import React, { useState, useRef, useEffect } from 'react';
import { Button, message, Modal } from 'antd';
import {
    FooterToolbar,
    PageContainer,
    ProTable,
    LightFilter,
} from '@ant-design/pro-components';
import { PlusOutlined, ExportOutlined } from '@ant-design/icons';
import Http from '@/utils/http';
import Edit from './components/edit'
import { TextFilter, SelectFilter, DatetimeRangeFilter, LinkFilter } from '@/components/TableSearch'

const handleSave = async (val) => {
    const hide = message.loading('正在添加');
    try {
        const resp = await Http.doPost('api/@{SIMPLEENTITYNAME}/save', val);
        if (resp.code === 200) {
            message.success('添加成功');
            return true;
        } else {
            message.error(resp.msg);
            return false;
        }
    } catch (error) {
        message.error('添加失败请重试！');
        return false;
    } finally {
        hide();
    }
};

const handleUpdate = async (val) => {
    const hide = message.loading('正在更新');
    try {
        const resp = await Http.doPost('api/@{SIMPLEENTITYNAME}/update', val);
        if (resp.code === 200) {
            message.success('更新成功');
            return true;
        } else {
            message.error(resp.msg);
            return false;
        }
    } catch (error) {
        message.error('配置失败请重试！');
        return false;
    } finally {
        hide();
    }
};

const handleRemove = async (rows) => {
    if (!rows) return true;
    const hide = message.loading('正在删除');
    try {
        const resp = await Http.doPost('api/@{SIMPLEENTITYNAME}/remove/' + rows.map((row) => row.id).join(','));
        if (resp.code === 200) {
            message.success('删除成功');
            return true;
        } else {
            message.error(resp.msg);
            return false;
        }
    } catch (error) {
        message.error('删除失败，请重试');
        return false;
    } finally {
        hide();
    }
};

const handleExport = async () => {
    const hide = message.loading('正在导出');
    try {
        const resp = await Http.doPostBlob('api/@{SIMPLEENTITYNAME}/export');
        const blob = new Blob([resp], { type: 'application/vnd.ms-excel' });
        window.location.href = window.URL.createObjectURL(blob);
        message.success('导出成功');
        return true;
    } catch (error) {
        message.error('导出失败，请重试');
        return false;
    } finally {
        hide();
    }
};


const Main = () => {
    const formTableRef = useRef();
    const actionRef = useRef();
    const [selectedRows, setSelectedRows] = useState([]);
    const [modalVisible, setModalVisible] = useState(false);
    const [currentRow, setCurrentRow] = useState();
    const [searchParam, setSearchParam] = useState({});

    useEffect(() => {

    }, []);

    const columns = [
        {
            title: 'No',
            dataIndex: 'index',
            valueType: 'indexBorder',
            width: 48,
        },
@{TABLECOLUMNS}
        {
            title: '操作',
            dataIndex: 'option',
            width: 140,
            valueType: 'option',
            render: (_, record) => [
                <Button
                    type="link"
                    key="edit"
                    onClick={() => {
                        setModalVisible(true);
                        setCurrentRow(record);
                    }}
                >
                    编辑
                </Button>,
                <Button
                    type="link"
                    danger
                    key="batchRemove"
                    onClick={async () => {
                        Modal.confirm({
                            title: '删除',
                            content: '确定删除该项吗？',
                            onOk: async () => {
                                const success = await handleRemove([record]);
                                if (success) {
                                    if (actionRef.current) {
                                        actionRef.current.reload();
                                    }
                                }
                            },
                        });
                    }}
                >
                    删除
                </Button>,
            ],
        },
    ];

    return (
        <PageContainer>
            <div style={{ width: '100%', float: 'right' }}>
                <ProTable
                    key="@{SIMPLEENTITYNAME}"
                    rowKey="id"
                    actionRef={actionRef}
                    formRef={formTableRef}
                    columns={columns}
                    cardBordered
                    scroll={{ x: 1300 }}
                    dateFormatter="string"
                    pagination={{ pageSize: 20 }}
                    search={false}
                    toolbar={{
                        search: {
                            onSearch: (value) => {
                                setSearchParam(prevState => ({
                                    ...prevState,
                                    condition: value
                                }));
                                actionRef.current?.reload();
                            },
                        },
                        filter: (
                            <LightFilter
                                onValuesChange={(val) => {
                                }}
                            >
                            </LightFilter>
                        ),
                        actions: [
                            <Button
                                type="primary"
                                key="save"
                                onClick={async () => {
                                    setModalVisible(true)
                                }}
                            >
                                <PlusOutlined />
                                添加
                            </Button>,
                            <Button
                                key="export"
                                onClick={async () => {
                                    handleExport();
                                }}
                            >
                                <ExportOutlined />
                                导出
                            </Button>,
                        ],
                    }}
                    request={(params, sorter, filter) =>
                        Http.doPostPromise('/api/@{SIMPLEENTITYNAME}/page', { ...params, ...searchParam }, (res) => {
                            return {
                                data: res.data.records,
                                total: res.data.total,
                                success: true,
                            }
                        })
                    }
                    rowSelection={{
                        onChange: (ids, rows) => {
                            setSelectedRows(rows);
                        }
                    }}
                    columnsState={{
                        persistenceKey: 'pro-table-@{SIMPLEENTITYNAME}',
                        persistenceType: 'localStorage',
                        defaultValue: {
                            option: { fixed: 'right', disable: true },
                        },
                        onChange(value) {
                        },
                    }}
                />
            </div>

            {selectedRows?.length > 0 && (
                <FooterToolbar
                    extra={
                        <div>
                            已选择
                            <a style={{ fontWeight: 600 }}>{selectedRows.length}</a>
                            项
                        </div>
                    }
                >
                    <Button
                        key="remove"
                        danger
                        onClick={async () => {
                            Modal.confirm({
                                title: '删除',
                                content: '确定删除该项吗？',
                                onOk: async () => {
                                    const success = await handleRemove(selectedRows);
                                    if (success) {
                                        setSelectedRows([]);
                                        actionRef.current?.reloadAndRest?.();
                                    }
                                },
                            });
                        }}
                    >
                        批量删除
                    </Button>
                </FooterToolbar>
            )}

            <Edit
                open={modalVisible}
                values={currentRow || {}}
                onCancel={
                    () => {
                        setModalVisible(false);
                        setCurrentRow(undefined);
                    }
                }
                onSubmit={async (values) => {
                    let ok = false;
                    if (values.id) {
                        ok = await handleUpdate({ ...values })
                    } else {
                        ok = await handleSave({ ...values })
                    }
                    if (ok) {
                        setModalVisible(false);
                        setCurrentRow(undefined);
                        if (actionRef.current) {
                            actionRef.current.reload();
                        }
                    }
                }
                }
            />
        </PageContainer>
    );
};

export default Main;