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import { useState } from "react";
import Head from "next/head";
import { useRouter } from "next/router";
import { serverSideTranslations } from "next-i18next/serverSideTranslations";
import { useTranslation } from "next-i18next";
import { Button, Col, Container, Row } from "reactstrap";
import { toast, ToastContainer } from "react-toastify";
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { faCheck } from "@fortawesome/free-solid-svg-icons";
import { getDetails, castBallot, apiErrors } from "@services/api";
import Error from "@components/Error";
import { translateGrades } from "@services/grades";
import config from "../../../next-i18next.config.js";
const shuffle = (array) => array.sort(() => Math.random() - 0.5);
export async function getServerSideProps({ query: { pid, tid }, locale }) {
const [details, translations] = await Promise.all([
getDetails(pid),
serverSideTranslations(locale, [], config),
]);
if (typeof details === "string" || details instanceof String) {
return { props: { err: details, ...translations } };
}
if (!details.candidates || !Array.isArray(details.candidates)) {
return { props: { err: "Unknown error", ...translations } };
}
shuffle(details.candidates);
return {
props: {
...translations,
invitationOnly: details.on_invitation_only,
restrictResults: details.restrict_results,
candidates: details.candidates.map((name, i) => ({ id: i, label: name })),
title: details.title,
numGrades: details.num_grades,
pid: pid,
token: tid || null,
},
};
}
const VoteBallot = ({ candidates, title, numGrades, pid, err, token }) => {
const { t } = useTranslation();
if (err) {
return <Error value={apiErrors(err, t)}></Error>;
}
const [judgments, setJudgments] = useState([]);
const colSizeCandidateLg = 4;
const colSizeCandidateMd = 6;
const colSizeCandidateXs = 12;
const colSizeGradeLg = Math.floor((12 - colSizeCandidateLg) / numGrades);
const colSizeGradeMd = Math.floor((12 - colSizeCandidateMd) / numGrades);
const colSizeGradeXs = Math.floor((12 - colSizeCandidateXs) / numGrades);
const router = useRouter();
const allGrades = translateGrades(t);
const grades = allGrades.filter(
(grade) => grade.value >= allGrades.length - numGrades
);
const handleGradeClick = (event) => {
let data = {
id: parseInt(event.currentTarget.getAttribute("data-id")),
value: parseInt(event.currentTarget.value),
};
//remove candidate
const newJudgments = judgments.filter(
(judgment) => judgment.id !== data.id
);
newJudgments.push(data);
setJudgments(newJudgments);
};
const handleSubmitWithoutAllRate = () => {
toast.error(t("You have to judge every candidate/proposal!"), {
position: toast.POSITION.TOP_CENTER,
});
};
const handleSubmit = (event) => {
event.preventDefault();
const gradesById = {};
judgments.forEach((c) => {
gradesById[c.id] = c.value;
});
const gradesByCandidate = [];
Object.keys(gradesById).forEach((id) => {
gradesByCandidate.push(gradesById[id]);
});
castBallot(gradesByCandidate, pid, token, () => {
router.push(`/vote/${pid}/confirm`);
});
};
return (
<Container>
<Head>
<title>{title}</title>
<title>{title}</title>
<meta key="og:title" property="og:title" content={title} />
<meta
property="og:description"
key="og:description"
content={t("common.application")}
/>
</Head>
<ToastContainer />
<form onSubmit={handleSubmit} autoComplete="off">
<Row>
<Col>
<h3>{title}</h3>
</Col>
</Row>
<Row className="cardVote d-none d-lg-flex">
<Col
xs={colSizeCandidateXs}
md={colSizeCandidateMd}
lg={colSizeCandidateLg}
>
<h5>&nbsp;</h5>
</Col>
{grades.map((grade, gradeId) => {
return gradeId < numGrades ? (
<Col
xs={colSizeGradeXs}
md={colSizeGradeMd}
lg={colSizeGradeLg}
key={gradeId}
className="text-center p-0"
style={{ lineHeight: 2 }}
>
<small
className="nowrap bold badge"
style={{ backgroundColor: grade.color, color: "#fff" }}
>
{grade.label}
</small>
</Col>
) : null;
})}
</Row>
{candidates.map((candidate, candidateId) => {
return (
<Row key={candidateId} className="cardVote">
<Col
xs={colSizeCandidateXs}
md={colSizeCandidateMd}
lg={colSizeCandidateLg}
>
<h5 className="m-0">{candidate.label}</h5>
<hr className="d-lg-none" />
</Col>
{grades.map((grade, gradeId) => {
console.assert(gradeId < numGrades);
const gradeValue = grade.value;
return (
<Col
xs={colSizeGradeXs}
md={colSizeGradeMd}
lg={colSizeGradeLg}
key={gradeId}
className="text-lg-center"
>
<label
htmlFor={
"candidateGrade" + candidateId + "-" + gradeValue
}
className="check"
>
<small
className="nowrap d-lg-none ml-2 bold badge"
style={
judgments.find((judgment) => {
return (
JSON.stringify(judgment) ===
JSON.stringify({
id: candidate.id,
value: gradeValue,
})
);
})
? { backgroundColor: grade.color, color: "#fff" }
: {
backgroundColor: "transparent",
color: "#000",
}
}
>
{grade.label}
</small>
<input
type="radio"
name={"candidate" + candidateId}
id={"candidateGrade" + candidateId + "-" + gradeValue}
data-index={candidateId}
data-id={candidate.id}
value={grade.value}
onClick={handleGradeClick}
defaultChecked={judgments.find((element) => {
return (
JSON.stringify(element) ===
JSON.stringify({
id: candidate.id,
value: gradeValue,
})
);
})}
/>
<span
className="checkmark"
style={
judgments.find(function (judgment) {
return (
JSON.stringify(judgment) ===
JSON.stringify({
id: candidate.id,
value: gradeValue,
})
);
})
? { backgroundColor: grade.color, color: "#fff" }
: {
backgroundColor: "transparent",
color: "#000",
}
}
/>
</label>
</Col>
);
})}
</Row>
);
})}
<Row>
<Col className="text-center">
{judgments.length !== candidates.length ? (
<Button
type="button"
onClick={handleSubmitWithoutAllRate}
className="btn btn-dark "
>
<FontAwesomeIcon icon={faCheck} className="mr-2" />
{t("Submit my vote")}
</Button>
) : (
<Button type="submit" className="btn btn-success ">
<FontAwesomeIcon icon={faCheck} className="mr-2" />
{t("Submit my vote")}
</Button>
)}
</Col>
</Row>
</form>
</Container>
);
};
export default VoteBallot;