Class: Decidim::Proposals::VoteProposal

Inherits:
Command
  • Object
show all
Defined in:
decidim-proposals/app/commands/decidim/proposals/vote_proposal.rb

Overview

A command with all the business logic when a user votes a proposal.

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Command

call, #evaluate, #method_missing, #respond_to_missing?, #transaction, #with_events

Constructor Details

#initialize(proposal, current_user) ⇒ VoteProposal

Public: Initializes the command.

proposal - A Decidim::Proposals::Proposal object. current_user - The current user.



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# File 'decidim-proposals/app/commands/decidim/proposals/vote_proposal.rb', line 11

def initialize(proposal, current_user)
  @proposal = proposal
  @current_user = current_user
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Decidim::Command

Instance Attribute Details

#vote ⇒ Object (readonly)

Returns the value of attribute vote.



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# File 'decidim-proposals/app/commands/decidim/proposals/vote_proposal.rb', line 40

def vote
  @vote
end

Instance Method Details

#call ⇒ Object

Executes the command. Broadcasts these events:

  • :ok when everything is valid, together with the proposal vote.

  • :invalid if the form was not valid and we could not proceed.

Returns nothing.



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# File 'decidim-proposals/app/commands/decidim/proposals/vote_proposal.rb', line 22

def call
  return broadcast(:invalid) if @proposal.maximum_votes_reached? && !@proposal.can_accumulate_supports_beyond_threshold

  build_proposal_vote
  return broadcast(:invalid) unless vote.valid?

  ActiveRecord::Base.transaction do
    @proposal.with_lock do
      vote.save!
      update_temporary_votes
    end
  end

  Decidim::Gamification.increment_score(@current_user, :proposal_votes)

  broadcast(:ok, vote)
end