Javascript 按键保存到redux存储,嵌套状态
聊天应用程序: 我想为每个会话id保存不同的ChatMessages数组 我想象过这个州会是这样的:Javascript 按键保存到redux存储,嵌套状态,javascript,react-native,redux,Javascript,React Native,Redux,聊天应用程序: 我想为每个会话id保存不同的ChatMessages数组 我想象过这个州会是这样的: state { messages: { isRequesting: false, messageByConversationId: { "23523534543": [messages], "64634523453": [messages], } } } 但我似乎无法保存嵌套状态,有可能吗 我的代码:(由于以下行而无法运行:chatMessage[con
state {
messages: {
isRequesting: false,
messageByConversationId: {
"23523534543": [messages],
"64634523453": [messages],
}
}
}
但我似乎无法保存嵌套状态,有可能吗
我的代码:(由于以下行而无法运行:chatMessage[conversationId]:payload.chatMessages)
export const loadchatmessage成功:Reducer=
(状态:ImmutableChatMessagesState,{payload}:AnyAction&{payload?:LoadChatMessagesAccessParams})=>
有效载荷?{…状态,请求:false,chatMessage[conversationId]:payload.chatMessages}
:国家;
我不确定我是否完全理解你的问题。但是,您可以执行以下操作将加载的消息添加到messageByConversationId
对象,同时保留其他加载的消息
注意。这假设您以某种方式获得了conversationId
作为变量。例如,您可以使其成为有效负载的一部分
export const loadChatMessagesSuccess: Reducer<ImmutableChatMessagesState> = (
state: ImmutableChatMessagesState,
{ payload }: AnyAction & { payload?: LoadChatMessagesSuccessParams }
) =>
payload
? {
...state,
requesting: false,
messageByConversationId: {
...state.messageByConversationId,
[payload.conversationId]: payload.chatMessages
}
}
: state;
export const loadchatmessage成功:Reducer=(
状态:ImmutableChatMessagesState,
{payload}:AnyAction&{payload?:LoadChatMessagesAccessParams}
) =>
有效载荷
? {
……国家,
请求:false,
messageByConversationId:{
…state.messageByConversationId,
[payload.conversationId]:payload.chatMessages
}
}
:国家;
问题不清楚:(@ShankarShastri)现在好点了吗?
export const loadChatMessagesSuccess: Reducer<ImmutableChatMessagesState> = (
state: ImmutableChatMessagesState,
{ payload }: AnyAction & { payload?: LoadChatMessagesSuccessParams }
) =>
payload
? {
...state,
requesting: false,
messageByConversationId: {
...state.messageByConversationId,
[payload.conversationId]: payload.chatMessages
}
}
: state;