react-use-query-params
Version:
Strongly typed, routing-library agnostic react hook to use and manipulate query params
156 lines • 21.6 kB
JavaScript
import { useCallback, useEffect, useMemo, useReducer, useRef } from 'react';
const listeners = new Set();
function runListeners() {
listeners.forEach((listener) => {
listener();
});
}
(function (history) {
function intercept(func) {
return function (...args) {
const returnedValue = func.apply(history, args);
runListeners();
return returnedValue;
};
}
history.pushState = intercept(history.pushState);
history.replaceState = intercept(history.replaceState);
// to handle browser's native backward and forward functionality
window.addEventListener('popstate', () => {
runListeners();
});
})(window.history);
export function applyQueryParams(target, queryParams, removeExtras = false) {
const params = target instanceof URL ? target.searchParams : target;
if (removeExtras) {
params.forEach((value, key) => {
if (!(key in queryParams)) {
params.delete(key);
}
});
}
for (const [key, values] of Object.entries(queryParams)) {
const usableValues = Array.isArray(values) ? values : [values];
params.delete(key);
for (const value of usableValues) {
params.append(key, value !== null && value !== void 0 ? value : '');
}
}
return target;
}
export function useQueryParams() {
const currentLocation = window.location.href;
const urlSearchParams = useMemo(() => {
return new URLSearchParams(window.location.search);
}, [currentLocation]);
const watching = useRef({});
const watchingLength = useRef(false);
const pauseWatch = useRef(false);
// stores both the key and the values as an array
// of the params that are being watched
const watch = useCallback((key) => {
if (key in watching.current ||
pauseWatch.current ||
watchingLength.current) {
return;
}
watching.current[key] = urlSearchParams.getAll(String(key));
}, [urlSearchParams, watching]);
const clearWatch = useCallback(() => {
watching.current = {};
watchingLength.current = false;
}, [watching]);
// React's officially recommended way of forcing a rerender
const [, increment] = useReducer((state) => {
return state + 1;
}, 0);
const rerender = useCallback(() => {
increment();
}, [increment]);
// Handles location changes via listener mechanism above.
const handle = useCallback(() => {
const currentParams = new URLSearchParams(window.location.search);
let shouldRerender = false;
let length = 0;
for (const [key, values] of Object.entries(watching.current)) {
const currentValues = currentParams.getAll(key);
if (currentValues.length !== (values === null || values === void 0 ? void 0 : values.length)) {
shouldRerender = true;
break;
}
// the first mismatched value means we need to rerender
for (let i = 0; i < currentValues.length; i++) {
if (currentValues[i] !== values[i]) {
shouldRerender = true;
break;
}
}
length += 1;
}
shouldRerender =
shouldRerender ||
(watchingLength.current !== false &&
watchingLength.current !== length);
if (shouldRerender) {
clearWatch();
rerender();
return;
}
}, [watching, clearWatch, rerender]);
useEffect(() => {
// listening on the global window object
// via interceptions and listeners.
listeners.add(handle);
return () => {
listeners.delete(handle);
};
}, [handle]);
const params = useMemo(() => {
return new Proxy({}, {
get(target, key) {
watch(key);
return urlSearchParams.getAll(key);
},
ownKeys(target) {
const keys = new Set();
urlSearchParams.forEach((value, key) => {
keys.add(key);
});
if (!pauseWatch.current) {
watchingLength.current = keys.size;
}
return [...keys];
},
getOwnPropertyDescriptor(target, prop) {
return { configurable: true, enumerable: true, writable: false };
},
has(target, key) {
watch(key);
return urlSearchParams.has(key);
},
});
}, [urlSearchParams]);
const setParams = useCallback((nextParams, replace = false) => {
try {
const nextURL = new URL(window.location.href);
pauseWatch.current = true;
const nextParamsObject = nextParams instanceof Function
? nextParams(params)
: nextParams;
pauseWatch.current = false;
applyQueryParams(nextURL, nextParamsObject, true);
if (replace) {
window.history.replaceState(null, '', nextURL);
}
else {
window.history.pushState(null, '', nextURL);
}
}
catch (error) {
console.error('Error while setting query params', error);
}
pauseWatch.current = false;
}, [params]);
return [params, setParams];
}
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{useCallback, useEffect, useMemo, useReducer, useRef} from 'react';\n\nconst listeners = new Set<() => void>();\n\nfunction runListeners() {\n    listeners.forEach((listener) => {\n        listener();\n    });\n}\n\n(function (history) {\n    function intercept(func: any) {\n        return function (...args: any[]) {\n            const returnedValue = func.apply(history, args);\n            runListeners();\n\n            return returnedValue;\n        };\n    }\n\n    history.pushState = intercept(history.pushState);\n    history.replaceState = intercept(history.replaceState);\n\n    // to handle browser's native backward and forward functionality\n    window.addEventListener('popstate', () => {\n        runListeners();\n    });\n})(window.history);\n\nexport type TDefaultParamsObject = Record<string, any>;\n\nexport type TAllParams<PARAMS extends TDefaultParamsObject> = {\n    [key in keyof PARAMS]: string[];\n};\n\nexport function applyQueryParams<PARAMS extends TDefaultParamsObject>(\n    target: URL | URLSearchParams,\n    queryParams: Partial<TAllParams<PARAMS>>,\n    removeExtras: boolean = false,\n) {\n    const params = target instanceof URL ? target.searchParams : target;\n\n    if (removeExtras) {\n        params.forEach((value, key) => {\n            if (!(key in queryParams)) {\n                params.delete(key);\n            }\n        });\n    }\n\n    for (const [key, values] of Object.entries(queryParams)) {\n        const usableValues = Array.isArray(values) ? values : [values];\n        params.delete(key);\n\n        for (const value of usableValues) {\n            params.append(key, value ?? '');\n        }\n    }\n\n    return target;\n}\n\nexport function useQueryParams<\n    PARAMS extends TDefaultParamsObject = TDefaultParamsObject,\n>() {\n    const currentLocation = window.location.href;\n\n    const urlSearchParams = useMemo(() => {\n        return new URLSearchParams(window.location.search);\n    }, [currentLocation]);\n\n    const watching = useRef<{\n        [key in keyof PARAMS]?: string[];\n    }>({});\n\n    const watchingLength = useRef<number | boolean>(false);\n    const pauseWatch = useRef<boolean>(false);\n\n    // stores both the key and the values as an array\n    // of the params that are being watched\n    const watch = useCallback(\n        (key: keyof PARAMS) => {\n            if (\n                key in watching.current ||\n                pauseWatch.current ||\n                watchingLength.current\n            ) {\n                return;\n            }\n\n            watching.current[key] = urlSearchParams.getAll(String(key));\n        },\n        [urlSearchParams, watching],\n    );\n\n    const clearWatch = useCallback(() => {\n        watching.current = {};\n        watchingLength.current = false;\n    }, [watching]);\n\n    // React's officially recommended way of forcing a rerender\n    const [, increment] = useReducer((state) => {\n        return state + 1;\n    }, 0);\n\n    const rerender = useCallback(() => {\n        increment();\n    }, [increment]);\n\n    // Handles location changes via listener mechanism above.\n    const handle = useCallback(() => {\n        const currentParams = new URLSearchParams(window.location.search);\n\n        let shouldRerender = false;\n        let length = 0;\n\n        for (const [key, values] of Object.entries(watching.current)) {\n            const currentValues = currentParams.getAll(key);\n\n            if (currentValues.length !== values?.length) {\n                shouldRerender = true;\n                break;\n            }\n\n            // the first mismatched value means we need to rerender\n            for (let i = 0; i < currentValues.length; i++) {\n                if (currentValues[i] !== values[i]) {\n                    shouldRerender = true;\n                    break;\n                }\n            }\n\n            length += 1;\n        }\n\n        shouldRerender =\n            shouldRerender ||\n            (watchingLength.current !== false &&\n                watchingLength.current !== length);\n\n        if (shouldRerender) {\n            clearWatch();\n            rerender();\n            return;\n        }\n    }, [watching, clearWatch, rerender]);\n\n    useEffect(() => {\n        // listening on the global window object\n        // via interceptions and listeners.\n        listeners.add(handle);\n\n        return () => {\n            listeners.delete(handle);\n        };\n    }, [handle]);\n\n    const params = useMemo(() => {\n        return new Proxy({} as TAllParams<PARAMS>, {\n            get(target, key: string): string[] {\n                watch(key);\n                return urlSearchParams.getAll(key);\n            },\n            ownKeys(target) {\n                const keys = new Set<string>();\n\n                urlSearchParams.forEach((value, key) => {\n                    keys.add(key);\n                });\n\n                if (!pauseWatch.current) {\n                    watchingLength.current = keys.size;\n                }\n\n                return [...keys];\n            },\n            getOwnPropertyDescriptor(target, prop) {\n                return {configurable: true, enumerable: true, writable: false};\n            },\n            has(target, key: string) {\n                watch(key);\n                return urlSearchParams.has(key);\n            },\n        });\n    }, [urlSearchParams]);\n\n    const setParams = useCallback(\n        (\n            nextParams:\n                | TAllParams<PARAMS>\n                | ((\n                      current: TAllParams<PARAMS>,\n                  ) => Partial<TAllParams<PARAMS>>),\n            replace: boolean = false,\n        ) => {\n            try {\n                const nextURL = new URL(window.location.href);\n\n                pauseWatch.current = true;\n\n                const nextParamsObject =\n                    nextParams instanceof Function\n                        ? nextParams(params)\n                        : nextParams;\n\n                pauseWatch.current = false;\n\n                applyQueryParams(nextURL, nextParamsObject, true);\n\n                if (replace) {\n                    window.history.replaceState(null, '', nextURL);\n                } else {\n                    window.history.pushState(null, '', nextURL);\n                }\n            } catch (error) {\n                console.error('Error while setting query params', error);\n            }\n\n            pauseWatch.current = false;\n        },\n        [params],\n    );\n\n    return [params, setParams] as const;\n}\n"]}