API

// Main IMPORTS
const express = require("express");
const bodyParser = require("body-parser");

// IMPORTS END
const app = express();
// Server Configs Settings
const PORT = process.env.PORT || 8000;
app.use(bodyParser.urlencoded({
    extended: false
}));
// Configure BodyParser to read json data
app.use(bodyParser.json());
// End

// Global Vars Configure

// Office Data Structure
let officeData = {
    "error":"none",
    "officeName": "",
    "officeAddress": "",
    "audianceRT": "",
    "estimatedTime": "",
    "pastData": [],
    "counterSchedule": ["", "", ""],
    "lat": "",
    "long": ""
};

// Offices Array will hold every office location
let offices = [];
//End

// Dummy Offices Data With ID
office = officeData;
office.error="success";
office.officeName = "SBI Bank";
office.officeAddress = "Gahra Chowk Jabalpur, Madhya Pradesh, India";
office.audianceRT = "10";
office.estimatedTime = "20 Mins";
office.counterSchedule = ["10:00 AM", "2:00 PM", "5:30 PM"];
office.pastData = [15,8,9,12,9,15];
office.lat = "23.165376";
office.long = "79.898441";
offices[121] = office;

// Allow Cross Domain Request Headers
app.use((req,res,next)=>{
    res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
    next();
});

// Server Endpoints
app.get("/v1/officeData/:id", (req, res) => {
    //Getting Office ID form the URL
    const officeID = req.params.id;
    try {
        if (offices[req.params.id] == undefined) {
            throw "Sad";
        }
        res.send(JSON.stringify(offices[req.params.id]));
        console.log("Querry Sent! Success");
    } catch (error) {
        res.send(JSON.stringify({
            "error": "Looks Like Something Messed UP!"
        }));
        console.log("Something Messed Up!");
    }
});
//End
app.get("/",(req,res)=>{
    res.send("Looks Like You Forgot Something");
});

// Data Update Endpoint
app.get("/v1/officeDataUpdateRT/:id/:people",(req,res)=>{
    const officeID = req.param.id;
    const updatePeole = req.param.people;
    // To Check if the id in array exist
    try{
        // Get office data object
        let toUpdateOffice = offices[officeId];
        toUpdateOffice.audianceRT = updatePeople;
        console.log("Data Updated for Camera ID : "+officeID+"\nUpdated Audiance : "+updatePeole);
    }
    catch(error){
        console.log("Some Thing Messed Up To Update For Camera ID : "+officeID);
        console.log("With Error :\n"+error);
    }
});

app.post('/v1/setCamera',(req,res)=>{
    let CameraSetData = req.body;
    let setOffice = officeData;
    // Setting Office Data From Camera Data
    setOffice.officeName = CameraSetData.officeName;
    setOffice.officeAddress = CameraSetData.officeAddress;
    setOffice.audianceRT = CameraSetData.audianceRT == undefined ? 0 : CameraSetData.audianceRT;
    console.log(setOffice);
});

//For Message Server
app.get("/v1/makeMessage/:id",(req,res)=>{
    const officeID = req.params.id;
    try {
        if (offices[req.params.id] == undefined) {
            throw "Sad";
        }
        let data = offices[req.params.id];
        res.send("Office Name : "+data.officeName+"\nCurrent Audiance : "+data.audianceRT+"\nEstimated Time : "+data.estimatedTime);
        console.log("Querry Sent! Success");
    } catch (error) {
        res.send(JSON.stringify({
            "error": "Looks Like Something Messed UP!"
        }));
        console.log("Something Messed Up!");
    }
});

//Server Start
app.listen(PORT, () => {
    console.log("Server Started On : http://127.0.0.1:" + PORT);
});