refactor: context type file and basic reducer funtion setup

Relates enBloc-org#236

context/contextTypes.ts

@@ -0,0 +1,12 @@
+export interface IConversationState {
+  allConversations: AllConversationsType;
+  currentConversation: ConversationCardType | undefined;
+  showConversationsList: boolean;
+  currentUserId: string;
+}
+
+export type ConversationActionType =
+  | { type: 'SET_ALL_CONVERSATIONS'; payload: AllConversationsType }
+  | { type: 'SET_CURRENT_CONVERSATION'; payload: ConversationCardType }
+  | { type: 'SET_SHOW_CONVERSATIONS_LIST'; payload: boolean }
+  | { type: 'SET_CURRENT_USER_ID'; payload: string };

context/conversationContext.tsx

@@ -1,32 +1,17 @@
 'use client';
 import { Dispatch, createContext, useContext, useReducer } from 'react';
-import {
-  AllConversationsType,
-  ConversationCardType,
-} from '@/types/messagingTypes';
+import { ConversationActionType, IConversationState } from './contextTypes';
+import conversationReducer from './conversationStore';
 
 type ConversationContextProviderProps = {
   children: React.ReactNode;
 };
 
-interface IConversationState {
-  allConversations: AllConversationsType;
-  currentConversation: ConversationCardType | undefined;
-  showConversationsList: boolean;
-  currentUserId: string;
-}
-
 type ConversationContextType = {
   conversationState: IConversationState;
   dispatch: Dispatch<ConversationActionType>;
 };
 
-type ConversationActionType =
-  | { type: 'SET_ALL_CONVERSATIONS'; payload: AllConversationsType }
-  | { type: 'SET_CURRENT_CONVERSATION'; payload: ConversationCardType }
-  | { type: 'SET_SHOW_CONVERSATIONS_LIST'; payload: boolean }
-  | { type: 'SET_CURRENT_USER_ID'; payload: string };
-
 export const ConversationContext =
   createContext<ConversationContextType | null>(null);
 

context/conversationStore.ts

@@ -0,0 +1,19 @@
+import { ConversationActionType, IConversationState } from './contextTypes';
+
+export default function conversationReducer(
+  state: IConversationState,
+  action: ConversationActionType
+): IConversationState {
+  switch (action.type) {
+    case 'SET_ALL_CONVERSATIONS':
+      return { ...state, allConversations: action.payload };
+    case 'SET_CURRENT_CONVERSATION':
+      return { ...state, currentConversation: action.payload };
+    case 'SET_SHOW_CONVERSATIONS_LIST':
+      return { ...state, showConversationsList: action.payload };
+    case 'SET_CURRENT_USER_ID':
+      return { ...state, currentUserId: action.payload };
+    default:
+      return state;
+  }
+}