<template>
    <DocSectionText v-bind="$attrs">
        <p>CRUD implementation example with a Dialog.</p>
    </DocSectionText>
    <div class="card">
        <Toolbar class="mb-4">
            <template #start>
                <Button label="New" icon="pi pi-plus" severity="success" class="mr-2" @click="openNew" />
                <Button label="Delete" icon="pi pi-trash" severity="danger" @click="confirmDeleteSelected" :disabled="!selectedProducts || !selectedProducts.length" />
            </template>

            <template #end>
                <FileUpload mode="basic" accept="image/*" :maxFileSize="1000000" label="Import" chooseLabel="Import" class="mr-2 inline-block" />
                <Button label="Export" icon="pi pi-upload" severity="help" @click="exportCSV($event)" />
            </template>
        </Toolbar>

        <DataTable
            ref="dt"
            v-model:selection="selectedProducts"
            :value="products"
            dataKey="id"
            :paginator="true"
            :rows="10"
            :filters="filters"
            paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown"
            :rowsPerPageOptions="[5, 10, 25]"
            currentPageReportTemplate="Showing {first} to {last} of {totalRecords} products"
        >
            <template #header>
                <div class="flex flex-wrap gap-2 align-items-center justify-content-between">
                    <h4 class="m-0">Manage Products</h4>
                    <span class="p-input-icon-left">
                        <i class="pi pi-search" />
                        <InputText v-model="filters['global'].value" placeholder="Search..." />
                    </span>
                </div>
            </template>

            <Column selectionMode="multiple" style="width: 3rem" :exportable="false"></Column>
            <Column field="code" header="Code" sortable style="min-width: 12rem"></Column>
            <Column field="name" header="Name" sortable style="min-width: 16rem"></Column>
            <Column header="Image">
                <template #body="slotProps">
                    <img :src="`https://primefaces.org/cdn/primevue/images/product/${slotProps.data.image}`" :alt="slotProps.data.image" class="shadow-2 border-round" style="width: 64px" />
                </template>
            </Column>
            <Column field="price" header="Price" sortable style="min-width: 8rem">
                <template #body="slotProps">
                    {{ formatCurrency(slotProps.data.price) }}
                </template>
            </Column>
            <Column field="category" header="Category" sortable style="min-width: 10rem"></Column>
            <Column field="rating" header="Reviews" sortable style="min-width: 12rem">
                <template #body="slotProps">
                    <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false" />
                </template>
            </Column>
            <Column field="inventoryStatus" header="Status" sortable style="min-width: 12rem">
                <template #body="slotProps">
                    <Tag :value="slotProps.data.inventoryStatus" :severity="getStatusLabel(slotProps.data.inventoryStatus)" />
                </template>
            </Column>
            <Column :exportable="false" style="min-width: 12rem">
                <template #body="slotProps">
                    <Button icon="pi pi-pencil" outlined rounded class="mr-2" @click="editProduct(slotProps.data)" />
                    <Button icon="pi pi-trash" outlined rounded severity="danger" @click="confirmDeleteProduct(slotProps.data)" />
                </template>
            </Column>
        </DataTable>
    </div>

    <Dialog v-model:visible="productDialog" :style="{ width: '450px' }" header="Product Details" :modal="true" class="p-fluid">
        <img v-if="product.image" :src="`https://primefaces.org/cdn/primevue/images/product/${product.image}`" :alt="product.image" class="block m-auto pb-3" />
        <div class="field">
            <label for="name">Name</label>
            <InputText id="name" v-model.trim="product.name" required="true" autofocus :class="{ 'p-invalid': submitted && !product.name }" />
            <small v-if="submitted && !product.name" class="p-error">Name is required.</small>
        </div>
        <div class="field">
            <label for="description">Description</label>
            <Textarea id="description" v-model="product.description" required="true" rows="3" cols="20" />
        </div>

        <div class="field">
            <label for="inventoryStatus" class="mb-3">Inventory Status</label>
            <Dropdown id="inventoryStatus" v-model="product.inventoryStatus" :options="statuses" optionLabel="label" placeholder="Select a Status">
                <template #value="slotProps">
                    <div v-if="slotProps.value && slotProps.value.value">
                        <Tag :value="slotProps.value.value" :severity="getStatusLabel(slotProps.value.label)" />
                    </div>
                    <div v-else-if="slotProps.value && !slotProps.value.value">
                        <Tag :value="slotProps.value" :severity="getStatusLabel(slotProps.value)" />
                    </div>
                    <span v-else>
                        {{ slotProps.placeholder }}
                    </span>
                </template>
            </Dropdown>
        </div>

        <div class="field">
            <label class="mb-3">Category</label>
            <div class="formgrid grid">
                <div class="field-radiobutton col-6">
                    <RadioButton id="category1" v-model="product.category" name="category" value="Accessories" />
                    <label for="category1">Accessories</label>
                </div>
                <div class="field-radiobutton col-6">
                    <RadioButton id="category2" v-model="product.category" name="category" value="Clothing" />
                    <label for="category2">Clothing</label>
                </div>
                <div class="field-radiobutton col-6">
                    <RadioButton id="category3" v-model="product.category" name="category" value="Electronics" />
                    <label for="category3">Electronics</label>
                </div>
                <div class="field-radiobutton col-6">
                    <RadioButton id="category4" v-model="product.category" name="category" value="Fitness" />
                    <label for="category4">Fitness</label>
                </div>
            </div>
        </div>

        <div class="formgrid grid">
            <div class="field col">
                <label for="price">Price</label>
                <InputNumber id="price" v-model="product.price" mode="currency" currency="USD" locale="en-US" />
            </div>
            <div class="field col">
                <label for="quantity">Quantity</label>
                <InputNumber id="quantity" v-model="product.quantity" integeronly />
            </div>
        </div>
        <template #footer>
            <Button label="Cancel" icon="pi pi-times" text @click="hideDialog" />
            <Button label="Save" icon="pi pi-check" text @click="saveProduct" />
        </template>
    </Dialog>

    <Dialog v-model:visible="deleteProductDialog" :style="{ width: '450px' }" header="Confirm" :modal="true">
        <div class="confirmation-content">
            <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
            <span v-if="product"
                >Are you sure you want to delete <b>{{ product.name }}</b
                >?</span
            >
        </div>
        <template #footer>
            <Button label="No" icon="pi pi-times" text @click="deleteProductDialog = false" />
            <Button label="Yes" icon="pi pi-check" text @click="deleteProduct" />
        </template>
    </Dialog>

    <Dialog v-model:visible="deleteProductsDialog" :style="{ width: '450px' }" header="Confirm" :modal="true">
        <div class="confirmation-content">
            <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
            <span v-if="product">Are you sure you want to delete the selected products?</span>
        </div>
        <template #footer>
            <Button label="No" icon="pi pi-times" text @click="deleteProductsDialog = false" />
            <Button label="Yes" icon="pi pi-check" text @click="deleteSelectedProducts" />
        </template>
    </Dialog>

    <DocSectionCode :code="code" :service="['ProductService']" />
</template>

<script>
import { ProductService } from '@/service/ProductService';
import { FilterMatchMode } from 'primevue/api';

export default {
    data() {
        return {
            products: null,
            productDialog: false,
            deleteProductDialog: false,
            deleteProductsDialog: false,
            product: {},
            selectedProducts: null,
            filters: {},
            submitted: false,
            statuses: [
                { label: 'INSTOCK', value: 'instock' },
                { label: 'LOWSTOCK', value: 'lowstock' },
                { label: 'OUTOFSTOCK', value: 'outofstock' }
            ],
            code: {
                basic: `
<Toolbar class="mb-4">
    <template #start>
        <Button label="New" icon="pi pi-plus" severity="success" class="mr-2" @click="openNew" />
        <Button label="Delete" icon="pi pi-trash" severity="danger" @click="confirmDeleteSelected" :disabled="!selectedProducts || !selectedProducts.length" />
    </template>
    <template #end>
        <FileUpload mode="basic" accept="image/*" :maxFileSize="1000000" label="Import" chooseLabel="Import" class="mr-2 inline-block" />
        <Button label="Export" icon="pi pi-upload" severity="help" @click="exportCSV($event)"  />
    </template>
</Toolbar>
<DataTable ref="dt" :value="products" v-model:selection="selectedProducts" dataKey="id" 
    :paginator="true" :rows="10" :filters="filters"
    paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown" :rowsPerPageOptions="[5,10,25]"
    currentPageReportTemplate="Showing {first} to {last} of {totalRecords} products">
    <template #header>
        <div class="flex flex-wrap gap-2 align-items-center justify-content-between">
            <h4 class="m-0">Manage Products</h4>
            <span class="p-input-icon-left">
                <i class="pi pi-search" />
                <InputText v-model="filters['global'].value" placeholder="Search..." />
            </span>
        </div>
    </template>
    <Column selectionMode="multiple" style="width: 3rem" :exportable="false"></Column>
    <Column field="code" header="Code" sortable style="min-width:12rem"></Column>
    <Column field="name" header="Name" sortable style="min-width:16rem"></Column>
    <Column header="Image">
        <template #body="slotProps">
            <img :src="\`https://primefaces.org/cdn/primevue/images/product/\${slotProps.data.image}\`" :alt="slotProps.data.image" class="shadow-2 border-round" style="width: 64px" />
        </template>
    </Column>
    <Column field="price" header="Price" sortable style="min-width:8rem">
        <template #body="slotProps">
            {{formatCurrency(slotProps.data.price)}}
        </template>
    </Column>
    <Column field="category" header="Category" sortable style="min-width:10rem"></Column>
    <Column field="rating" header="Reviews" sortable style="min-width:12rem">
        <template #body="slotProps">
            <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false" />
        </template>
    </Column>
    <Column field="inventoryStatus" header="Status" sortable style="min-width:12rem">
        <template #body="slotProps">
            <Tag :value="slotProps.data.inventoryStatus" :severity="getStatusLabel(slotProps.data.inventoryStatus)" />
        </template>
    </Column>
    <Column :exportable="false" style="min-width:8rem">
        <template #body="slotProps">
            <Button icon="pi pi-pencil" outlined rounded class="mr-2" @click="editProduct(slotProps.data)" />
            <Button icon="pi pi-trash" outlined rounded severity="danger" @click="confirmDeleteProduct(slotProps.data)" />
        </template>
    </Column>
</DataTable>
`,
                options: `
<template>
    <div>
        <div class="card">
            <Toolbar class="mb-4">
                <template #start>
                    <Button label="New" icon="pi pi-plus" severity="success" class="mr-2" @click="openNew" />
                    <Button label="Delete" icon="pi pi-trash" severity="danger" @click="confirmDeleteSelected" :disabled="!selectedProducts || !selectedProducts.length" />
                </template>

                <template #end>
                    <FileUpload mode="basic" accept="image/*" :maxFileSize="1000000" label="Import" chooseLabel="Import" class="mr-2 inline-block" />
                    <Button label="Export" icon="pi pi-upload" severity="help" @click="exportCSV($event)"  />
                </template>
            </Toolbar>

            <DataTable ref="dt" :value="products" v-model:selection="selectedProducts" dataKey="id" 
                :paginator="true" :rows="10" :filters="filters"
                paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown" :rowsPerPageOptions="[5,10,25]"
                currentPageReportTemplate="Showing {first} to {last} of {totalRecords} products">
                <template #header>
                    <div class="flex flex-wrap gap-2 align-items-center justify-content-between">
                        <h4 class="m-0">Manage Products</h4>
						<span class="p-input-icon-left">
                            <i class="pi pi-search" />
                            <InputText v-model="filters['global'].value" placeholder="Search..." />
                        </span>
					</div>
                </template>

                <Column selectionMode="multiple" style="width: 3rem" :exportable="false"></Column>
                <Column field="code" header="Code" sortable style="min-width:12rem"></Column>
                <Column field="name" header="Name" sortable style="min-width:16rem"></Column>
                <Column header="Image">
                    <template #body="slotProps">
                        <img :src="\`https://primefaces.org/cdn/primevue/images/product/\${slotProps.data.image}\`" :alt="slotProps.data.image" class="shadow-2 border-round" style="width: 64px" />
                    </template>
                </Column>
                <Column field="price" header="Price" sortable style="min-width:8rem">
                    <template #body="slotProps">
                        {{formatCurrency(slotProps.data.price)}}
                    </template>
                </Column>
                <Column field="category" header="Category" sortable style="min-width:10rem"></Column>
                <Column field="rating" header="Reviews" sortable style="min-width:12rem">
                    <template #body="slotProps">
                        <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false" />
                    </template>
                </Column>
                <Column field="inventoryStatus" header="Status" sortable style="min-width:12rem">
                    <template #body="slotProps">
                        <Tag :value="slotProps.data.inventoryStatus" :severity="getStatusLabel(slotProps.data.inventoryStatus)" />
                    </template>
                </Column>
                <Column :exportable="false" style="min-width:8rem">
                    <template #body="slotProps">
                        <Button icon="pi pi-pencil" outlined rounded class="mr-2" @click="editProduct(slotProps.data)" />
                        <Button icon="pi pi-trash" outlined rounded severity="danger" @click="confirmDeleteProduct(slotProps.data)" />
                    </template>
                </Column>
            </DataTable>
        </div>

        <Dialog v-model:visible="productDialog" :style="{width: '450px'}" header="Product Details" :modal="true" class="p-fluid">
            <img v-if="product.image" :src="\`https://primefaces.org/cdn/primevue/images/product/\${product.image}\`" :alt="product.image" class="block m-auto pb-3" />
            <div class="field">
                <label for="name">Name</label>
                <InputText id="name" v-model.trim="product.name" required="true" autofocus :class="{'p-invalid': submitted && !product.name}" />
                <small class="p-error" v-if="submitted && !product.name">Name is required.</small>
            </div>
            <div class="field">
                <label for="description">Description</label>
                <Textarea id="description" v-model="product.description" required="true" rows="3" cols="20" />
            </div>

            <div class="field">
				<label for="inventoryStatus" class="mb-3">Inventory Status</label>
				<Dropdown id="inventoryStatus" v-model="product.inventoryStatus" :options="statuses" optionLabel="label" placeholder="Select a Status">
					<template #value="slotProps">
						<div v-if="slotProps.value && slotProps.value.value">
                            <Tag :value="slotProps.value.value" :severity="getStatusLabel(slotProps.value.label)" />
                        </div>
                        <div v-else-if="slotProps.value && !slotProps.value.value">
                            <Tag :value="slotProps.value" :severity="getStatusLabel(slotProps.value)" />
                        </div>
						<span v-else>
							{{slotProps.placeholder}}
						</span>
					</template>
				</Dropdown>
			</div>

            <div class="field">
                <label class="mb-3">Category</label>
                <div class="formgrid grid">
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category1" name="category" value="Accessories" v-model="product.category" />
                        <label for="category1">Accessories</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category2" name="category" value="Clothing" v-model="product.category" />
                        <label for="category2">Clothing</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category3" name="category" value="Electronics" v-model="product.category" />
                        <label for="category3">Electronics</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category4" name="category" value="Fitness" v-model="product.category" />
                        <label for="category4">Fitness</label>
                    </div>
                </div>
            </div>

            <div class="formgrid grid">
                <div class="field col">
                    <label for="price">Price</label>
                    <InputNumber id="price" v-model="product.price" mode="currency" currency="USD" locale="en-US" />
                </div>
                <div class="field col">
                    <label for="quantity">Quantity</label>
                    <InputNumber id="quantity" v-model="product.quantity" integeronly />
                </div>
            </div>
            <template #footer>
                <Button label="Cancel" icon="pi pi-times" text @click="hideDialog"/>
                <Button label="Save" icon="pi pi-check" text @click="saveProduct" />
            </template>
        </Dialog>

        <Dialog v-model:visible="deleteProductDialog" :style="{width: '450px'}" header="Confirm" :modal="true">
            <div class="confirmation-content">
                <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
                <span v-if="product">Are you sure you want to delete <b>{{product.name}}</b>?</span>
            </div>
            <template #footer>
                <Button label="No" icon="pi pi-times" text @click="deleteProductDialog = false"/>
                <Button label="Yes" icon="pi pi-check" text @click="deleteProduct" />
            </template>
        </Dialog>

        <Dialog v-model:visible="deleteProductsDialog" :style="{width: '450px'}" header="Confirm" :modal="true">
            <div class="confirmation-content">
                <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
                <span v-if="product">Are you sure you want to delete the selected products?</span>
            </div>
            <template #footer>
                <Button label="No" icon="pi pi-times" text @click="deleteProductsDialog = false"/>
                <Button label="Yes" icon="pi pi-check" text @click="deleteSelectedProducts" />
            </template>
        </Dialog>
	</div>
</template>

<script>
import { FilterMatchMode } from 'primevue/api';
import { ProductService } from '@/service/ProductService';

export default {
    data() {
        return {
            products: null,
            productDialog: false,
            deleteProductDialog: false,
            deleteProductsDialog: false,
            product: {},
            selectedProducts: null,
            filters: {},
            submitted: false,
            statuses: [
				{label: 'INSTOCK', value: 'instock'},
				{label: 'LOWSTOCK', value: 'lowstock'},
				{label: 'OUTOFSTOCK', value: 'outofstock'}
            ]
        }
    },
    created() {
        this.initFilters();
    },
    mounted() {
        ProductService.getProducts().then((data) => (this.products = data));
    },
    methods: {
        formatCurrency(value) {
            if(value)
				return value.toLocaleString('en-US', {style: 'currency', currency: 'USD'});
			return;
        },
        openNew() {
            this.product = {};
            this.submitted = false;
            this.productDialog = true;
        },
        hideDialog() {
            this.productDialog = false;
            this.submitted = false;
        },
        saveProduct() {
            this.submitted = true;

			if (this.product.name.trim()) {
                if (this.product.id) {
                    this.product.inventoryStatus = this.product.inventoryStatus.value ? this.product.inventoryStatus.value: this.product.inventoryStatus;
                    this.products[this.findIndexById(this.product.id)] = this.product;
                    this.$toast.add({severity:'success', summary: 'Successful', detail: 'Product Updated', life: 3000});
                }
                else {
                    this.product.id = this.createId();
                    this.product.code = this.createId();
                    this.product.image = 'product-placeholder.svg';
                    this.product.inventoryStatus = this.product.inventoryStatus ? this.product.inventoryStatus.value : 'INSTOCK';
                    this.products.push(this.product);
                    this.$toast.add({severity:'success', summary: 'Successful', detail: 'Product Created', life: 3000});
                }

                this.productDialog = false;
                this.product = {};
            }
        },
        editProduct(product) {
            this.product = {...product};
            this.productDialog = true;
        },
        confirmDeleteProduct(product) {
            this.product = product;
            this.deleteProductDialog = true;
        },
        deleteProduct() {
            this.products = this.products.filter(val => val.id !== this.product.id);
            this.deleteProductDialog = false;
            this.product = {};
            this.$toast.add({severity:'success', summary: 'Successful', detail: 'Product Deleted', life: 3000});
        },
        findIndexById(id) {
            let index = -1;
            for (let i = 0; i < this.products.length; i++) {
                if (this.products[i].id === id) {
                    index = i;
                    break;
                }
            }

            return index;
        },
        createId() {
            let id = '';
            var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
            for ( var i = 0; i < 5; i++ ) {
                id += chars.charAt(Math.floor(Math.random() * chars.length));
            }
            return id;
        },
        exportCSV() {
            this.$refs.dt.exportCSV();
        },
        confirmDeleteSelected() {
            this.deleteProductsDialog = true;
        },
        deleteSelectedProducts() {
            this.products = this.products.filter(val => !this.selectedProducts.includes(val));
            this.deleteProductsDialog = false;
            this.selectedProducts = null;
            this.$toast.add({severity:'success', summary: 'Successful', detail: 'Products Deleted', life: 3000});
        },
        initFilters() {
            this.filters = {
                'global': {value: null, matchMode: FilterMatchMode.CONTAINS},
            }
        },
        getStatusLabel(status) {
            switch (status) {
                case 'INSTOCK':
                    return 'success';

                case 'LOWSTOCK':
                    return 'warning';

                case 'OUTOFSTOCK':
                    return 'danger';

                default:
                    return null;
            }
        }
    }
}
<\/script>

`,
                composition: `
<template>
    <div>
        <div class="card">
            <Toolbar class="mb-4">
                <template #start>
                    <Button label="New" icon="pi pi-plus" severity="success" class="mr-2" @click="openNew" />
                    <Button label="Delete" icon="pi pi-trash" severity="danger" @click="confirmDeleteSelected" :disabled="!selectedProducts || !selectedProducts.length" />
                </template>

                <template #end>
                    <FileUpload mode="basic" accept="image/*" :maxFileSize="1000000" label="Import" chooseLabel="Import" class="mr-2 inline-block" />
                    <Button label="Export" icon="pi pi-upload" severity="help" @click="exportCSV($event)"  />
                </template>
            </Toolbar>

            <DataTable ref="dt" :value="products" v-model:selection="selectedProducts" dataKey="id" 
                :paginator="true" :rows="10" :filters="filters"
                paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown" :rowsPerPageOptions="[5,10,25]"
                currentPageReportTemplate="Showing {first} to {last} of {totalRecords} products">
                <template #header>
                    <div class="flex flex-wrap gap-2 align-items-center justify-content-between">
                        <h4 class="m-0">Manage Products</h4>
						<span class="p-input-icon-left">
                            <i class="pi pi-search" />
                            <InputText v-model="filters['global'].value" placeholder="Search..." />
                        </span>
					</div>
                </template>

                <Column selectionMode="multiple" style="width: 3rem" :exportable="false"></Column>
                <Column field="code" header="Code" sortable style="min-width:12rem"></Column>
                <Column field="name" header="Name" sortable style="min-width:16rem"></Column>
                <Column header="Image">
                    <template #body="slotProps">
                        <img :src="\`https://primefaces.org/cdn/primevue/images/product/\${slotProps.data.image}\`" :alt="slotProps.data.image" class="shadow-2 border-round" style="width: 64px" />
                    </template>
                </Column>
                <Column field="price" header="Price" sortable style="min-width:8rem">
                    <template #body="slotProps">
                        {{formatCurrency(slotProps.data.price)}}
                    </template>
                </Column>
                <Column field="category" header="Category" sortable style="min-width:10rem"></Column>
                <Column field="rating" header="Reviews" sortable style="min-width:12rem">
                    <template #body="slotProps">
                        <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false" />
                    </template>
                </Column>
                <Column field="inventoryStatus" header="Status" sortable style="min-width:12rem">
                    <template #body="slotProps">
                        <Tag :value="slotProps.data.inventoryStatus" :severity="getStatusLabel(slotProps.data.inventoryStatus)" />
                    </template>
                </Column>
                <Column :exportable="false" style="min-width:8rem">
                    <template #body="slotProps">
                        <Button icon="pi pi-pencil" outlined rounded class="mr-2" @click="editProduct(slotProps.data)" />
                        <Button icon="pi pi-trash" outlined rounded severity="danger" @click="confirmDeleteProduct(slotProps.data)" />
                    </template>
                </Column>
            </DataTable>
        </div>

        <Dialog v-model:visible="productDialog" :style="{width: '450px'}" header="Product Details" :modal="true" class="p-fluid">
            <img v-if="product.image" :src="\`https://primefaces.org/cdn/primevue/images/product/\${product.image}\`" :alt="product.image" class="block m-auto pb-3" />
            <div class="field">
                <label for="name">Name</label>
                <InputText id="name" v-model.trim="product.name" required="true" autofocus :class="{'p-invalid': submitted && !product.name}" />
                <small class="p-error" v-if="submitted && !product.name">Name is required.</small>
            </div>
            <div class="field">
                <label for="description">Description</label>
                <Textarea id="description" v-model="product.description" required="true" rows="3" cols="20" />
            </div>

            <div class="field">
				<label for="inventoryStatus" class="mb-3">Inventory Status</label>
				<Dropdown id="inventoryStatus" v-model="product.inventoryStatus" :options="statuses" optionLabel="label" placeholder="Select a Status">
					<template #value="slotProps">
						<div v-if="slotProps.value && slotProps.value.value">
                            <Tag :value="slotProps.value.value" :severity="getStatusLabel(slotProps.value.label)" />
                        </div>
                        <div v-else-if="slotProps.value && !slotProps.value.value">
                            <Tag :value="slotProps.value" :severity="getStatusLabel(slotProps.value)" />
                        </div>
						<span v-else>
							{{slotProps.placeholder}}
						</span>
					</template>
				</Dropdown>
			</div>

            <div class="field">
                <label class="mb-3">Category</label>
                <div class="formgrid grid">
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category1" name="category" value="Accessories" v-model="product.category" />
                        <label for="category1">Accessories</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category2" name="category" value="Clothing" v-model="product.category" />
                        <label for="category2">Clothing</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category3" name="category" value="Electronics" v-model="product.category" />
                        <label for="category3">Electronics</label>
                    </div>
                    <div class="field-radiobutton col-6">
                        <RadioButton id="category4" name="category" value="Fitness" v-model="product.category" />
                        <label for="category4">Fitness</label>
                    </div>
                </div>
            </div>

            <div class="formgrid grid">
                <div class="field col">
                    <label for="price">Price</label>
                    <InputNumber id="price" v-model="product.price" mode="currency" currency="USD" locale="en-US" />
                </div>
                <div class="field col">
                    <label for="quantity">Quantity</label>
                    <InputNumber id="quantity" v-model="product.quantity" integeronly />
                </div>
            </div>
            <template #footer>
                <Button label="Cancel" icon="pi pi-times" text @click="hideDialog"/>
                <Button label="Save" icon="pi pi-check" text @click="saveProduct" />
            </template>
        </Dialog>

        <Dialog v-model:visible="deleteProductDialog" :style="{width: '450px'}" header="Confirm" :modal="true">
            <div class="confirmation-content">
                <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
                <span v-if="product">Are you sure you want to delete <b>{{product.name}}</b>?</span>
            </div>
            <template #footer>
                <Button label="No" icon="pi pi-times" text @click="deleteProductDialog = false"/>
                <Button label="Yes" icon="pi pi-check" text @click="deleteProduct" />
            </template>
        </Dialog>

        <Dialog v-model:visible="deleteProductsDialog" :style="{width: '450px'}" header="Confirm" :modal="true">
            <div class="confirmation-content">
                <i class="pi pi-exclamation-triangle mr-3" style="font-size: 2rem" />
                <span v-if="product">Are you sure you want to delete the selected products?</span>
            </div>
            <template #footer>
                <Button label="No" icon="pi pi-times" text @click="deleteProductsDialog = false"/>
                <Button label="Yes" icon="pi pi-check" text @click="deleteSelectedProducts" />
            </template>
        </Dialog>
	</div>
</template>

<script setup>
import { ref, onMounted } from 'vue';
import { FilterMatchMode } from 'primevue/api';
import { useToast } from 'primevue/usetoast';
import { ProductService } from '@/service/ProductService';

onMounted(() => {
    ProductService.getProducts().then((data) => (products.value = data));
});

const toast = useToast();
const dt = ref();
const products = ref();
const productDialog = ref(false);
const deleteProductDialog = ref(false);
const deleteProductsDialog = ref(false);
const product = ref({});
const selectedProducts = ref();
const filters = ref({
    'global': {value: null, matchMode: FilterMatchMode.CONTAINS},
});
const submitted = ref(false);
const statuses = ref([
    {label: 'INSTOCK', value: 'instock'},
    {label: 'LOWSTOCK', value: 'lowstock'},
    {label: 'OUTOFSTOCK', value: 'outofstock'}
]);

const formatCurrency = (value) => {
    if(value)
        return value.toLocaleString('en-US', {style: 'currency', currency: 'USD'});
    return;
};
const openNew = () => {
    product.value = {};
    submitted.value = false;
    productDialog.value = true;
};
const hideDialog = () => {
    productDialog.value = false;
    submitted.value = false;
};
const saveProduct = () => {
    submitted.value = true;

    if (product.value.name.trim()) {
        if (product.value.id) {
            product.value.inventoryStatus = product.value.inventoryStatus.value ? product.value.inventoryStatus.value : product.value.inventoryStatus;
            products.value[findIndexById(product.value.id)] = product.value;
            toast.add({severity:'success', summary: 'Successful', detail: 'Product Updated', life: 3000});
        }
        else {
            product.value.id = createId();
            product.value.code = createId();
            product.value.image = 'product-placeholder.svg';
            product.value.inventoryStatus = product.value.inventoryStatus ? product.value.inventoryStatus.value : 'INSTOCK';
            products.value.push(product.value);
            toast.add({severity:'success', summary: 'Successful', detail: 'Product Created', life: 3000});
        }

        productDialog.value = false;
        product.value = {};
    }
};
const editProduct = (prod) => {
    product.value = {...prod};
    productDialog.value = true;
};
const confirmDeleteProduct = (prod) => {
    product.value = prod;
    deleteProductDialog.value = true;
};
const deleteProduct = () => {
    products.value = products.value.filter(val => val.id !== product.value.id);
    deleteProductDialog.value = false;
    product.value = {};
    toast.add({severity:'success', summary: 'Successful', detail: 'Product Deleted', life: 3000});
};
const findIndexById = (id) => {
    let index = -1;
    for (let i = 0; i < products.value.length; i++) {
        if (products.value[i].id === id) {
            index = i;
            break;
        }
    }

    return index;
};
const createId = () => {
    let id = '';
    var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
    for ( var i = 0; i < 5; i++ ) {
        id += chars.charAt(Math.floor(Math.random() * chars.length));
    }
    return id;
}
const exportCSV = () => {
    dt.value.exportCSV();
};
const confirmDeleteSelected = () => {
    deleteProductsDialog.value = true;
};
const deleteSelectedProducts = () => {
    products.value = products.value.filter(val => !selectedProducts.value.includes(val));
    deleteProductsDialog.value = false;
    selectedProducts.value = null;
    toast.add({severity:'success', summary: 'Successful', detail: 'Products Deleted', life: 3000});
};

const getStatusLabel = (status) => {
    switch (status) {
        case 'INSTOCK':
            return 'success';

        case 'LOWSTOCK':
            return 'warning';

        case 'OUTOFSTOCK':
            return 'danger';

        default:
            return null;
    }
};

<\/script>
`,
                data: `
{
    id: '1000',
    code: 'f230fh0g3',
    name: 'Bamboo Watch',
    description: 'Product Description',
    image: 'bamboo-watch.jpg',
    price: 65,
    category: 'Accessories',
    quantity: 24,
    inventoryStatus: 'INSTOCK',
    rating: 5
},
...`
            }
        };
    },

    created() {
        this.initFilters();
    },
    mounted() {
        ProductService.getProducts().then((data) => (this.products = data));
    },
    methods: {
        formatCurrency(value) {
            if (value) return value.toLocaleString('en-US', { style: 'currency', currency: 'USD' });

            return;
        },
        openNew() {
            this.product = {};
            this.submitted = false;
            this.productDialog = true;
        },
        hideDialog() {
            this.productDialog = false;
            this.submitted = false;
        },
        saveProduct() {
            this.submitted = true;

            if (this.product.name.trim()) {
                if (this.product.id) {
                    this.product.inventoryStatus = this.product.inventoryStatus.value ? this.product.inventoryStatus.value : this.product.inventoryStatus;
                    this.products[this.findIndexById(this.product.id)] = this.product;
                    this.$toast.add({ severity: 'success', summary: 'Successful', detail: 'Product Updated', life: 3000 });
                } else {
                    this.product.id = this.createId();
                    this.product.code = this.createId();
                    this.product.image = 'product-placeholder.svg';
                    this.product.inventoryStatus = this.product.inventoryStatus ? this.product.inventoryStatus.value : 'INSTOCK';
                    this.products.push(this.product);
                    this.$toast.add({ severity: 'success', summary: 'Successful', detail: 'Product Created', life: 3000 });
                }

                this.productDialog = false;
                this.product = {};
            }
        },
        editProduct(product) {
            this.product = { ...product };
            this.productDialog = true;
        },
        confirmDeleteProduct(product) {
            this.product = product;
            this.deleteProductDialog = true;
        },
        deleteProduct() {
            this.products = this.products.filter((val) => val.id !== this.product.id);
            this.deleteProductDialog = false;
            this.product = {};
            this.$toast.add({ severity: 'success', summary: 'Successful', detail: 'Product Deleted', life: 3000 });
        },
        findIndexById(id) {
            let index = -1;

            for (let i = 0; i < this.products.length; i++) {
                if (this.products[i].id === id) {
                    index = i;
                    break;
                }
            }

            return index;
        },
        createId() {
            let id = '';
            var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';

            for (var i = 0; i < 5; i++) {
                id += chars.charAt(Math.floor(Math.random() * chars.length));
            }

            return id;
        },
        exportCSV() {
            this.$refs.dt.exportCSV();
        },
        confirmDeleteSelected() {
            this.deleteProductsDialog = true;
        },
        deleteSelectedProducts() {
            this.products = this.products.filter((val) => !this.selectedProducts.includes(val));
            this.deleteProductsDialog = false;
            this.selectedProducts = null;
            this.$toast.add({ severity: 'success', summary: 'Successful', detail: 'Products Deleted', life: 3000 });
        },
        initFilters() {
            this.filters = {
                global: { value: null, matchMode: FilterMatchMode.CONTAINS }
            };
        },
        getStatusLabel(status) {
            switch (status) {
                case 'INSTOCK':
                    return 'success';

                case 'LOWSTOCK':
                    return 'warning';

                case 'OUTOFSTOCK':
                    return 'danger';

                default:
                    return null;
            }
        }
    }
};
</script>