import { useState, useEffect } from 'react';
import { Table, Button, Image, Form, Input, Tabs, Card, Popconfirm, message, Spin } from 'antd';
import { getSwiperListAPI, addSwiperDataAPI, editSwiperDataAPI, delSwiperDataAPI, getSwiperDataAPI } from '@/api/Swiper';
import { Swiper } from '@/types/app/swiper';
import Title from '@/components/Title';
import { ColumnsType } from 'antd/es/table';
import { CloudUploadOutlined, PictureOutlined } from '@ant-design/icons';
import FileUpload from '@/components/FileUpload';

const SwiperPage = () => {
    const [loading, setLoading] = useState<boolean>(false);
    const [btnLoading, setBtnLoading] = useState(false)
    const [editLoading, setEditLoading] = useState(false)

    const [form] = Form.useForm();

    const [swiper, setSwiper] = useState<Swiper>({} as Swiper);
    const [list, setList] = useState<Swiper[]>([]);
    const [isModalOpen, setIsModalOpen] = useState<boolean>(false);
    const [tab, setTab] = useState<string>('list');

    const columns: ColumnsType<Swiper> = [
        { title: 'ID', dataIndex: 'id', key: 'id', align: 'center' },
        {
            title: '图片', dataIndex: 'image', key: 'image', width: 200,
            render: (url: string) => <Image width={200} src={url} className="w-full rounded cursor-pointer" />
        },
        { title: '标题', dataIndex: 'title', key: 'title' },
        { title: '描述', dataIndex: 'description', key: 'description', width: 500, },
        {
            title: '操作', key: 'action', align: 'center',
            render: (text: string, record: Swiper) => (
                <>
                    <Button onClick={() => editSwiperData(record)}>修改</Button>

                    <Popconfirm title="警告" description="你确定要删除吗" okText="确定" cancelText="取消" onConfirm={() => delSwiperData(record.id!)}>
                        <Button type="primary" danger className="ml-2">删除</Button>
                    </Popconfirm>
                </>
            )
        }
    ];

    const getSwiperList = async () => {
        try {
            const { data } = await getSwiperListAPI();
            setList(data as Swiper[]);
        } catch (error) {
            setLoading(false);
        }

        setLoading(false);
    };

    useEffect(() => {
        setLoading(true);
        getSwiperList();
    }, []);

    const editSwiperData = async (record: Swiper) => {
        setEditLoading(true);
        setTab('operate');

        try {
            const { data } = await getSwiperDataAPI(record.id)
            setSwiper(data);
            form.setFieldsValue(record);
        } catch (error) {
            setEditLoading(false);
        }

        setEditLoading(false);
    };

    const delSwiperData = async (id: number) => {
        setBtnLoading(true);

        try {
            await delSwiperDataAPI(id);
            await getSwiperList();
            message.success('🎉 删除轮播图成功');
        } catch (error) {
            setBtnLoading(false);
        }

        setBtnLoading(false);
    };

    const onSubmit = async () => {
        setBtnLoading(true)

        try {
            form.validateFields().then(async (values: Swiper) => {
                if (swiper.id) {
                    await editSwiperDataAPI({ ...swiper, ...values });
                    message.success('🎉 编辑轮播图成功');
                } else {
                    await addSwiperDataAPI({ ...swiper, ...values });
                    message.success('🎉 新增轮播图成功');
                }

                await getSwiperList();
                setTab('list');
                form.resetFields();
                setSwiper({} as Swiper);
            })
        } catch (error) {
            setBtnLoading(false)
        }
    };

    const handleTabChange = (key: string) => {
        setTab(key);
        form.resetFields();
        setSwiper({} as Swiper);
    };

    // 文件上传
    const UploadBtn = () => (
        <CloudUploadOutlined className='text-xl cursor-pointer' onClick={() => setIsModalOpen(true)} />
    )

    const tabItems = [
        {
            label: '轮播图列表',
            key: 'list',
            children: (
                <Table
                    rowKey="id"
                    dataSource={list}
                    columns={columns}
                    scroll={{ x: 'max-content' }}
                    pagination={{
                        position: ['bottomCenter'],
                        pageSize: 8
                    }}
                    loading={loading}
                    className="w-full"
                />
            )
        },
        {
            label: swiper.id ? '编辑轮播图' : '新增轮播图',
            key: 'operate',
            children: (
                <Spin spinning={editLoading}>
                    <h2 className="text-xl pb-4 text-center">{swiper.id ? '编辑轮播图' : '新增轮播图'}</h2>

                    <Form
                        form={form}
                        layout="vertical"
                        initialValues={swiper}
                        onFinish={onSubmit}
                        size='large'
                        className="max-w-md mx-auto"
                    >
                        <Form.Item label="标题" name="title" rules={[{ required: true, message: '轮播图标题不能为空' }]}>
                            <Input placeholder="要么沉沦 要么巅峰!" />
                        </Form.Item>

                        <Form.Item label="描述" name="description">
                            <Input placeholder="Either sink or peak!" />
                        </Form.Item>

                        <Form.Item label="链接" name="url">
                            <Input placeholder="https://liuyuyang.net/" />
                        </Form.Item>

                        <Form.Item label="图片" name="image" rules={[{ required: true, message: '轮播图不能为空' }]}>
                            <Input placeholder="https://liuyuyang.net/swiper.jpg" prefix={<PictureOutlined />} addonAfter={<UploadBtn />} className='customizeAntdInputAddonAfter' />
                        </Form.Item>

                        <Form.Item>
                            <Button type="primary" htmlType="submit" loading={btnLoading} className="w-full">{swiper.id ? '编辑轮播图' : '新增轮播图'}</Button>
                        </Form.Item>
                    </Form>
                </Spin>
            )
        }
    ];

    return (
        <>
            <Title value="轮播图管理" />

            <Card className="[&>.ant-card-body]:!pt-0 mt-2 min-h-[calc(100vh-180px)]">
                <Tabs activeKey={tab} onChange={handleTabChange} items={tabItems} />
            </Card>

            <FileUpload
                dir="swiper"
                open={isModalOpen}
                onSuccess={(url: string[]) => form.setFieldValue("image", url.join("\n"))}
                onCancel={() => setIsModalOpen(false)}
            />
        </>
    );
};

export default SwiperPage;