<?php

/**
 * @file classes/migration/ControlledVocabMigration.inc.php
 *
 * Copyright (c) 2014-2021 Simon Fraser University
 * Copyright (c) 2000-2021 John Willinsky
 * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
 *
 * @class ControlledVocabMigration
 * @brief Describe database table structures.
 */

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Builder;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Capsule\Manager as Capsule;

class ControlledVocabMigration extends Migration {
        /**
         * Run the migrations.
         * @return void
         */
        public function up() {
		// Controlled vocabularies
		Capsule::schema()->create('controlled_vocabs', function (Blueprint $table) {
			$table->bigInteger('controlled_vocab_id')->autoIncrement();
			$table->string('symbolic', 64);
			$table->bigInteger('assoc_type')->default(0);
			$table->bigInteger('assoc_id')->default(0);
			$table->unique(['symbolic', 'assoc_type', 'assoc_id'], 'controlled_vocab_symbolic');
		});

		// Controlled vocabulary entries
		Capsule::schema()->create('controlled_vocab_entries', function (Blueprint $table) {
			$table->bigInteger('controlled_vocab_entry_id')->autoIncrement();
			$table->bigInteger('controlled_vocab_id');
			$table->float('seq', 8, 2)->nullable();
			$table->index(['controlled_vocab_id', 'seq'], 'controlled_vocab_entries_cv_id');
		});

		// Controlled vocabulary entry settings
		Capsule::schema()->create('controlled_vocab_entry_settings', function (Blueprint $table) {
			$table->bigInteger('controlled_vocab_entry_id');
			$table->string('locale', 14)->default('');
			$table->string('setting_name', 255);
			$table->text('setting_value')->nullable();
			$table->string('setting_type', 6);
			$table->index(['controlled_vocab_entry_id'], 'c_v_e_s_entry_id');
			$table->unique(['controlled_vocab_entry_id', 'locale', 'setting_name'], 'c_v_e_s_pkey');
		});

		// Reviewer Interests Associative Table
		Capsule::schema()->create('user_interests', function (Blueprint $table) {
			$table->bigInteger('user_id');
			$table->bigInteger('controlled_vocab_entry_id');
			$table->unique(['user_id', 'controlled_vocab_entry_id'], 'u_e_pkey');
		});

	}

	/**
	 * Reverse the migration.
	 * @return void
	 */
	public function down() {
		Capsule::schema()->drop('user_interests');
		Capsule::schema()->drop('controlled_vocab_entry_settings');
		Capsule::schema()->drop('controlled_vocab_entries');
		Capsule::schema()->drop('controlled_vocabs');
	}
}