'use strict';

const config = require('config');
const manticore = require('manticoresearch');
const args = require('yargs').argv;
const { format } = require('date-fns');

const knex = require('../knex');

const mantiClient = new manticore.ApiClient();

mantiClient.basePath = `http://${config.database.manticore.host}:${config.database.manticore.httpPort}`;

// const searchApi = new manticore.SearchApi(mantiClient);

const utilsApi = new manticore.UtilsApi(mantiClient);
const indexApi = new manticore.IndexApi(mantiClient);

const update = args.update;

async function fetchMovies() {
	const movies = await knex.raw(`
        SELECT
            movies.id AS id,
			movies.title,
			movies.created_at,
			movies.date,
			movies_meta.stashed,
			entities.id as channel_id,
			entities.slug as channel_slug,
			entities.name as channel_name,
			parents.id as network_id,
			parents.slug as network_slug,
			parents.name as network_name,
			movies_covers IS NOT NULL as has_cover,
			COALESCE(JSON_AGG(DISTINCT (actors.id, actors.name)) FILTER (WHERE actors.id IS NOT NULL), '[]') as actors,
			COALESCE(JSON_AGG(DISTINCT (tags.id, tags.name, tags.priority, tags_aliases.name)) FILTER (WHERE tags.id IS NOT NULL), '[]') as tags,
			COALESCE(JSON_AGG(DISTINCT (movie_tags.id, movie_tags.name, movie_tags.priority, movie_tags_aliases.name)) FILTER (WHERE movie_tags.id IS NOT NULL), '[]') as movie_tags,
			row_number() OVER (PARTITION BY movies.entry_id, parents.id ORDER BY movies.effective_date DESC) as dupe_index
        FROM movies
		LEFT JOIN movies_meta ON movies_meta.movie_id = movies.id
		LEFT JOIN movies_scenes ON movies_scenes.movie_id = movies.id
		LEFT JOIN movies_tags ON movies_tags.movie_id = movies.id
        LEFT JOIN entities ON movies.entity_id = entities.id
        LEFT JOIN entities AS parents ON parents.id = entities.parent_id
        LEFT JOIN releases_actors AS local_actors ON local_actors.release_id = movies_scenes.scene_id
        LEFT JOIN releases_directors AS local_directors ON local_directors.release_id = movies_scenes.scene_id
        LEFT JOIN releases_tags AS local_tags ON local_tags.release_id = movies_scenes.scene_id
        LEFT JOIN actors ON local_actors.actor_id = actors.id
        LEFT JOIN actors AS directors ON local_directors.director_id = directors.id
        LEFT JOIN tags ON local_tags.tag_id = tags.id
        LEFT JOIN tags as tags_aliases ON local_tags.tag_id = tags_aliases.alias_for AND tags_aliases.secondary = true
        LEFT JOIN tags as movie_tags ON movies_tags.tag_id = movie_tags.id
        LEFT JOIN tags as movie_tags_aliases ON movies_tags.tag_id = movie_tags_aliases.alias_for AND movie_tags_aliases.secondary = true
        LEFT JOIN movies_covers ON movies_covers.movie_id = movies.id
        GROUP BY
            movies.id,
			movies.title,
			movies.created_at,
			movies.date,
			movies_meta.stashed,
			movies_meta.stashed_scenes,
			movies_meta.stashed_total,
			entities.id,
			entities.name,
			entities.slug,
			entities.alias,
			parents.id,
			parents.name,
			parents.slug,
			parents.alias,
			movies_covers.*
	`);

	return movies.rows;
}

async function init() {
	if (update) {
		await utilsApi.sql('drop table if exists movies');
		await utilsApi.sql(`create table movies (
			 id int,
			 title text,
			 title_filtered text,
			 channel_id int,
			 channel_name text,
			 channel_slug text,
			 network_id int,
			 network_name text,
			 network_slug text,
			 entity_ids multi,
			 actor_ids multi,
			 actors text,
			 tag_ids multi,
			 tags text,
			 meta text,
			 date timestamp,
			 has_cover bool,
			 created_at timestamp,
			 effective_date timestamp,
			 stashed int,
			 stashed_scenes int,
			 stashed_total int,
			 dupe_index int
		)`);

		const movies = await fetchMovies();

		console.log(movies.toSorted((movieA, movieB) => movieA.dupe_index - movieB.dupe_index));

		const docs = movies.map((movie) => {
			const combinedTags = Object.values(Object.fromEntries(movie.tags.concat(movie.movie_tags).map((tag) => [tag.f1, {
				id: tag.f1,
				name: tag.f2,
				priority: tag.f3,
				alias: tag.f4,
			}])));

			const flatActors = movie.actors.flatMap((actor) => actor.f2.match(/[\w']+/g)); // match word characters to filter out brackets etc.
			const flatTags = combinedTags.filter((tag) => tag.priority > 6).flatMap((tag) => (tag.alias ? `${tag.name} ${tag.alias}` : tag.name).match(/[\w']+/g)); // only make top tags searchable to minimize cluttered results
			const filteredTitle = movie.title && [...flatActors, ...flatTags].reduce((accTitle, tag) => accTitle.replace(new RegExp(tag.replace(/[^\w\s]+/g, ''), 'gi'), ''), movie.title).trim().replace(/\s{2,}/g, ' ');

			return {
				replace: {
					index: 'movies',
					id: movie.id,
					doc: {
						title: movie.title || undefined,
						title_filtered: filteredTitle || undefined,
						date: movie.date ? Math.round(movie.date.getTime() / 1000) : undefined,
						created_at: Math.round(movie.created_at.getTime() / 1000),
						effective_date: Math.round((movie.date || movie.created_at).getTime() / 1000),
						channel_id: movie.channel_id,
						channel_slug: movie.channel_slug,
						channel_name: movie.channel_name,
						network_id: movie.network_id || undefined,
						network_slug: movie.network_slug || undefined,
						network_name: movie.network_name || undefined,
						entity_ids: [movie.channel_id, movie.network_id].filter(Boolean), // manticore does not support OR, this allows IN
						actor_ids: movie.actors.map((actor) => actor.f1),
						actors: movie.actors.map((actor) => actor.f2).join(),
						tag_ids: combinedTags.map((tag) => tag.id),
						tags: flatTags.join(' '),
						has_cover: movie.has_cover,
						meta: movie.date ? format(movie.date, 'y yy M MM MMM MMMM d dd') : undefined,
						stashed: movie.stashed || 0,
						stashed_scenes: movie.stashed_scenes || 0,
						stashed_total: movie.stashed_total || 0,
						dupe_index: movie.dupe_index || 0,
					},
				},
			};
		});

		console.log(docs.map((doc) => doc.replace));

		const data = await indexApi.bulk(docs.map((doc) => JSON.stringify(doc)).join('\n'));

		console.log('data', data);
	}

	knex.destroy();
}

init();