/**
 * External dependencies
 */
import { Button, Notice } from '@wordpress/components';
import { __ } from '@wordpress/i18n';
import { ProgressBar } from '@woocommerce/components';
import { useState, createInterpolateElement } from '@wordpress/element';
import { recordEvent } from '@woocommerce/tracks';

/**
 * Internal dependencies
 */
import { Tone, designWithAiStateMachineContext } from '../types';
import { Choice } from '../components/choice/choice';
import { CloseButton } from '../components/close-button/close-button';
import { aiWizardClosedBeforeCompletionEvent } from '../events';

export type toneOfVoiceCompleteEvent = {
	type: 'TONE_OF_VOICE_COMPLETE';
	payload: Tone;
};

export const ToneOfVoice = ( {
	sendEvent,
	context,
}: {
	sendEvent: (
		event: toneOfVoiceCompleteEvent | aiWizardClosedBeforeCompletionEvent
	) => void;
	context: designWithAiStateMachineContext;
} ) => {
	const choices = [
		{
			title: __( 'Informal', 'woocommerce' ),
			key: 'Informal' as const,
			subtitle: __(
				'Relaxed and friendly, like a conversation with a friend.',
				'woocommerce'
			),
		},
		{
			title: __( 'Neutral', 'woocommerce' ),
			key: 'Neutral' as const,
			subtitle: __(
				'Impartial tone with casual expressions without slang.',
				'woocommerce'
			),
		},
		{
			title: __( 'Formal', 'woocommerce' ),
			key: 'Formal' as const,
			subtitle: __(
				'Direct yet respectful, serious and professional.',
				'woocommerce'
			),
		},
	];
	const [ sound, setSound ] = useState< Tone >(
		context.toneOfVoice.choice === ''
			? choices[ 0 ].key
			: context.toneOfVoice.choice
	);

	const onContinue = () => {
		if (
			context.toneOfVoice.aiRecommended &&
			context.toneOfVoice.aiRecommended !== sound
		) {
			recordEvent( 'customize_your_store_ai_wizard_changed_ai_option', {
				step: 'tone-of-voice',
				ai_recommended: context.toneOfVoice.aiRecommended,
				user_choice: sound,
			} );
		}

		sendEvent( {
			type: 'TONE_OF_VOICE_COMPLETE',
			payload: sound,
		} );
	};

	return (
		<div>
			<ProgressBar
				percent={ 80 }
				color={ 'var(--wp-admin-theme-color)' }
				bgcolor={ 'transparent' }
			/>
			<CloseButton
				onClick={ () => {
					sendEvent( {
						type: 'AI_WIZARD_CLOSED_BEFORE_COMPLETION',
						payload: { step: 'tone-of-voice' },
					} );
				} }
			/>
			<div className="woocommerce-cys-design-with-ai-tone-of-voice woocommerce-cys-layout">
				<div className="woocommerce-cys-page">
					<h1>
						{ __(
							'Which writing style do you prefer?',
							'woocommerce'
						) }
					</h1>
					{ context.apiCallLoader.hasErrors && (
						<Notice
							className="woocommerce-cys-design-with-ai__error-notice"
							isDismissible={ false }
							status="error"
						>
							{ createInterpolateElement(
								__(
									'Oops! We encountered a problem while generating your store. <retryButton/>',
									'woocommerce'
								),
								{
									retryButton: (
										<Button
											onClick={ onContinue }
											variant="tertiary"
										>
											{ __(
												'Please try again',
												'woocommerce'
											) }
										</Button>
									),
								}
							) }
						</Notice>
					) }
					<div className="choices">
						{ choices.map( ( { title, subtitle, key } ) => {
							return (
								<Choice
									key={ key }
									name="user-profile-choice"
									title={ title }
									subtitle={ subtitle }
									selected={ sound === key }
									value={ key }
									onChange={ ( _key ) => {
										setSound( _key as Tone );
									} }
								/>
							);
						} ) }
					</div>
					<Button variant="primary" onClick={ onContinue }>
						{ __( 'Continue', 'woocommerce' ) }
					</Button>
				</div>
			</div>
		</div>
	);
};