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index.js
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index.js
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var path = require("path");
var express = require("express");
var regionData = require("./utils");
var port = process.env.BACKEND_PORT || 3002;
var app = express();
app.get("/", (req, res) =>
res.json("Courier Charges Micro-service is live now!!")
);
app.get("/check-pincode/:pincode", (req, res) => {
// get the pincode from request params
const pincode = req.params.pincode;
// convert pinocde to a string, then extract the first digit
const firstDigit = String(pincode).charAt(0);
// convert the first digit back to an integer
const zone = Number(firstDigit);
const setPricing = zone => {
let result = null;
switch (zone) {
case 1:
result = regionData[0];
break;
case 2:
result = regionData[1];
break;
case 3:
result = regionData[2];
break;
case 4:
result = regionData[3];
break;
case 5:
result = regionData[4];
break;
case 6:
result = regionData[5];
break;
case 7:
result = regionData[6];
break;
case 8:
result = regionData[7];
break;
}
return result;
};
if (
typeof pincode === "number" &&
pincode.length === 6 &&
zone !== 0 &&
zone !== 9
) {
res.json({
pincode: pincode,
price: setPricing(zone)
});
} else {
res.status(503).send({ error: "PINCODE is not valid!" });
}
});
app.listen(port, () =>
console.log(`Courier Charges Micro service is running on port ${port}!`)
);