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Merge pull request #681 from csamuele/663-result-page-layout-download
663 result page layout download
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39
packages/backend/src/Controllers/getAnonymizedBallotsByElectionIDController.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| import ServiceLocator from "../ServiceLocator"; | ||
| import Logger from "../Services/Logging/Logger"; | ||
| import { BadRequest } from "@curveball/http-errors"; | ||
| import { expectPermission } from "./controllerUtils"; | ||
| import { permissions } from '@equal-vote/star-vote-shared/domain_model/permissions'; | ||
| import { IElectionRequest } from "../IRequest"; | ||
| import { Response, NextFunction } from 'express'; | ||
| import { AnonymizedBallot } from "@equal-vote/star-vote-shared/domain_model/Ballot"; | ||
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| const BallotModel = ServiceLocator.ballotsDb(); | ||
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| const getAnonymizedBallotsByElectionID = async (req: IElectionRequest, res: Response, next: NextFunction) => { | ||
| var electionId = req.election.election_id; | ||
| Logger.debug(req, "getBallotsByElectionID: " + electionId); | ||
| const election = req.election; | ||
| if (!election.settings.public_results) { | ||
| expectPermission(req.user_auth.roles, permissions.canViewBallots) | ||
| } | ||
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| const ballots = await BallotModel.getBallotsByElectionID(String(electionId), req); | ||
| if (!ballots) { | ||
| const msg = `Ballots not found for Election ${electionId}`; | ||
| Logger.info(req, msg); | ||
| throw new BadRequest(msg) | ||
| } | ||
| const anonymizedBallots: AnonymizedBallot[] = ballots.map((ballot) => { | ||
| return { | ||
| ballot_id: ballot.ballot_id, | ||
| votes: ballot.votes | ||
| } | ||
| }); | ||
| Logger.debug(req, "ballots = ", ballots); | ||
| res.json({ ballots: anonymizedBallots }) | ||
| } | ||
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| module.exports = { | ||
| getAnonymizedBallotsByElectionID | ||
| } |
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68 changes: 68 additions & 0 deletions
68
packages/frontend/src/components/Election/Results/DownloadCSV.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| import { StyledButton } from '~/components/styles'; | ||
| import { CSVLink } from 'react-csv'; | ||
| import { useState, useEffect } from 'react'; | ||
| import { Election } from '@equal-vote/star-vote-shared/domain_model/Election'; | ||
| import { AnonymizedBallot, Ballot } from '@equal-vote/star-vote-shared/domain_model/Ballot'; | ||
| import { useGetAnonymizedBallots } from '~/hooks/useAPI'; | ||
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| interface Props { | ||
| election: Election; | ||
| } | ||
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| export const DownloadCSV = ({ election }: Props) => { | ||
| const [csvData, setCsvData] = useState([]); | ||
| const [csvHeaders, setCsvHeaders] = useState([]); | ||
| const { data, error, isPending, makeRequest } = useGetAnonymizedBallots(election.election_id); | ||
| useEffect(() => { makeRequest() }, []) | ||
| const ballots: AnonymizedBallot[] = data?.ballots || []; | ||
| const buildCsvData = () => { | ||
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| let header = [ | ||
| { label: 'ballot_id', key: 'ballot_id' }, | ||
| ...election.races.map((race) => | ||
| race.candidates.map((c) => ({ | ||
| label: `${race.title}!!${c.candidate_name}`, | ||
| key: `${race.race_id}-${c.candidate_id}`, | ||
| })) | ||
| ), | ||
| ]; | ||
| header = header.flat(); | ||
| let tempCsvData = ballots.map((ballot) => { | ||
| let row = { ballot_id: ballot.ballot_id }; | ||
| ballot.votes.forEach((vote) => | ||
| vote.scores.forEach((score) => { | ||
| row[`${vote.race_id}-${score.candidate_id}`] = score.score; | ||
| }) | ||
| ); | ||
| return row; | ||
| }); | ||
| setCsvHeaders(header); | ||
| setCsvData(tempCsvData); | ||
| }; | ||
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| const limit = (string = '', limit = 0) => { | ||
| if (!string) return ''; | ||
| return string.substring(0, limit); | ||
| }; | ||
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| return ( | ||
| <> | ||
| {!isPending && ( | ||
| <StyledButton type="button" variant="contained" fullwidth onClick={buildCsvData}> | ||
| <CSVLink | ||
| id="csv-download-link" | ||
| data={csvData} | ||
| headers={csvHeaders} | ||
| target="_blank" | ||
| filename={`Ballot Data - ${limit(election.title, 50)}-${election.election_id}.csv`} | ||
| enclosingCharacter={``} | ||
| style={{ textDecoration: 'none', color: 'inherit' }} | ||
| > | ||
| Download CSV | ||
| </CSVLink> | ||
| </StyledButton> | ||
| )} | ||
| </> | ||
| ); | ||
| }; |
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