module.exports = {
  inputs: {
    record: {
      type: 'ref',
      required: true
    },
    values: {
      type: 'json',
      custom: value =>
        _.isPlainObject(value) &&
        (_.isUndefined(value.position) || _.isFinite(value.position)),
      required: true
    },
    request: {
      type: 'ref'
    }
  },

  fn: async function(inputs, exits) {
    const userIds = await sails.helpers.getMembershipUserIdsForProject(
      inputs.record.projectId
    );

    if (!_.isUndefined(inputs.values.position)) {
      const boards = await sails.helpers.getBoardsForProject(
        inputs.record.projectId,
        inputs.record.id
      );

      const { position, repositions } = sails.helpers.insertToPositionables(
        inputs.values.position,
        boards
      );

      inputs.values.position = position;

      repositions.forEach(async ({ id, position }) => {
        await Board.update({
          id,
          projectId: inputs.record.projectId
        }).set({
          position
        });

        userIds.forEach(userId => {
          sails.sockets.broadcast(`user:${userId}`, 'boardUpdate', {
            item: {
              id,
              position
            }
          });
        });
      });
    }

    const board = await Board.updateOne(inputs.record.id).set(inputs.values);

    if (board) {
      userIds.forEach(userId => {
        sails.sockets.broadcast(
          `user:${userId}`,
          'boardUpdate',
          {
            item: board
          },
          inputs.request
        );
      });
    }

    return exits.success(board);
  }
};