This commit is contained in:
eson 2024-03-28 03:40:13 +08:00
parent 834119ca76
commit d1a9622d96
3 changed files with 2182 additions and 14273 deletions

16290
package-lock.json generated

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@ -21,8 +21,7 @@
"react-swipe-handler": "^1.1.2",
"react-swipeable": "^7.0.1",
"swipeable": "^1.0.5",
"web-vitals": "^2.1.4",
"yarn": "^1.22.19"
"web-vitals": "^2.1.4"
},
"scripts": {
"start": "react-scripts start",

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@ -1,4 +1,4 @@
import React, { useState, useEffect, useContext, useCallback, useReducer } from 'react';
import React, { useState, useEffect, useContext, useCallback } from 'react';
import axios from 'axios';
import Container from '@mui/material/Container';
import Grid from '@mui/material/Grid';
@ -10,7 +10,24 @@ import ConfigContext from './Config';
import MovieCard from './components/MovieCard';
import CategoryNav from './components/CategoryNav';
const initialState = {
const Main = () => {
const config = useContext(ConfigContext);
const [loading, setLoading] = useState(false);
const categories = [
{ label: '15min', idx: 0 },
{ label: '30min', idx: 1 },
{ label: '60min', idx: 2 },
{ label: '大于60min', idx: 3 },
];
const limit = 20;
const getInitialParams = () => {
const storedParams = localStorage.getItem('params');
if (storedParams) {
return JSON.parse(storedParams);
} else {
return {
lastCategory: 0,
history: {
0: { lastPage: 1, scrollPos: 0 },
@ -18,55 +35,24 @@ const initialState = {
2: { lastPage: 1, scrollPos: 0 },
3: { lastPage: 1, scrollPos: 0 },
},
pagination: {
};
}
};
const [params, setParams] = useState(getInitialParams());
const [pagination, setPagination] = useState({
movies: [],
page: 1,
page: params.history[params.lastCategory].lastPage,
total: 1,
length: 1,
},
loading: false,
};
function reducer(state, action) {
switch (action.type) {
case 'UPDATE_LAST_CATEGORY':
return { ...state, lastCategory: action.payload.lastCategory };
case 'UPDATE_HISTORY':
return {
...state,
history: {
...state.history,
[action.payload.category]: action.payload.newData,
},
};
case 'SET_PAGINATION':
return { ...state, pagination: action.payload.pagination };
case 'SET_LOADING':
return { ...state, loading: action.payload.loading };
default:
return state;
}
}
const Main = () => {
const config = useContext(ConfigContext);
const [state, dispatch] = useReducer(reducer, initialState);
const updateLastCategory = useCallback((newCategory) => {
dispatch({ type: 'UPDATE_LAST_CATEGORY', payload: { lastCategory: newCategory } });
}, []);
const updateHistory = useCallback((category, newData) => {
dispatch({ type: 'UPDATE_HISTORY', payload: { category, newData } });
}, []);
});
const fetchMovies = useCallback(async (category, page) => {
dispatch({ type: 'SET_LOADING', payload: { loading: true } });
setLoading(true);
try {
const response = await axios.get(
`${config.Host}/movie/?page=${page}&limit=${config.limit}&category=${category}` //
`${config.Host}/movie/?page=${page}&limit=${limit}&category=${category}`
);
if (response.status === 200) {
@ -75,85 +61,104 @@ const Main = () => {
if (data.items.length === 0 && page > 1) {
fetchMovies(category, page - 1);
} else {
dispatch({
type: 'SET_PAGINATION',
payload: {
pagination: {
setPagination({
movies: data.items,
page: page,
total: data.total,
length: Math.ceil(data.total / config.limit), //
},
},
length: Math.ceil(data.total / limit),
});
}
}
} catch (error) {
console.error('Error fetching movies:', error);
} finally {
dispatch({ type: 'SET_LOADING', payload: { loading: false } });
setLoading(false);
}
}, [config.Host, config.limit]); //
}, [config.Host, limit]);
useEffect(() => {
const currentCategory = state.lastCategory;
const currentPage = state.history[currentCategory].lastPage;
const currentCategory = params.lastCategory;
const currentPage = params.history[currentCategory].lastPage;
fetchMovies(currentCategory, currentPage);
}, [fetchMovies, state]);
}, [fetchMovies, params]);
const updateParams = useCallback((newParams) => {
setParams((prevParams) => {
const updatedParams = { ...prevParams, ...newParams };
localStorage.setItem('params', JSON.stringify(updatedParams));
return updatedParams;
});
}, []);
const handlePageChange = useCallback(
(event, page) => {
const currentCategory = state.lastCategory;
updateHistory(currentCategory, { ...state.history[currentCategory], lastPage: page });
const currentCategory = params.lastCategory;
updateParams({
history: {
...params.history,
[currentCategory]: { ...params.history[currentCategory], lastPage: page },
},
});
fetchMovies(currentCategory, page);
},
[fetchMovies, state, updateHistory]
[fetchMovies, params, updateParams]
);
//
const handleCategoryChange = useCallback(
(category) => {
const currentPage = state.history[category].lastPage;
const currentPage = params.history[category].lastPage;
fetchMovies(category, currentPage);
const currentCategory = state.lastCategory;
updateHistory(currentCategory, { ...state.history[currentCategory], scrollPos: window.scrollY });
updateLastCategory(category);
const currentCategory = params.lastCategory;
updateParams({
lastCategory: category,
history: {
...params.history,
[currentCategory]: { ...params.history[currentCategory], scrollPos: window.scrollY },
},
[fetchMovies, state, updateHistory, updateLastCategory]
});
},
[fetchMovies, params, updateParams]
);
const handleRenderComplete = useCallback(() => {
const { scrollPos } = state.history[state.lastCategory];
const { scrollPos } = params.history[params.lastCategory];
window.scrollTo(0, scrollPos);
}, [state]);
}, [params]);
const handleMovieCardClick = () => {
const currentCategory = state.lastCategory;
updateHistory(currentCategory, { ...state.history[currentCategory], scrollPos: window.scrollY });
const currentCategory = params.lastCategory;
updateParams({
history: {
...params.history,
[currentCategory]: { ...params.history[currentCategory], scrollPos: window.scrollY },
},
});
};
return (
<Container style={{ marginTop: 20 }}>
<CategoryNav
categories={config.categories} //
currentCategory={state.lastCategory} //
categories={categories}
currentCategory={params.lastCategory}
onCategoryChange={handleCategoryChange}
/>
<PaginationWrapper page={state.pagination.page} length={state.pagination.length} onPageChange={handlePageChange} />
<PaginationWrapper page={pagination.page} length={pagination.length} onPageChange={handlePageChange} />
{state.loading ? (
{loading ? (
<Loading />
) : (
<MoviesGrid
movies={state.pagination.movies}
movies={pagination.movies}
config={config}
onRenderComplete={handleRenderComplete}
onMovieCardClick={handleMovieCardClick}
/>
)}
<PaginationWrapper page={state.pagination.page} length={state.pagination.length} onPageChange={handlePageChange} />
<PaginationWrapper page={pagination.page} length={pagination.length} onPageChange={handlePageChange} />
</Container>
);
};
@ -164,6 +169,7 @@ const PaginationWrapper = ({ page, length, onPageChange }) => (
</Grid>
);
const MoviesGrid = ({ movies, config, onRenderComplete, onMovieCardClick }) => {
useEffect(() => {
onRenderComplete();
@ -179,7 +185,7 @@ const MoviesGrid = ({ movies, config, onRenderComplete, onMovieCardClick }) => {
<Link
to={`/res/${item.filename}`}
style={{ textDecoration: 'none', paddingBottom: 10 }}
onClick={onMovieCardClick}
onClick={onMovieCardClick} //
>
<MovieCard movie={item} config={config} />
</Link>