Add charts showing historic test scores

src/History.js

@@ -3,8 +3,10 @@ import { HomeRounded as HomeRoundedIcon, QuestionAnswerRounded as QuestionAnswer
 import NavBar from "./NavBar";
 import Button from "./Button";
 import Footer from "./Footer";
+import LineChart from "./LineChart";
 import { Link } from 'react-router-dom';
 import "./css/History.css";
+import "./css/Chart.css";
 
 export default class History extends Component {
 	constructor(props) {
@@ -38,13 +40,25 @@ export default class History extends Component {
 	componentDidMount() {
 		document.title = "History | Parandum";
 
+		const userSets = this.state.db
+			.collection("sets")
+			.where("owner", "==", this.state.user.uid)
+			.orderBy("title", "asc")
+			.get();
+		
 		this.state.db.collection("progress")
 			.where("uid", "==", this.state.user.uid)
 			.orderBy("start_time", "desc")
 			.get()
-			.then((querySnapshot) => {
+			.then(async (querySnapshot) => {
 				let complete = [];
 				let incomplete = [];
+				let totalCorrect = 0;
+				let totalIncorrect = 0;
+				let totalMarks = 0;
+				let totalTime = 0;
+				let totalPercentage = 0;
+				let userMarkHistory = [];
 
 				querySnapshot.docs.map((doc) => {
 					const data = doc.data();
@@ -52,14 +66,24 @@ export default class History extends Component {
 						id: doc.id,
 						setTitle: data.set_title,
 						switchLanguage: data.switch_language,
-						percentage: (data.progress / data.questions.length * 100).toFixed(2),
+						percentageProgress: (data.progress / data.questions.length * 100).toFixed(2),
-						mark: (data.progress > 0 ? data.correct.length / data.progress * 100 : 0).toFixed(2),
+						grade: (data.progress > 0 ? data.correct.length / data.progress * 100 : 0).toFixed(2),
 						mode: data.mode,
 						correct: data.correct.length,
 						progress: data.progress,
 					};
 
+					totalCorrect += data.correct.length;
+					totalIncorrect += data.incorrect.length;
+					totalMarks += data.progress;
+					
 					if (data.duration !== null) {
+						totalPercentage += (data.correct.length / data.questions.length * 100);
+						totalTime += data.duration;
+						userMarkHistory.push({
+							x: new Date(data.start_time),
+							y: (data.correct.length / data.questions.length * 100),
+						});
 						return complete.push(pushData);
 					} else {
 						return incomplete.push(pushData);
@@ -69,6 +93,14 @@ export default class History extends Component {
 				this.setState({
 					progressHistoryComplete: complete,
 					progressHistoryIncomplete: incomplete,
+					totalCorrect: totalCorrect,
+					totalIncorrect: totalIncorrect,
+					totalMarks: totalMarks,
+					totalTime: totalTime,
+					totalPercentage: totalPercentage,
+					totalCompleteTests: complete.length,
+					userMarkHistory: userMarkHistory,
+					personalSetsCount: (await userSets).docs.length,
 				});
 			}).catch((error) => {
 				console.log(`Couldn't retrieve progress history: ${error}`);
@@ -93,6 +125,18 @@ export default class History extends Component {
 			});
 	}
 
+	msToTime = (time) => {
+		const localeData = {
+			minimumIntegerDigits: 2,
+			useGrouping: false,
+		};
+		const seconds = Math.floor((time / 1000) % 60).toLocaleString("en-GB", localeData);
+		const minutes = Math.floor((time / 1000 / 60) % 60).toLocaleString("en-GB", localeData);
+		const hours = Math.floor(time / 1000 / 60 / 60).toLocaleString("en-GB", localeData);
+
+		return `${hours}:${minutes}:${seconds}`;
+	}
+
 	render() {
 		return (
 			<div>
@@ -100,10 +144,42 @@ export default class History extends Component {
 				<main>
 					<h1>History</h1>
 
+					<div className="history-sections">
+						<div className="historical-user-stats-container">
+							<div className="stat-row stat-row--inline">
+								<h1>{this.state.totalCorrect}</h1>
+								<p>correct</p>
+							</div>
+							<div className="stat-row stat-row--inline">
+								<h1>{this.state.totalIncorrect}</h1>
+								<p>incorrect</p>
+							</div>
+							<div className="stat-row stat-row--inline">
+								<h1>{`${(this.state.totalPercentage / this.state.totalCompleteTests).toFixed(2)}%`}</h1>
+								<p>average</p>
+							</div>
+							<div className="stat-row stat-row--inline">
+								<h1>{this.msToTime(this.state.totalTime)}</h1>
+								<p>total time</p>
+							</div>
+							<div className="stat-row stat-row--inline">
+								<h1>{this.state.totalCompleteTests}</h1>
+								<p>tests completed</p>
+							</div>
+							<div className="stat-row stat-row--inline">
+								<h1>{this.state.personalSetsCount}</h1>
+								<p>personal set{ this.state.personalSetsCount > 1 && "s"}</p>
+							</div>
+						</div>
+
+						{ this.state.userMarkHistory && this.state.userMarkHistory.length > 1 &&
+							<LineChart data={this.state.userMarkHistory} />
+						}
+
 						{
 							this.state.progressHistoryComplete.length > 0 || this.state.progressHistoryIncomplete.length > 0
 								?
-						<>
+								<div>
 									{
 										this.state.progressHistoryIncomplete.length > 0 &&
 										<div className="progress-history-container">
@@ -127,9 +203,9 @@ export default class History extends Component {
 																<SwapHorizRoundedIcon />
 															}
 														</Link>
-											<p>{progressItem.percentage}%</p>
+														<p>{progressItem.percentageProgress}%</p>
 														<p>{progressItem.correct}/{progressItem.progress}</p>
-											<p>{progressItem.mark}%</p>
+														<p>{progressItem.grade}%</p>
 														<p>
 															{
 																progressItem.mode === "questions"
@@ -172,9 +248,9 @@ export default class History extends Component {
 																<SwapHorizRoundedIcon />
 															}
 														</Link>
-											<p>{progressItem.percentage}%</p>
+														<p>{progressItem.percentageProgress}%</p>
 														<p>{progressItem.correct}/{progressItem.progress}</p>
-											<p>{progressItem.mark}%</p>
+														<p>{progressItem.grade}%</p>
 														{
 															progressItem.mode === "questions"
 															?
@@ -187,10 +263,13 @@ export default class History extends Component {
 											}
 										</div>
 									}
-						</>
+								</div>
 								:
+								<div>
 									<p>You haven't done any tests yet.</p>
+								</div>
 						}
+					</div>
 				</main>
 				<Footer />
 			</div>

src/LineChart.js

@@ -0,0 +1,91 @@
+import React from 'react';
+import Chart from "react-apexcharts";
+
+export default function LineChart (props) {
+	const options = {
+		xaxis: {
+			type: "datetime",
+		},
+		yaxis: {
+			min: 0,
+			max: 100,
+			labels: {
+				formatter: (value) => `${value.toFixed(0)}%`
+			},
+			tickAmount: 5,
+		},
+		chart: {
+			foreColor:
+				getComputedStyle(
+					document.querySelector("#root > div")
+				).getPropertyValue("--text-color")
+				.trim(),
+			toolbar: {
+				show: false,
+			},
+			fontFamily: "Hind, sans-serif",
+			offsetX: -15,
+			zoom: {
+				enabled: false,
+			},
+		},
+		colors: [
+			getComputedStyle(
+				document.querySelector("#root > div")
+			).getPropertyValue("--primary-color")
+			.trim()
+		],
+		tooltip: {
+			theme: "dark",
+			x: {
+				show: false,
+			},
+			y: {
+				show: false,
+			},
+		},
+		stroke: {
+			width: 3,
+		},
+		grid: {
+			borderColor: getComputedStyle(
+				document.querySelector("#root > div")
+			).getPropertyValue("--overlay-color")
+				.trim(),
+			xaxis: {
+				lines: {
+					show: true
+				}
+			},
+		},
+		markers: {
+			size: 1
+		},
+		responsive: [{
+			breakpoint: 600,
+			options: {
+				chart: {
+					height: "200px",
+				},
+			},
+		}],
+	};
+	const series = [
+		{
+			name: "",
+			data: props.data,
+		}
+	];
+
+  	return (
+		<>
+			<Chart
+				options={options}
+				series={series}
+				type="line"
+				height="250px"
+				className="chart"
+			/>
+		</>
+	)
+}

src/Progress.js

@@ -7,9 +7,11 @@ import LinkButton from "./LinkButton";
 import Error404 from "./Error404";
 import SettingsContent from "./SettingsContent";
 import Footer from "./Footer";
+import LineChart from './LineChart';
 
 import "./css/PopUp.css";
 import "./css/Progress.css";
+import "./css/Chart.css";
 
 export default withRouter(class Progress extends React.Component {
 	constructor(props) {
@@ -60,6 +62,7 @@ export default withRouter(class Progress extends React.Component {
 			themeInput: this.props.theme,
 			setIds: [],
 			attemptNumber: 1,
+			attemptHistory: {},
 		};
 		
 		let isMounted = true;
@@ -145,6 +148,12 @@ export default withRouter(class Progress extends React.Component {
 				.get()
 				.then((querySnapshot) => {
 					newState.attemptNumber = querySnapshot.docs.map((doc) => doc.id).indexOf(this.props.match.params.progressId) + 1;
+					if (newState.attemptNumber > 1)
+						newState.attemptHistory = querySnapshot.docs.filter((doc) => doc.data().duration !== null)
+							.map((doc) => ({
+								x: new Date(doc.data().start_time),
+								y: (doc.data().correct.length / doc.data().questions.length * 100),
+							}));
 				}));
 
 			if (incorrectAnswers.length > 0) {
@@ -182,6 +191,11 @@ export default withRouter(class Progress extends React.Component {
 		this.setState(newState, () => {
 			if (!setDone) this.answerInput.focus()
 		});
+
+		this.props.logEvent("select_content", {
+			content_type: "progress",
+			item_id: this.props.match.params.progressId,
+		});
 	}
 
 	componentWillUnmount() {
@@ -310,8 +324,13 @@ export default withRouter(class Progress extends React.Component {
 							.orderBy("start_time")
 							.get()
 							.then((querySnapshot) => {
-								console.log(querySnapshot);
 								newState.attemptNumber = querySnapshot.docs.map((doc) => doc.id).indexOf(this.props.match.params.progressId) + 1;
+								if (newState.attemptNumber > 1)
+									newState.attemptHistory = querySnapshot.docs.filter((doc) => doc.data().duration !== null)
+										.map((doc) => ({
+											x: new Date(doc.data().start_time),
+											y: (doc.data().correct.length / doc.data().questions.length * 100),
+										}));
 							}));
 					}
 
@@ -517,7 +536,13 @@ export default withRouter(class Progress extends React.Component {
 										</div>
 									</>
 								}
-								{/* TODO: provide the attempt number -- .get() where array-contains-all array of setIds from original sets? would mean a new field in db and adjusting cloud fns again */}
+
+								{this.state.attemptNumber > 1 &&
+									<>
+										<h2 className="chart-title">History</h2>
+										<LineChart data={this.state.attemptHistory} />
+									</>
+								}
 
 								<div className="progress-end-button-container">
 									<LinkButton