ra-core
Version:
Core components of react-admin, a frontend Framework for building admin applications on top of REST services, using ES6, React
77 lines • 3.55 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.UndoableMutationsContextProvider = void 0;
var React = __importStar(require("react"));
var react_1 = require("react");
var AddUndoableMutationContext_1 = require("./AddUndoableMutationContext");
var TakeUndoableMutationContext_1 = require("./TakeUndoableMutationContext");
/**
* Exposes and manages a queue of undoable mutations
*
* This context is used in CoreAdminContext so that every react-admin app
* can use the useAddUndoableMutation and useTakeUndoableMutation hooks.
*
* Note: We need a separate queue for mutations (instead of using the
* notifications queue) because the mutations are not dequeued when the
* notification is displayed, but when it is dismissed.
*/
var UndoableMutationsContextProvider = function (_a) {
var children = _a.children;
var _b = (0, react_1.useState)([]), mutations = _b[0], setMutations = _b[1];
/**
* Add a new mutation (pushes a new mutation to the queue).
*
* Used by optimistic data provider hooks, e.g., useDelete
*/
var addMutation = (0, react_1.useCallback)(function (mutation) {
setMutations(function (mutations) { return __spreadArray(__spreadArray([], mutations, true), [mutation], false); });
}, []);
/**
* Get the next mutation to execute (shifts the first mutation from the queue) and returns it.
*
* Used by the Notification component to process or undo the mutation
*/
var takeMutation = (0, react_1.useCallback)(function () {
if (mutations.length === 0)
return;
var mutation = mutations[0], rest = mutations.slice(1);
setMutations(rest);
return mutation;
}, [mutations]);
return (React.createElement(TakeUndoableMutationContext_1.TakeUndoableMutationContext.Provider, { value: takeMutation },
React.createElement(AddUndoableMutationContext_1.AddUndoableMutationContext.Provider, { value: addMutation }, children)));
};
exports.UndoableMutationsContextProvider = UndoableMutationsContextProvider;
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