// Copyright 2021 The Casdoor Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import React from "react";
import {Link} from "react-router-dom";
import {Button, Popconfirm, Switch, Table} from 'antd';
import moment from "moment";
import * as Setting from "./Setting";
import * as PermissionBackend from "./backend/PermissionBackend";
import i18next from "i18next";
import BaseListPage from "./BaseListPage";

class PermissionListPage extends BaseListPage {
  newPermission() {
    const randomName = Setting.getRandomName();
    return {
      owner: "built-in",
      name: `permission_${randomName}`,
      createdTime: moment().format(),
      displayName: `New Permission - ${randomName}`,
      users: [],
      roles: [],
      resourceType: "Application",
      resources: ["app-built-in"],
      action: "Read",
      effect: "Allow",
      isEnabled: true,
    }
  }

  addPermission() {
    const newPermission = this.newPermission();
    PermissionBackend.addPermission(newPermission)
      .then((res) => {
          Setting.showMessage("success", `Permission added successfully`);
          this.props.history.push(`/permissions/${newPermission.owner}/${newPermission.name}`);
        }
      )
      .catch(error => {
        Setting.showMessage("error", `Permission failed to add: ${error}`);
      });
  }

  deletePermission(i) {
    PermissionBackend.deletePermission(this.state.data[i])
      .then((res) => {
          Setting.showMessage("success", `Permission deleted successfully`);
          this.setState({
            data: Setting.deleteRow(this.state.data, i),
            pagination: {total: this.state.pagination.total - 1},
          });
        }
      )
      .catch(error => {
        Setting.showMessage("error", `Permission failed to delete: ${error}`);
      });
  }

  renderTable(permissions) {
    const columns = [
      {
        title: i18next.t("general:Organization"),
        dataIndex: 'owner',
        key: 'owner',
        width: '120px',
        sorter: true,
        ...this.getColumnSearchProps('owner'),
        render: (text, record, index) => {
          return (
            <Link to={`/organizations/${text}`}>
              {text}
            </Link>
          )
        }
      },
      {
        title: i18next.t("general:Name"),
        dataIndex: 'name',
        key: 'name',
        width: '150px',
        fixed: 'left',
        sorter: true,
        ...this.getColumnSearchProps('name'),
        render: (text, record, index) => {
          return (
            <Link to={`/permissions/${text}`}>
              {text}
            </Link>
          )
        }
      },
      {
        title: i18next.t("general:Created time"),
        dataIndex: 'createdTime',
        key: 'createdTime',
        width: '160px',
        sorter: true,
        render: (text, record, index) => {
          return Setting.getFormattedDate(text);
        }
      },
      {
        title: i18next.t("general:Display name"),
        dataIndex: 'displayName',
        key: 'displayName',
        width: '160px',
        sorter: true,
        ...this.getColumnSearchProps('displayName'),
      },
      {
        title: i18next.t("role:Sub users"),
        dataIndex: 'users',
        key: 'users',
        // width: '100px',
        sorter: true,
        ...this.getColumnSearchProps('users'),
        render: (text, record, index) => {
          return Setting.getTags(text);
        }
      },
      {
        title: i18next.t("role:Sub roles"),
        dataIndex: 'roles',
        key: 'roles',
        // width: '100px',
        sorter: true,
        ...this.getColumnSearchProps('roles'),
        render: (text, record, index) => {
          return Setting.getTags(text);
        }
      },
      {
        title: i18next.t("permission:Resource type"),
        dataIndex: 'resourceType',
        key: 'resourceType',
        filterMultiple: false,
        filters: [
          {text: 'Application', value: 'Application'},
        ],
        width: '170px',
        sorter: true,
      },
      {
        title: i18next.t("permission:Resources"),
        dataIndex: 'resources',
        key: 'resources',
        // width: '100px',
        sorter: true,
        ...this.getColumnSearchProps('resources'),
        render: (text, record, index) => {
          return Setting.getTags(text);
        }
      },
      {
        title: i18next.t("permission:Actions"),
        dataIndex: 'actions',
        key: 'actions',
        // width: '100px',
        sorter: true,
        ...this.getColumnSearchProps('actions'),
        render: (text, record, index) => {
          return Setting.getTags(text);
        }
      },
      {
        title: i18next.t("permission:Effect"),
        dataIndex: 'effect',
        key: 'effect',
        filterMultiple: false,
        filters: [
          {text: 'Allow', value: 'Allow'},
          {text: 'Deny', value: 'Deny'},
        ],
        width: '120px',
        sorter: true,
      },
      {
        title: i18next.t("general:Is enabled"),
        dataIndex: 'isEnabled',
        key: 'isEnabled',
        width: '120px',
        sorter: true,
        render: (text, record, index) => {
          return (
            <Switch disabled checkedChildren="ON" unCheckedChildren="OFF" checked={text} />
          )
        }
      },
      {
        title: i18next.t("general:Action"),
        dataIndex: '',
        key: 'op',
        width: '170px',
        fixed: (Setting.isMobile()) ? "false" : "right",
        render: (text, record, index) => {
          return (
            <div>
              <Button style={{marginTop: '10px', marginBottom: '10px', marginRight: '10px'}} type="primary" onClick={() => this.props.history.push(`/permissions/${record.owner}/${record.name}`)}>{i18next.t("general:Edit")}</Button>
              <Popconfirm
                title={`Sure to delete permission: ${record.name} ?`}
                onConfirm={() => this.deletePermission(index)}
              >
                <Button style={{marginBottom: '10px'}} type="danger">{i18next.t("general:Delete")}</Button>
              </Popconfirm>
            </div>
          )
        }
      },
    ];

    const paginationProps = {
      total: this.state.pagination.total,
      showQuickJumper: true,
      showSizeChanger: true,
      showTotal: () => i18next.t("general:{total} in total").replace("{total}", this.state.pagination.total),
    };

    return (
      <div>
        <Table scroll={{x: 'max-content'}} columns={columns} dataSource={permissions} rowKey="name" size="middle" bordered pagination={paginationProps}
               title={() => (
                 <div>
                   {i18next.t("general:Permissions")}&nbsp;&nbsp;&nbsp;&nbsp;
                   <Button type="primary" size="small" onClick={this.addPermission.bind(this)}>{i18next.t("general:Add")}</Button>
                 </div>
               )}
               loading={this.state.loading}
               onChange={this.handleTableChange}
        />
      </div>
    );
  }

  fetch = (params = {}) => {
    let field = params.searchedColumn, value = params.searchText;
    let sortField = params.sortField, sortOrder = params.sortOrder;
    if (params.type !== undefined && params.type !== null) {
      field = "type";
      value = params.type;
    }
    this.setState({ loading: true });
    PermissionBackend.getPermissions("", params.pagination.current, params.pagination.pageSize, field, value, sortField, sortOrder)
      .then((res) => {
        if (res.status === "ok") {
          this.setState({
            loading: false,
            data: res.data,
            pagination: {
              ...params.pagination,
              total: res.data2,
            },
            searchText: params.searchText,
            searchedColumn: params.searchedColumn,
          });
        }
      });
  };
}

export default PermissionListPage;