Files
lume/packages/ark/src/components/column/provider.tsx
2024-01-25 09:49:04 +07:00

146 lines
3.2 KiB
TypeScript

import { useStorage } from "@lume/storage";
import { IColumn } from "@lume/types";
import { COL_TYPES } from "@lume/utils";
import {
type MutableRefObject,
type ReactNode,
createContext,
useCallback,
useContext,
useEffect,
useRef,
useState,
} from "react";
import { toast } from "sonner";
import { type VListHandle } from "virtua";
type ColumnContext = {
columns: IColumn[];
vlistRef: MutableRefObject<VListHandle>;
addColumn: (column: IColumn) => Promise<void>;
removeColumn: (id: number) => Promise<void>;
moveColumn: (id: number, position: "left" | "right") => void;
updateColumn: (id: number, title: string, content: string) => Promise<void>;
loadAllColumns: () => Promise<IColumn[]>;
};
const ColumnContext = createContext<ColumnContext>(null);
export function ColumnProvider({ children }: { children: ReactNode }) {
const storage = useStorage();
const vlistRef = useRef<VListHandle>(null);
const [columns, setColumns] = useState<IColumn[]>([
{
id: 9999,
title: "Newsfeed",
content: "",
kind: COL_TYPES.newsfeed,
},
{
id: 9998,
title: "For You",
content: "",
kind: COL_TYPES.foryou,
},
]);
const loadAllColumns = useCallback(async () => {
return await storage.getColumns();
}, []);
const addColumn = useCallback(async (column: IColumn) => {
const result = await storage.createColumn(
column.kind,
column.title,
column.content,
);
if (result) {
setColumns((prev) => [...prev, result]);
vlistRef?.current.scrollToIndex(columns.length);
}
}, []);
const removeColumn = useCallback(async (id: number) => {
if (id === 9998 || id === 9999) {
toast.info("You cannot remove default column");
return;
}
await storage.removeColumn(id);
setColumns((prev) => prev.filter((t) => t.id !== id));
}, []);
const updateColumn = useCallback(
async (id: number, title: string, content: string) => {
const res = await storage.updateColumn(id, title, content);
if (res) {
const newCols = columns.map((col) => {
if (col.id === id) {
return { ...col, title, content };
}
return col;
});
setColumns(newCols);
}
},
[columns],
);
const moveColumn = useCallback(
(id: number, position: "left" | "right") => {
const newCols = [...columns];
const col = newCols.find((el) => el.id === id);
const colIndex = newCols.findIndex((el) => el.id === id);
newCols.splice(colIndex, 1);
if (position === "left") newCols.splice(colIndex - 1, 0, col);
if (position === "right") newCols.splice(colIndex + 1, 0, col);
setColumns(newCols);
},
[columns],
);
useEffect(() => {
let isMounted = true;
loadAllColumns().then((data) => {
if (isMounted) setColumns((prev) => [...prev, ...data]);
});
return () => {
isMounted = false;
};
}, []);
return (
<ColumnContext.Provider
value={{
columns,
vlistRef,
addColumn,
removeColumn,
moveColumn,
updateColumn,
loadAllColumns,
}}
>
{children}
</ColumnContext.Provider>
);
}
export function useColumnContext() {
const context = useContext(ColumnContext);
if (!context) {
throw new Error(
"Please import Column Provider to use useColumnContext() hook",
);
}
return context;
}