Class: Decidim::Proposals::UnvoteProposal

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

Overview

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

Instance Method Summary collapse

Methods inherited from Command

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

Constructor Details

#initialize(proposal, current_user) ⇒ UnvoteProposal

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/unvote_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 Method Details

#callObject

Executes the command. Broadcasts these events:

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

  • :invalid if the form wasn't valid and we couldn't proceed.

Returns nothing.


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

def call
  ActiveRecord::Base.transaction do
    ProposalVote.where(
      author: @current_user,
      proposal: @proposal
    ).destroy_all

    update_temporary_votes
  end

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

  broadcast(:ok, @proposal)
end