react-native-wagmi-charts
Version:
A sweet candlestick chart for React Native
76 lines (73 loc) • 2.6 kB
JavaScript
import React, { createContext, useContext, useMemo } from 'react';
export const DefaultLineChartId = '__LineChartData';
const LineChartDataContext = /*#__PURE__*/ createContext({
[DefaultLineChartId]: [],
});
export function LineChartDataProvider({ children, data }) {
const contextValue = useMemo(() => {
if (Array.isArray(data)) {
return {
[DefaultLineChartId]: data,
};
}
return data;
}, [data]);
return /*#__PURE__*/ React.createElement(
LineChartDataContext.Provider,
{
value: contextValue,
},
children
);
}
const LineChartIdContext = /*#__PURE__*/ createContext(undefined);
export function LineChartIdProvider({ id, children }) {
return /*#__PURE__*/ React.createElement(
LineChartIdContext.Provider,
{
value: id,
},
children
);
}
export const useLineChartId = () => useContext(LineChartIdContext);
export function useLineChartData({ id }) {
const dataContext = useContext(LineChartDataContext);
validateLineChartId(dataContext, id);
const data = dataContext[id || DefaultLineChartId];
return useMemo(
() => ({
data,
}),
[data]
);
}
function validateLineChartId(dataContext, id) {
if (id != null && !dataContext[id]) {
const otherIds = Object.keys(dataContext).filter(
(otherId) => otherId !== DefaultLineChartId
);
const singular = otherIds.length <= 1;
const joinedIds = otherIds.join(', ');
const suggestion = otherIds.length
? `Did you mean to use ${
singular ? 'this ID' : 'one of these IDs'
}: ${joinedIds}`
: `You didn't pass any IDs to your <LineChart.Provider />'s data prop. Did you mean to pass an array instead?`;
console.warn(`[react-native-wagmi-charts] Invalid usage of "id" prop on LineChart. You passed id="${id}", but this ID does not exist in your <LineChart.Provider />'s "data" prop.
${suggestion}`);
} else if (id == null && !dataContext[DefaultLineChartId]) {
const otherIds = Object.keys(dataContext);
const singular = otherIds.length <= 1;
const joinedIds = otherIds.join(', ');
const suggestion = otherIds.length
? `Did you mean to use ${
singular ? 'this ID' : 'one of these IDs'
}: ${joinedIds}`
: `You didn't pass any IDs to your <LineChart.Provider />'s data prop. Did you mean to pass an array instead?`;
console.error(`[react-native-wagmi-charts] Missing data "id" prop on LineChart. You must pass an id prop to <LineChart /> when using a dictionary for your data.
${suggestion}
`);
}
}
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