let defaultTypes = [
    'Nouveau',
    'Alimentaire',
    'Boissons',
    'Utilitaires'
];

let defaultStock = [
    {
        name: 'Granola',
        quantity: '2',
        price: '1.3',
        code: '7622210601988',
        image : 'https://cookieandkate.com/images/2015/10/granola-mixed-in-bowl.jpg',
        type: [
            'Alimentaire',
        ]
    }
];

let currentDataset = [];

$(document).ready(function () {
    currentDataset = defaultStock;
    generateTable(currentDataset);
    generateTypeCheckboxes();
});


function generateTable(dataset) {
    for (let i = 0; i < dataset.length; i++) {
        generateLine(dataset[i]);
    }
}

function generateLine(item) {
    $.selector_cache('#stockTable').append(
        '<tr id="row_' + item.code + '">' +
        '<td>' + item.name + '</td>' +
        '<td>' + item.quantity + '</td>' +
        '<td>' + item.price + '</td>' +
        '<td>' + item.code + '</td>' +
        '<td><ul id="typeList_' + item.code + '"></ul></td>' +
        '<td><a href="' + item.image + '" target="_blank">LINK</a></td>' +
        '<td>' +
        '<button class="btn btn-danger" id="delete_' + item.code + '" onclick="deleteItem(this)"><i class="fas fa-times"></i></button>' +
        '<button class="btn btn-primary" id="edit_' + item.code + '" onclick="editItem(this)"><i class="fas fa-edit"></i></button>' +
        '</td>' +
        '</tr>'
    );
    // Fill in the type cell
    for (let i = 0; i < item.type.length; i++) {
        $('#typeList_' + item.code).append(
            '<li>' + item.type[i] + '</li>'
        );
    }
}

function generateTypeCheckboxes() {
    for (let i = 0; i < defaultTypes.length; i++) {
        let id = 'typeCheck_' + defaultTypes[i];
        $('#typeCheckboxesCell').append(
            '<div class="form-check">' +
            '<input type="checkbox" class="form-check-input" id="' + id + '">' +
            '<label class="form-check-label" for="' + id + '">' + defaultTypes[i] + '</label>' +
            '</div>'
        );
    }
}

function getItemOfCode(code) {
    let item = {};
    for (let i = 0; i < currentDataset.length; i++) {
        if (currentDataset[i].code === code) {
            item = currentDataset[i];
            break;
        }
    }
    return item;
}

function addNewItem() {
    if (isItemInputFilled()) {
        let item = {
            name: $.selector_cache('#nameInput').val(),
            quantity: $.selector_cache('#quantityInput').val(),
            price: $.selector_cache('#priceInput').val(),
            code: $.selector_cache('#codeInput').val(),
            type: getTypesChecked(),
            image: $.selector_cache('#imageInput').val(),
        };
        if (isCodeAvailable(item.code)) {
            setEditFieldValues('', '', '', '', [], '');
            currentDataset.push(item);
            generateLine(item);
        }
    }
}

function editItem(elem) {
    if (isItemInputEmpty()) {
        let code = elem.id.replace('edit_', '');
        let item = getItemOfCode(code);
        setEditFieldValues(item.name, item.quantity, item.price, item.code, item.type, item.image);
        removeItemFromList(item); // Move the item in the edit fields
    }
}

function deleteItem(elem) {
    let code = elem.id.replace('delete_', '');
    let item = getItemOfCode(code);
    removeItemFromList(item);
}

function removeItemFromList(item) {
    currentDataset.splice(currentDataset.indexOf(item), 1);
    $('#row_' + item.code).remove();
}

function getTypesChecked() {
    let types = [];
    for (let i = 0; i < defaultTypes.length; i++) {
        let id = 'typeCheck_' + defaultTypes[i];
        if ($('#' + id).is(':checked')) {
            types.push(defaultTypes[i]);
        }
    }
    return types;
}

function setTypesChecked(types) {
    for (let i = 0; i < defaultTypes.length; i++) {
        let id = 'typeCheck_' + defaultTypes[i];
        $('#' + id).prop('checked', types.indexOf(defaultTypes[i]) !== -1);
    }
    return types;
}

function setEditFieldValues(name, quantity, price, code, type, image) {
    $.selector_cache('#nameInput').val(name);
    $.selector_cache('#quantityInput').val(quantity);
    $.selector_cache('#priceInput').val(price);
    $.selector_cache('#codeInput').val(code);
    $.selector_cache('#codeInput').val(code);
    setTypesChecked(type);
    $.selector_cache('#imageInput').val(image);
}

function isCodeAvailable (code) {
    let isAvailable = true;
    for (let i = 0; i < currentDataset.length; i++) {
        if (currentDataset[i].code === code) {
            isAvailable = false;
            break;
        }
    }
    return isAvailable;
}

function isItemInputEmpty() {
    return $.selector_cache('#nameInput').val() === '' &&
        $.selector_cache('#quantityInput').val() === '' &&
        $.selector_cache('#priceInput').val() === '' &&
        $.selector_cache('#codeInput').val() === '' &&
        $.selector_cache('#imageInput').val() === '' &&
        getTypesChecked().length === 0;
}

function isItemInputFilled() {
    return $.selector_cache('#nameInput').val() !== '' &&
        $.selector_cache('#quantityInput').val() !== '' &&
        $.selector_cache('#priceInput').val() !== '' &&
        $.selector_cache('#codeInput').val() !== '' &&
        $.selector_cache('#imageInput').val() !== '' &&
        getTypesChecked().length > 0;
}



function saveDataset() {
    let finalDataset = {
        types: defaultTypes,
        articles: currentDataset
    };
    console.log(finalDataset);
    $.ajax({
        type: "POST",
        url: "write_json.php",
        data: JSON.stringify(finalDataset),
        dataType: "json",
        contentType: "application/json; charset=utf-8",
        complete: function (data) {
            alert(data.responseText);
            console.log(data);
        },
    });
}