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@sheninthjr
sheninthjr committed Nov 5, 2023
1 parent b74321d commit 12c7616
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282 changes: 3 additions & 279 deletions packages/prisma/server/index.ts
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Original file line number Diff line number Diff line change
@@ -1,290 +1,14 @@
import express from "express";
import cors from "cors";
import { PrismaClient } from "@prisma/client";
import puppeteer from "puppeteer";
import QuestionRouter from './routes/QuestionRouter'


const prisma = new PrismaClient();
const app = express();
app.use(cors());
app.use(express.json());
app.use('/',QuestionRouter)

interface Question1 {
parta1: string;
parta1qtype: string;
parta1co: string;
}

interface Question2 {
parta2: string;
parta2qtype: string;
parta2co: string;
}

const unit: { [key: string]: any } = {
"1": prisma.unit1,
"2": prisma.unit2,
"3": prisma.unit3,
"4": prisma.unit4,
"5": prisma.unit5,
};

app.get("/hi", async (req, res) => res.send("hi there"));

app.post("/post/:unit", async (req, res) => {
console.log(process.env.DATABASE_URL);
const {
parta1,
parta1qtype,
parta1co,
parta2,
parta2qtype,
parta2co,
partb1,
partb1qtype,
partb1co,
partb2,
partb2qtype,
partb2co,
partc1,
partc1qtype,
partc1co,
partc2,
partc2qtype,
partc2co,
} = req.body;
const unitNo = req.params.unit;
try {
const unitQuestion = await unit[unitNo].create({
data: {
parta1,
parta1qtype,
parta1co,
parta2,
parta2qtype,
parta2co,
partb1,
partb1qtype,
partb1co,
partb2,
partb2qtype,
partb2co,
partc1,
partc1qtype,
partc1co,
partc2,
partc2qtype,
partc2co,
},
});
res.json(unitQuestion);
} catch (error) {
console.error("An error occurred:", error);
}
});


app.get("/get/:testtype", async (req, res) => {
const testType = req.params.testtype;
const currentDate = new Date();
const currentYear = currentDate.getFullYear() % 100;
const currentMonth = currentDate.getMonth() + 1;
const currentDay = currentDate.getDate();
const formattedMonth = currentMonth < 10 ? `0${currentMonth}` : currentMonth;
const formattedDay = currentDay < 10 ? `0${currentDay}` : currentDay;
const formattedDate = `${formattedDay}.${formattedMonth}.${currentYear}`;
try {
const browser = await puppeteer.launch();
const page = await browser.newPage();
if (testType === "IA1") {
const skipNo = 4;
const partA11Questions = await prisma.unit1.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
parta1: true,
parta1qtype: true,
parta1co: true,
},
take: 2,
});
const partA12Questions = await prisma.unit1.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
parta2: true,
parta2qtype: true,
parta2co: true,
},
take: 1,
});
const partA21Questions = await prisma.unit2.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
parta1: true,
parta1qtype: true,
parta1co: true,
},
take: 2,
});
const partB11Questions = await prisma.unit1.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
partb1: true,
partb1qtype: true,
partb1co: true,
},
take: 1,
});
const partB12Questions = await prisma.unit1.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
partb2: true,
partb2qtype: true,
partb2co: true,
},
take: 1,
});
const partB21Questions = await prisma.unit2.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
partb1: true,
partb1qtype: true,
partb1co: true,
},
take: 1,
});
const partC1Questions = await prisma.unit1.findMany({
skip: Math.floor(Math.random() * skipNo),
select: {
partc1: true,
partc1qtype: true,
partc1co: true,
},
take: 1,
});
const data = {
partA11Questions,
partA12Questions,
partA21Questions,
partB11Questions,
partB12Questions,
partB21Questions,
partC1Questions,
currentDate:formattedDate
};
const htmlDataParta1 = partA11Questions.map((q:Question1) => q.parta1);
const htmlDataParta1Qtype = partA11Questions.map((q:Question1) => q.parta1qtype);
const htmlDataParta1Co = partA11Questions.map((q:Question1) => q.parta1co);
const htmlDataParta11 = partA12Questions.map((q:Question2) => q.parta2);
const htmlDataParta11Qtype = partA12Questions.map((q:Question2) => q.parta2qtype);
const htmlDataParta11Co = partA12Questions.map((q:Question2) => q.parta2co);
const htmlDataParta2 = partA21Questions.map((q:Question1) => q.parta1);
const htmlDataParta2Qtype = partA21Questions.map((q:Question1) => q.parta1qtype);
const htmlDataParta2Co = partA21Questions.map((q:Question1) => q.parta1co);
const htmlContent = `
<html>
<head>
<title>Questions</title>
<style>
h3 {
margin: 5px 0;
}
li {
font-size: 17px;
width: 70%;
}
strong {
font-size: 17px;
}
.metadata {
width: 30%;
display: flex;
justify-content: space-between;
}
</style>
</head>
<body>
<div style="text-align: center">
<div>
<h3>Velammal Institute of technology</h3>
</div>
<div>
<h3>Dept of AI&DS/${testType}/III Year/V Sem/${formattedDate}/1.45hr/60Marks/Set B</h3>
</div>
<div>
<h3>CCS334-BIG DATA ANALYTICS</h3>
</div>
<div>
<h3>PART-A (5*2=10 Marks)</h3>
</div>
</div>
<ol>
${htmlDataParta1
.map(
(question, index) => `
<div style="display: flex; justify-content: space-between">
<li>
<strong>${question}</strong>
</li>
<div class="metadata">
<strong>02M</strong>
<strong style="margin-left: 10px">${htmlDataParta1Qtype[index]}</strong>
<strong style="margin-left: 10px">(${htmlDataParta1Co[index]})</strong>
</div>
</div>
`
)
.join("")}
${htmlDataParta11
.map(
(question, index) => `
<div style="display: flex; justify-content: space-between">
<li>
<strong>${question}</strong>
</li>
<div class="metadata">
<strong>02M</strong>
<strong style="margin-left: 10px">${htmlDataParta11Qtype[index]}</strong>
<strong style="margin-left: 10px">(${htmlDataParta11Co[index]})</strong>
</div>
</div>
`
)
.join("")}
${htmlDataParta2
.map(
(question, index) => `
<div style="display: flex; justify-content: space-between">
<li>
<strong>${question}</strong>
</li>
<div class="metadata">
<strong>02M</strong>
<strong style="margin-left: 10px">${htmlDataParta2Qtype[index]}</strong>
<strong style="margin-left: 10px">(${htmlDataParta2Co[index]})</strong>
</div>
</div>
`
)
.join("")}
</ol>
</body>
</html>`;

await page.setContent(htmlContent);
const pdfBuffer = await page.pdf({ format: "A4" });
res.setHeader("Content-Type", "application/pdf");
res.setHeader(
"Content-Disposition",
'attachment; filename="example.pdf"'
);
res.send(pdfBuffer);
await browser.close();
}
}
catch (error) {
console.error("Error generating PDF:", error);
res.status(500).send("Error generating PDF");
}
});

const server = app.listen(3000, () => {
console.log("Server is listenning on port 3000");
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