launch.io/dist/cjs/services/history.js

Launch.IO is an Ultra Hip, Simple, and Fast, Time Traveling React State Management Library

"use strict";
/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
/* eslint-disable @typescript-eslint/no-explicit-any */
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
var __read = (this && this.__read) || function (o, n) {
    var m = typeof Symbol === "function" && o[Symbol.iterator];
    if (!m) return o;
    var i = m.call(o), r, ar = [], e;
    try {
        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
    }
    catch (error) { e = { error: error }; }
    finally {
        try {
            if (r && !r.done && (m = i["return"])) m.call(i);
        }
        finally { if (e) throw e.error; }
    }
    return ar;
};
var __spread = (this && this.__spread) || function () {
    for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));
    return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
var getNewState_1 = require("../utils/getNewState");
var initialState = {
    initialGlobalState: null,
    past: [],
    future: [],
};
var actions = {
    stepBack: function (_a, _b) {
        var state = _a.state;
        var serviceActions = _b.serviceActions, boundActions = _b.boundActions;
        if (state._history.past.length === 0) {
            return state;
        }
        var previous = state._history.past[state._history.past.length - 1], newPast = state._history.past.slice(0, state._history.past.length - 1), newState = getNewState_1.default(__assign({}, state._history.initialGlobalState), newPast, serviceActions, boundActions);
        return __assign(__assign({}, newState), { _history: __assign(__assign({}, state._history), { past: newPast, future: __spread([previous], state._history.future) }) });
    },
    stepForward: function (_a, _b) {
        var state = _a.state;
        var serviceActions = _b.serviceActions, boundActions = _b.boundActions;
        if (state._history.future.length === 0) {
            return state;
        }
        var next = state._history.future[0], newFuture = state._history.future.slice(1), newPast = __spread(state._history.past, [next]), newState = getNewState_1.default(__assign({}, state._history.initialGlobalState), newPast, serviceActions, boundActions);
        return __assign(__assign({}, newState), { _history: __assign(__assign({}, state._history), { past: newPast, future: newFuture }) });
    },
    add: function (_a, newAction) {
        var state = _a.state;
        return {
            initialGlobalState: state._history.initialGlobalState
                ? state._history.past.length === newAction.timeTravelHistoryLimit
                    ? getNewState_1.default(state._history.initialGlobalState, [state._history.past[0]], newAction.timeTravelActionContext.serviceActions, newAction.timeTravelActionContext.boundActions)
                    : state._history.initialGlobalState
                : state,
            past: __spread(state._history.past.slice(-1 * (newAction.timeTravelHistoryLimit - 1)), [
                newAction.action,
            ]),
            future: [],
        };
    },
};
exports.default = {
    name: "_history",
    initialState: initialState,
    actions: actions,
};