How can I list all the
duels
challenge
duel_id
dueler
challenge_id
def show
@challenge = Challenge.find(params[:id])
@correct_user = current_user.challenges.find_by(id: params[:id])
@duel = # How to get any and all duels which have a dueler whose challenge_id is equal to @challenge?
end
<% @duel.duelers.each do |dueler| %> # Two duelers per duel. I want to show both duelers on page.
<%= dueler.user.name %> will <%= dueler.challenge.name %>.
<% end %>
<%= @challenge.name %>
Duel.last
id: 169,
pry(main)> Dueler.last
id: 276,
user_id: 2,
challenge_id: 301,
duel_id: 169,
Since duels
table doesn't have challenge_id
, you can do this to get duels through duelers.
def show
@challenge = Challenge.find(params[:id])
@correct_user = current_user.challenges.find_by(id: params[:id])
@duel = Duel.where(id: @challenge.duelers.pluck(:duel_id).uniq).includes(duelers: :user)
end
And, don't forget to add has_many :duelers
in duel
model.
Since there can be multiple duels
for a challenge, you need to make this change in your view
<% @duel.each do |duel| %>
<% duel.duelers.each do |dueler| %> # Two duelers per duel. I want to show both duelers on page.
<%= dueler.user.name %> will <%= @challenge.name %>.
<% end %>
<%= @challenge.name %>
<% end %>
Hope that helps!