simple-picture-gallery/picture-gallery-client/src/ImageGallery/ImageGalleryMain.tsx

90 lines
2.5 KiB
TypeScript

import React, { useEffect, useState } from "react";
import Box from "@mui/material/Box";
import { useLocation, useNavigate } from "react-router-dom";
import Toolbar from "@mui/material/Toolbar";
import { Chip, Divider } from "@mui/material";
import { FolderPreview, ImageWithThumbnail } from "./models";
import { Spinner } from "./Spinner";
import { FolderGallery } from "./FolderGallery";
import { ImageGallery } from "./ImageGallery";
export const ImageGalleryMain = ({
setError,
}: {
setError: (_: boolean) => void;
}) => {
const [imagesLoaded, setImagesLoaded] = useState(false);
const [images, setImages] = useState<ImageWithThumbnail[]>([]);
const [foldersPreview, setFoldersPreview] = useState<
FolderPreview[] | undefined
>([]);
const location = useLocation();
const navigate = useNavigate();
useEffect(() => {
setFoldersPreview(undefined);
setImages([]);
setError(false);
setImagesLoaded(false);
fetch(`/folderspreview${location.pathname}`, {
headers: {
Accept: "application/json",
},
})
.then((res) => res.json())
.then((data) => {
setFoldersPreview(data);
});
fetch(`/images${location.pathname}`, {
headers: {
Accept: "application/json",
},
})
.then((res) => res.json())
.then((data) => {
if (data.images === undefined) {
if (location.pathname !== "/") {
navigate("/");
} else {
setError(true);
}
} else {
setImages(data.images);
setImagesLoaded(true);
}
});
}, [location.pathname]);
return (
<Box component="main" sx={{ flexGrow: 1, p: 3 }}>
<Toolbar />
{!imagesLoaded || !foldersPreview ? (
<Spinner />
) : (
<>
{foldersPreview.length > 0 && (
<>
<Divider style={{ marginBottom: "10px" }}>
<Chip label="Folders" size="small" />
</Divider>
<FolderGallery folders={foldersPreview} />
</>
)}
{images.length > 0 && foldersPreview.length > 0 && (
<Divider style={{ marginBottom: "10px" }}>
<Chip label="Images" size="small" />
</Divider>
)}
{images.length > 0 && <ImageGallery images={images} />}
{images.length == 0 && foldersPreview.length == 0 && (
<p>
No images available. You may want to add images to this directory.
</p>
)}
</>
)}
</Box>
);
};