2 files changed, 295 insertions, 0 deletions
diff --git a/app/javascript/flavours/glitch/features/filters/added_to_filter.jsx b/app/javascript/flavours/glitch/features/filters/added_to_filter.jsx
new file mode 100644
index 000000000..2f3f98c81
--- /dev/null
+++ b/app/javascript/flavours/glitch/features/filters/added_to_filter.jsx
@@ -0,0 +1,103 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { FormattedMessage } from 'react-intl';
+import { toServerSideType } from 'flavours/glitch/utils/filters';
+import Button from 'flavours/glitch/components/button';
+import { connect } from 'react-redux';
+
+const mapStateToProps = (state, { filterId }) => ({
+  filter: state.getIn(['filters', filterId]),
+});
+
+class AddedToFilter extends React.PureComponent {
+
+  static propTypes = {
+    onClose: PropTypes.func.isRequired,
+    contextType: PropTypes.string,
+    filter: ImmutablePropTypes.map.isRequired,
+    dispatch: PropTypes.func.isRequired,
+  };
+
+  handleCloseClick = () => {
+    const { onClose } = this.props;
+    onClose();
+  };
+
+  render () {
+    const { filter, contextType } = this.props;
+
+    let expiredMessage = null;
+    if (filter.get('expires_at') && filter.get('expires_at') < new Date()) {
+      expiredMessage = (
+        <React.Fragment>
+          <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='filter_modal.added.expired_title' defaultMessage='Expired filter!' /></h4>
+          <p className='report-dialog-modal__lead'>
+            <FormattedMessage
+              id='filter_modal.added.expired_explanation'
+              defaultMessage='This filter category has expired, you will need to change the expiration date for it to apply.'
+            />
+          </p>
+        </React.Fragment>
+      );
+    }
+
+    let contextMismatchMessage = null;
+    if (contextType && !filter.get('context').includes(toServerSideType(contextType))) {
+      contextMismatchMessage = (
+        <React.Fragment>
+          <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='filter_modal.added.context_mismatch_title' defaultMessage='Context mismatch!' /></h4>
+          <p className='report-dialog-modal__lead'>
+            <FormattedMessage
+              id='filter_modal.added.context_mismatch_explanation'
+              defaultMessage='This filter category does not apply to the context in which you have accessed this post. If you want the post to be filtered in this context too, you will have to edit the filter.'
+            />
+          </p>
+        </React.Fragment>
+      );
+    }
+
+    const settings_link = (
+      <a href={`/filters/${filter.get('id')}/edit`}>
+        <FormattedMessage
+          id='filter_modal.added.settings_link'
+          defaultMessage='settings page'
+        />
+      </a>
+    );
+
+    return (
+      <React.Fragment>
+        <h3 className='report-dialog-modal__title'><FormattedMessage id='filter_modal.added.title' defaultMessage='Filter added!' /></h3>
+        <p className='report-dialog-modal__lead'>
+          <FormattedMessage
+            id='filter_modal.added.short_explanation'
+            defaultMessage='This post has been added to the following filter category: {title}.'
+            values={{ title: filter.get('title') }}
+          />
+        </p>
+
+        {expiredMessage}
+        {contextMismatchMessage}
+
+        <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='filter_modal.added.review_and_configure_title' defaultMessage='Filter settings' /></h4>
+        <p className='report-dialog-modal__lead'>
+          <FormattedMessage
+            id='filter_modal.added.review_and_configure'
+            defaultMessage='To review and further configure this filter category, go to the {settings_link}.'
+            values={{ settings_link }}
+          />
+        </p>
+
+        <div className='flex-spacer' />
+
+        <div className='report-dialog-modal__actions'>
+          <Button onClick={this.handleCloseClick}><FormattedMessage id='report.close' defaultMessage='Done' /></Button>
+        </div>
+      </React.Fragment>
+    );
+  }
+
+}
+
+export default connect(mapStateToProps)(AddedToFilter);
diff --git a/app/javascript/flavours/glitch/features/filters/select_filter.jsx b/app/javascript/flavours/glitch/features/filters/select_filter.jsx
new file mode 100644
index 000000000..b3285bc91
--- /dev/null
+++ b/app/javascript/flavours/glitch/features/filters/select_filter.jsx
@@ -0,0 +1,192 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { connect } from 'react-redux';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import { toServerSideType } from 'flavours/glitch/utils/filters';
+import { loupeIcon, deleteIcon } from 'flavours/glitch/utils/icons';
+import Icon from 'flavours/glitch/components/icon';
+import fuzzysort from 'fuzzysort';
+
+const messages = defineMessages({
+  search: { id: 'filter_modal.select_filter.search', defaultMessage: 'Search or create' },
+  clear: { id: 'emoji_button.clear', defaultMessage: 'Clear' },
+});
+
+const mapStateToProps = (state, { contextType }) => ({
+  filters: Array.from(state.get('filters').values()).map((filter) => [
+    filter.get('id'),
+    filter.get('title'),
+    filter.get('keywords')?.map((keyword) => keyword.get('keyword')).join('\n'),
+    filter.get('expires_at') && filter.get('expires_at') < new Date(),
+    contextType && !filter.get('context').includes(toServerSideType(contextType)),
+  ]),
+});
+
+class SelectFilter extends React.PureComponent {
+
+  static propTypes = {
+    onSelectFilter: PropTypes.func.isRequired,
+    onNewFilter: PropTypes.func.isRequired,
+    filters: PropTypes.arrayOf(PropTypes.arrayOf(PropTypes.object)),
+    intl: PropTypes.object.isRequired,
+  };
+
+  state = {
+    searchValue: '',
+  };
+
+  search () {
+    const { filters } = this.props;
+    const { searchValue } = this.state;
+
+    if (searchValue === '') {
+      return filters;
+    }
+
+    return fuzzysort.go(searchValue, filters, {
+      keys: ['1', '2'],
+      limit: 5,
+      threshold: -10000,
+    }).map(result => result.obj);
+  }
+
+  renderItem = filter => {
+    let warning = null;
+    if (filter[3] || filter[4]) {
+      warning = (
+        <span className='language-dropdown__dropdown__results__item__common-name'>
+          (
+          {filter[3] && <FormattedMessage id='filter_modal.select_filter.expired' defaultMessage='expired' />}
+          {filter[3] && filter[4] && ', '}
+          {filter[4] && <FormattedMessage id='filter_modal.select_filter.context_mismatch' defaultMessage='does not apply to this context' />}
+          )
+        </span>
+      );
+    }
+
+    return (
+      <div key={filter[0]} role='button' tabIndex='0' data-index={filter[0]} className='language-dropdown__dropdown__results__item' onClick={this.handleItemClick} onKeyDown={this.handleKeyDown}>
+        <span className='language-dropdown__dropdown__results__item__native-name'>{filter[1]}</span> {warning}
+      </div>
+    );
+  };
+
+  renderCreateNew (name) {
+    return (
+      <div key='add-new-filter' role='button' tabIndex='0' className='language-dropdown__dropdown__results__item' onClick={this.handleNewFilterClick} onKeyDown={this.handleKeyDown}>
+        <Icon id='plus' fixedWidth /> <FormattedMessage id='filter_modal.select_filter.prompt_new' defaultMessage='New category: {name}' values={{ name }} />
+      </div>
+    );
+  }
+
+  handleSearchChange = ({ target }) => {
+    this.setState({ searchValue: target.value });
+  };
+
+  setListRef = c => {
+    this.listNode = c;
+  };
+
+  handleKeyDown = e => {
+    const index = Array.from(this.listNode.childNodes).findIndex(node => node === e.currentTarget);
+
+    let element = null;
+
+    switch(e.key) {
+    case ' ':
+    case 'Enter':
+      e.currentTarget.click();
+      break;
+    case 'ArrowDown':
+      element = this.listNode.childNodes[index + 1] || this.listNode.firstChild;
+      break;
+    case 'ArrowUp':
+      element = this.listNode.childNodes[index - 1] || this.listNode.lastChild;
+      break;
+    case 'Tab':
+      if (e.shiftKey) {
+        element = this.listNode.childNodes[index - 1] || this.listNode.lastChild;
+      } else {
+        element = this.listNode.childNodes[index + 1] || this.listNode.firstChild;
+      }
+      break;
+    case 'Home':
+      element = this.listNode.firstChild;
+      break;
+    case 'End':
+      element = this.listNode.lastChild;
+      break;
+    }
+
+    if (element) {
+      element.focus();
+      e.preventDefault();
+      e.stopPropagation();
+    }
+  };
+
+  handleSearchKeyDown = e => {
+    let element = null;
+
+    switch(e.key) {
+    case 'Tab':
+    case 'ArrowDown':
+      element = this.listNode.firstChild;
+
+      if (element) {
+        element.focus();
+        e.preventDefault();
+        e.stopPropagation();
+      }
+
+      break;
+    }
+  };
+
+  handleClear = () => {
+    this.setState({ searchValue: '' });
+  };
+
+  handleItemClick = e => {
+    const value = e.currentTarget.getAttribute('data-index');
+
+    e.preventDefault();
+
+    this.props.onSelectFilter(value);
+  };
+
+  handleNewFilterClick = e => {
+    e.preventDefault();
+
+    this.props.onNewFilter(this.state.searchValue);
+  };
+
+  render () {
+    const { intl } = this.props;
+
+    const { searchValue } = this.state;
+    const isSearching = searchValue !== '';
+    const results = this.search();
+
+    return (
+      <React.Fragment>
+        <h3 className='report-dialog-modal__title'><FormattedMessage id='filter_modal.select_filter.title' defaultMessage='Filter this post' /></h3>
+        <p className='report-dialog-modal__lead'><FormattedMessage id='filter_modal.select_filter.subtitle' defaultMessage='Use an existing category or create a new one' /></p>
+
+        <div className='emoji-mart-search'>
+          <input type='search' value={searchValue} onChange={this.handleSearchChange} onKeyDown={this.handleSearchKeyDown} placeholder={intl.formatMessage(messages.search)} autoFocus />
+          <button className='emoji-mart-search-icon' disabled={!isSearching} aria-label={intl.formatMessage(messages.clear)} onClick={this.handleClear}>{!isSearching ? loupeIcon : deleteIcon}</button>
+        </div>
+
+        <div className='language-dropdown__dropdown__results emoji-mart-scroll' role='listbox' ref={this.setListRef}>
+          {results.map(this.renderItem)}
+          {isSearching && this.renderCreateNew(searchValue) }
+        </div>
+
+      </React.Fragment>
+    );
+  }
+
+}
+
+export default connect(mapStateToProps)(injectIntl(SelectFilter));