[c68150f] | 1 | import React, { useState, useEffect, useContext } from "react";
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| 2 | import { useNavigate, useParams } from "react-router-dom";
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| 3 | import JSOG from "jsog";
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| 4 | import { Outlet } from "react-router-dom";
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| 5 | import { CurrentPageNav } from "../Components/Styled/Main.style";
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| 6 | import {
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| 7 | ProfessorCard,
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| 8 | ProfessorCardDetails,
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| 9 | ProfessorCardName,
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| 10 | ProfessorCardSeparator,
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| 11 | } from "../Components/Styled/ProfessorCard.style";
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| 12 | import AuthApi from "../api/AuthApi";
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| 13 | import { AddOpinionButton } from "../Components/Styled/Modal.style";
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| 14 | import {
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| 15 | EntityLi,
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| 16 | EntityUl,
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| 17 | EntityParam,
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| 18 | } from "../Components/Styled/EntityList.style";
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| 19 | import {
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| 20 | Modal,
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| 21 | ModalBody,
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| 22 | ModalClose,
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| 23 | ModalContent,
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| 24 | ModalFooter,
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| 25 | ModalHeader,
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| 26 | ModalInput,
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| 27 | ModalTextarea,
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| 28 | } from "../Components/Styled/Modal.style";
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| 29 | import axios from "../api/axios";
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[af801e3] | 30 | import LoadingSpinner from "../Components/Styled/LoadingSpinner.style";
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[8d83180] | 31 |
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| 32 | const Subject = () => {
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| 33 | let params = useParams();
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[c68150f] | 34 | let navigate = useNavigate();
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| 35 |
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| 36 | const { auth, setAuth } = useContext(AuthApi);
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| 37 | const [subject, setSubject] = useState(null);
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| 38 | const [loaded, setLoaded] = useState(false);
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| 39 | const [fetchError, setFetchError] = useState(false);
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| 40 | var totalTopics = 0;
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| 41 | var topics = [];
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| 42 |
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| 43 | const [topicModalDisplay, setTopicModalDisplay] = useState("none");
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| 44 | const [topicTitle, setTopicTitle] = useState("");
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| 45 | const [topicContent, setTopicContent] = useState("");
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| 46 | const [errorMessage, setErrorMessage] = useState("");
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| 47 |
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| 48 | useEffect(() => {
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[af801e3] | 49 | const url = `http://192.168.0.29:8080/public/subject/${params.subjectId}`;
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[c68150f] | 50 |
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| 51 | const fetchData = async () => {
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| 52 | try {
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| 53 | const response = await fetch(url);
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| 54 | let cyclicGraph = await response.json();
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| 55 | let jsogStructure = JSOG.encode(cyclicGraph);
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| 56 | cyclicGraph = JSOG.decode(jsogStructure);
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| 57 | setSubject(cyclicGraph);
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| 58 | setLoaded(true);
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| 59 | } catch (error) {
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| 60 | setFetchError(true);
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| 61 | }
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| 62 | };
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| 63 |
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| 64 | fetchData();
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| 65 | }, [params.subjectId]);
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| 66 |
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| 67 | const handleAddTopicButtonClick = () => {
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| 68 | if (auth) {
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| 69 | setTopicModalDisplay("block");
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[3b6962d] | 70 | document.body.style.overflowY = "hidden";
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[c68150f] | 71 | } else {
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| 72 | navigate("/login");
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| 73 | }
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| 74 | };
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| 75 |
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| 76 | const handleModalCloseClick = () => {
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| 77 | setTopicModalDisplay("none");
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[3b6962d] | 78 | document.body.style.overflowY = "auto";
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[c68150f] | 79 | };
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| 80 |
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| 81 | const handleTopicSubmit = async (e) => {
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| 82 | e.preventDefault();
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| 83 |
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| 84 | if (!topicTitle.length < 1 && !topicContent.length < 1) {
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| 85 | const response = await axios(
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[af801e3] | 86 | `http://192.168.0.29:8080/secure/subject/${params.subjectId}/addThread`,
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[c68150f] | 87 | {
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| 88 | method: "post",
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| 89 | data: {
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| 90 | title: topicTitle,
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| 91 | content: topicContent,
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| 92 | },
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| 93 | withCredentials: true,
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| 94 | }
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| 95 | );
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| 96 | setErrorMessage("");
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[af801e3] | 97 | window.location.reload();
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[c68150f] | 98 | } else {
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| 99 | setErrorMessage("Полињата за наслов и содржина не смеат да бидат празни");
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| 100 | }
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| 101 | };
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| 102 |
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| 103 | const handleContentChange = (e) => {
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| 104 | setTopicContent(e.target.value);
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| 105 | };
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| 106 |
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| 107 | const handleTitleChange = (e) => {
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| 108 | setTopicTitle(e.target.value);
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| 109 | };
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| 110 |
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| 111 | return loaded ? (
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| 112 | <>
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| 113 | <CurrentPageNav>
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| 114 | »{" "}
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| 115 | <a
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| 116 | href={
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| 117 | "/university/" +
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| 118 | subject.studyProgramme.faculty.university.universityId
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| 119 | }
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| 120 | >
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| 121 | {subject.studyProgramme.faculty.university.universityName}
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| 122 | </a>{" "}
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| 123 | »{" "}
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| 124 | <a href={"/faculty/" + subject.studyProgramme.faculty.facultyId}>
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| 125 | {subject.studyProgramme.faculty.facultyName}
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| 126 | </a>{" "}
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| 127 | » <a href="#">{subject.subjectName}</a>
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| 128 | </CurrentPageNav>
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| 129 | <ProfessorCard>
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[af801e3] | 130 | <ProfessorCardName>{subject.subjectName} <span style={{opacity:"50%", fontSize:"16px"}}>#{subject.subjectId}</span></ProfessorCardName>
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[c68150f] | 131 | <ProfessorCardSeparator />
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| 132 | <div style={{ marginTop: "10px" }}>
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| 133 | <ProfessorCardDetails fontSize="20px">
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| 134 | {subject.studyProgramme.studyProgrammeName} (
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| 135 | {subject.studyProgramme.cycle}
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| 136 | {"."}
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| 137 | {"циклус"})
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| 138 | </ProfessorCardDetails>
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| 139 | <ProfessorCardDetails fontSize="20px">
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| 140 | {subject.studyProgramme.faculty.facultyName}
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| 141 | </ProfessorCardDetails>
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| 142 | <ProfessorCardDetails fontSize="15px">
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| 143 | {subject.studyProgramme.faculty.university.universityName}
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| 144 | </ProfessorCardDetails>
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| 145 | </div>
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| 146 | </ProfessorCard>
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| 147 | <div style={{ height: "20px", marginBottom: "50px" }}>
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| 148 | <h3
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| 149 | style={{
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| 150 | float: "left",
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| 151 | }}
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| 152 | >
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| 153 | {subject.threads.map((thread) => {
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| 154 | if (thread.parent === null) {
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| 155 | totalTopics++;
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| 156 | topics.push(thread);
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| 157 | }
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| 158 | })}
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| 159 | {totalTopics} {totalTopics !== 1 ? "теми" : "тема"}
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| 160 | </h3>
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| 161 | {auth && (
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| 162 | <AddOpinionButton onClick={handleAddTopicButtonClick}>
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| 163 | Отвори тема
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| 164 | </AddOpinionButton>
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| 165 | )}
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| 166 | </div>
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| 167 | <Modal display={topicModalDisplay}>
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| 168 | <ModalContent>
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| 169 | <ModalHeader>
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| 170 | <ModalClose onClick={handleModalCloseClick}>×</ModalClose>
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| 171 | <h3 style={{ marginTop: "5px" }}>
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| 172 | Тема во врска со {subject.subjectName}
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| 173 | </h3>
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| 174 | </ModalHeader>
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| 175 | <form onSubmit={handleTopicSubmit}>
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| 176 | <ModalBody>
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| 177 | <label htmlFor="title">
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| 178 | <b>Наслов</b>:
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| 179 | <ModalInput
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| 180 | id="title"
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| 181 | value={topicTitle}
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| 182 | onChange={handleTitleChange}
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[3b6962d] | 183 | spellCheck={false}
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[c68150f] | 184 | />
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| 185 | </label>
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| 186 | <label htmlFor="content">
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| 187 | <b>Содржина</b>:
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| 188 | <ModalTextarea
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| 189 | id="content"
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| 190 | rows="8"
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| 191 | cols="100"
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| 192 | value={topicContent}
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| 193 | onChange={handleContentChange}
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[3b6962d] | 194 | spellCheck={false}
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[c68150f] | 195 | />
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| 196 | </label>
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| 197 | </ModalBody>
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| 198 | <p style={{ color: "red", marginLeft: "15px", marginTop: "10px" }}>
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| 199 | {errorMessage}
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| 200 | </p>
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| 201 | <ModalFooter type="submit">ОБЈАВИ</ModalFooter>
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| 202 | </form>
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| 203 | </ModalContent>
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| 204 | </Modal>
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| 205 | <div key={subject.subjectId}>
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| 206 | {topics.map((topic) => {
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[af801e3] | 207 | var numReplies = 0;
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| 208 | topic.children.map((c)=>numReplies += ++c.children.length); // ++c.children.length -> c + decata na c
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[c68150f] | 209 | return (
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| 210 | <EntityUl key={topic.postId}>
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| 211 | <EntityLi bgcolor="cornsilk">
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| 212 | <a href={"/topic/" + topic.postId}>{topic.title}</a>
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| 213 | <EntityParam right="30px">
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| 214 | <span style={{ fontWeight: "normal" }}>
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| 215 | отворил:{" "}
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| 216 | <a href={"/user/" + topic.author.id}>
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| 217 | {topic.author.username}
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| 218 | </a>
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| 219 | </span>
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| 220 | <span style={{ fontStyle: "normal" }}>,</span>{" "}
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| 221 | {numReplies !== 1 ? (
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| 222 | numReplies !== 0 ? (
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| 223 | <span
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| 224 | style={{
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| 225 | fontWeight: "normal",
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| 226 | opacity: numReplies === 0 ? "0.5" : "1",
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| 227 | }}
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| 228 | >
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| 229 | <span
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| 230 | style={{
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| 231 | fontWeight: "bold",
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| 232 | opacity: numReplies === 0 ? "0.5" : "1",
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| 233 | }}
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| 234 | >
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| 235 | {numReplies}
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| 236 | </span>{" "}
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| 237 | реплики
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| 238 | </span>
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| 239 | ) : (
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| 240 | <span
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| 241 | style={{
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| 242 | fontWeight: "normal",
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| 243 | opacity: numReplies === 0 ? "0.5" : "1",
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| 244 | }}
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| 245 | >
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| 246 | <span
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| 247 | style={{
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| 248 | fontWeight: "bold",
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| 249 | opacity: numReplies === 0 ? "0.5" : "1",
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| 250 | }}
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| 251 | >
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| 252 | {numReplies}
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| 253 | </span>{" "}
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| 254 | реплики
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| 255 | </span>
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| 256 | )
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| 257 | ) : (
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| 258 | <span style={{ fontWeight: "normal" }}>
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| 259 | <span style={{ fontWeight: "bold" }}>{numReplies}</span>{" "}
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| 260 | реплика
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| 261 | </span>
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| 262 | )}
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| 263 | </EntityParam>
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| 264 | </EntityLi>
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| 265 | </EntityUl>
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| 266 | );
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| 267 | })}
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| 268 | </div>
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| 269 | </>
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| 270 | ) : !fetchError ? (
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| 271 | <div>
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[af801e3] | 272 | <LoadingSpinner style={{ marginTop: "140px" }}/>
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[c68150f] | 273 | <Outlet />
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| 274 | </div>
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| 275 | ) : (
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| 276 | <div style={{ marginTop: "140px" }}>
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| 277 | <h1 style={{ textAlign: "center" }}>Страницата не е пронајдена.</h1>
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| 278 | </div>
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| 279 | );
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[8d83180] | 280 | };
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| 281 |
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| 282 | export default Subject;
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