const { onRequest } = require("firebase-functions/v2/https");
const logger = require("firebase-functions/logger");
const functions = require("firebase-functions");
const admin = require("firebase-admin");
const moment = require('moment');
const fs = require('fs');
const csv = require('csv-parser');
const html_to_pdf = require('html-pdf-node');

admin.initializeApp();

exports.registerUser = functions.region("asia-south1").https.onRequest(async (req, res) => {
    res.set('Access-Control-Allow-Origin', "*")
    res.set('Access-Control-Allow-Methods', 'GET, POST');

    if (req.method === "OPTIONS") {
        // stop preflight requests here
        res.set("Access-Control-Allow-Headers", "Content-Type, x-client");
        res.status(204).send('');
        return;
    }

    try {
        const token = "e16a1bd15af2ee640f5a7a18c8d8333f5f01f7c66e003bbc21ee52870f1bce27";
        logger.info(`User-Agent ${req.get("User-Agent")}`);
        logger.info(`token ${req.get("x-client")}`);
        if (req.get("x-client") !== token) {
            res.json({ status: "403", message: "auth error", result: "true" });
        }
        else {
            const { body } = req;
            const { _id } = body;
            logger.info(`_id ${_id}`);
            await admin
                .firestore()
                .collection("patientData")
                .add(Object.assign(Object.assign({}, body), { createdAt: moment().utcOffset("+05:30").format("YYYY-MM-DD HH:mm:ss") }))
            res.json({ status: "200" });
        }
    }
    catch (err) {
        logger.info(`error ${err}`);
        res.json({ status: "400", message: "some error.", result: "true" });
    }
});

exports.addBloodTest = functions.region("asia-south1").https.onRequest(async (req, res) => {
    res.set('Access-Control-Allow-Origin', "*")
    res.set('Access-Control-Allow-Methods', 'GET, POST');

    if (req.method === "OPTIONS") {
        // stop preflight requests here
        res.set("Access-Control-Allow-Headers", "Content-Type, x-client");
        res.status(204).send('');
        return;
    }

    try {
        const token = "e16a1bd15af2ee640f5a7a18c8d8333f5f01f7c66e003bbc21ee52870f1bce27";
        logger.info(`User-Agent ${req.get("User-Agent")}`);
        logger.info(`token ${req.get("x-client")}`);
        if (req.get("x-client") !== token) {
            res.json({ status: "403", message: "auth error", result: "true" });
        }
        else {
            const { body } = req;
            const { _id } = body;
            logger.info(`_id ${_id}`);
            await admin
                .firestore()
                .collection("testData")
                .add(Object.assign(Object.assign({}, body), { testTime: moment().utcOffset("+05:30").format("YYYY-MM-DD HH:mm:ss") }))
            res.json({ status: "200" });
        }
    }
    catch (err) {
        logger.info(`error ${err}`);
        res.json({ status: "400", message: "some error.", result: "true" });
    }
});

exports.reportDownload = functions.region("asia-south1").https.onRequest(async (req, res) => {
    res.set('Access-Control-Allow-Origin', "*")
    res.set('Access-Control-Allow-Methods', 'GET, POST');

    if (req.method === "OPTIONS") {
        // stop preflight requests here
        res.set("Access-Control-Allow-Headers", "Content-Type, x-client");
        res.status(204).send('');
        return;
    }

    try {
        const token = "e16a1bd15af2ee640f5a7a18c8d8333f5f01f7c66e003bbc21ee52870f1bce27";
        logger.info(`User-Agent ${req.get("User-Agent")}`);
        logger.info(`token ${req.get("x-client")}`);
        if (req.get("x-client") !== token) {
            res.json({ status: "403", message: "auth error", result: "true" });
        }
        else {
            const { body } = req;
            const { data } = body;
            logger.info(`_id ${_id}`);
            const fileName = `${data["_id"]}.pdf`;
            // await makePdf();
            res.sendFile(fileName, options, function (err) {
                if (err) {
                    next(err);
                } else {
                    console.log('Sent:', fileName);
                }
            });
        }
    }
    catch (err) {
        logger.info(`error ${err}`);
        res.json({ status: "400", message: "some error.", result: "true" });
    }
});

/**
 * Triggered by a change to a Firestore document.
 *
 * @param {!Object} event Event payload.
 * @param {!Object} context Metadata for the event.
 */

// const functions = require("firebase-functions");
// const admin = require("firebase-admin");
// const moment = require('moment');

// admin.initializeApp();

exports.kitAlert = async (event, context) => {
    const resource = context.resource;
    // log out the resource string that triggered the function
    console.log('Function triggered by change to: ' + resource);
    // now log the full event object
    console.log(JSON.stringify(event));
    const { kitSerial, classificationResult } = event.value.fields;
    console.log('kitSerial', kitSerial);
    console.log('classificationResult', classificationResult);
    if (classificationResult?.stringValue?.includes("Trait")) {
        const currentKitTests = await admin.firestore().collection("testData").where("kitSerial", "==", kitSerial.stringValue).get();
        let traitCount = 0;
        currentKitTests?.docs.forEach((x) => {
            if (x.data().classificationResult?.includes("Trait")) {
                traitCount++;
            }
        });
        console.log("traitCount", traitCount);
        if (traitCount > 2) {
            await admin.firestore().collection("alerts").add({
                name: 'Kit Alert',
                kit: kitSerial.stringValue,
                traitCount: traitCount,
                message: `${kitSerial.stringValue} has ${traitCount} traits`,
                createdAt: moment().utcOffset("+05:30").format("YYYY-MM-DD HH:mm:ss")
            });
        }
    }
};


/**
 * Triggered by a change to a Firestore document.
 *
 * @param {!Object} event Event payload.
 * @param {!Object} context Metadata for the event.
 */

// const functions = require("firebase-functions");
// const admin = require("firebase-admin");
// const moment = require('moment');

// admin.initializeApp();

exports.dataRegularity = async (event, context) => {
    const resource = context.resource;
    // log out the resource string that triggered the function
    console.log('Function triggered by change to: ' + resource);
    // now log the full event object
    console.log(JSON.stringify(event));
    const { kitSerial, classificationResult, _id, deviceId, led1Buffer, led2Buffer, led1Sample, led2Sample } = event.value.fields;
    console.log('_id', _id?.stringValue);
    if (led1Buffer?.stringValue > 27000 || led2Buffer?.stringValue > 28000 || led1Sample?.stringValue) {
        const currentKitTests = await admin.firestore().collection("testData").where("kitSerial", "==", kitSerial.stringValue).get();
        let traitCount = 0;
        currentKitTests?.docs.forEach((x) => {
            if (x.data().classificationResult?.includes("Trait")) {
                traitCount++;
            }
        });
        await admin.firestore().collection("alerts").add({
            name: 'Data Regularity',
            kit: kitSerial.stringValue,
            deviceId: deviceId,
            message: `${_id.stringValue} has some irregularity in data`,
            createdAt: moment().utcOffset("+05:30").format("YYYY-MM-DD HH:mm:ss")
        });
    }
};



const axios = require('axios');

exports.migrateUsers = async (event, context) => {
    const resource = context.resource;
    // log out the resource string that triggered the function
    console.log('Function triggered by change to: ' + resource);
    // now log the full event object
    console.log(JSON.stringify(event));
    const { _id, name } = event.value.fields;
    const NO_OF_COPIES = 3;
    for (let i = 0; i < NO_OF_COPIES; i++) {
        await axios.post("https://asia-south1-hpos-preprod.cloudfunctions.net/registerUser", 
        {
            "_id": `${_id.stringValue}${i}`,
            "aadharId": "2808202300001",
            "abhaId": "12434949797979",
            "birthYear": "2000",
            "bloodGroup": "",
            "careOf": "",
            "caste": "",
            "city": "Bengaluru",
            "district": "Bengaluru",
            "gender": "Male",
            "house": "42",
            "maritalStatus": "Single",
            "name": name.stringValue,
            "phoneNumber": "9123456789",
            "pinCode": "560060",
            "registeredBy": "admin",
            "registrationCenterName": "SMI",
            "sickleCellHistory": null,
            "state": "Karnataka",
            "subCaste": "",
            "testStatus": false,
            "underMedication": false,
            "underTransfusion": false,
            "userImageURL": "https://hpos-prod.web.app/logo.png"
        }, {
            headers: {
                "Content-Type": "application/json",
                "x-client": "e16a1bd15af2ee640f5a7a18c8d8333f5f01f7c66e003bbc21ee52870f1bce27"
            }
        })
    }
};


/**
 * Triggered by a change to a Firestore document.
 *
 * @param {!Object} event Event payload.
 * @param {!Object} context Metadata for the event.
 */

const admin = require("firebase-admin");

admin.initializeApp();

exports.retestMarking = async (event, context) => {
    const resource = context.resource;
    // log out the resource string that triggered the function
    console.log('Function triggered by change to: ' +  resource);
    // now log the full event object
    console.log(JSON.stringify(event));
    const { _id, classificationResult } = event.value.fields;
    console.log("classificationResult", classificationResult.stringValue);
    if (classificationResult?.stringValue?.includes("Negative Borderline") || classificationResult?.stringValue?.includes("Inconclusive") || classificationResult?.stringValue?.includes("Trait")) {
      const docs = await admin.firestore().collection("patientData").where("_id", "==", _id.stringValue).get();
      docs?.forEach(async (doc) => {
          await admin.firestore().collection("patientData").doc(doc.id).update({
              testStatus: false,
              retested: true
              // incubationTime: admin.firestore.FieldValue.delete()
            });
      })
    }
  };