// const UuidEncoder = require('uuid-encoder');

import {Errors} from './tools.errors';

export interface IResponse {
    success: boolean;
    error: any;
    data: any;
}

export interface ILResponse {
    statusCode: number;
    headers: any;
    body: string;
}

export interface IWResponse {
    action: string;
    error: any;
    data: any;
}

const respErrors = new Errors();

export const response = (success: boolean, error: any = null, data: any = null): IResponse => {
    if (success === false) {
        if (typeof error === 'string') {
            error = typeof respErrors.getErrorByName(error) === 'object' ? respErrors.getErrorByName(error) : error;
        }
        if ( (typeof error === 'string' && !error.includes("info not found")) || typeof error !== 'string' ){
            console.log('BLN System Error: ', error, 'Data: ', data);
        }
    }
    return {success, error, data};
};

export const wResponse = (action: string, error: any = null, data: any = null): IWResponse => {
    if (error !== null) {
        if (typeof error === 'string') {
            error = typeof respErrors.getErrorByName(error) === 'object' ? respErrors.getErrorByName(error) : error;
        }
        return {action: 'api:error-' + action, error, data};
    } else {
        return {action: 'api:' + action, error, data};
    }
};

export const lResponse = (success: boolean, error: any = null, data: any = null): ILResponse => {
    const responseHeaders = {
        'Content-Type': 'application/json',
        'Access-Control-Allow-Origin': '*',
        'Access-Control-Allow-Credentials': true
    };
    if (error) {
        return {
            statusCode: error.code || 500,
            headers: responseHeaders,
            body: JSON.stringify(error)
        };
    }
    return {
        statusCode: success ? 200 : 400,
        headers: responseHeaders,
        body: JSON.stringify(data)
    };
};

export const handledPromise = (promise: Promise<any>, res: any, returnData: boolean = true, executeFirst: any = undefined) => {
    try {
        if (returnData) {
            promise
                .then(_response => {
                    res.json(response(true, null, _response.data));
                })
                .catch(_response => {
                    if (!_response.success) {
                        res.status(400).json(response(false, _response.error));
                    } else {
                        res.status(404).json(response(false, _response.error));
                    }
                });
        } else {
            if (executeFirst) {
                if (executeFirst.success) {
                    promise
                        .then(_response => {
                            res.json(response(true, null, true));
                        })
                        .catch(_response => {
                            if (!_response.success) {
                                res.status(400).json(response(false, _response.error));
                            } else {
                                res.status(404).json(response(false, _response.error));
                            }
                        });
                } else {
                    res.status(400).json(response(false, executeFirst.error));
                }
            } else if (executeFirst == undefined) {
                promise
                    .then(_response => {
                        res.json(response(true, null, true));
                    })
                    .catch(_response => {
                        if (!_response.success) {
                            res.status(400).json(response(false, _response.error));
                        } else {
                            res.status(404).json(response(false, _response.error));
                        }
                    });
            } else {
                res.status(404).json(response(false, executeFirst.error));
            }
        }
    } catch (error) {
        res.status(500).json(response(false, error));
    }
};