import axios, { AxiosError } from 'axios';
import serversideConfig from '../../serversideConfig';
import https from 'https';

let configItems = [];
let configItem = {};
let errorMsg = '';
let selectedConfigItemsByCustomer = [];
let configItemsFromCustomer = [];
let selectedConfigItemsByAsset = [];

export default defineEventHandler(async (event) => {

    const agent = new https.Agent({
        rejectUnauthorized: false,
    });

    const axiosInstance = axios.create({
        headers: {
            'Content-Type': 'application/json',
            Accept: "*",
        },
        httpsAgent: agent
    });

    if (event.path.startsWith("/api/getAllConfigItems")) {
        // get all config items object from backend
        try {
            let res = await axiosInstance.get(`https://${serversideConfig.url}:${serversideConfig.port}/configItems`);
            configItems = res.data;
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    console.log(err)
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/getConfigItem")) {
        // get all config items object from backend
        let itemId = null;
        const path = event._path;
        const pathSegments = path.split('/');
        itemId = pathSegments[pathSegments.length - 1];

        try {
            let res = await axiosInstance.get(`https://${serversideConfig.url}:${serversideConfig.port}/configItem/${itemId}`);
            configItem = res.data;
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/getCIFromCustomer")) {
        // get all config items from a customer from backend
        let itemId = null;
        const path = event._path;
        const pathSegments = path.split('/');
        itemId = pathSegments[pathSegments.length - 1];

        try {
            let res = await axiosInstance.get(`https://${serversideConfig.url}:${serversideConfig.port}/configItemByCustomerID/${itemId}`);
            configItemsFromCustomer = res.data;
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/updateConfigItem")) {
        const body = await readBody(event)
        // update the config item in the backend
        try {
            let res = await axiosInstance.put(`https://${serversideConfig.url}:${serversideConfig.port}/configItem`, body);
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    console.log(err)
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/addConfigItem")) {
        const body = await readBody(event)
        // add the config item in the backend
        try {
            let res = await axiosInstance.post(`https://${serversideConfig.url}:${serversideConfig.port}/configItems`, body);
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    console.log(err)
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/deleteConfigItem")) {
        let itemId = null;
        const path = event._path;
        const pathSegments = path.split('/');
        itemId = pathSegments[pathSegments.length - 1];

        // delete the config item in the backend
        try {
            let res = await axiosInstance.delete(`https://${serversideConfig.url}:${serversideConfig.port}/configItems/${itemId}`);
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    console.log(err)
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/getSelectedConfigItemsByCustomer")) {
        // get selected config items object by customer from backend
        let filteredCustomer = null;
        const path = event._path;
        const pathSegments = path.split('/');
        filteredCustomer = pathSegments[pathSegments.length - 1];

        try {
            let res = await axiosInstance.get(`https://${serversideConfig.url}:${serversideConfig.port}/selectedConfigItemsByCustomer/${filteredCustomer}`);
            selectedConfigItemsByCustomer = res.data;
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }

    if (event.path.startsWith("/api/getSelectedConfigItemsByAsset")) {
        // get selected config items object by asset from backend
        let filteredAsset = null;
        const path = event._path;
        const pathSegments = path.split('/');
        filteredAsset = pathSegments[pathSegments.length - 1];

        try {
            let res = await axiosInstance.get(`https://${serversideConfig.url}:${serversideConfig.port}/selectedConfigItemsByAssetName/${filteredAsset}`);
            selectedConfigItemsByAsset = res.data;
        } catch (err) {
            if (axios.isAxiosError(err)) {
                const axiosError = err as AxiosError;

                if (axiosError.response) {
                    // Axios error
                    console.error(axiosError.response.data.message);
                    errorMsg = axiosError.response.data.message;
                } else if (axiosError.request) {
                    // If error was caused by the request
                    console.error(axiosError.request);
                } else {
                    // Other errors
                    console.error('Error', axiosError.message);
                }
            } else {
                // No AxiosError
                console.error('Error', err);
            }
        }
    }
})

export { configItems, configItem, selectedConfigItemsByCustomer, selectedConfigItemsByAsset, configItemsFromCustomer, errorMsg };