const config = require('config');

exports.up = knex => Promise.resolve()
	.then(() => knex.schema.createTable('countries', (table) => {
		table.text('alpha2', 2)
			.unique()
			.primary();

		table.text('alpha3', 3)
			.unique();

		table.text('name')
			.notNullable();

		table.text('alias');

		table.integer('code', 3);
		table.text('nationality');

		table.integer('priority', 2)
			.defaultTo(0);
	}))
	.then(() => knex.schema.createTable('entities_types', (table) => {
		table.text('type')
			.primary();
	}))
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex('entities_types').insert([
			{ type: 'network' },
			{ type: 'channel' },
			{ type: 'studio' },
			{ type: 'info' },
		]);
	})
	.then(() => knex.schema.createTable('entities', (table) => {
		table.increments('id', 12);

		table.integer('parent_id', 12)
			.references('id')
			.inTable('entities')
			.index();

		table.text('name');
		table.text('slug', 32);

		table.text('type')
			.notNullable()
			.references('type')
			.inTable('entities_types')
			.defaultTo('channel');

		table.unique(['slug', 'type']);

		table.specificType('alias', 'text[]');

		table.text('url');
		table.text('description');
		table.json('parameters');

		table.integer('priority', 3)
			.defaultTo(0);

		table.boolean('independent')
			.defaultTo(false);

		table.boolean('visible')
			.defaultTo(true);

		table.boolean('has_logo')
			.defaultTo(true);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('media', (table) => {
		table.text('id', 21)
			.primary();

		table.text('path');
		table.text('thumbnail');
		table.text('lazy');
		table.integer('index');
		table.text('mime');

		table.boolean('is_s3')
			.defaultTo(false);

		table.text('hash');

		table.bigInteger('size', 12);
		table.integer('quality', 6);
		table.integer('width', 6);
		table.integer('height', 6);
		table.boolean('is_vr');
		table.float('entropy');
		table.float('sharpness');

		table.text('source', 2100);
		table.text('source_page', 2100);

		table.text('scraper', 32);
		table.text('credit', 100);

		table.integer('entity_id')
			.references('id')
			.inTable('entities')
			.onDelete('cascade');

		table.date('date');
		table.enum('date_precision', ['year', 'month', 'day', 'hour', 'minute', 'second'])
			.defaultTo('year');

		table.text('comment');
		table.text('group');

		table.boolean('is_sfw')
			.defaultTo(false);

		table.unique('hash');
		table.unique('source');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			CREATE FUNCTION get_random_sfw_media_id() RETURNS varchar AS $$
				SELECT id FROM media
				WHERE is_sfw = true
				ORDER BY random()
				LIMIT 1;
			$$ LANGUAGE sql STABLE;
		`);
	})
	.then(() => knex.schema.alterTable('media', (table) => {
		table.text('sfw_media_id', 21)
			.references('id')
			.inTable('media')
			.defaultTo(knex.raw('get_random_sfw_media_id()'));
	}))
	.then(() => knex.schema.createTable('tags_groups', (table) => {
		table.increments('id', 12);

		table.text('name', 32);
		table.text('description');

		table.text('slug', 32)
			.unique();

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('tags', (table) => {
		table.increments('id', 12);
		table.text('name');

		table.text('description');

		table.integer('priority', 2)
			.defaultTo(0);

		table.boolean('filter')
			.defaultTo(false);

		table.boolean('secondary')
			.defaultTo(false);

		table.integer('group_id', 12)
			.references('id')
			.inTable('tags_groups');

		table.integer('alias_for', 12)
			.references('id')
			.inTable('tags');

		table.text('slug', 32)
			.unique();

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('tags_posters', (table) => {
		table.integer('tag_id', 12)
			.notNullable()
			.references('id')
			.inTable('tags');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('tag_id');
	}))
	.then(() => knex.schema.createTable('tags_photos', (table) => {
		table.integer('tag_id', 12)
			.notNullable()
			.references('id')
			.inTable('tags');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['tag_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('entities_tags', (table) => {
		table.integer('tag_id', 12)
			.notNullable()
			.references('id')
			.inTable('tags');

		table.integer('entity_id', 12)
			.notNullable()
			.references('id')
			.inTable('entities');

		table.boolean('inherit')
			.defaultTo(false);

		table.unique(['tag_id', 'entity_id']);
	}))
	.then(() => knex.schema.createTable('entities_social', (table) => {
		table.increments('id', 16);

		table.text('url');
		table.text('platform');

		table.integer('entity_id', 12)
			.notNullable()
			.references('id')
			.inTable('entities');

		table.unique(['url', 'entity_id']);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('batches', (table) => {
		table.increments('id', 12);
		table.text('comment');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('actors', (table) => {
		table.increments('id', 12);

		table.text('name')
			.notNullable();

		table.text('slug', 32)
			.notNullable();

		table.integer('entity_id', 12)
			.references('id')
			.inTable('entities');

		table.text('entry_id');

		table.integer('alias_for', 12)
			.references('id')
			.inTable('actors');

		table.text('real_name');

		table.date('date_of_birth');
		table.date('date_of_death');
		table.integer('age', 3);

		table.text('gender', 18);
		table.text('description');

		table.text('birth_city');
		table.text('birth_state');
		table.text('birth_country_alpha2', 2)
			.references('alpha2')
			.inTable('countries');

		table.text('residence_city');
		table.text('residence_state');
		table.text('residence_country_alpha2', 2)
			.references('alpha2')
			.inTable('countries');

		table.text('ethnicity');

		table.text('cup', 4);
		table.integer('bust', 3);
		table.integer('waist', 3);
		table.integer('hip', 3);
		table.boolean('natural_boobs');

		table.integer('penis_length', 3);
		table.integer('penis_girth', 3);
		table.boolean('circumcised');

		table.integer('height', 3);
		table.integer('weight', 3);
		table.text('eyes');
		table.text('hair_color');
		table.text('hair_length');

		table.boolean('has_tattoos');
		table.boolean('has_piercings');
		table.text('piercings');
		table.text('tattoos');

		table.text('avatar_media_id', 21)
			.references('id')
			.inTable('media');

		table.integer('batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.datetime('updated_at')
			.defaultTo(knex.fn.now());

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('actors_profiles', (table) => {
		table.increments('id', 12);

		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.integer('entity_id', 12)
			.references('id')
			.inTable('entities');

		table.unique(['actor_id', 'entity_id']);
		table.integer('priority', 4)
			.defaultTo(1);

		table.text('url');

		table.text('real_name');
		table.text('gender', 18);

		table.date('date_of_birth');
		table.date('date_of_death');
		table.integer('age', 3);

		table.text('description');
		table.text('description_hash');

		table.text('birth_city');
		table.text('birth_state');
		table.text('birth_country_alpha2', 2)
			.references('alpha2')
			.inTable('countries');

		table.text('residence_city');
		table.text('residence_state');
		table.text('residence_country_alpha2', 2)
			.references('alpha2')
			.inTable('countries');

		table.text('ethnicity');

		table.text('cup', 4);
		table.integer('bust', 3);
		table.integer('waist', 3);
		table.integer('hip', 3);
		table.boolean('natural_boobs');

		table.integer('penis_length', 3);
		table.integer('penis_girth', 3);
		table.boolean('circumcised');

		table.integer('height', 3);
		table.integer('weight', 3);
		table.text('eyes');
		table.text('hair_color');
		table.text('hair_length');

		table.boolean('has_tattoos');
		table.boolean('has_piercings');
		table.text('piercings');
		table.text('tattoos');

		table.text('avatar_media_id', 21)
			.references('id')
			.inTable('media');

		table.datetime('scraped_at');
		table.boolean('scrape_success');

		table.datetime('updated_at')
			.defaultTo(knex.fn.now());

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('body', (table) => {
		table.text('slug', 20)
			.primary();

		table.text('name');
	}))
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex('body').insert([
			// head
			{ slug: 'head', name: 'head' },
			{ slug: 'face', name: 'face' },
			{ slug: 'scalp', name: 'scalp' },
			{ slug: 'forehead', name: 'forehead' },
			{ slug: 'temple', name: 'temple' },
			{ slug: 'cheek', name: 'cheek' },
			{ slug: 'jaw', name: 'jaw' },
			{ slug: 'chin', name: 'chin' },
			{ slug: 'neck', name: 'neck' },
			{ slug: 'throat', name: 'throat' },
			// eyes
			{ slug: 'eyelid', name: 'eyelid' },
			{ slug: 'eyeball', name: 'eyeball' },
			{ slug: 'eyebrow', name: 'eyebrow' },
			// mouth
			{ slug: 'tongue', name: 'tongue' },
			{ slug: 'lip', name: 'lip' },
			{ slug: 'upper-lip', name: 'upper lip' },
			{ slug: 'lower-lip', name: 'lower lip' },
			{ slug: 'inner-lip', name: 'inner lip' },
			{ slug: 'inner-lower-lip', name: 'inner lower lip' },
			{ slug: 'inner-upper-lip', name: 'inner upper lip' },
			{ slug: 'philtrum', name: 'philtrum' },
			{ slug: 'above-lip', name: 'above lip' },
			{ slug: 'below-lip', name: 'below lip' },
			// nose
			{ slug: 'nose', name: 'nose' },
			{ slug: 'third-eye', name: 'third eye' },
			{ slug: 'bridge', name: 'bridge' },
			{ slug: 'nostril', name: 'nostril' },
			{ slug: 'septum', name: 'septum' },
			{ slug: 'septril', name: 'septril' },
			// ear
			{ slug: 'ear', name: 'ear' },
			{ slug: 'earlobe', name: 'earlobe' },
			{ slug: 'helix', name: 'helix' },
			{ slug: 'tragus', name: 'tragus' },
			{ slug: 'conch', name: 'conch' },
			{ slug: 'rook', name: 'rook' },
			{ slug: 'behind-ear', name: 'behind ear' },
			// arms
			{ slug: 'arm', name: 'arm' },
			{ slug: 'upper-arm', name: 'upper arm' },
			{ slug: 'forearm', name: 'forearm' },
			{ slug: 'elbow', name: 'elbow' },
			{ slug: 'inner-elbow', name: 'inner elbow' },
			{ slug: 'outer-elbow', name: 'outer elbow' },
			// hands
			{ slug: 'hand', name: 'hand' },
			{ slug: 'fingers', name: 'fingers' },
			{ slug: 'knuckles', name: 'knuckles' },
			{ slug: 'thumb', name: 'thumb' },
			{ slug: 'index-finger', name: 'index finger' },
			{ slug: 'middle-finger', name: 'middle finger' },
			{ slug: 'ring-finger', name: 'ring finger' },
			{ slug: 'pinky', name: 'pinky' },
			{ slug: 'back-of-hand', name: 'back of hand' },
			{ slug: 'inner-wrist', name: 'inner wrist' },
			{ slug: 'outer-wrist', name: 'outer wrist' },
			// torso
			{ slug: 'shoulder', name: 'shoulder' },
			{ slug: 'collarbone', name: 'collarbone' },
			{ slug: 'chest', name: 'chest' },
			{ slug: 'rib-cage', name: 'rib cage' },
			{ slug: 'breastbone', name: 'breastbone' },
			{ slug: 'underboob', name: 'underboob' },
			{ slug: 'sideboob', name: 'sideboob' },
			{ slug: 'boob', name: 'boob' },
			{ slug: 'nipple', name: 'nipple' },
			{ slug: 'abdomen', name: 'abdomen' },
			{ slug: 'navel', name: 'navel' },
			{ slug: 'pelvis', name: 'pelvis' },
			// back
			{ slug: 'back', name: 'back' },
			{ slug: 'upper-back', name: 'upper back' },
			{ slug: 'middle-back', name: 'lower back' },
			{ slug: 'lower-back', name: 'lower back' },
			{ slug: 'spine', name: 'spine' },
			// bottom
			{ slug: 'butt', name: 'butt' },
			{ slug: 'hip', name: 'hip' },
			{ slug: 'anus', name: 'anus' },
			// genitals
			{ slug: 'pubic-mound', name: 'pubic mound' },
			{ slug: 'vagina', name: 'vagina' },
			{ slug: 'outer-labia', name: 'outer labia' },
			{ slug: 'inner-labia', name: 'inner labia' },
			{ slug: 'clitoris', name: 'clitoris' },
			{ slug: 'penis', name: 'penis' },
			{ slug: 'glans', name: 'glans' },
			{ slug: 'foreskin', name: 'foreskin' },
			{ slug: 'shaft', name: 'shaft' },
			{ slug: 'scrotum', name: 'scrotum' },
			// legs
			{ slug: 'leg', name: 'leg' },
			{ slug: 'groin', name: 'groin' },
			{ slug: 'upper-leg', name: 'upper leg' },
			{ slug: 'thigh', name: 'thigh' },
			{ slug: 'lower-leg', name: 'lower leg' },
			{ slug: 'shin', name: 'shin' },
			{ slug: 'calf', name: 'calf' },
			{ slug: 'knee', name: 'knee' },
			{ slug: 'inner-knee', name: 'inner knee' },
			// feet
			{ slug: 'inner-ankle', name: 'inner ankle' },
			{ slug: 'outer-ankle', name: 'outer ankle' },
			{ slug: 'foot', name: 'foot' },
			{ slug: 'toes', name: 'toes' },
			{ slug: 'big-toe', name: 'big toe' },
			{ slug: 'index-toe', name: 'index toe' },
			{ slug: 'middle-toe', name: 'middle toe' },
			{ slug: 'fourth-toe', name: 'fourth toe' },
			{ slug: 'little-toe', name: 'little toe' },
		]);
	})
	.then(() => knex.schema.createTable('actors_tattoos', (table) => {
		table.increments('id');

		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.text('body_slug', 20)
			.references('slug')
			.inTable('body');

		table.enum('side', ['left', 'right', 'center', 'both']);

		table.text('description');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('actors_piercings', (table) => {
		table.increments('id');

		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.text('body_slug', 20)
			.references('slug')
			.inTable('body');

		table.enum('side', ['left', 'right', 'center', 'both']);

		table.text('description');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('actors_avatars', (table) => {
		table.integer('profile_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors_profiles')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('profile_id');
	}))
	.then(() => knex.schema.createTable('actors_photos', (table) => {
		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['actor_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('actors_social', (table) => {
		table.increments('id', 16);

		table.text('url');
		table.text('platform');

		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors');

		table.unique(['url', 'actor_id']);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('releases', (table) => {
		table.increments('id', 16);

		table.integer('entity_id', 12)
			.references('id')
			.inTable('entities')
			.notNullable();

		table.integer('studio_id', 12)
			.references('id')
			.inTable('entities');

		table.text('shoot_id');
		table.text('entry_id');

		table.unique(['entity_id', 'entry_id']);

		table.text('url', 1000);
		table.text('title');
		table.text('slug');

		table.timestamp('date');
		table.index('date');

		table.date('production_date');

		table.text('production_location');
		table.text('production_city');
		table.text('production_state');
		table.text('production_country_alpha2', 2)
			.references('alpha2')
			.inTable('countries');

		table.enum('date_precision', ['year', 'month', 'day', 'hour', 'minute', 'second'])
			.defaultTo('day');

		table.text('description');

		table.integer('duration')
			.unsigned();

		table.boolean('deep');
		table.text('deep_url', 1000);

		table.text('comment');

		table.integer('created_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.integer('updated_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('releases_actors', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.integer('actor_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.integer('alias_id', 12)
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.unique(['release_id', 'actor_id']);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('releases_directors', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.integer('director_id', 12)
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.integer('alias_id', 12)
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.unique(['release_id', 'director_id']);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('releases_posters', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('release_id');
	}))
	.then(() => knex.schema.createTable('releases_covers', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['release_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('releases_trailers', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('release_id');
	}))
	.then(() => knex.schema.createTable('releases_teasers', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('release_id');
	}))
	.then(() => knex.schema.createTable('releases_photos', (table) => {
		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['release_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('releases_tags', (table) => {
		table.integer('tag_id', 12)
			.notNullable()
			.references('id')
			.inTable('tags');

		table.integer('release_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.unique(['tag_id', 'release_id']);
	}))
	.then(() => knex.schema.createTable('releases_search', (table) => {
		table.integer('release_id', 16)
			.references('id')
			.inTable('releases')
			.onDelete('cascade');
	}))
	.then(() => knex.schema.createTable('movies', (table) => {
		table.increments('id', 16);

		table.integer('entity_id', 12)
			.references('id')
			.inTable('entities')
			.notNullable();

		table.integer('studio_id', 12)
			.references('id')
			.inTable('entities');

		table.text('entry_id');
		table.unique(['entity_id', 'entry_id']);

		table.text('url', 1000);
		table.text('title');
		table.text('slug');

		table.timestamp('date');
		table.index('date');

		table.enum('date_precision', ['year', 'month', 'day', 'hour', 'minute', 'second'])
			.defaultTo('day');

		table.text('description');

		table.boolean('deep');
		table.text('deep_url', 1000);

		table.text('comment');

		table.integer('created_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.integer('updated_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('movies_scenes', (table) => {
		table.integer('movie_id', 16)
			.notNullable()
			.references('id')
			.inTable('movies')
			.onDelete('cascade');

		table.integer('scene_id', 16)
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.unique(['movie_id', 'scene_id']);

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('movies_covers', (table) => {
		table.integer('movie_id', 16)
			.notNullable()
			.references('id')
			.inTable('movies')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['movie_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('movies_trailers', (table) => {
		table.integer('movie_id', 16)
			.unique()
			.notNullable()
			.references('id')
			.inTable('movies')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');
	}))
	.then(() => knex.schema.createTable('movies_posters', (table) => {
		table.integer('movie_id', 16)
			.notNullable()
			.references('id')
			.inTable('movies')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('movie_id');
	}))
	.then(() => knex.schema.createTable('chapters', (table) => {
		table.increments('id', 16);

		table.integer('release_id', 12)
			.references('id')
			.inTable('releases')
			.notNullable()
			.onDelete('cascade');

		table.integer('index');
		table.unique(['release_id', 'index']);

		table.integer('time')
			.unsigned();

		table.integer('duration')
			.unsigned();

		table.text('title');
		table.text('description');

		table.integer('created_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.integer('updated_batch_id', 12)
			.references('id')
			.inTable('batches')
			.onDelete('cascade');

		table.datetime('created_at')
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('chapters_posters', (table) => {
		table.integer('chapter_id', 16)
			.notNullable()
			.references('id')
			.inTable('chapters')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique('chapter_id');
	}))
	.then(() => knex.schema.createTable('chapters_photos', (table) => {
		table.integer('chapter_id', 16)
			.notNullable()
			.references('id')
			.inTable('chapters')
			.onDelete('cascade');

		table.text('media_id', 21)
			.notNullable()
			.references('id')
			.inTable('media');

		table.unique(['chapter_id', 'media_id']);
	}))
	.then(() => knex.schema.createTable('chapters_tags', (table) => {
		table.integer('tag_id', 12)
			.notNullable()
			.references('id')
			.inTable('tags')
			.onDelete('cascade');

		table.integer('chapter_id', 16)
			.notNullable()
			.references('id')
			.inTable('chapters')
			.onDelete('cascade');

		table.unique(['tag_id', 'chapter_id']);
	}))
	.then(() => knex.schema.createTable('users_roles', (table) => {
		table.string('role')
			.primary();

		table.json('abilities');
	}))
	.then(() => knex('users_roles').insert([
		{
			role: 'admin',
			abilities: JSON.stringify([ // serialization necessary to avoid array being interpreted as a PG array
				{ subject: 'scene', action: 'create' },
				{ subject: 'scene', action: 'update' },
				{ subject: 'scene', action: 'delete' },
				{ subject: 'actor', action: 'create' },
				{ subject: 'actor', action: 'update' },
				{ subject: 'actor', action: 'delete' },
			]),
		},
		{
			role: 'editor',
			abilities: JSON.stringify([ // serialization necessary to avoid array being interpreted as a PG array
				{ subject: 'scene', action: 'update' },
				{ subject: 'actor', action: 'update' },
			]),
		},
		{
			role: 'user',
		},
	]))
	.then(() => knex.schema.createTable('users', (table) => {
		table.increments('id');

		table.text('username')
			.unique()
			.notNullable();

		table.text('email')
			.unique()
			.notNullable();

		table.text('password')
			.notNullable();

		table.string('role')
			.references('role')
			.inTable('users_roles')
			.defaultTo('user')
			.notNullable();

		table.json('abilities');

		table.boolean('email_verified')
			.notNullable()
			.defaultTo(false);

		table.boolean('identity_verified')
			.notNullable()
			.defaultTo(false);

		table.datetime('created_at')
			.notNullable()
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('stashes', (table) => {
		table.increments('id');

		table.integer('user_id')
			.references('id')
			.inTable('users')
			.onDelete('cascade');

		table.string('name')
			.notNullable();

		table.string('slug')
			.notNullable();

		table.boolean('public')
			.notNullable()
			.defaultTo(false);

		table.boolean('deletable')
			.notNullable()
			.defaultTo(true);

		table.datetime('created_at')
			.notNullable()
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('stashes_scenes', (table) => {
		table.integer('stash_id')
			.notNullable()
			.references('id')
			.inTable('stashes')
			.onDelete('cascade');

		table.integer('scene_id')
			.notNullable()
			.references('id')
			.inTable('releases')
			.onDelete('cascade');

		table.unique(['stash_id', 'scene_id']);

		table.string('comment');

		table.datetime('created_at')
			.notNullable()
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('stashes_movies', (table) => {
		table.integer('stash_id')
			.notNullable()
			.references('id')
			.inTable('stashes')
			.onDelete('cascade');

		table.integer('movie_id')
			.notNullable()
			.references('id')
			.inTable('movies')
			.onDelete('cascade');

		table.unique(['stash_id', 'movie_id']);

		table.string('comment');

		table.datetime('created_at')
			.notNullable()
			.defaultTo(knex.fn.now());
	}))
	.then(() => knex.schema.createTable('stashes_actors', (table) => {
		table.integer('stash_id')
			.notNullable()
			.references('id')
			.inTable('stashes')
			.onDelete('cascade');

		table.integer('actor_id')
			.notNullable()
			.references('id')
			.inTable('actors')
			.onDelete('cascade');

		table.unique(['stash_id', 'actor_id']);

		table.string('comment');

		table.datetime('created_at')
			.notNullable()
			.defaultTo(knex.fn.now());
	}))
	// SEARCH
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			ALTER TABLE releases_search ADD COLUMN document tsvector;
		`);
	})
	// INDEXES
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			CREATE UNIQUE INDEX unique_actor_slugs_network ON actors (slug, entity_id, entry_id);
			CREATE UNIQUE INDEX unique_actor_slugs ON actors (slug) WHERE entity_id IS NULL;

			CREATE UNIQUE INDEX releases_search_unique ON releases_search (release_id);
			CREATE INDEX releases_search_index ON releases_search USING GIN (document);
		`);
	})
	// FUNCTIONS
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			CREATE FUNCTION current_user_id() RETURNS INTEGER AS $$
				/* if the user ID is undefined, the adapter will pass it as a string, which cannot be cast as NULL by ::integer */
				SELECT NULLIF(current_setting('user.id', true), '')::integer;
			$$ LANGUAGE SQL STABLE;

			/* We need both the release entries and their search ranking, and PostGraphile does not seem to allow virtual foreign keys on function results.
			 * Using a table as a proxy for the search results allows us to get both a reference to the releases table, and the ranking.
			 * A composite type does not seem to be compatible with PostGraphile's @sortable, and a view does not allow for many native constraints */
			CREATE TABLE releases_search_results (release_id integer, rank real, FOREIGN KEY (release_id) REFERENCES releases (id));

			CREATE FUNCTION search_releases(query text) RETURNS SETOF releases_search_results AS $$
				SELECT releases.id, ranks.rank FROM (
					SELECT
						releases_search.release_id,
						ts_rank(releases_search.document, to_tsquery('english', array_to_string(array(SELECT * FROM regexp_matches(query, '\\w+', 'g')), '|'))) AS rank
					FROM releases_search
					) ranks
				LEFT JOIN releases ON releases.id = ranks.release_id
				WHERE ranks.rank > 0
				ORDER BY ranks.rank DESC;
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION search_entities(search text) RETURNS SETOF entities AS $$
				SELECT * FROM entities
				WHERE
				name ILIKE ('%' || TRIM(search) || '%') OR
				slug ILIKE ('%' || TRIM(search) || '%') OR
				array_to_string(alias, '') ILIKE ('%' || TRIM(search) || '%') OR
				replace(array_to_string(alias, ''), ' ', '') ILIKE ('%' || TRIM(search) || '%') OR
				url ILIKE ('%' || search || '%')
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION search_actors(search text, min_length numeric DEFAULT 2) RETURNS SETOF actors AS $$
				SELECT * FROM actors
				WHERE length(search) >= min_length
				AND name ILIKE ('%' || TRIM(search) || '%')
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION actors_tags(actor actors, selectable_tags text[]) RETURNS SETOF tags AS $$
				SELECT tags.*
				FROM releases_actors
				LEFT JOIN
					releases_tags ON releases_tags.release_id = releases_actors.release_id
				LEFT JOIN
					tags ON tags.id = releases_tags.tag_id
				WHERE
					releases_actors.actor_id = actor.id
				AND
					CASE WHEN array_length(selectable_tags, 1) IS NOT NULL
					THEN tags.slug = ANY(selectable_tags)
					ELSE true
					END
				GROUP BY tags.id
				ORDER BY tags.name;
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION actors_channels(actor actors) RETURNS SETOF entities AS $$
				SELECT entities.*
				FROM releases_actors
				LEFT JOIN releases ON releases.id = releases_actors.release_id
				LEFT JOIN entities ON entities.id = releases.entity_id
				WHERE releases_actors.actor_id = actor.id
				GROUP BY entities.id;
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION actors_actors(actor actors) RETURNS SETOF actors AS $$
				SELECT actors.*
				FROM releases_actors
				LEFT JOIN releases_actors AS associated_actors ON associated_actors.release_id = releases_actors.release_id
				LEFT JOIN actors ON actors.id = associated_actors.actor_id
				WHERE releases_actors.actor_id = actor.id
				AND NOT actors.id = actor.id
				GROUP BY actors.id
				ORDER BY actors.name;
			$$ LANGUAGE SQL STABLE;

			/* GraphQL/Postgraphile 'every' applies to the data, will only include scenes for which every assigned tag is selected,
			   instead of what we want; scenes with every selected tag, but possibly also some others */
			CREATE FUNCTION actors_scenes(actor actors, selected_tags text[], mode text DEFAULT 'all') RETURNS SETOF releases AS $$
				SELECT releases.*
				FROM releases
				LEFT JOIN
					releases_actors ON releases_actors.release_id = releases.id
				LEFT JOIN
					releases_tags ON releases_tags.release_id = releases.id
				LEFT JOIN
					tags ON tags.id = releases_tags.tag_id
				WHERE releases_actors.actor_id = actor.id
				AND CASE
					/* match at least one of the selected tags */
					WHEN mode = 'any'
					AND array_length(selected_tags, 1) > 0
					THEN tags.slug = ANY(selected_tags)
					ELSE true
					END
				GROUP BY releases.id
				HAVING CASE
					/* match all of the selected tags */
					WHEN mode = 'all'
					AND array_length(selected_tags, 1) > 0
					THEN COUNT(
						CASE WHEN tags.slug = ANY(selected_tags)
						THEN true
						END
					) = array_length(selected_tags, 1)
					ELSE true
				END;
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION tags_scenes(tag tags, selected_tags text[], mode text DEFAULT 'all') RETURNS SETOF releases AS $$
				SELECT releases.*
				FROM releases
				LEFT JOIN
					releases_actors ON releases_actors.release_id = releases.id
				LEFT JOIN
					releases_tags ON releases_tags.release_id = releases.id
				LEFT JOIN
					tags ON tags.id = releases_tags.tag_id
				WHERE releases_tags.tag_id = tag.id
				GROUP BY releases.id;
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION movies_actors(movie movies) RETURNS SETOF actors AS $$
				SELECT actors.*
				FROM movies_scenes
				LEFT JOIN
					releases ON releases.id = movies_scenes.scene_id
				LEFT JOIN
					releases_actors ON releases_actors.release_id = releases.id
				LEFT JOIN
					actors ON actors.id = releases_actors.actor_id
				WHERE movies_scenes.movie_id = movie.id
				AND actors.id IS NOT NULL
				GROUP BY actors.id
				ORDER BY actors.name, actors.gender
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION movies_tags(movie movies) RETURNS SETOF tags AS $$
				SELECT tags.*
				FROM movies_scenes
				LEFT JOIN
					releases ON releases.id = movies_scenes.scene_id
				LEFT JOIN
					releases_tags ON releases_tags.release_id = releases.id
				LEFT JOIN
					tags ON tags.id = releases_tags.tag_id
				WHERE movies_scenes.movie_id = movie.id
				AND tags.id IS NOT NULL
				GROUP BY tags.id
				ORDER BY tags.priority DESC
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION movies_photos(movie movies) RETURNS SETOF media AS $$
				SELECT media.*
				FROM movies_scenes
				LEFT JOIN
					releases ON releases.id = movies_scenes.scene_id
				INNER JOIN
					releases_photos ON releases_photos.release_id = releases.id
				LEFT JOIN
					media ON media.id = releases_photos.media_id
				WHERE movies_scenes.movie_id = movie.id
				GROUP BY media.id
				ORDER BY media.index ASC
			$$ LANGUAGE SQL STABLE;

			CREATE FUNCTION releases_is_new(release releases) RETURNS boolean AS $$
				SELECT EXISTS(SELECT true WHERE (SELECT id FROM batches ORDER BY created_at DESC LIMIT 1) = release.created_batch_id);
			$$ LANGUAGE sql STABLE;
		`);
	})
	// POLICIES
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			GRANT ALL ON ALL TABLES IN SCHEMA public TO :visitor;
			GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA public TO :visitor;

			REVOKE ALL ON users FROM :visitor;
			GRANT SELECT (id, username, role, identity_verified, created_at) ON users TO :visitor;

			ALTER TABLE stashes ENABLE ROW LEVEL SECURITY;
			ALTER TABLE stashes_scenes ENABLE ROW LEVEL SECURITY;
			ALTER TABLE stashes_movies ENABLE ROW LEVEL SECURITY;
			ALTER TABLE stashes_actors ENABLE ROW LEVEL SECURITY;

			CREATE POLICY stashes_policy_select ON stashes FOR SELECT USING (stashes.public OR stashes.user_id = current_user_id());
			CREATE POLICY stashes_policy_update ON stashes FOR UPDATE USING (stashes.public OR stashes.user_id = current_user_id());
			CREATE POLICY stashes_policy_delete ON stashes FOR DELETE USING (stashes.public OR stashes.user_id = current_user_id());
			CREATE POLICY stashes_policy_insert ON stashes FOR INSERT WITH CHECK (true);

			CREATE POLICY stashes_policy ON stashes_scenes
				USING (EXISTS (
					SELECT *
					FROM stashes
					WHERE stashes.id = stashes_scenes.stash_id
					AND (stashes.user_id = current_user_id() OR stashes.public)
				));

			CREATE POLICY stashes_policy ON stashes_movies
				USING (EXISTS (
					SELECT *
					FROM stashes
					WHERE stashes.id = stashes_movies.stash_id
					AND (stashes.user_id = current_user_id() OR stashes.public)
				));

			CREATE POLICY stashes_policy ON stashes_actors
				USING (EXISTS (
					SELECT *
					FROM stashes
					WHERE stashes.id = stashes_actors.stash_id
					AND (stashes.user_id = current_user_id() OR stashes.public)
				));
		`, {
			visitor: knex.raw(config.database.query.user),
		});
	})
	// VIEWS AND COMMENTS
	.then(() => { // eslint-disable-line arrow-body-style
		// allow vim fold
		return knex.raw(`
			COMMENT ON COLUMN users.password IS E'@omit';
			COMMENT ON COLUMN users.email IS E'@omit';
			COMMENT ON COLUMN users.email_verified IS E'@omit';
			COMMENT ON COLUMN users.abilities IS E'@omit';

			COMMENT ON COLUMN actors.height IS E'@omit read,update,create,delete,all,many';
			COMMENT ON COLUMN actors.weight IS E'@omit read,update,create,delete,all,many';
			COMMENT ON COLUMN actors.penis_length IS E'@omit read,update,create,delete,all,many';
			COMMENT ON COLUMN actors.penis_girth IS E'@omit read,update,create,delete,all,many';

			COMMENT ON FUNCTION actors_tags IS E'@sortable';
			COMMENT ON FUNCTION actors_channels IS E'@sortable';
			COMMENT ON FUNCTION actors_actors IS E'@sortable';
			COMMENT ON FUNCTION actors_scenes IS E'@sortable';
			COMMENT ON FUNCTION tags_scenes IS E'@sortable';
			COMMENT ON FUNCTION search_releases IS E'@sortable';
		`);
	});

exports.down = (knex) => { // eslint-disable-line arrow-body-style
	// allow vim fold
	return knex.raw(`
		DROP TABLE IF EXISTS releases_actors CASCADE;
		DROP TABLE IF EXISTS releases_movies CASCADE;
		DROP TABLE IF EXISTS releases_directors CASCADE;
		DROP TABLE IF EXISTS releases_posters CASCADE;
		DROP TABLE IF EXISTS releases_photos CASCADE;
		DROP TABLE IF EXISTS releases_covers CASCADE;
		DROP TABLE IF EXISTS releases_trailers CASCADE;
		DROP TABLE IF EXISTS releases_teasers CASCADE;
		DROP TABLE IF EXISTS releases_tags CASCADE;
		DROP TABLE IF EXISTS releases_search CASCADE;

		DROP TABLE IF EXISTS movies_scenes CASCADE;
		DROP TABLE IF EXISTS movies_covers CASCADE;
		DROP TABLE IF EXISTS movies_posters CASCADE;
		DROP TABLE IF EXISTS movies_trailers CASCADE;

		DROP TABLE IF EXISTS clips_tags CASCADE;
		DROP TABLE IF EXISTS clips_posters CASCADE;
		DROP TABLE IF EXISTS clips_photos CASCADE;

		DROP TABLE IF EXISTS chapters_tags CASCADE;
		DROP TABLE IF EXISTS chapters_posters CASCADE;
		DROP TABLE IF EXISTS chapters_photos CASCADE;

		DROP TABLE IF EXISTS batches CASCADE;

		DROP TABLE IF EXISTS actors_avatars CASCADE;
		DROP TABLE IF EXISTS actors_photos CASCADE;
		DROP TABLE IF EXISTS actors_social CASCADE;
		DROP TABLE IF EXISTS actors_profiles CASCADE;
		DROP TABLE IF EXISTS actors_tattoos CASCADE;
		DROP TABLE IF EXISTS actors_piercings CASCADE;
		DROP TABLE IF EXISTS body CASCADE;

		DROP TABLE IF EXISTS entities_tags CASCADE;
		DROP TABLE IF EXISTS entities_social CASCADE;
		DROP TABLE IF EXISTS sites_tags CASCADE;
		DROP TABLE IF EXISTS sites_social CASCADE;
		DROP TABLE IF EXISTS networks_social CASCADE;
		DROP TABLE IF EXISTS tags_posters CASCADE;
		DROP TABLE IF EXISTS tags_photos CASCADE;
		DROP TABLE IF EXISTS movies CASCADE;
		DROP TABLE IF EXISTS clips CASCADE;
		DROP TABLE IF EXISTS chapters CASCADE;
		DROP TABLE IF EXISTS releases CASCADE;
		DROP TABLE IF EXISTS actors CASCADE;
		DROP TABLE IF EXISTS tags CASCADE;
		DROP TABLE IF EXISTS tags_groups CASCADE;
		DROP TABLE IF EXISTS social CASCADE;
		DROP TABLE IF EXISTS sites CASCADE;
		DROP TABLE IF EXISTS studios CASCADE;
		DROP TABLE IF EXISTS media_sfw CASCADE;
		DROP TABLE IF EXISTS media CASCADE;
		DROP TABLE IF EXISTS countries CASCADE;
		DROP TABLE IF EXISTS networks CASCADE;

		DROP TABLE IF EXISTS entities_types CASCADE;
		DROP TABLE IF EXISTS entities CASCADE;

		DROP TABLE IF EXISTS stashes_scenes CASCADE;
		DROP TABLE IF EXISTS stashes_movies CASCADE;
		DROP TABLE IF EXISTS stashes_actors CASCADE;
		DROP TABLE IF EXISTS stashes CASCADE;

		DROP TABLE IF EXISTS users CASCADE;
		DROP TABLE IF EXISTS users_roles CASCADE;

		DROP FUNCTION IF EXISTS search_releases;
		DROP FUNCTION IF EXISTS search_sites;
		DROP FUNCTION IF EXISTS search_entities;
		DROP FUNCTION IF EXISTS search_actors;
		DROP FUNCTION IF EXISTS get_random_sfw_media_id;

		DROP FUNCTION IF EXISTS releases_is_new;
		DROP FUNCTION IF EXISTS actors_tags;
		DROP FUNCTION IF EXISTS actors_channels;
		DROP FUNCTION IF EXISTS actors_actors;
		DROP FUNCTION IF EXISTS actors_scenes;

		DROP FUNCTION IF EXISTS movies_actors;
		DROP FUNCTION IF EXISTS movies_tags;
		DROP FUNCTION IF EXISTS movies_photos;

		DROP POLICY IF EXISTS stashes_policy ON stashes;
		DROP POLICY IF EXISTS stashes_policy ON stashes_scenes;
		DROP POLICY IF EXISTS stashes_policy ON stashes_actors;

		DROP FUNCTION IF EXISTS current_user_id;

		DROP TABLE IF EXISTS releases_search_results;
	`);
};