import { default as apiFetchPromise } from '@wordpress/api-fetch';
import { select } from '@wordpress/data';
import { addQueryArgs } from '@wordpress/url';
import { default as wpcomRequestPromise, canAccessWpcomApis } from 'wpcom-proxy-request';
import { GeneratorReturnType } from '../mapped-types';
import { SiteDetails } from '../site';
import { STORE_KEY } from './constants';
import { isE2ETest } from '.';
import type {
	APIFetchOptions,
	HelpCenterOptions,
	HelpCenterSelect,
	HelpCenterShowOptions,
} from './types';
import type { SupportInteraction } from '@automattic/odie-client/src/types';
import type { Location } from 'history';

export function setCurrentSupportInteraction( supportInteraction: SupportInteraction ) {
	return {
		type: 'HELP_CENTER_SET_CURRENT_SUPPORT_INTERACTION',
		supportInteraction,
	} as const;
}

export function setHelpCenterRouterHistory(
	history: { entries: Location[]; index: number } | undefined
) {
	return {
		type: 'HELP_CENTER_SET_HELP_CENTER_ROUTER_HISTORY',
		history,
	} as const;
}

export const setNavigateToRoute = ( route?: string ) =>
	( {
		type: 'HELP_CENTER_SET_NAVIGATE_TO_ROUTE',
		route,
	} ) as const;

export const setUnreadCount = ( count: number ) =>
	( {
		type: 'HELP_CENTER_SET_UNREAD_COUNT',
		count,
	} ) as const;

export const setOdieInitialPromptText = ( text: string ) =>
	( {
		type: 'HELP_CENTER_SET_ODIE_INITIAL_PROMPT_TEXT',
		text,
	} ) as const;

export const setOdieBotNameSlug = ( odieBotNameSlug: string ) =>
	( {
		type: 'HELP_CENTER_SET_ODIE_BOT_NAME_SLUG',
		odieBotNameSlug,
	} ) as const;

export const setIsMinimized = ( minimized: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_MINIMIZED',
		minimized,
	} ) as const;

export const setIsChatLoaded = ( isChatLoaded: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_IS_CHAT_LOADED',
		isChatLoaded,
	} ) as const;

export const setAreSoundNotificationsEnabled = ( areSoundNotificationsEnabled: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_ARE_SOUND_NOTIFICATIONS_ENABLED',
		areSoundNotificationsEnabled,
	} ) as const;

export const setZendeskClientId = ( zendeskClientId: string ) =>
	( {
		type: 'HELP_CENTER_SET_ZENDESK_CLIENT_ID',
		zendeskClientId,
	} ) as const;

export const setShowMessagingLauncher = ( show: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_SHOW_MESSAGING_LAUNCHER',
		show,
	} ) as const;

export const setShowMessagingWidget = ( show: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_SHOW_MESSAGING_WIDGET',
		show,
	} ) as const;

export const setMessage = ( message: string ) =>
	( {
		type: 'HELP_CENTER_SET_MESSAGE',
		message,
	} ) as const;

export const setContextTerm = ( contextTerm: string ) =>
	( {
		type: 'HELP_CENTER_SET_CONTEXT_TERM',
		contextTerm,
	} ) as const;

export const setAllowPremiumSupport = ( allow: boolean ) =>
	( {
		type: 'HELP_CENTER_SET_ALLOW_PREMIUM_SUPPORT',
		allow,
	} ) as const;

export const setHelpCenterOptions = ( options: HelpCenterOptions ) => ( {
	type: 'HELP_CENTER_SET_OPTIONS' as const,
	options,
} );

export const setShowHelpCenter = function* (
	show: boolean,
	allowPremiumSupport = false,
	options: HelpCenterShowOptions = { hideBackButton: false, contextTerm: '' }
): Generator< unknown, { type: 'HELP_CENTER_SET_SHOW'; show: boolean }, unknown > {
	const isMinimized = ( select( STORE_KEY ) as HelpCenterSelect ).getIsMinimized();

	if ( ! show && isMinimized ) {
		yield setIsMinimized( false );

		return {
			type: 'HELP_CENTER_SET_SHOW',
			show: true,
		} as const;
	}

	if ( ! isE2ETest() ) {
		if ( canAccessWpcomApis() ) {
			// Use the promise version to do that action without waiting for the result.
			wpcomRequestPromise( {
				path: '/me/preferences',
				apiNamespace: 'wpcom/v2',
				method: 'PUT',
				body: {
					calypso_preferences: {
						help_center_open: show,
						// Delete the remote version of the navigation history when closing the help center
						...( ! show ? { help_center_router_history: null } : {} ),
					},
				},
			} ).catch( () => {} );
		} else {
			// Use the promise version to do that action without waiting for the result.
			apiFetchPromise( {
				global: true,
				path: '/help-center/open-state',
				method: 'PUT',
				data: {
					help_center_open: show, // Delete the remote version of the navigation history when closing the help center
					...( ! show ? { help_center_router_history: null } : {} ),
				},
			} as APIFetchOptions ).catch( () => {} );
		}
	}

	if ( ! show ) {
		yield setNavigateToRoute( undefined );
		// Reset the local navigation history when closing the help center
		yield setHelpCenterRouterHistory( undefined );
	} else {
		yield setShowMessagingWidget( false );
	}

	yield setContextTerm( options?.contextTerm || '' );
	yield setIsMinimized( false );

	if ( allowPremiumSupport ) {
		yield setAllowPremiumSupport( true );
	}

	if ( options?.hideBackButton ) {
		yield setHelpCenterOptions( options );
	}

	return {
		type: 'HELP_CENTER_SET_SHOW',
		show,
	} as const;
};

export const setSubject = ( subject: string ) =>
	( {
		type: 'HELP_CENTER_SET_SUBJECT',
		subject,
	} ) as const;

export const setUserDeclaredSiteUrl = ( url: string ) =>
	( {
		type: 'HELP_CENTER_SET_USER_DECLARED_SITE_URL',
		url,
	} ) as const;

export const setUserDeclaredSite = ( site: SiteDetails | undefined ) =>
	( {
		type: 'HELP_CENTER_SET_USER_DECLARED_SITE',
		site,
	} ) as const;

export const resetStore = () =>
	( {
		type: 'HELP_CENTER_RESET_STORE',
	} ) as const;

export const setNewMessagingChat = function* ( {
	initialMessage,
	section,
	siteUrl,
	siteId,
	userFieldFlowName,
}: {
	initialMessage: string;
	section?: string;
	siteUrl?: string;
	siteId?: string;
	userFieldFlowName?: string;
} ) {
	const url = addQueryArgs( '/odie', {
		provider: 'zendesk',
		userFieldMessage: initialMessage,
		section,
		siteUrl,
		siteId,
		userFieldFlowName,
	} );
	yield setNavigateToRoute( url );
	yield setShowHelpCenter( true );
};

export const setNavigateToOdie = function* () {
	yield setNavigateToRoute( '/odie' );
	yield setShowHelpCenter( true );
};

export const setShowSupportDoc = function* ( link: string, postId?: number, blogId?: number ) {
	const params = new URLSearchParams( {
		link,
		...( postId && { postId: String( postId ) } ),
		...( blogId && { blogId: String( blogId ) } ), // Conditionally add blogId if it exists, the default is support blog
	} );

	yield setNavigateToRoute( `/post/?${ params }` );
	yield setShowHelpCenter( true );
	yield setIsMinimized( false );
};

export type HelpCenterAction =
	| ReturnType<
			| typeof setShowMessagingLauncher
			| typeof setShowMessagingWidget
			| typeof setSubject
			| typeof resetStore
			| typeof setMessage
			| typeof setContextTerm
			| typeof setUserDeclaredSite
			| typeof setUserDeclaredSiteUrl
			| typeof setUnreadCount
			| typeof setIsMinimized
			| typeof setHelpCenterRouterHistory
			| typeof setIsChatLoaded
			| typeof setAreSoundNotificationsEnabled
			| typeof setZendeskClientId
			| typeof setNavigateToRoute
			| typeof setOdieInitialPromptText
			| typeof setOdieBotNameSlug
			| typeof setCurrentSupportInteraction
			| typeof setAllowPremiumSupport
			| typeof setHelpCenterOptions
	  >
	| GeneratorReturnType< typeof setShowHelpCenter >;