// ╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗
// ╚══╗ ╔══╝║ ╔╗ ╔╗ ║║ ╔═══╗ ║║ ╔═══╗ ║║ ╔═══╗ ║╚══╗ ╔══╝║ ╔═════╝
//    ║ ║   ║ ║║ ║║ ║║ ╚═══╝ ║║ ║   ║ ║║ ╚═══╝ ║   ║ ║   ║ ╚═════╗
//    ║ ║   ║ ║║ ║║ ║║ ╔═════╝║ ║   ║ ║║ ╔═╗ ╔═╝   ║ ║   ╚═════╗ ║
// ╔══╝ ╚══╗║ ║║ ║║ ║║ ║      ║ ╚═══╝ ║║ ║ ║ ╚═╗   ║ ║   ╔═════╝ ║
// ╚═══════╝╚═╝╚═╝╚═╝╚═╝      ╚═══════╝╚═╝ ╚═══╝   ╚═╝   ╚═══════╝

import * as requestTypings from '../../typings/request-typings.js';
import * as requestErrors from '../../errors/request-errors.js';

import * as utilityEngine from '@xyz.warpmatter.com/utility-engine';

// ╔═══════╗╔═══════╗╔════╗╔═╗╔═══════╗╔═══════╗╔════╗╔═╗╔═══════╗
// ║ ╔═════╝║ ╔═══╗ ║║ ╔╗ ║║ ║╚══╗ ╔══╝║ ╔═════╝║ ╔╗ ║║ ║╚══╗ ╔══╝
// ║ ║      ║ ║   ║ ║║ ║║ ║║ ║   ║ ║   ║ ╚═════╗║ ║║ ║║ ║   ║ ║
// ║ ║      ║ ║   ║ ║║ ║║ ║║ ║   ║ ║   ║ ╔═════╝║ ║║ ║║ ║   ║ ║
// ║ ╚═════╗║ ╚═══╝ ║║ ║║ ╚╝ ║   ║ ║   ║ ╚═════╗║ ║║ ╚╝ ║   ║ ║
// ╚═══════╝╚═══════╝╚═╝╚════╝   ╚═╝   ╚═══════╝╚═╝╚════╝   ╚═╝

export function validateRequestContent(value: any) {
    if (!isValidRequestContent(value)) {
        requestErrors.throwInvalidAbsorbLmsRequestContentError();
    }
}

export function isValidRequestContent(
    value: any,
): value is requestTypings.RequestContent {
    return utilityEngine.isObjectLiteral(value) &&
        isValidRequestEndpoint(value.endpoint) &&
        (areValidRequestHeaders(value.headers) || value.headers == null) &&
        (isValidRequestMethod(value.method) || value.method == null) &&
        (isValidRequestBody(value.body) || value.body == null);
}

// ╔═══════╗╔════╗╔═╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔════╗╔═╗╔═══════╗
// ║ ╔═════╝║ ╔╗ ║║ ║╚╗ ╔══╗ ║║ ╔═══╗ ║║ ╔═══╗ ║╚══╗ ╔══╝║ ╔╗ ║║ ║╚══╗ ╔══╝
// ║ ╚═════╗║ ║║ ║║ ║ ║ ║  ║ ║║ ╚═══╝ ║║ ║   ║ ║   ║ ║   ║ ║║ ║║ ║   ║ ║
// ║ ╔═════╝║ ║║ ║║ ║ ║ ║  ║ ║║ ╔═════╝║ ║   ║ ║   ║ ║   ║ ║║ ║║ ║   ║ ║
// ║ ╚═════╗║ ║║ ╚╝ ║╔╝ ╚══╝ ║║ ║      ║ ╚═══╝ ║╔══╝ ╚══╗║ ║║ ╚╝ ║   ║ ║
// ╚═══════╝╚═╝╚════╝╚═══════╝╚═╝      ╚═══════╝╚═══════╝╚═╝╚════╝   ╚═╝

export function validateRequestEndpoint(value: any) {
    if (!isValidRequestEndpoint(value)) {
        requestErrors.throwInvalidAbsorbLmsRequestEndpointError();
    }
}

export function isValidRequestEndpoint(
    value: any,
): value is requestTypings.RequestEndpoint {
    return utilityEngine.isFilledString(value, 1024);
}

// ╔═╗   ╔═╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗╔═══════╗
// ║ ║   ║ ║║ ╔═════╝║ ╔═══╗ ║╚╗ ╔══╗ ║║ ╔═════╝║ ╔═══╗ ║║ ╔═════╝
// ║ ╚═══╝ ║║ ╚═════╗║ ╚═══╝ ║ ║ ║  ║ ║║ ╚═════╗║ ╚═══╝ ║║ ╚═════╗
// ║ ╔═══╗ ║║ ╔═════╝║ ╔═══╗ ║ ║ ║  ║ ║║ ╔═════╝║ ╔═╗ ╔═╝╚═════╗ ║
// ║ ║   ║ ║║ ╚═════╗║ ║   ║ ║╔╝ ╚══╝ ║║ ╚═════╗║ ║ ║ ╚═╗╔═════╝ ║
// ╚═╝   ╚═╝╚═══════╝╚═╝   ╚═╝╚═══════╝╚═══════╝╚═╝ ╚═══╝╚═══════╝

export function validateRequestHeaders(values: any) {
    if (!areValidRequestHeaders(values)) {
        requestErrors.throwInvalidAbsorbLmsRequestHeadersError();
    }
}

export function areValidRequestHeaders(
    values: any,
): values is requestTypings.RequestHeaders {
    return utilityEngine.isObjectLiteral(values) &&
        Object.values(values).every(isValidRequestHeader);
}

export function isValidRequestHeader(
    value: any,
): value is string {
    return utilityEngine.isFilledString(value, 64);
}

// ╔═══════╗╔═══════╗╔═══════╗╔═╗   ╔═╗╔═══════╗╔═══════╗
// ║ ╔╗ ╔╗ ║║ ╔═════╝╚══╗ ╔══╝║ ║   ║ ║║ ╔═══╗ ║╚╗ ╔══╗ ║
// ║ ║║ ║║ ║║ ╚═════╗   ║ ║   ║ ╚═══╝ ║║ ║   ║ ║ ║ ║  ║ ║
// ║ ║║ ║║ ║║ ╔═════╝   ║ ║   ║ ╔═══╗ ║║ ║   ║ ║ ║ ║  ║ ║
// ║ ║║ ║║ ║║ ╚═════╗   ║ ║   ║ ║   ║ ║║ ╚═══╝ ║╔╝ ╚══╝ ║
// ╚═╝╚═╝╚═╝╚═══════╝   ╚═╝   ╚═╝   ╚═╝╚═══════╝╚═══════╝

export function validateRequestMethod(value: any) {
    if (!isValidRequestMethod(value)) {
        requestErrors.throwInvalidAbsorbLmsRequestMethodError();
    }
}

export function isValidRequestMethod(
    value: any,
): value is requestTypings.RequestMethod {
    return value?.toUpperCase() === 'GET' ||
        value?.toUpperCase() === 'POST';
}

// ╔══════╗ ╔═══════╗╔═══════╗╔═╗   ╔═╗
// ║ ╔══╗ ║ ║ ╔═══╗ ║╚╗ ╔══╗ ║║ ║   ║ ║
// ║ ╚══╝ ╚╗║ ║   ║ ║ ║ ║  ║ ║║ ╚═══╝ ║
// ║ ╔═══╗ ║║ ║   ║ ║ ║ ║  ║ ║╚═════╗ ║
// ║ ╚═══╝ ║║ ╚═══╝ ║╔╝ ╚══╝ ║╔═════╝ ║
// ╚═══════╝╚═══════╝╚═══════╝╚═══════╝

export function validateRequestBody(value: any) {
    if (!isValidRequestBody(value)) {
        requestErrors.throwInvalidAbsorbLmsRequestBodyError();
    }
}

export function isValidRequestBody(
    value: any,
): value is requestTypings.RequestBody {
    return utilityEngine.isArray(value) ||
        utilityEngine.isObjectLiteral(value);
}