"use strict";

// Class definition
var KTSigninGeneral = function () {
    // Elements
    var form;
    var submitButton;
    var validator;

    // Handle form
    var handleForm = function (e) {
        // Init form validation rules. For more info check the FormValidation plugin's official documentation:https://formvalidation.io/
        validator = FormValidation.formValidation(
            form,
            {
                fields: {
                    'email': {
                        validators: {
                            notEmpty: {
                                message: 'Email address is required'
                            },
                            emailAddress: {
                                message: 'The value is not a valid email address'
                            }
                        }
                    },
                    'password': {
                        validators: {
                            notEmpty: {
                                message: 'The password is required'
                            },
                            callback: {
                                message: 'Please enter valid password',
                            }
                        }
                    }
                },
                plugins: {
                    trigger: new FormValidation.plugins.Trigger(),
                    bootstrap: new FormValidation.plugins.Bootstrap5({
                        rowSelector: '.fv-row',
                        eleInvalidClass: '',
                        eleValidClass: ''
                    })
                }
            }
        );

        // Handle form submit
        submitButton.addEventListener('click', function (e) {
            // Prevent button default action
            e.preventDefault();

            // Validate form
            validator.validate().then(function (status) {
                if (status === 'Valid') {
                    // Show loading indication
                    submitButton.setAttribute('data-kt-indicator', 'on');

                    // Disable button to avoid multiple click
                    submitButton.disabled = true;

                    // Simulate ajax request
                    axios.post(submitButton.closest('form').getAttribute('action'), new FormData(form))
                        .then(function (response) {
                            if (response.data && response.data.token) {
                                localStorage.setItem('access_token', response.data.token);
                                
                                // Get the user's email from the form
                                const email = form.querySelector('input[name="email"]').value;

                                // Call the API login callback to create the session
                                axios.post('/api-login-callback', { email: email })
                                    .then(function (callbackResponse) {
                                        if (callbackResponse.data.status === 'success') {
                                            Swal.fire({
                                                text: "Login realizado com sucesso!",
                                                icon: "success",
                                                buttonsStyling: false,
                                                confirmButtonText: "Ok, vamos lá!",
                                                customClass: {
                                                    confirmButton: "btn btn-primary"
                                                }
                                            }).then(function (result) {
                                                if (result.isConfirmed) {
                                                    window.location.href = '/index'; // Redireciona para o dashboard
                                                }
                                            });
                                        } else {
                                            Swal.fire({
                                                text: "Erro ao criar sessão no painel.",
                                                icon: "error",
                                                buttonsStyling: false,
                                                confirmButtonText: "Ok, entendi.",
                                                customClass: {
                                                    confirmButton: "btn btn-primary"
                                                }
                                            });
                                        }
                                    })
                                    .catch(function (callbackError) {
                                        Swal.fire({
                                            text: "Erro ao chamar o callback de login.",
                                            icon: "error",
                                            buttonsStyling: false,
                                            confirmButtonText: "Ok, entendi.",
                                            customClass: {
                                                confirmButton: "btn btn-primary"
                                            }
                                        });
                                    });
                            } else {
                                Swal.fire({
                                    text: "Token de acesso não encontrado na resposta.",
                                    icon: "error",
                                    buttonsStyling: false,
                                    confirmButtonText: "Ok, entendi.",
                                    customClass: {
                                        confirmButton: "btn btn-primary"
                                    }
                                });
                            }
                        })
                        .catch(function (error) {
                            let errorMessage = "Ocorreu um erro inesperado. Por favor, tente novamente.";
                            
                            if (error.response && error.response.data) {
                                let dataMessage = error.response.data.message || "Erro ao processar a solicitação.";
                                let dataErrors = error.response.data.errors;
                                let specificErrors = [];

                                if (dataErrors) {
                                    for (const key in dataErrors) {
                                        if (dataErrors.hasOwnProperty(key)) {
                                            specificErrors.push(dataErrors[key]);
                                        }
                                    }
                                }
                                
                                errorMessage = dataMessage;
                                if (specificErrors.length > 0) {
                                    errorMessage += "\r\n" + specificErrors.join("\r\n");
                                }
                            } else if (error.request) {
                                errorMessage = "Não foi possível se comunicar com o servidor. Verifique sua conexão.";
                            }

                            Swal.fire({
                                text: errorMessage,
                                icon: "error",
                                buttonsStyling: false,
                                confirmButtonText: "Ok, entendi.",
                                customClass: {
                                    confirmButton: "btn btn-primary"
                                }
                            });
                        })
                        .then(function () {
                            // always executed
                            // Hide loading indication
                            submitButton.removeAttribute('data-kt-indicator');

                            // Enable button
                            submitButton.disabled = false;
                        });
                } else {
                    // Show error popup. For more info check the plugin's official documentation: https://sweetalert2.github.io/
                    Swal.fire({
                        text: "Sorry, looks like there are some errors detected, please try again.",
                        icon: "error",
                        buttonsStyling: false,
                        confirmButtonText: "Ok, got it!",
                        customClass: {
                            confirmButton: "btn btn-primary"
                        }
                    });
                }
            });
        });
    }

    // Public functions
    return {
        // Initialization
        init: function () {
            form = document.querySelector('#kt_sign_in_form');
            submitButton = document.querySelector('#kt_sign_in_submit');

            handleForm();
        }
    };
}();

// On document ready
KTUtil.onDOMContentLoaded(function () {
    KTSigninGeneral.init();
});