import React, { useState, useEffect, useRef } from 'react';
import { Menu } from 'primereact/menu';
import { Button } from 'primereact/button';
import { Chart } from 'primereact/chart';
import { DataTable } from 'primereact/datatable';
import { Column } from 'primereact/column';
import { ProductService } from '../service/ProductService';

const lineData = {
    labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
    datasets: [
        {
            label: 'First Dataset',
            data: [65, 59, 80, 81, 56, 55, 40],
            fill: false,
            backgroundColor: '#2f4860',
            borderColor: '#2f4860',
            tension: .4
        },
        {
            label: 'Second Dataset',
            data: [28, 48, 40, 19, 86, 27, 90],
            fill: false,
            backgroundColor: '#00bb7e',
            borderColor: '#00bb7e',
            tension: .4
        }
    ]
};

const Dashboard = (props) => {
    const [products, setProducts] = useState(null);
    const menu1 = useRef(null);
    const menu2 = useRef(null);
    const [lineOptions, setLineOptions] = useState(null)

    const applyLightTheme = () => {
        const lineOptions = {
            plugins: {
                legend: {
                    labels: {
                        color: '#495057'
                    }
                }
            },
            scales: {
                x: {
                    ticks: {
                        color: '#495057'
                    },
                    grid: {
                        color: '#ebedef',
                    }
                },
                y: {
                    ticks: {
                        color: '#495057'
                    },
                    grid: {
                        color: '#ebedef',
                    }
                },
            }
        };

        setLineOptions(lineOptions)
    }

    const applyDarkTheme = () => {
        const lineOptions = {
            plugins: {
                legend: {
                    labels: {
                        color: '#ebedef'
                    }
                }
            },
            scales: {
                x: {
                    ticks: {
                        color: '#ebedef'
                    },
                    grid: {
                        color: 'rgba(160, 167, 181, .3)',
                    }
                },
                y: {
                    ticks: {
                        color: '#ebedef'
                    },
                    grid: {
                        color: 'rgba(160, 167, 181, .3)',
                    }
                },
            }
        };

        setLineOptions(lineOptions)
    }

    useEffect(() => {
        const productService = new ProductService();
        productService.getProductsSmall().then(data => setProducts(data));
    }, []);

    useEffect(() => {
        if (props.colorMode === 'light') {
            applyLightTheme();
        } else {
            applyDarkTheme();
        }
    }, [props.colorMode]);

    const formatCurrency = (value) => {
        return value.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
    };

    return (
        <div className="grid">
            <div className="col-12 lg:col-6 xl:col-3">
                <div className="card mb-0">
                    <div className="flex justify-content-between mb-3">
                        <div>
                            <span className="block text-500 font-medium mb-3">Orders</span>
                            <div className="text-900 font-medium text-xl">152</div>
                        </div>
                        <div className="flex align-items-center justify-content-center bg-blue-100 border-round" style={{width: '2.5rem', height: '2.5rem'}}>
                            <i className="pi pi-shopping-cart text-blue-500 text-xl"/>
                        </div>
                    </div>
                    <span className="text-green-500 font-medium">24 new </span>
                    <span className="text-500">since last visit</span>
                </div>
            </div>
            <div className="col-12 lg:col-6 xl:col-3">
                <div className="card mb-0">
                    <div className="flex justify-content-between mb-3">
                        <div>
                            <span className="block text-500 font-medium mb-3">Revenue</span>
                            <div className="text-900 font-medium text-xl">$2.100</div>
                        </div>
                        <div className="flex align-items-center justify-content-center bg-orange-100 border-round" style={{width: '2.5rem', height: '2.5rem'}}>
                            <i className="pi pi-map-marker text-orange-500 text-xl"/>
                        </div>
                    </div>
                    <span className="text-green-500 font-medium">%52+ </span>
                    <span className="text-500">since last week</span>
                </div>
            </div>
            <div className="col-12 lg:col-6 xl:col-3">
                <div className="card mb-0">
                    <div className="flex justify-content-between mb-3">
                        <div>
                            <span className="block text-500 font-medium mb-3">Customers</span>
                            <div className="text-900 font-medium text-xl">28441</div>
                        </div>
                        <div className="flex align-items-center justify-content-center bg-cyan-100 border-round" style={{width: '2.5rem', height: '2.5rem'}}>
                            <i className="pi pi-inbox text-cyan-500 text-xl"/>
                        </div>
                    </div>
                    <span className="text-green-500 font-medium">520  </span>
                    <span className="text-500">newly registered</span>
                </div>
            </div>
            <div className="col-12 lg:col-6 xl:col-3">
                <div className="card mb-0">
                    <div className="flex justify-content-between mb-3">
                        <div>
                            <span className="block text-500 font-medium mb-3">Comments</span>
                            <div className="text-900 font-medium text-xl">152 Unread</div>
                        </div>
                        <div className="flex align-items-center justify-content-center bg-purple-100 border-round" style={{width: '2.5rem', height: '2.5rem'}}>
                            <i className="pi pi-comment text-purple-500 text-xl"/>
                        </div>
                    </div>
                    <span className="text-green-500 font-medium">85 </span>
                    <span className="text-500">responded</span>
                </div>
            </div>

            <div className="col-12 xl:col-6">
                <div className="card">
                    <h5>Recent Sales</h5>
                    <DataTable value={products} rows={5} paginator responsiveLayout="scroll">
                        <Column header="Image" body={(data) => <img className="shadow-2" src={`assets/demo/images/product/${data.image}`} alt={data.image} width="50"/>}/>
                        <Column field="name" header="Name" sortable style={{width: '35%'}}/>
                        <Column field="price" header="Price" sortable style={{width: '35%'}} body={(data) => formatCurrency(data.price)}/>
                        <Column header="View" style={{width:'15%'}} body={() => (
                            <>
                                <Button icon="pi pi-search" type="button" className="p-button-text"/>
                            </>
                        )}/>
                    </DataTable>
                </div>
                <div className="card">
                    <div className="flex justify-content-between align-items-center mb-5">
                        <h5>Best Selling Products</h5>
                        <div>
                            <Button type="button" icon="pi pi-ellipsis-v" className="p-button-rounded p-button-text p-button-plain" onClick={(event) => menu1.current.toggle(event)}/>
                            <Menu ref={menu1} popup model={[{ label: 'Add New', icon: 'pi pi-fw pi-plus' }, { label: 'Remove', icon: 'pi pi-fw pi-minus' }]}/>
                        </div>
                    </div>
                    <ul className="list-none p-0 m-0">
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Space T-Shirt</span>
                                <div className="mt-1 text-600">Clothing</div>
                            </div>
                            <div className="mt-2 md:mt-0 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-orange-500 h-full" style={{width: '50%'}}/>
                                </div>
                                <span className="text-orange-500 ml-3 font-medium">%50</span>
                            </div>
                        </li>
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Portal Sticker</span>
                                <div className="mt-1 text-600">Accessories</div>
                            </div>
                            <div className="mt-2 md:mt-0 ml-0 md:ml-8 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-cyan-500 h-full" style={{width: '16%'}}/>
                                </div>
                                <span className="text-cyan-500 ml-3 font-medium">%16</span>
                            </div>
                        </li>
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Supernova Sticker</span>
                                <div className="mt-1 text-600">Accessories</div>
                            </div>
                            <div className="mt-2 md:mt-0 ml-0 md:ml-8 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-pink-500 h-full" style={{width: '67%'}}/>
                                </div>
                                <span className="text-pink-500 ml-3 font-medium">%67</span>
                            </div>
                        </li>
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Wonders Notebook</span>
                                <div className="mt-1 text-600">Office</div>
                            </div>
                            <div className="mt-2 md:mt-0 ml-0 md:ml-8 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-green-500 h-full" style={{width: '35%'}}/>
                                </div>
                                <span className="text-green-500 ml-3 font-medium">%35</span>
                            </div>
                        </li>
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Mat Black Case</span>
                                <div className="mt-1 text-600">Accessories</div>
                            </div>
                            <div className="mt-2 md:mt-0 ml-0 md:ml-8 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-purple-500 h-full" style={{width: '75%'}}/>
                                </div>
                                <span className="text-purple-500 ml-3 font-medium">%75</span>
                            </div>
                        </li>
                        <li className="flex flex-column md:flex-row md:align-items-center md:justify-content-between mb-4">
                            <div>
                                <span className="text-900 font-medium mr-2 mb-1 md:mb-0">Robots T-Shirt</span>
                                <div className="mt-1 text-600">Clothing</div>
                            </div>
                            <div className="mt-2 md:mt-0 ml-0 md:ml-8 flex align-items-center">
                                <div className="surface-300 border-round overflow-hidden w-10rem lg:w-6rem" style={{height: '8px'}}>
                                    <div className="bg-teal-500 h-full" style={{width: '40%'}}/>
                                </div>
                                <span className="text-teal-500 ml-3 font-medium">%40</span>
                            </div>
                        </li>
                    </ul>
                </div>
            </div>

            <div className="col-12 xl:col-6">
                <div className="card">
                    <h5>Sales Overview</h5>
                    <Chart type="line" data={lineData} options={lineOptions} />
                </div>

                <div className="card">
                    <div className="flex align-items-center justify-content-between mb-4">
                        <h5>Notifications</h5>
                        <div>
                            <Button type="button" icon="pi pi-ellipsis-v" className="p-button-rounded p-button-text p-button-plain" onClick={(event) => menu2.current.toggle(event)}/>
                            <Menu ref={menu2} popup model={[{label: 'Add New', icon: 'pi pi-fw pi-plus'}, {label: 'Remove', icon: 'pi pi-fw pi-minus'}]}/>
                        </div>
                    </div>

                    <span className="block text-600 font-medium mb-3">TODAY</span>
                    <ul className="p-0 mx-0 mt-0 mb-4 list-none">
                        <li className="flex align-items-center py-2 border-bottom-1 surface-border">
                            <div className="w-3rem h-3rem flex align-items-center justify-content-center bg-blue-100 border-circle mr-3 flex-shrink-0">
                                <i className="pi pi-dollar text-xl text-blue-500"/>
                            </div>
                            <span className="text-900 line-height-3">Richard Jones
						<span className="text-700"> has purchased a blue t-shirt for <span className="text-blue-500">79$</span></span>
					</span>
                        </li>
                        <li className="flex align-items-center py-2">
                            <div className="w-3rem h-3rem flex align-items-center justify-content-center bg-orange-100 border-circle mr-3 flex-shrink-0">
                                <i className="pi pi-download text-xl text-orange-500"/>
                            </div>
                            <span className="text-700 line-height-3">Your request for withdrawal of <span className="text-blue-500 font-medium">2500$</span> has been initiated.</span>
                        </li>
                    </ul>

                    <span className="block text-600 font-medium mb-3">YESTERDAY</span>
                    <ul className="p-0 m-0 list-none">
                        <li className="flex align-items-center py-2 border-bottom-1 surface-border">
                            <div className="w-3rem h-3rem flex align-items-center justify-content-center bg-blue-100 border-circle mr-3 flex-shrink-0">
                                <i className="pi pi-dollar text-xl text-blue-500"/>
                            </div>
                            <span className="text-900 line-height-3">Keyser Wick
						<span className="text-700"> has purchased a black jacket for <span className="text-blue-500">59$</span></span>
					</span>
                        </li>
                        <li className="flex align-items-center py-2 border-bottom-1 surface-border">
                            <div className="w-3rem h-3rem flex align-items-center justify-content-center bg-pink-100 border-circle mr-3 flex-shrink-0">
                                <i className="pi pi-question text-xl text-pink-500"/>
                            </div>
                            <span className="text-900 line-height-3">Jane Davis
						<span className="text-700"> has posted a new questions about your product.</span>
					</span>
                        </li>
                    </ul>
                </div>
                <div className="px-4 py-5 shadow-2 flex flex-column md:flex-row md:align-items-center justify-content-between mb-3"
                     style={{borderRadius: '1rem', background: 'linear-gradient(0deg, rgba(0, 123, 255, 0.5), rgba(0, 123, 255, 0.5)), linear-gradient(92.54deg, #1C80CF 47.88%, #FFFFFF 100.01%)'}}>
                    <div>
                        <div className="text-blue-100 font-medium text-xl mt-2 mb-3">TAKE THE NEXT STEP</div>
                        <div className="text-white font-medium text-5xl">Try PrimeBlocks</div>
                    </div>
                    <div className="mt-4 mr-auto md:mt-0 md:mr-0">
                        <a href="https://www.primefaces.org/primeblocks-react" className="p-button font-bold px-5 py-3 p-button-warning p-button-rounded p-button-raised">
                            Get Started
                        </a>
                    </div>
                </div>
            </div>
        </div>
    );
}

const comparisonFn = function (prevProps, nextProps) {
    return (prevProps.location.pathname === nextProps.location.pathname) && (prevProps.colorMode === nextProps.colorMode);
};

export default React.memo(Dashboard, comparisonFn);