86 lines
2.8 KiB
Dart
86 lines
2.8 KiB
Dart
import 'package:flutter/material.dart';
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import '../stream_chat_flutter.dart';
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/// 
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/// 
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///
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/// It shows a reaction picker
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///
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/// Usually you don't use this widget as it's one of the default widgets used by [MessageWidget.onMessageActions].
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class ReactionPicker extends StatelessWidget {
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const ReactionPicker({
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Key key,
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@required this.reactionToEmoji,
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@required this.message,
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@required this.channel,
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this.size = 30,
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}) : super(key: key);
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final Map<String, String> reactionToEmoji;
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final Message message;
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final double size;
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final Channel channel;
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@override
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Widget build(BuildContext context) {
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return Container(
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color: Colors.black87,
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.min,
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children: reactionToEmoji.keys.map((reactionType) {
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final ownReactionIndex = message.ownReactions
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?.indexWhere((reaction) => reaction.type == reactionType) ??
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-1;
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return Column(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.start,
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children: <Widget>[
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IconButton(
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iconSize: size,
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icon: Text(
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reactionToEmoji[reactionType],
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style: TextStyle(
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fontSize: size - 10,
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),
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),
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onPressed: () {
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if (ownReactionIndex != -1) {
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removeReaction(
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context, message.ownReactions[ownReactionIndex]);
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} else {
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sendReaction(context, reactionType);
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}
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},
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),
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ownReactionIndex != -1
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? Padding(
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padding: const EdgeInsets.only(bottom: 4.0),
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child: Text(
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message.ownReactions[ownReactionIndex].score.toString(),
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style: TextStyle(color: Colors.white),
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),
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)
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: SizedBox(),
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],
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);
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}).toList(),
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),
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);
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}
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/// Add a reaction to the message
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void sendReaction(BuildContext context, String reactionType) {
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channel.sendReaction(message, reactionType);
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Navigator.of(context).pop();
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}
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/// Remove a reaction from the message
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void removeReaction(BuildContext context, Reaction reaction) {
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channel.deleteReaction(message, reaction);
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Navigator.of(context).pop();
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}
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}
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