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-rw-r--r--app/javascript/mastodon/actions/compose.js3
-rw-r--r--app/javascript/mastodon/components/autosuggest_input.js229
-rw-r--r--app/javascript/mastodon/components/autosuggest_textarea.js12
-rw-r--r--app/javascript/mastodon/features/compose/components/compose_form.js28
-rw-r--r--app/javascript/mastodon/features/compose/components/poll_form.js34
-rw-r--r--app/javascript/mastodon/features/compose/containers/compose_form_container.js4
-rw-r--r--app/javascript/mastodon/features/compose/containers/poll_form_container.js19
-rw-r--r--app/javascript/mastodon/reducers/compose.js14
-rw-r--r--app/javascript/styles/mastodon/components.scss1
-rw-r--r--app/javascript/styles/mastodon/polls.scss8
10 files changed, 328 insertions, 24 deletions
diff --git a/app/javascript/mastodon/actions/compose.js b/app/javascript/mastodon/actions/compose.js
index 0ee663766..94062f2be 100644
--- a/app/javascript/mastodon/actions/compose.js
+++ b/app/javascript/mastodon/actions/compose.js
@@ -383,7 +383,7 @@ export function readyComposeSuggestionsAccounts(token, accounts) {
   };
 };
 
-export function selectComposeSuggestion(position, token, suggestion) {
+export function selectComposeSuggestion(position, token, suggestion, path) {
   return (dispatch, getState) => {
     let completion, startPosition;
 
@@ -405,6 +405,7 @@ export function selectComposeSuggestion(position, token, suggestion) {
       position: startPosition,
       token,
       completion,
+      path,
     });
   };
 };
diff --git a/app/javascript/mastodon/components/autosuggest_input.js b/app/javascript/mastodon/components/autosuggest_input.js
new file mode 100644
index 000000000..bb8ab60db
--- /dev/null
+++ b/app/javascript/mastodon/components/autosuggest_input.js
@@ -0,0 +1,229 @@
+import React from 'react';
+import AutosuggestAccountContainer from '../features/compose/containers/autosuggest_account_container';
+import AutosuggestEmoji from './autosuggest_emoji';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { isRtl } from '../rtl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import classNames from 'classnames';
+import { List as ImmutableList } from 'immutable';
+
+const textAtCursorMatchesToken = (str, caretPosition, searchTokens) => {
+  let word;
+
+  let left  = str.slice(0, caretPosition).search(/\S+$/);
+  let right = str.slice(caretPosition).search(/\s/);
+
+  if (right < 0) {
+    word = str.slice(left);
+  } else {
+    word = str.slice(left, right + caretPosition);
+  }
+
+  if (!word || word.trim().length < 3 || searchTokens.indexOf(word[0]) === -1) {
+    return [null, null];
+  }
+
+  word = word.trim().toLowerCase();
+
+  if (word.length > 0) {
+    return [left + 1, word];
+  } else {
+    return [null, null];
+  }
+};
+
+export default class AutosuggestInput extends ImmutablePureComponent {
+
+  static propTypes = {
+    value: PropTypes.string,
+    suggestions: ImmutablePropTypes.list,
+    disabled: PropTypes.bool,
+    placeholder: PropTypes.string,
+    onSuggestionSelected: PropTypes.func.isRequired,
+    onSuggestionsClearRequested: PropTypes.func.isRequired,
+    onSuggestionsFetchRequested: PropTypes.func.isRequired,
+    onChange: PropTypes.func.isRequired,
+    onKeyUp: PropTypes.func,
+    onKeyDown: PropTypes.func,
+    autoFocus: PropTypes.bool,
+    className: PropTypes.string,
+    id: PropTypes.string,
+    searchTokens: PropTypes.list,
+    maxLength: PropTypes.number,
+  };
+
+  static defaultProps = {
+    autoFocus: true,
+    searchTokens: ImmutableList(['@', ':', '#']),
+  };
+
+  state = {
+    suggestionsHidden: true,
+    focused: false,
+    selectedSuggestion: 0,
+    lastToken: null,
+    tokenStart: 0,
+  };
+
+  onChange = (e) => {
+    const [ tokenStart, token ] = textAtCursorMatchesToken(e.target.value, e.target.selectionStart, this.props.searchTokens);
+
+    if (token !== null && this.state.lastToken !== token) {
+      this.setState({ lastToken: token, selectedSuggestion: 0, tokenStart });
+      this.props.onSuggestionsFetchRequested(token);
+    } else if (token === null) {
+      this.setState({ lastToken: null });
+      this.props.onSuggestionsClearRequested();
+    }
+
+    this.props.onChange(e);
+  }
+
+  onKeyDown = (e) => {
+    const { suggestions, disabled } = this.props;
+    const { selectedSuggestion, suggestionsHidden } = this.state;
+
+    if (disabled) {
+      e.preventDefault();
+      return;
+    }
+
+    if (e.which === 229 || e.isComposing) {
+      // Ignore key events during text composition
+      // e.key may be a name of the physical key even in this case (e.x. Safari / Chrome on Mac)
+      return;
+    }
+
+    switch(e.key) {
+    case 'Escape':
+      if (suggestions.size === 0 || suggestionsHidden) {
+        document.querySelector('.ui').parentElement.focus();
+      } else {
+        e.preventDefault();
+        this.setState({ suggestionsHidden: true });
+      }
+
+      break;
+    case 'ArrowDown':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.min(selectedSuggestion + 1, suggestions.size - 1) });
+      }
+
+      break;
+    case 'ArrowUp':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.max(selectedSuggestion - 1, 0) });
+      }
+
+      break;
+    case 'Enter':
+    case 'Tab':
+      // Select suggestion
+      if (this.state.lastToken !== null && suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        e.stopPropagation();
+        this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestions.get(selectedSuggestion));
+      }
+
+      break;
+    }
+
+    if (e.defaultPrevented || !this.props.onKeyDown) {
+      return;
+    }
+
+    this.props.onKeyDown(e);
+  }
+
+  onBlur = () => {
+    this.setState({ suggestionsHidden: true, focused: false });
+  }
+
+  onFocus = () => {
+    this.setState({ focused: true });
+  }
+
+  onSuggestionClick = (e) => {
+    const suggestion = this.props.suggestions.get(e.currentTarget.getAttribute('data-index'));
+    e.preventDefault();
+    this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestion);
+    this.input.focus();
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.suggestions !== this.props.suggestions && nextProps.suggestions.size > 0 && this.state.suggestionsHidden && this.state.focused) {
+      this.setState({ suggestionsHidden: false });
+    }
+  }
+
+  setInput = (c) => {
+    this.input = c;
+  }
+
+  renderSuggestion = (suggestion, i) => {
+    const { selectedSuggestion } = this.state;
+    let inner, key;
+
+    if (typeof suggestion === 'object') {
+      inner = <AutosuggestEmoji emoji={suggestion} />;
+      key   = suggestion.id;
+    } else if (suggestion[0] === '#') {
+      inner = suggestion;
+      key   = suggestion;
+    } else {
+      inner = <AutosuggestAccountContainer id={suggestion} />;
+      key   = suggestion;
+    }
+
+    return (
+      <div role='button' tabIndex='0' key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
+        {inner}
+      </div>
+    );
+  }
+
+  render () {
+    const { value, suggestions, disabled, placeholder, onKeyUp, autoFocus, className, id, maxLength } = this.props;
+    const { suggestionsHidden } = this.state;
+    const style = { direction: 'ltr' };
+
+    if (isRtl(value)) {
+      style.direction = 'rtl';
+    }
+
+    return (
+      <div className='autosuggest-input'>
+        <label>
+          <span style={{ display: 'none' }}>{placeholder}</span>
+
+          <input
+            type='text'
+            ref={this.setInput}
+            disabled={disabled}
+            placeholder={placeholder}
+            autoFocus={autoFocus}
+            value={value}
+            onChange={this.onChange}
+            onKeyDown={this.onKeyDown}
+            onKeyUp={onKeyUp}
+            onFocus={this.onFocus}
+            onBlur={this.onBlur}
+            style={style}
+            aria-autocomplete='list'
+            id={id}
+            className={className}
+            maxLength={maxLength}
+          />
+        </label>
+
+        <div className={`autosuggest-textarea__suggestions ${suggestionsHidden || suggestions.isEmpty() ? '' : 'autosuggest-textarea__suggestions--visible'}`}>
+          {suggestions.map(this.renderSuggestion)}
+        </div>
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/components/autosuggest_textarea.js b/app/javascript/mastodon/components/autosuggest_textarea.js
index a4f5cf50c..f3fb7fa8b 100644
--- a/app/javascript/mastodon/components/autosuggest_textarea.js
+++ b/app/javascript/mastodon/components/autosuggest_textarea.js
@@ -55,7 +55,8 @@ export default class AutosuggestTextarea extends ImmutablePureComponent {
   };
 
   state = {
-    suggestionsHidden: false,
+    suggestionsHidden: true,
+    focused: false,
     selectedSuggestion: 0,
     lastToken: null,
     tokenStart: 0,
@@ -134,7 +135,11 @@ export default class AutosuggestTextarea extends ImmutablePureComponent {
   }
 
   onBlur = () => {
-    this.setState({ suggestionsHidden: true });
+    this.setState({ suggestionsHidden: true, focused: false });
+  }
+
+  onFocus = () => {
+    this.setState({ focused: true });
   }
 
   onSuggestionClick = (e) => {
@@ -145,7 +150,7 @@ export default class AutosuggestTextarea extends ImmutablePureComponent {
   }
 
   componentWillReceiveProps (nextProps) {
-    if (nextProps.suggestions !== this.props.suggestions && nextProps.suggestions.size > 0 && this.state.suggestionsHidden) {
+    if (nextProps.suggestions !== this.props.suggestions && nextProps.suggestions.size > 0 && this.state.suggestionsHidden && this.state.focused) {
       this.setState({ suggestionsHidden: false });
     }
   }
@@ -207,6 +212,7 @@ export default class AutosuggestTextarea extends ImmutablePureComponent {
             onChange={this.onChange}
             onKeyDown={this.onKeyDown}
             onKeyUp={onKeyUp}
+            onFocus={this.onFocus}
             onBlur={this.onBlur}
             onPaste={this.onPaste}
             style={style}
diff --git a/app/javascript/mastodon/features/compose/components/compose_form.js b/app/javascript/mastodon/features/compose/components/compose_form.js
index 2b9da20d7..cf82ef5a8 100644
--- a/app/javascript/mastodon/features/compose/components/compose_form.js
+++ b/app/javascript/mastodon/features/compose/components/compose_form.js
@@ -5,6 +5,7 @@ import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import ReplyIndicatorContainer from '../containers/reply_indicator_container';
 import AutosuggestTextarea from '../../../components/autosuggest_textarea';
+import AutosuggestInput from '../../../components/autosuggest_input';
 import PollButtonContainer from '../containers/poll_button_container';
 import UploadButtonContainer from '../containers/upload_button_container';
 import { defineMessages, injectIntl } from 'react-intl';
@@ -102,7 +103,11 @@ class ComposeForm extends ImmutablePureComponent {
   }
 
   onSuggestionSelected = (tokenStart, token, value) => {
-    this.props.onSuggestionSelected(tokenStart, token, value);
+    this.props.onSuggestionSelected(tokenStart, token, value, ['text']);
+  }
+
+  onSpoilerSuggestionSelected = (tokenStart, token, value) => {
+    this.props.onSuggestionSelected(tokenStart, token, value, ['spoiler_text']);
   }
 
   handleChangeSpoilerText = (e) => {
@@ -135,7 +140,7 @@ class ComposeForm extends ImmutablePureComponent {
       this.autosuggestTextarea.textarea.focus();
     } else if (this.props.spoiler !== prevProps.spoiler) {
       if (this.props.spoiler) {
-        this.spoilerText.focus();
+        this.spoilerText.input.focus();
       } else {
         this.autosuggestTextarea.textarea.focus();
       }
@@ -178,10 +183,21 @@ class ComposeForm extends ImmutablePureComponent {
         <ReplyIndicatorContainer />
 
         <div className={`spoiler-input ${this.props.spoiler ? 'spoiler-input--visible' : ''}`}>
-          <label>
-            <span style={{ display: 'none' }}>{intl.formatMessage(messages.spoiler_placeholder)}</span>
-            <input placeholder={intl.formatMessage(messages.spoiler_placeholder)} value={this.props.spoilerText} onChange={this.handleChangeSpoilerText} onKeyDown={this.handleKeyDown} tabIndex={this.props.spoiler ? 0 : -1} type='text' className='spoiler-input__input'  id='cw-spoiler-input' ref={this.setSpoilerText} />
-          </label>
+          <AutosuggestInput
+            placeholder={intl.formatMessage(messages.spoiler_placeholder)}
+            value={this.props.spoilerText}
+            onChange={this.handleChangeSpoilerText}
+            onKeyDown={this.handleKeyDown}
+            disabled={!this.props.spoiler}
+            ref={this.setSpoilerText}
+            suggestions={this.props.suggestions}
+            onSuggestionsFetchRequested={this.onSuggestionsFetchRequested}
+            onSuggestionsClearRequested={this.onSuggestionsClearRequested}
+            onSuggestionSelected={this.onSpoilerSuggestionSelected}
+            searchTokens={[':']}
+            id='cw-spoiler-input'
+            className='spoiler-input__input'
+          />
         </div>
 
         <div className='compose-form__autosuggest-wrapper'>
diff --git a/app/javascript/mastodon/features/compose/components/poll_form.js b/app/javascript/mastodon/features/compose/components/poll_form.js
index 383e37eb6..211601d52 100644
--- a/app/javascript/mastodon/features/compose/components/poll_form.js
+++ b/app/javascript/mastodon/features/compose/components/poll_form.js
@@ -5,6 +5,7 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
 import IconButton from 'mastodon/components/icon_button';
 import Icon from 'mastodon/components/icon';
+import AutosuggestInput from 'mastodon/components/autosuggest_input';
 import classNames from 'classnames';
 
 const messages = defineMessages({
@@ -27,6 +28,10 @@ class Option extends React.PureComponent {
     onChange: PropTypes.func.isRequired,
     onRemove: PropTypes.func.isRequired,
     onToggleMultiple: PropTypes.func.isRequired,
+    suggestions: ImmutablePropTypes.list,
+    onClearSuggestions: PropTypes.func.isRequired,
+    onFetchSuggestions: PropTypes.func.isRequired,
+    onSuggestionSelected: PropTypes.func.isRequired,
     intl: PropTypes.object.isRequired,
   };
 
@@ -38,12 +43,25 @@ class Option extends React.PureComponent {
     this.props.onRemove(this.props.index);
   };
 
+
   handleToggleMultiple = e => {
     this.props.onToggleMultiple();
     e.preventDefault();
     e.stopPropagation();
   };
 
+  onSuggestionsClearRequested = () => {
+    this.props.onClearSuggestions();
+  }
+
+  onSuggestionsFetchRequested = (token) => {
+    this.props.onFetchSuggestions(token);
+  }
+
+  onSuggestionSelected = (tokenStart, token, value) => {
+    this.props.onSuggestionSelected(tokenStart, token, value, ['poll', 'options', this.props.index]);
+  }
+
   render () {
     const { isPollMultiple, title, index, intl } = this.props;
 
@@ -57,12 +75,16 @@ class Option extends React.PureComponent {
             tabIndex='0'
           />
 
-          <input
-            type='text'
+          <AutosuggestInput
             placeholder={intl.formatMessage(messages.option_placeholder, { number: index + 1 })}
             maxLength={25}
             value={title}
             onChange={this.handleOptionTitleChange}
+            suggestions={this.props.suggestions}
+            onSuggestionsFetchRequested={this.onSuggestionsFetchRequested}
+            onSuggestionsClearRequested={this.onSuggestionsClearRequested}
+            onSuggestionSelected={this.onSuggestionSelected}
+            searchTokens={[':']}
           />
         </label>
 
@@ -87,6 +109,10 @@ class PollForm extends ImmutablePureComponent {
     onAddOption: PropTypes.func.isRequired,
     onRemoveOption: PropTypes.func.isRequired,
     onChangeSettings: PropTypes.func.isRequired,
+    suggestions: ImmutablePropTypes.list,
+    onClearSuggestions: PropTypes.func.isRequired,
+    onFetchSuggestions: PropTypes.func.isRequired,
+    onSuggestionSelected: PropTypes.func.isRequired,
     intl: PropTypes.object.isRequired,
   };
 
@@ -103,7 +129,7 @@ class PollForm extends ImmutablePureComponent {
   };
 
   render () {
-    const { options, expiresIn, isMultiple, onChangeOption, onRemoveOption, intl } = this.props;
+    const { options, expiresIn, isMultiple, onChangeOption, onRemoveOption, intl, ...other } = this.props;
 
     if (!options) {
       return null;
@@ -112,7 +138,7 @@ class PollForm extends ImmutablePureComponent {
     return (
       <div className='compose-form__poll-wrapper'>
         <ul>
-          {options.map((title, i) => <Option title={title} key={i} index={i} onChange={onChangeOption} onRemove={onRemoveOption} isPollMultiple={isMultiple} onToggleMultiple={this.handleToggleMultiple} />)}
+          {options.map((title, i) => <Option title={title} key={i} index={i} onChange={onChangeOption} onRemove={onRemoveOption} isPollMultiple={isMultiple} onToggleMultiple={this.handleToggleMultiple} {...other} />)}
         </ul>
 
         <div className='poll__footer'>
diff --git a/app/javascript/mastodon/features/compose/containers/compose_form_container.js b/app/javascript/mastodon/features/compose/containers/compose_form_container.js
index f9f1fba36..93a468388 100644
--- a/app/javascript/mastodon/features/compose/containers/compose_form_container.js
+++ b/app/javascript/mastodon/features/compose/containers/compose_form_container.js
@@ -45,8 +45,8 @@ const mapDispatchToProps = (dispatch) => ({
     dispatch(fetchComposeSuggestions(token));
   },
 
-  onSuggestionSelected (position, token, suggestion) {
-    dispatch(selectComposeSuggestion(position, token, suggestion));
+  onSuggestionSelected (position, token, suggestion, path) {
+    dispatch(selectComposeSuggestion(position, token, suggestion, path));
   },
 
   onChangeSpoilerText (checked) {
diff --git a/app/javascript/mastodon/features/compose/containers/poll_form_container.js b/app/javascript/mastodon/features/compose/containers/poll_form_container.js
index da795a291..1401371d0 100644
--- a/app/javascript/mastodon/features/compose/containers/poll_form_container.js
+++ b/app/javascript/mastodon/features/compose/containers/poll_form_container.js
@@ -1,8 +1,14 @@
 import { connect } from 'react-redux';
 import PollForm from '../components/poll_form';
 import { addPollOption, removePollOption, changePollOption, changePollSettings } from '../../../actions/compose';
+import {
+  clearComposeSuggestions,
+  fetchComposeSuggestions,
+  selectComposeSuggestion,
+} from '../../../actions/compose';
 
 const mapStateToProps = state => ({
+  suggestions: state.getIn(['compose', 'suggestions']),
   options: state.getIn(['compose', 'poll', 'options']),
   expiresIn: state.getIn(['compose', 'poll', 'expires_in']),
   isMultiple: state.getIn(['compose', 'poll', 'multiple']),
@@ -24,6 +30,19 @@ const mapDispatchToProps = dispatch => ({
   onChangeSettings(expiresIn, isMultiple) {
     dispatch(changePollSettings(expiresIn, isMultiple));
   },
+
+  onClearSuggestions () {
+    dispatch(clearComposeSuggestions());
+  },
+
+  onFetchSuggestions (token) {
+    dispatch(fetchComposeSuggestions(token));
+  },
+
+  onSuggestionSelected (position, token, accountId, path) {
+    dispatch(selectComposeSuggestion(position, token, accountId, path));
+  },
+
 });
 
 export default connect(mapStateToProps, mapDispatchToProps)(PollForm);
diff --git a/app/javascript/mastodon/reducers/compose.js b/app/javascript/mastodon/reducers/compose.js
index b45def281..39cc5bd81 100644
--- a/app/javascript/mastodon/reducers/compose.js
+++ b/app/javascript/mastodon/reducers/compose.js
@@ -131,13 +131,15 @@ function removeMedia(state, mediaId) {
   });
 };
 
-const insertSuggestion = (state, position, token, completion) => {
+const insertSuggestion = (state, position, token, completion, path) => {
   return state.withMutations(map => {
-    map.update('text', oldText => `${oldText.slice(0, position)}${completion} ${oldText.slice(position + token.length)}`);
+    map.updateIn(path, oldText => `${oldText.slice(0, position)}${completion} ${oldText.slice(position + token.length)}`);
     map.set('suggestion_token', null);
-    map.update('suggestions', ImmutableList(), list => list.clear());
-    map.set('focusDate', new Date());
-    map.set('caretPosition', position + completion.length + 1);
+    map.set('suggestions', ImmutableList());
+    if (path.length === 1 && path[0] === 'text') {
+      map.set('focusDate', new Date());
+      map.set('caretPosition', position + completion.length + 1);
+    }
     map.set('idempotencyKey', uuid());
   });
 };
@@ -304,7 +306,7 @@ export default function compose(state = initialState, action) {
   case COMPOSE_SUGGESTIONS_READY:
     return state.set('suggestions', ImmutableList(action.accounts ? action.accounts.map(item => item.id) : action.emojis)).set('suggestion_token', action.token);
   case COMPOSE_SUGGESTION_SELECT:
-    return insertSuggestion(state, action.position, action.token, action.completion);
+    return insertSuggestion(state, action.position, action.token, action.completion, action.path);
   case COMPOSE_SUGGESTION_TAGS_UPDATE:
     return updateSuggestionTags(state, action.token);
   case COMPOSE_TAG_HISTORY_UPDATE:
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 0da3ed909..e8c5f70f5 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -319,6 +319,7 @@
   }
 
   .autosuggest-textarea,
+  .autosuggest-input,
   .spoiler-input {
     position: relative;
   }
diff --git a/app/javascript/styles/mastodon/polls.scss b/app/javascript/styles/mastodon/polls.scss
index 37c454a78..0d55afda4 100644
--- a/app/javascript/styles/mastodon/polls.scss
+++ b/app/javascript/styles/mastodon/polls.scss
@@ -37,11 +37,14 @@
       display: none;
     }
 
+    .autossugest-input {
+      flex: 1 1 auto;
+    }
+
     input[type=text] {
       display: block;
       box-sizing: border-box;
-      flex: 1 1 auto;
-      width: 20px;
+      width: 100%;
       font-size: 14px;
       color: $inverted-text-color;
       display: block;
@@ -64,6 +67,7 @@
     &.editable {
       display: flex;
       align-items: center;
+      overflow: visible;
     }
   }