// @flow
import * as React from 'react';
import { IntlProvider } from 'react-intl';
import { boolean } from '@storybook/addon-knobs';
import { State, Store } from '@sambego/storybook-state';

import Button from '../../button/Button';
import Select from '../../select/Select';
import TextArea from '../text-area/TextArea';
import TextInput from '../text-input/TextInput';
import Toggle from '../../toggle/Toggle';

import Form from './Form';
import notes from './Form.stories.md';

export const basic = () => {
    const componentStore = new Store({
        formData: {
            showtextareatoggle: '',
        },
        formValidityState: {},
    });

    const customValidationFunc = value => {
        if (value !== 'box') {
            return {
                code: 'notbox',
                message: 'value is not box',
            };
        }
        return null;
    };

    return (
        <State store={componentStore}>
            {state => (
                <IntlProvider locale="en">
                    <Form
                        onChange={formData => {
                            componentStore.set({ formValidityState: {}, formData });
                        }}
                        onValidSubmit={() => {
                            // On a server validation error, set formValidityState to
                            // push error states to child inputs
                            componentStore.set({
                                formValidityState: {
                                    username: {
                                        code: 'usernametaken',
                                        message: 'Username already taken.',
                                    },
                                },
                            });
                        }}
                        /* eslint-disable-next-line no-console */
                        onInvalidSubmit={formValidityState => console.log(formValidityState)}
                        formValidityState={state.formValidityState}
                    >
                        <div>
                            <TextInput
                                name="username"
                                label="Username"
                                placeholder="swagmaster6"
                                type="text"
                                isRequired={boolean('isRequired', true)}
                            />
                        </div>
                        <div>
                            <TextInput name="email" label="Email Address" placeholder="user@example.com" type="email" />
                        </div>
                        <div>
                            <TextInput
                                label="Must say box"
                                name="customValidationFunc"
                                placeholder="Not box"
                                type="text"
                                validation={customValidationFunc}
                            />
                        </div>

                        <Select name="albumselect" label="Album">
                            <option value={1}>Illmatic</option>
                            <option value={2}>The Marshall Mathers LP</option>
                            <option value={3}>All Eyez on Me</option>
                            <option value={4}>Ready To Die</option>
                            <option value={5}>Enter the Wu-Tang</option>
                            <option value={6}>The Eminem Show</option>
                            <option value={7}>The Chronic</option>
                            <option value={8}>Straight Outta Compton</option>
                            <option value={9}>Reasonable Doubt</option>
                        </Select>

                        <div>
                            <div>
                                <Toggle
                                    name="showtextareatoggle"
                                    id="showtextareatoggle"
                                    isOn={state.formData.showtextareatoggle === 'on'}
                                    label="Show TextArea"
                                    onChange={() => null}
                                />
                            </div>
                            {state.formData.showtextareatoggle === 'on' ? (
                                <TextArea name="textarea" label="Your story" placeholder="Once upon a time" />
                            ) : null}
                        </div>

                        <Button type="submit">Submit</Button>
                    </Form>
                </IntlProvider>
            )}
        </State>
    );
};

export default {
    title: 'Components|Form Elements/Form',
    component: Form,
    parameters: {
        notes,
    },
};