.func.isRequired,
+  onRemove: PropTypes.func.isRequired,
+  focusX: PropTypes.number,
+  focusY: PropTypes.number,
+  mediaType: PropTypes.string,
+  preview: PropTypes.string,
+};