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@replyke/core

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Replyke: Build interactive apps with social features like comments, votes, feeds, user lists, notifications, and more.

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"use strict"; var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; var __generator = (this && this.__generator) || function (thisArg, body) { var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype); return g.next = verb(0), g["throw"] = verb(1), g["return"] = verb(2), typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g; function verb(n) { return function (v) { return step([n, v]); }; } function step(op) { if (f) throw new TypeError("Generator is already executing."); while (g && (g = 0, op[0] && (_ = 0)), _) try { if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t; if (y = 0, t) op = [op[0] & 2, t.value]; switch (op[0]) { case 0: case 1: t = op; break; case 4: _.label++; return { value: op[1], done: false }; case 5: _.label++; y = op[1]; op = [0]; continue; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; } if (t[2]) _.ops.pop(); _.trys.pop(); continue; } op = body.call(thisArg, _); } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; } if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true }; } }; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); var react_1 = require("react"); var useFetchManyComments_1 = __importDefault(require("./useFetchManyComments")); var handleError_1 = require("../../utils/handleError"); var addCommentsToTree_1 = require("../../helpers/addCommentsToTree"); var removeCommentFromTree_1 = require("../../helpers/removeCommentFromTree"); function useEntityComments(props) { var _this = this; var entityId = props.entityId, _a = props.limit, limit = _a === void 0 ? 10 : _a, _b = props.defaultSortBy, defaultSortBy = _b === void 0 ? "new" : _b; var fetchManyComments = (0, useFetchManyComments_1.default)(); var loading = (0, react_1.useRef)(true); var _c = (0, react_1.useState)(true), loadingState = _c[0], setLoadingState = _c[1]; // required to trigger rerenders var hasMore = (0, react_1.useRef)(true); var _d = (0, react_1.useState)(true), hasMoreState = _d[0], setHasMoreState = _d[1]; // required to trigger rerenders var _e = (0, react_1.useState)(defaultSortBy), sortBy = _e[0], setSortBy = _e[1]; var _f = (0, react_1.useState)(1), page = _f[0], setPage = _f[1]; var _g = (0, react_1.useState)({}), entityCommentsTree = _g[0], setEntityCommentsTree = _g[1]; var _h = (0, react_1.useMemo)(function () { var allRootComments = Object.values(entityCommentsTree).filter(function (item) { return !item.comment.parentId; }); var comments = allRootComments .filter(function (entry) { return !entry.new; }) .map(function (entry) { return entry.comment; }); var newComments = allRootComments .filter(function (entry) { return !!entry.new; }) .map(function (entry) { return entry.comment; }) .sort(function (a, b) { return new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime(); }); return { comments: comments, newComments: newComments }; }, [entityCommentsTree]), comments = _h.comments, newComments = _h.newComments; var addCommentsToTree = function (newComments, newlyAdded) { (0, addCommentsToTree_1.addCommentsToTree)(setEntityCommentsTree, newComments, newlyAdded); }; var removeCommentFromTree = (0, react_1.useCallback)(function (commentId) { setEntityCommentsTree(function (prevTree) { return (0, removeCommentFromTree_1.removeCommentFromTree)(prevTree, commentId); }); }, [setEntityCommentsTree]); var resetComments = (0, react_1.useCallback)(function () { return __awaiter(_this, void 0, void 0, function () { var newComments_1, err_1; return __generator(this, function (_a) { switch (_a.label) { case 0: if (!entityId) { // console.warn( // "The 'fetch comments' operation was invoked without a valid entity ID and has been aborted." // ); return [2 /*return*/]; } _a.label = 1; case 1: _a.trys.push([1, 3, 4, 5]); loading.current = true; setLoadingState(true); hasMore.current = true; setHasMoreState(true); setEntityCommentsTree({}); setPage(1); return [4 /*yield*/, fetchManyComments({ entityId: entityId, page: 1, sortBy: sortBy, limit: limit, })]; case 2: newComments_1 = _a.sent(); if (newComments_1) { addCommentsToTree(newComments_1); if (newComments_1.length < limit) { hasMore.current = false; setHasMoreState(false); } } return [3 /*break*/, 5]; case 3: err_1 = _a.sent(); (0, handleError_1.handleError)(err_1, "Failed to reset entity comments:"); return [3 /*break*/, 5]; case 4: loading.current = false; setLoadingState(false); return [7 /*endfinally*/]; case 5: return [2 /*return*/]; } }); }); }, [fetchManyComments, limit, sortBy, entityId]); var loadMore = function () { if (loading.current || !hasMore.current) return; setPage(function (prevPage) { return prevPage + 1; }); }; (0, react_1.useEffect)(function () { resetComments(); }, [resetComments]); // useEffect to get a new batch of comments (0, react_1.useEffect)(function () { var loadMoreComments = function () { return __awaiter(_this, void 0, void 0, function () { var newComments_2, err_2; return __generator(this, function (_a) { switch (_a.label) { case 0: if (!entityId) { // console.warn( // "The 'fetch comments' operation was invoked without a valid entity ID and has been aborted." // ); return [2 /*return*/]; } _a.label = 1; case 1: _a.trys.push([1, 3, 4, 5]); loading.current = true; setLoadingState(true); return [4 /*yield*/, fetchManyComments({ entityId: entityId, page: page, sortBy: sortBy, limit: limit, })]; case 2: newComments_2 = _a.sent(); if (newComments_2) { addCommentsToTree(newComments_2); if (newComments_2.length < limit) { hasMore.current = false; setHasMoreState(false); } } return [3 /*break*/, 5]; case 3: err_2 = _a.sent(); (0, handleError_1.handleError)(err_2, "Loading more comments failed:"); return [3 /*break*/, 5]; case 4: loading.current = false; setLoadingState(false); return [7 /*endfinally*/]; case 5: return [2 /*return*/]; } }); }); }; // We only load more if th page changed if (page > 1 && hasMore.current && !loading.current) { loadMoreComments(); } }, [page]); return { entityCommentsTree: entityCommentsTree, comments: comments, newComments: newComments, loading: loadingState, // we use the state to trigger renders hasMore: hasMoreState, sortBy: sortBy, setSortBy: setSortBy, loadMore: loadMore, addCommentsToTree: addCommentsToTree, removeCommentFromTree: removeCommentFromTree, }; } exports.default = useEntityComments; //# sourceMappingURL=useEntityComments.js.map