articles view
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Виталий Лавшонок
298
src/redux/slices/articles.ts
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298
src/redux/slices/articles.ts
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import { createSlice, createAsyncThunk, PayloadAction } from '@reduxjs/toolkit';
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import axios from '../../axios';
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// ─── Типы ────────────────────────────────────────────
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type Status = 'idle' | 'loading' | 'successful' | 'failed';
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export interface Article {
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id: number;
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authorId: number;
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name: string;
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content: string;
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tags: string[];
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createdAt: string;
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updatedAt: string;
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}
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interface ArticlesState {
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articles: Article[];
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currentArticle?: Article;
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hasNextPage: boolean;
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statuses: {
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create: Status;
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update: Status;
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delete: Status;
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fetchAll: Status;
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fetchById: Status;
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};
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error: string | null;
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}
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const initialState: ArticlesState = {
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articles: [],
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currentArticle: undefined,
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hasNextPage: false,
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statuses: {
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create: 'idle',
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update: 'idle',
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delete: 'idle',
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fetchAll: 'idle',
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fetchById: 'idle',
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},
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error: null,
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};
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// ─── Async Thunks ─────────────────────────────────────
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// POST /articles
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export const createArticle = createAsyncThunk(
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'articles/createArticle',
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async (
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{
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name,
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content,
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tags,
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}: { name: string; content: string; tags: string[] },
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{ rejectWithValue },
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) => {
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try {
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const response = await axios.post('/articles', {
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name,
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content,
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tags,
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});
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return response.data as Article;
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} catch (err: any) {
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return rejectWithValue(
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err.response?.data?.message || 'Ошибка при создании статьи',
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);
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}
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},
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);
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// PUT /articles/{articleId}
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export const updateArticle = createAsyncThunk(
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'articles/updateArticle',
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async (
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{
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articleId,
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name,
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content,
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tags,
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}: { articleId: number; name: string; content: string; tags: string[] },
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{ rejectWithValue },
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) => {
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try {
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const response = await axios.put(`/articles/${articleId}`, {
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name,
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content,
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tags,
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});
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return response.data as Article;
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} catch (err: any) {
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return rejectWithValue(
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err.response?.data?.message || 'Ошибка при обновлении статьи',
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);
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}
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},
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);
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// DELETE /articles/{articleId}
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export const deleteArticle = createAsyncThunk(
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'articles/deleteArticle',
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async (articleId: number, { rejectWithValue }) => {
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try {
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await axios.delete(`/articles/${articleId}`);
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return articleId;
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} catch (err: any) {
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return rejectWithValue(
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err.response?.data?.message || 'Ошибка при удалении статьи',
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);
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}
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},
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);
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// GET /articles
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export const fetchArticles = createAsyncThunk(
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'articles/fetchArticles',
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async (
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{
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page = 0,
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pageSize = 10,
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tags,
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}: { page?: number; pageSize?: number; tags?: string[] },
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{ rejectWithValue },
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) => {
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try {
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const params: any = { page, pageSize };
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if (tags && tags.length > 0) params.tags = tags;
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const response = await axios.get('/articles', { params });
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return response.data as {
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hasNextPage: boolean;
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articles: Article[];
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};
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} catch (err: any) {
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return rejectWithValue(
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err.response?.data?.message || 'Ошибка при получении статей',
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);
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}
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},
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);
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// GET /articles/{articleId}
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export const fetchArticleById = createAsyncThunk(
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'articles/fetchArticleById',
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async (articleId: number, { rejectWithValue }) => {
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try {
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const response = await axios.get(`/articles/${articleId}`);
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return response.data as Article;
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} catch (err: any) {
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return rejectWithValue(
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err.response?.data?.message || 'Ошибка при получении статьи',
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);
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}
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},
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);
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// ─── Slice ────────────────────────────────────────────
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const articlesSlice = createSlice({
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name: 'articles',
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initialState,
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reducers: {
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clearCurrentArticle: (state) => {
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state.currentArticle = undefined;
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},
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setArticlesStatus: (
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state,
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action: PayloadAction<{
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key: keyof ArticlesState['statuses'];
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status: Status;
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}>,
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) => {
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const { key, status } = action.payload;
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state.statuses[key] = status;
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},
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},
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extraReducers: (builder) => {
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// ─── CREATE ARTICLE ───
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builder.addCase(createArticle.pending, (state) => {
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state.statuses.create = 'loading';
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state.error = null;
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});
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builder.addCase(
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createArticle.fulfilled,
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(state, action: PayloadAction<Article>) => {
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state.statuses.create = 'successful';
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state.articles.push(action.payload);
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},
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);
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builder.addCase(
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createArticle.rejected,
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(state, action: PayloadAction<any>) => {
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state.statuses.create = 'failed';
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state.error = action.payload;
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},
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);
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// ─── UPDATE ARTICLE ───
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builder.addCase(updateArticle.pending, (state) => {
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state.statuses.update = 'loading';
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state.error = null;
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});
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builder.addCase(
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updateArticle.fulfilled,
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(state, action: PayloadAction<Article>) => {
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state.statuses.update = 'successful';
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const index = state.articles.findIndex(
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(a) => a.id === action.payload.id,
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);
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if (index !== -1) state.articles[index] = action.payload;
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if (state.currentArticle?.id === action.payload.id)
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state.currentArticle = action.payload;
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},
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);
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builder.addCase(
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updateArticle.rejected,
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(state, action: PayloadAction<any>) => {
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state.statuses.update = 'failed';
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state.error = action.payload;
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},
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);
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// ─── DELETE ARTICLE ───
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builder.addCase(deleteArticle.pending, (state) => {
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state.statuses.delete = 'loading';
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state.error = null;
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});
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builder.addCase(
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deleteArticle.fulfilled,
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(state, action: PayloadAction<number>) => {
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state.statuses.delete = 'successful';
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state.articles = state.articles.filter(
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(a) => a.id !== action.payload,
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);
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if (state.currentArticle?.id === action.payload)
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state.currentArticle = undefined;
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},
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);
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builder.addCase(
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deleteArticle.rejected,
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(state, action: PayloadAction<any>) => {
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state.statuses.delete = 'failed';
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state.error = action.payload;
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},
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);
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// ─── FETCH ARTICLES ───
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builder.addCase(fetchArticles.pending, (state) => {
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state.statuses.fetchAll = 'loading';
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state.error = null;
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});
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builder.addCase(
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fetchArticles.fulfilled,
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(
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state,
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action: PayloadAction<{
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hasNextPage: boolean;
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articles: Article[];
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}>,
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) => {
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state.statuses.fetchAll = 'successful';
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state.articles = action.payload.articles;
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state.hasNextPage = action.payload.hasNextPage;
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},
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);
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builder.addCase(
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fetchArticles.rejected,
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(state, action: PayloadAction<any>) => {
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state.statuses.fetchAll = 'failed';
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state.error = action.payload;
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},
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);
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// ─── FETCH ARTICLE BY ID ───
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builder.addCase(fetchArticleById.pending, (state) => {
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state.statuses.fetchById = 'loading';
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state.error = null;
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});
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builder.addCase(
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fetchArticleById.fulfilled,
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(state, action: PayloadAction<Article>) => {
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state.statuses.fetchById = 'successful';
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state.currentArticle = action.payload;
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},
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);
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builder.addCase(
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fetchArticleById.rejected,
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(state, action: PayloadAction<any>) => {
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state.statuses.fetchById = 'failed';
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state.error = action.payload;
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},
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);
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},
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});
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export const { clearCurrentArticle, setArticlesStatus } = articlesSlice.actions;
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export const articlesReducer = articlesSlice.reducer;
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