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react-rest-request/target/lazy_request_hook.js

101 lines
5.4 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.useLazyRequest = void 0;
const react_1 = require("react");
const tiny_invariant_1 = require("tiny-invariant");
const lodash_isequal_1 = require("lodash.isequal");
const client_hook_1 = require("./client_hook");
const endpoint_1 = require("./endpoint");
const reducer_1 = require("./reducer");
const request_context_1 = require("./request_context");
const misc_1 = require("./misc");
;
function useLazyRequest(endpoint, config) {
const [client] = client_hook_1.useClient();
const { defaultHeaders } = request_context_1.useRequestContext();
const [state, dispatch] = react_1.default.useReducer(reducer_1.requestReducer, reducer_1.INITIAL_REQUEST_STATE);
const [prevHandlerConfig, setPrevHandlerConfig] = react_1.default.useState(null);
const abortControllerRef = react_1.default.useRef(new AbortController());
const transformResponseData = react_1.default.useCallback((data) => {
return misc_1.isFunction(endpoint.transformResponseData) ?
endpoint.transformResponseData(data)
: data;
}, [endpoint]);
const handler = react_1.default.useCallback((handlerConfig) => {
var _a;
if ((state === null || state === void 0 ? void 0 : state.loading) || (state === null || state === void 0 ? void 0 : state.isCanceled)) {
return Promise.resolve(null);
}
let params;
let endpointUrl;
let isSameRequest = true;
if (misc_1.isFunction(endpoint.url)) {
params = (_a = handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.params) !== null && _a !== void 0 ? _a : config === null || config === void 0 ? void 0 : config.params;
tiny_invariant_1.default(params, 'Endpoint required params');
endpointUrl = endpoint.url(params);
isSameRequest = !!(state === null || state === void 0 ? void 0 : state.prevParams) && lodash_isequal_1.default(state.prevParams, params);
}
else {
endpointUrl = endpoint.url;
}
const variables = Object.assign(Object.assign({}, config === null || config === void 0 ? void 0 : config.variables), handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.variables);
const headers = Object.assign(Object.assign(Object.assign(Object.assign({}, defaultHeaders), endpoint.headers), config === null || config === void 0 ? void 0 : config.headers), handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.headers);
const shouldReturnCachedValue = (endpoint_1.methodWithoutEffects(endpoint.method)
&& state.isCalled
&& isSameRequest
&& (state === null || state === void 0 ? void 0 : state.prevVariables) && lodash_isequal_1.default(state.prevVariables, variables)
&& (state === null || state === void 0 ? void 0 : state.prevHeaders) && lodash_isequal_1.default(state.prevHeaders, headers)
&& !(handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.force));
if (shouldReturnCachedValue) {
return Promise.resolve(state.data);
}
const onCompletes = [config === null || config === void 0 ? void 0 : config.onComplete, handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.onComplete].filter(misc_1.isFunction);
const onFailures = [config === null || config === void 0 ? void 0 : config.onFailure, handlerConfig === null || handlerConfig === void 0 ? void 0 : handlerConfig.onFailure].filter(misc_1.isFunction);
dispatch({ type: 'call', headers, variables, params });
setPrevHandlerConfig(handlerConfig !== null && handlerConfig !== void 0 ? handlerConfig : {});
return client
.request(Object.assign(Object.assign({}, endpoint), { abortSignal: abortControllerRef.current.signal, url: endpointUrl, headers,
variables,
transformResponseData }))
.then((response) => {
dispatch({ type: 'success', response });
onCompletes.forEach(cb => cb(response.data));
return response.data;
}, (response) => {
dispatch({ type: 'failure', response });
if (!response.canceled) {
onFailures.forEach(cb => cb(response));
}
return null;
});
}, [state, config, client, endpoint, defaultHeaders, transformResponseData]);
const refetchRequest = react_1.default.useCallback(() => {
if (prevHandlerConfig != null) {
handler(Object.assign({}, prevHandlerConfig));
}
}, [handler, prevHandlerConfig]);
const cancelRequest = react_1.default.useCallback(() => {
dispatch({ type: 'cancel' });
abortControllerRef.current.abort();
abortControllerRef.current = new AbortController();
}, []);
const clearRequestStore = react_1.default.useCallback(() => {
dispatch({ type: 'clearStore' });
}, []);
react_1.default.useEffect(() => cancelRequest, [cancelRequest]);
return [
handler,
{
data: state.data,
loading: state.loading,
isCalled: state.isCalled,
isCanceled: state.isCanceled,
fetchError: state.fetchError,
refetch: refetchRequest,
cancel: cancelRequest,
clearStore: clearRequestStore
},
];
}
exports.useLazyRequest = useLazyRequest;