我正在尝试直播,看看如何在我即将到来的项目中实现它。这个想法是简单的聊天(用户输入一个文本体,然后单击send,消息就会在聊天的底部)
到目前为止,一切都很好,直到我点击发送按钮。
这是我点击“发送”之前的图片

下面是我单击“发送”之后发生的情况

我觉得问题就在代码的这一部分,我把消息发送到活线刀片。
@foreach ($messages as $message)
@if($message->isYou())
<livewire:conversations.conversation-message-own :message="$message" :key="$message->id" />
@else
<livewire:conversations.conversation-message :message="$message" :key="$message->id" />
@endif
@endforeach这是组件
public $body= "";
public $conversation;
public function mount(Conversation $conversation)
{
$this->conversation = $conversation;
}
public function reply()
{
$this->validate([
'body' => 'required',
]);
$message = $this->conversation->messages()->create([
'user_id' => user()->id,
'body' => $this->body,
]);
$this->emit('message.created',$message->id);
$this->body = "";
}
public function render()
{
return view('livewire.conversations.conversation-reply');
}}
最后是侦听事件组件:
class ConversationMessages extends Component
{
public $messages;
public function mount(Collection $messages)
{
$this->messages = $messages;
}
public function render()
{
return view('livewire.conversations.conversation-messages');
}
protected function getListeners()
{
return [
'message.created' => 'prependMessage',
];
}
public function prependMessage($id)
{
$this->messages->prepend(Message::find($id));
}}检查日志中的问题是
Uncaught (承诺) TypeError:不能读取空的属性‘数据’,但我认为它与聊天数据无关!
提前感谢
发布于 2020-07-17 17:00:29
问题在于传递给会话消息组件的键。即使用ifs分隔,也会尝试呈现这些组件。您需要生成不同的键,比如字符串'message-own-' . $message->id和'message-'. $message->id。我用rand()数据测试了您的代码:
@foreach ($messages as $message)
@if($message->isOwn())
<livewire:conversations.conversation-message-own :message="$message" :key="rand() * $message->id" />
@else
<livewire:conversations.conversation-message :message="$message" :key="rand() * $message->id" />
@endif
@endforeachhttps://stackoverflow.com/questions/62937796
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