"use strict";
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 __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;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.useSyncedValueHeights = exports.SyncedValueHeightsProvider = void 0;
var react_1 = __importStar(require("react"));
var SyncedValueHeightsContext = (0, react_1.createContext)(null);
var SyncedValueHeightsProvider = function (_a) {
    var children = _a.children;
    var _b = (0, react_1.useState)({}), heights = _b[0], setHeights = _b[1];
    var reportHeight = (0, react_1.useCallback)(function (uri, height) {
        if (!uri || !height || heights[uri] === height)
            return;
        setHeights(function (prev) {
            var _a;
            return (__assign(__assign({}, prev), (_a = {}, _a[uri] = height, _a)));
        });
    }, [heights]);
    var getHeight = (0, react_1.useCallback)(function (uri) { return (uri ? heights[uri] : 0); }, [heights]);
    var clear = (0, react_1.useCallback)(function () {
        setHeights({});
    }, []);
    var value = (0, react_1.useMemo)(function () { return ({ reportHeight: reportHeight, getHeight: getHeight, clear: clear }); }, [reportHeight, getHeight, clear]);
    return react_1.default.createElement(SyncedValueHeightsContext.Provider, { value: value }, children);
};
exports.SyncedValueHeightsProvider = SyncedValueHeightsProvider;
var useSyncedValueHeights = function () {
    var context = (0, react_1.useContext)(SyncedValueHeightsContext);
    if (!context) {
        throw new Error('useSyncedValueHeights must be used within SyncedValueHeightsProvider');
    }
    return context;
};
exports.useSyncedValueHeights = useSyncedValueHeights;
