index.tsx 4.14 KB
Newer Older
陈帅's avatar
陈帅 committed
1 2 3 4 5 6 7 8 9 10
import React, { Component } from 'react';
import { Form, Tabs } from 'antd';
import classNames from 'classnames';
import LoginItem, { LoginItemType, LoginItemProps } from './LoginItem';
import LoginTab from './LoginTab';
import styles from './index.less';
import LoginContext, { ILoginContext } from './LoginContext';
import { FormComponentProps } from 'antd/lib/form';
import LoginSubmit from './LoginSubmit';

陈帅's avatar
陈帅 committed
11
export interface LoginProps {
陈帅's avatar
陈帅 committed
12 13 14 15 16
  defaultActiveKey?: string;
  onTabChange?: (key: string) => void;
  style?: React.CSSProperties;
  onSubmit?: (error: any, values: any) => void;
  className?: string;
陈帅's avatar
陈帅 committed
17
  form: FormComponentProps['form'];
陈帅's avatar
陈帅 committed
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
  children: React.ReactElement<LoginTab>[];
}

interface LoginState {
  tabs?: string[];
  type?: string;
  active?: { [key: string]: Array<any> };
}

class Login extends Component<LoginProps, LoginState> {
  public static Tab = LoginTab;
  public static Submit = LoginSubmit;
  public static UserName: React.FunctionComponent<LoginItemProps>;
  public static Password: React.FunctionComponent<LoginItemProps>;
  public static Mobile: React.FunctionComponent<LoginItemProps>;
  public static Captcha: React.FunctionComponent<LoginItemProps>;
  static defaultProps = {
    className: '',
    defaultActiveKey: '',
    onTabChange: () => {},
    onSubmit: () => {},
  };

  constructor(props: LoginProps) {
    super(props);
    this.state = {
      type: props.defaultActiveKey,
      tabs: [],
      active: {},
    };
  }

  onSwitch = (type: string) => {
    this.setState(
      {
        type,
      },
      () => {
        const { onTabChange } = this.props;
        if (onTabChange) {
          onTabChange(type);
        }
陈帅's avatar
陈帅 committed
60
      },
陈帅's avatar
陈帅 committed
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
    );
  };

  getContext: () => ILoginContext = () => {
    const { form } = this.props;
    const { tabs = [] } = this.state;
    return {
      tabUtil: {
        addTab: id => {
          this.setState({
            tabs: [...tabs, id],
          });
        },
        removeTab: id => {
          this.setState({
            tabs: tabs.filter(currentId => currentId !== id),
          });
        },
      },
      form: { ...form },
      updateActive: activeItem => {
        const { type = '', active = {} } = this.state;
        if (active[type]) {
          active[type].push(activeItem);
        } else {
          active[type] = [activeItem];
        }
        this.setState({
          active,
        });
      },
    };
  };

  handleSubmit = (e: React.FormEvent) => {
    e.preventDefault();
    const { active = {}, type = '' } = this.state;
    const { form, onSubmit } = this.props;
    const activeFields = active[type] || [];
陈帅's avatar
陈帅 committed
100
    if (form) {
陈帅's avatar
陈帅 committed
101
      form.validateFields(activeFields, { force: true }, (err, values) => {
陈帅's avatar
陈帅 committed
102 103 104
        if (onSubmit) {
          onSubmit(err, values);
        }
陈帅's avatar
陈帅 committed
105
      });
陈帅's avatar
陈帅 committed
106
    }
陈帅's avatar
陈帅 committed
107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124
  };

  render() {
    const { className, children } = this.props;
    const { type, tabs = [] } = this.state;
    const TabChildren: React.ReactComponentElement<LoginTab>[] = [];
    const otherChildren: React.ReactElement<any>[] = [];
    React.Children.forEach(
      children,
      (child: React.ReactComponentElement<LoginTab> | React.ReactElement<any>) => {
        if (!child) {
          return;
        }
        if (child.type.typeName === 'LoginTab') {
          TabChildren.push(child);
        } else {
          otherChildren.push(child);
        }
陈帅's avatar
陈帅 committed
125
      },
陈帅's avatar
陈帅 committed
126 127 128 129
    );
    return (
      <LoginContext.Provider value={this.getContext()}>
        <div className={classNames(className, styles.login)}>
130 131 132
          <Form onSubmit={this.handleSubmit}>
            {tabs.length ? (
              <React.Fragment>
陈帅's avatar
陈帅 committed
133 134 135 136 137 138 139 140 141
                <Tabs
                  animated={false}
                  className={styles.tabs}
                  activeKey={type}
                  onChange={this.onSwitch}
                >
                  {TabChildren}
                </Tabs>
                {otherChildren}
142 143 144 145 146
              </React.Fragment>
            ) : (
              children
            )}
          </Form>
陈帅's avatar
陈帅 committed
147 148 149 150 151
        </div>
      </LoginContext.Provider>
    );
  }
}
陈帅's avatar
陈帅 committed
152

陈帅's avatar
陈帅 committed
153 154 155 156
(Object.keys(LoginItem) as Array<keyof LoginItemType>).forEach(item => {
  Login[item] = LoginItem[item];
});

陈帅's avatar
陈帅 committed
157
export default Form.create<LoginProps>()(Login);