import axios, { AxiosRequestConfig } from 'axios';
import { initAjaxHandlersCSRFToken } from './ajax-handlers-csrf-token';
import { initAjaxHandlersParseDates } from './ajax-handlers-parse-dates';

export const initAjaxHandlersCommon = () => {
    initAjaxHandlersCSRFToken();
    initAjaxHandlersParseDates();

    axios.interceptors.request.use(config => {
        setHeaders(config);
        return config;
    });

    axios.defaults.validateStatus = status => status >= 200 && status < 400;
};

function setHeaders(config: AxiosRequestConfig) {
    if (!isFormData(config)) {
        config.headers ??= {};
        config.headers['Content-Type'] ??= 'application/json;charset=UTF-8';
        config.headers.Accept ??= 'application/json';
    }
}

function isFormData({ data }: AxiosRequestConfig) {
    return data instanceof FormData;
}