import React from 'react'
import { useIntl } from 'react-intl'
import { useMutation } from 'react-query'
import { useSelector } from 'react-redux'
import FormControl from '@material-ui/core/FormControl'

import Client, { BasicMapInfo, ErrorInfo } from '../../../../classes/client'
import { activeInstance } from '../../../../redux/clientSlice'
import Input from '../../../form/input'
import BaseDialog from '../base-dialog'

export type CreateModel = {
    title: string
    description?: string
}

export type CreateProps = {
    onClose: () => void
}

const defaultModel: CreateModel = { title: '', description: '' }
const CreateDialog = ({ onClose }: CreateProps): React.ReactElement => {
    const client: Client = useSelector(activeInstance)
    const [model, setModel] = React.useState<CreateModel>(defaultModel)
    const [error, setError] = React.useState<ErrorInfo>()
    const intl = useIntl()

    const mutation = useMutation<number, ErrorInfo, CreateModel>(
        (model: CreateModel) => {
            return client.createMap(model)
        },
        {
            onSuccess: (mapId: number) => {
                window.location.href = `/c/maps/${mapId}/edit`
            },
            onError: (error) => {
                setError(error)
            },
        }
    )

    const handleOnClose = (): void => {
        onClose()
        setModel(defaultModel)
        setError(undefined)
    }

    const handleOnSubmit = (event: React.FormEvent<HTMLFormElement>): void => {
        event.preventDefault()
        mutation.mutate(model)
    }

    const handleOnChange = (event: React.ChangeEvent<HTMLInputElement>): void => {
        event.preventDefault()

        const name = event.target.name
        const value = event.target.value
        setModel({ ...model, [name as keyof BasicMapInfo]: value })
    }

    return (
        <div>
            <BaseDialog
                onClose={handleOnClose}
                onSubmit={handleOnSubmit}
                error={error}
                title={intl.formatMessage({
                    id: 'create.title',
                    defaultMessage: 'Create a new mindmap',
                })}
                description={intl.formatMessage({
                    id: 'create.description',
                    defaultMessage: 'Please, fill the new map name and description.',
                })}
                submitButton={intl.formatMessage({ id: 'create.button', defaultMessage: 'Create' })}
            >
                <FormControl fullWidth={true}>
                    <Input
                        name="title"
                        type="text"
                        label={intl.formatMessage({
                            id: 'action.rename-name-placeholder',
                            defaultMessage: 'Name',
                        })}
                        value={model.title}
                        onChange={handleOnChange}
                        error={error}
                        fullWidth={true}
                    />

                    <Input
                        name="description"
                        type="text"
                        label={intl.formatMessage({
                            id: 'action.rename-description-placeholder',
                            defaultMessage: 'Description',
                        })}
                        value={model.description}
                        onChange={handleOnChange}
                        required={false}
                        fullWidth={true}
                    />
                </FormControl>
            </BaseDialog>
        </div>
    )
}

export default CreateDialog