@{
    ViewData["Title"] = "Item Form";
    Layout = "~/Views/Shared/_Layout.cshtml";

}
@await Html.PartialAsync("~/Areas/Inventory/Views/_InventoryPartial.cshtml");
<div id="registerItem" class="row">
    <div class="card">
        <form v-on:submit.prevent="addItem" data-aos="fade-right">
            <div class="container register" data-aos="fade-right">
                <div class="row" data-aos="fade-right">
                    @*Left Side*@
                    <div class="col-md-3 register-left">
                        <img src="https://media.licdn.com/dms/image/C4E03AQEJ_X-GwTi3xg/profile-displayphoto-shrink_200_200/0/1607307680517?e=2147483647&v=beta&t=UL8IX1nO9iqRxGrQrNZ1O_i4tpjnOVVecIktw-GB6QI" alt="" />
                        <h3>Welcome</h3>
                        <p>Registration Product! Click button to go Product Page</p>
                        <a href="@Url.Action("Product", "Home")" class="btn btn-primary">Product Registration</a><br />
                    </div>
                    
                    @*Right Side*@
                    <div class="col-md-9 register-right">
                        <div class="tab-content" id="myTabContent">
                            <div class="tab-pane fade show active" id="home" role="tabpanel" aria-labelledby="home-tab">
                                <h3 class="register-heading">REGISTRATION ITEM</h3>
                                <div class="row register-form">
                                    <div class="col-md-6">

                                        <!-- Company Dropdown -->
                                        <div class="form-group row">
                                            <label class="col-sm-4 col-form-label">Company:</label>
                                            <div class="col-sm-8">
                                                <div class="dropdown">
                                                    <select class="btn btn-primary dropdown-toggle" v-model="selectedCompany" required>
                                                        <option class="btn-light" value="" disabled selected>Select Company</option>
                                                        <option class="btn-light" v-for="(item, index) in companies" :key="index" :value="item.companyId">{{item.companyName}}</option>
                                                    </select>
                                                </div>
                                            </div>
                                        </div>

                                        <!-- Department Dropdown -->
                                        <div class="form-group row">
                                            <label class="col-sm-4 col-form-label">Department:</label>
                                            <div class="col-sm-8">
                                                <select class="btn btn-primary dropdown-toggle" v-model="selectedDepartment" required>
                                                    <option class="btn-light" value="" disabled selected>Select Department</option>
                                                    <option class="btn-light" v-for="(dept, index) in filteredDepartments" :key="index" :value="dept.departmentId">{{ dept.departmentName }}</option>
                                                </select>
                                            </div>
                                        </div>


                                        @* Product Name Coding *@
                                        <div class="form-group row">
                                            <label class="col-sm-4 col-form-label">Product Name:</label>
                                            <div class="col-sm-8">
                                                <div class="dropdown">
                                                    <select type="button" class="btn btn-primary dropdown-toggle" v-model="selectedProduct" required>
                                                        <option class="btn-light" value="" disabled selected>Select Product</option>
                                                        <option class="btn-light" v-for="(item, index) in products" :key="index" :value="item.productId">{{ item.productName + ' (' + item.modelNo + ')' }}</option>
                                                    </select>
                                                </div>
                                            </div>
                                        </div>

                                        @* Product Image Display *@
                                        <div class="form-group row align-items-center">
                                            <label for="imageProduct" class="col-sm-4 col-form-label">Product Image: </label>
                                            <div class="col-sm-8">
                                                <img v-if="showProduct.imageProduct" :src="showProduct.imageProduct" alt="Product Image" class="img-fluid" data-toggle="modal" data-target="#imageModal" />
                                                <input type="hidden" id="imageProduct" name="imageProduct" v-model="showProduct">
                                            </div>
                                        </div>

                                        <!-- Modal -->
                                        <div class="modal fade" id="imageModal" tabindex="-1" role="dialog" aria-labelledby="imageModalLabel" aria-hidden="true">
                                            <div class="modal-dialog modal-lg" role="document">
                                                <div class="modal-content">
                                                    <div class="modal-header">
                                                        <h5 class="modal-title" id="imageModalLabel">Product Image</h5>
                                                        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
                                                            <span aria-hidden="true">&times;</span>
                                                        </button>
                                                    </div>
                                                    <div class="modal-body">
                                                        <img :src="showProduct.imageProduct" alt="Product Image" class="img-fluid">
                                                    </div>
                                                    <div class="modal-footer">
                                                        <button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
                                                    </div>
                                                </div>
                                            </div>
                                        </div>

                                        @* Product Category Coding *@
                                        <div class="form-group row">
                                            <label class="col-sm-4 col-form-label">Product Category:</label>
                                            <div class="col-sm-8">
                                                <input type="text" id="category" name="category" v-model="showProduct.category" class="form-control" readonly />
                                            </div>
                                        </div>

                                        @* Serial Number and Quantity Coding *@
                                        <div v-if="showSerialNumber">
                                            <div class="form-group row align-items-center">
                                                <div class="col-sm-4">
                                                    <label for="serialNumber">Serial Number: </label>
                                                </div>
                                                <div class="col-sm-8">
                                                    <input type="text" id="serialNumber" name="serialNumber" v-if="showSerialNumber" v-model="serialNumber" class="form-control" v-bind:required="showSerialNumber">
                                                </div>
                                            </div>
                                        </div>

                                        <div v-if="!showSerialNumber">
                                            <div class="form-group row align-items-center">
                                                <div class="col-sm-4">
                                                    <label for="quantity">Quantity: </label>
                                                </div>
                                                <div class="col-sm-8">
                                                    <input type="number" id="quantity" name="quantity" min="1" v-if="!showSerialNumber" v-model="quantity" class="form-control" v-bind:required="!showSerialNumber">
                                                </div>
                                            </div>
                                        </div>

                                        @* Supplier coding *@
                                        <div class="form-group row align-items-center">
                                            <label class="col-sm-4 col-form-label">Supplier: </label>
                                            <div class="col-sm-8">
                                                <div class="dropdown">
                                                    <select type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown" aria-expanded="false" v-model="selectedSupplier" required>
                                                        <option class="btn-light" value="" disabled selected>Select Supplier</option>
                                                        <option class="btn-light" v-for="(item, index) in suppliers">{{ item.supplierName }}</option>
                                                    </select>
                                                </div>
                                            </div>
                                        </div>

                                        @* Purchase Date coding *@
                                        <div class="form-group row align-items-center">
                                            <label for="purchaseDate" class="col-sm-4 col-form-label">Purchase Date: </label>
                                            <div class="col-sm-8">
                                                <input type="date" id="purchaseDate" name="purchaseDate" required v-model="purchaseDate" class="form-control">
                                            </div>
                                        </div>

                                        @* PO coding *@
                                        <div class="form-group row align-items-center">
                                            <label for="PO" class="col-sm-4 col-form-label">Enter PO: </label>
                                            <div class="col-sm-8">
                                                <input type="text" id="PO" name="PO" required v-model="PO" placeholder="PO123456" class="form-control">
                                            </div>
                                        </div>
                                    </div>

                                    <div class="col-md-6">
                                        @* Item Price in RM *@
                                        <div class="form-group row">
                                            <label for="priceInRM" class="col-sm-4">Item Price In(RM):</label>
                                            <div class="col-sm-8">
                                                <input type="number" id="priceInRM" name="priceInRM" class="form-control" placeholder="RM 00.00" step="0.01" v-on:input="convertCurrency()" required v-model="priceInRM">
                                            </div>
                                        </div>

                                        @* Currency Selection *@
                                        <div class="form-group row">
                                            <label for="currency" class="col-sm-4">Select Currency:</label>
                                            <div class="col-sm-8">
                                                <select id="currency" name="currency" class="form-control" v-model="currency" v-on:change="convertCurrency()">
                                                    <option value="" disabled selected>Select a currency</option>
                                                    <option v-for="(name, code) in currencies" :key="code" :value="code">
                                                        {{ code }} - {{ name }}
                                                    </option>
                                                </select>
                                            </div>
                                        </div>

                                        @* Currency Rate *@
                                        <div class="form-group row">
                                            <label for="currencyRate" class="col-sm-4">Currency Rate(%):</label>
                                            <div class="col-sm-8">
                                                <input type="number" id="currencyRate" name="currencyRate" class="form-control" placeholder="0.01%" step="0.01" v-on:input="convertCurrency()" required v-model="currencyRate">
                                            </div>
                                        </div>

                                        @* Item Convert Price *@
                                        <div class="form-group row">
                                            <label for="convertPrice" class="col-sm-4">{{ currency ? 'Item Price (' + currency + ') : ' : 'Item Price : ' }}</label>
                                            <div class="col-sm-8">
                                                <input type="number" id="convertPrice" name="convertPrice" class="form-control" readonly v-model="convertPrice">
                                            </div>
                                        </div>

                                        @* Delivery Order Date *@
                                        <div class="form-group row">
                                            <label for="DODate" class="col-sm-4">Enter DO Date:</label>
                                            <div class="col-sm-8">
                                                <input type="date" id="DODate" name="DODate" class="form-control" v-on:input="calculateWarrantyEndDate()" required v-model="DODate">
                                            </div>
                                        </div>

                                        @* Warranty *@
                                        <div class="form-group row">
                                            <label for="warranty" class="col-sm-4">Enter Warranty Months(Number):</label>
                                            <div class="col-sm-8">
                                                <input type="number" id="warranty" name="warranty" class="form-control" placeholder="0 , 1 , 2 , 3, ..." step="1" min="0" v-on:input="calculateWarrantyEndDate()" required v-model="warranty">
                                            </div>
                                        </div>

                                        @* Warranty End Date *@
                                        <div class="form-group row">
                                            <label for="EndWDate" class="col-sm-4">Warranty End:</label>
                                            <div class="col-sm-8">
                                                <input type="date" id="EndWDate" name="EndWDate" class="form-control" readonly v-model="EndWDate">
                                            </div>
                                        </div>

                                        @* Invoice Date *@
                                        <div class="form-group row">
                                            <label for="invoiceDate" class="col-sm-4">Invoice Date:</label>
                                            <div class="col-sm-8">
                                                <input type="date" id="invoiceDate" name="invoiceDate" class="form-control" required v-model="invoiceDate">
                                            </div>
                                        </div>

                                    </div>

                                    @* Submit and Reset Buttons *@
                                    <div class="form-group row">
                                        <div class="col-sm-8 offset-sm-3">
                                            <button type="button" v-on:click="resetForm" class="btn btn-secondary">Reset</button>
                                            <input type="submit" class="btn btn-primary" value="Submit" />
                                        </div>
                                    </div>

                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </form>
    </div>
</div>

@*Vue Js - POST & RESET*@
<script src="https://cdn.jsdelivr.net/npm/vue@2"></script>
<script>
    new Vue({
        el: '#registerItem',
        data() {
            return {
                companies: [ 
                    { 
                        companyId: 1,
                        companyName: "PSTW",
                        departments: [{ departmentId: 1, departmentName: "Air" }, { departmentId: 2, departmentName: "Marine" }, { departmentId: 3, departmentName: "River" }]
                    },
                    { 
                        companyId: 2,
                        companyName: "TES",
                        departments: [{ departmentId: 1, departmentName: "Air" }],
                    },
                ],
                company: "",
                Dept: null,
                productName: null,
                imageProduct: null,
                productCategory: null,
                serialNumber: "",
                quantity: 1,
                supplierName: null,
                purchaseDate: null,
                PO: null,
                currency: null,
                priceInRM: null,
                currencyRate: 1,
                convertPrice: 0,
                DODate: null,
                warranty: 0,
                EndWDate: null,
                invoiceDate: null,
                products: [],
                depts: [],
                suppliers: [
                    {
                        supplierId: 1,
                        supplierName: "Pang",
                    },
                    {
                        supplierId: 2,
                        supplierName: "Ms Kim",
                    },       
                ],
                isModalOpen: false,
                selectedProduct: "",
                selectedSupplier: "",
                selectedCompany: "",
                selectedDepartment: "",
                currencies: {},
            }
        },
        mounted() {// Log the token to check its value

            // Fetch companies, depts, and products from the API
            this.fetchCurrencyData();
            this.fetchCompanies();
            this.fetchProducts();
            this.fetchSuppliers();
        },
        computed: {
            filteredDepartments() {
                if (!this.selectedCompany) {
                    return []; // No company selected, return empty list
                }
                const company = this.companies.find(c => c.companyId === this.selectedCompany);
                return company ? company.departments : [];
            },
            showProduct() {
                if (!this.selectedProduct) {
                    return []; // No company selected, return empty list
                }
                const product = this.products.find(c => c.productId === this.selectedProduct);
                return product ? product : {};
            },
            showSerialNumber() {
                return this.showProduct.category === 'Asset' || this.showProduct.category === 'Part';
            },
        },
        methods: {
            async addItem() {
                const formData = {
                    CompanyId: this.selectedCompany,
                    DepartmentId: this.selectedDepartment,
                    ProductId: this.selectedProduct,
                    SerialNumber: this.serialNumber,
                    Quantity: this.quantity,
                    Supplier: this.selectedSupplier,
                    PurchaseDate: this.purchaseDate,
                    PONo: this.PO,
                    Currency: this.currency,
                    PriceInRM: this.priceInRM,
                    CurrencyRate: this.currencyRate,
                    ConvertPrice: this.convertPrice,
                    DODate: this.DODate,
                    Warranty: this.warranty,
                    EndWDate: this.EndWDate,
                    InvoiceDate: this.invoiceDate
                };

                try {

                    // Additional specific checks
                    if (this.showSerialNumber) {
                        this.quantity = 0;
                        if (this.serialNumber === null || this.serialNumber === '') {
                            alert('Serial Number Error', 'Serial Number must be filled when selecting Item or Part.', 'warning');
                            return;
                        }
                    }
                    else {
                        this.serialNumber = null;
                        if (this.quantity === 0 || this.quantity === null || this.quantity === '') {
                            alert('quantity Error', 'Quantity is required when selecting Disposable.', 'warning');
                            return;
                        }
                    }

                    // Proceed to send the data to the API
                    const response = await fetch('/InvMainAPI/AddItem', {
                        method: 'POST',
                        headers: {
                            'Content-Type': 'application/json',
                            // 'Authorization': `Bearer ${this.token}`
                        },
                        body: JSON.stringify(formData)
                    });
                    if (response.ok) {
                        // If the form submission was successful, display a success message
                        alert('Success!', 'Item form has been successfully submitted.', 'success');

                        // Reset the form
                        this.resetForm();
                    } else {
                        throw new Error('Failed to submit form.');
                    }

                } catch (error) {
                    console.error('Error:', error);

                    // Displaying error message
                    alert('Inventory PSTW Error', `An error occurred: ${error.message}`, 'error');
                }

            },

            async fetchProducts() {
                try {
                    // const token = localStorage.getItem('token'); // Get the token from localStorage
                    const response = await fetch('/InvMainAPI/ProductList', {
                        method: 'POST', // Specify the HTTP method
                        headers: {
                            'Content-Type': 'application/json', // Set content type
                            // 'Authorization': `Bearer ${token}` // Include the token in the headers
                        }
                    });

                    if (!response.ok) {
                        throw new Error('Failed to fetch products');
                    }

                    this.products = await response.json(); 
                } catch (error) {
                    console.error('Error fetching products:', error);
                }
            },

            async fetchCompanies() {
                try {
                    const response = await fetch('/InvMainAPI/CompanyDepartmentList', {
                        method: 'POST', // Specify the HTTP method
                        headers: {
                            'Content-Type': 'application/json'
                        }
                    });
                    if (!response.ok) {
                        throw new Error('Failed to fetch companies');
                    }

                    this.companies = await response.json();

                } catch (error) {
                    console.error('Error fetching products:', error);
                }
            },

            async fetchSuppliers() {
                try {
                    const response = await fetch('/InvMainAPI/SupplierList', {
                        method: 'POST', // Specify the HTTP method
                        headers: {
                            'Content-Type': 'application/json'
                        }
                    });
                    if (!response.ok) {
                        throw new Error('Failed to fetch suppliers');
                    }
                    this.suppliers = await response.json(); // Get the full response object

                } catch (error) {
                    console.error('Error fetching suppliers:', error);
                }
            },
            async fetchCurrencyData() {
                try {
                    // Fetch currency data from the API
                    const response = await fetch('https://openexchangerates.org/api/currencies.json'); // Example API
                    this.currencies = await response.json();
                } catch (error) {
                    console.error('Error fetching currency data:', error);
                }
            },
            convertCurrency() {
                // Your currency conversion logic here
                console.log('Selected currency:', this.currency);
            },
            resetForm() {
                this.company = '';
                this.Dept = null;
                this.productName = null;
                this.imageProduct = null;
                this.serialNumber = '';
                this.quantity = 0;
                this.supplierName = null;
                this.purchaseDate = null;
                this.PO = null;
                this.currency = null;
                this.priceInRM = null;
                this.currencyRate = null;
                this.convertPrice = null;
                this.DODate = null;
                this.warranty = null;
                this.EndWDate = null;
                this.invoiceDate = null;
                this.selectedProduct = "";
                this.selectedSupplier = "";
                this.selectedCompany = "";
                this.selectedDepartment = "";
            },

            // FRONT END FUNCTIONS
            //----------------------//
            //Calculate Total Price
            convertCurrency() {
                const total = this.priceInRM / this.currencyRate;
                this.convertPrice = total.toFixed(2);
                this.priceInRM = this.priceInRM
                    .replace(/[^0-9.]/g, '') // Remove non-numeric characters except decimal points
                    .replace(/(\..*)\..*/g, '$1') // Allow only one decimal point
                    .replace(/^(\d*\.\d{0,2})\d*$/, '$1'); // Limit to two decimal places

            }, 

            openModal() {
                this.isModalOpen = true; // Open the modal
            },
            closeModal() {
                this.isModalOpen = false; // Close the modal
            },

            calculateWarrantyEndDate() {
                // Check if DODate and warranty are valid
                if (!this.DODate || isNaN(Date.parse(this.DODate))) {
                    this.EndWDate = null;
                    return;
                }

                const DODates = new Date(this.DODate);
                const warrantyMonth = parseInt(this.warranty);

                // Ensure warranty is a valid number
                if (!isNaN(warrantyMonth)) {
                    DODates.setMonth(DODates.getMonth() + warrantyMonth);
                    this.EndWDate = DODates.toISOString().split('T')[0];
                } else {
                    this.EndWDate = null;
                }
            },
        },
    });
</script>