exports.up = function (knex) {
  return knex.schema
    .createTable('users', (table) => {
      table.uuid('id').primary().defaultTo(knex.raw('(UUID())'));
      table.string('email', 255).notNullable();
      table.string('password', 255).notNullable();
      table.string('firstName', 255);
      table.string('lastName', 255);
      table.boolean('isActive').defaultTo(true);
      table.timestamps(true, true);

      table.unique(['email']);
      table.index(['email']);
    })
    .createTable('roles', (table) => {
      table.uuid('id').primary().defaultTo(knex.raw('(UUID())'));
      table.string('name', 255).notNullable();
      table.string('guardName', 255).defaultTo('api');
      table.text('description');
      table.timestamps(true, true);

      table.unique(['name', 'guardName']);
    })
    .createTable('permissions', (table) => {
      table.uuid('id').primary().defaultTo(knex.raw('(UUID())'));
      table.string('name', 255).notNullable();
      table.string('guardName', 255).defaultTo('api');
      table.text('description');
      table.timestamps(true, true);

      table.unique(['name', 'guardName']);
    })
    .createTable('role_permissions', (table) => {
      table.uuid('id').primary().defaultTo(knex.raw('(UUID())'));
      table.uuid('roleId').notNullable();
      table.uuid('permissionId').notNullable();
      table.timestamps(true, true);

      table
        .foreign('roleId')
        .references('id')
        .inTable('roles')
        .onDelete('CASCADE');
      table
        .foreign('permissionId')
        .references('id')
        .inTable('permissions')
        .onDelete('CASCADE');
      table.unique(['roleId', 'permissionId']);
    })
    .createTable('user_roles', (table) => {
      table.uuid('id').primary().defaultTo(knex.raw('(UUID())'));
      table.uuid('userId').notNullable();
      table.uuid('roleId').notNullable();
      table.timestamps(true, true);

      table
        .foreign('userId')
        .references('id')
        .inTable('users')
        .onDelete('CASCADE');
      table
        .foreign('roleId')
        .references('id')
        .inTable('roles')
        .onDelete('CASCADE');
      table.unique(['userId', 'roleId']);
    });
};

exports.down = function (knex) {
  return knex.schema
    .dropTableIfExists('user_roles')
    .dropTableIfExists('role_permissions')
    .dropTableIfExists('permissions')
    .dropTableIfExists('roles')
    .dropTableIfExists('users');
};