Add list of lists component to web UI (#5811)

* Add list of lists component to web UI

* Add list adding

* Add list removing

* List editor modal

* Add API account search limited by following=true relation

* Rework list editor modal

* Remove mandatory pagination of GET /api/v1/lists/:id/accounts

* Adjust search input placeholder

* Fix rspec (#5890)

* i18n: (zh-CN) Add missing translations for #5811 (#5891)

* i18n: (zh-CN) yarn manage:translations -- zh-CN

* i18n: (zh-CN) Add missing translations for #5811

* Fix some issues

- Display loading/missing state for list timelines
- Order lists alphabetically in overview
- Fix async list editor reset
- Redirect to /lists after deleting unpinned list
- Redirect to / after pinning a list

* Remove dead list columns when a list is deleted or fetch returns 404

app/javascript/mastodon/features/lists/components/new_list_form.js

@@ -0,0 +1,80 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import { changeListEditorTitle, submitListEditor } from '../../../actions/lists';
+import IconButton from '../../../components/icon_button';
+import { defineMessages, injectIntl } from 'react-intl';
+
+const messages = defineMessages({
+  label: { id: 'lists.new.title_placeholder', defaultMessage: 'New list title' },
+  title: { id: 'lists.new.create', defaultMessage: 'Add list' },
+});
+
+const mapStateToProps = state => ({
+  value: state.getIn(['listEditor', 'title']),
+  disabled: state.getIn(['listEditor', 'isSubmitting']),
+});
+
+const mapDispatchToProps = dispatch => ({
+  onChange: value => dispatch(changeListEditorTitle(value)),
+  onSubmit: () => dispatch(submitListEditor(true)),
+});
+
+@connect(mapStateToProps, mapDispatchToProps)
+@injectIntl
+export default class NewListForm extends React.PureComponent {
+
+  static propTypes = {
+    value: PropTypes.string.isRequired,
+    disabled: PropTypes.bool,
+    intl: PropTypes.object.isRequired,
+    onChange: PropTypes.func.isRequired,
+    onSubmit: PropTypes.func.isRequired,
+  };
+
+  handleChange = e => {
+    this.props.onChange(e.target.value);
+  }
+
+  handleKeyUp = e => {
+    if (e.keyCode === 13) {
+      this.props.onSubmit();
+    }
+  }
+
+  handleClick = () => {
+    this.props.onSubmit();
+  }
+
+  render () {
+    const { value, disabled, intl } = this.props;
+
+    const label = intl.formatMessage(messages.label);
+    const title = intl.formatMessage(messages.title);
+
+    return (
+      <div className='column-inline-form'>
+        <label>
+          <span style={{ display: 'none' }}>{label}</span>
+
+          <input
+            className='setting-text'
+            value={value}
+            disabled={disabled}
+            onChange={this.handleChange}
+            onKeyUp={this.handleKeyUp}
+            placeholder={label}
+          />
+        </label>
+
+        <IconButton
+          disabled={disabled}
+          icon='plus'
+          title={title}
+          onClick={this.handleClick}
+        />
+      </div>
+    );
+  }
+
+}