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require "roda"
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require_relative "rank_king"
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module RankKing
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class Web < Roda
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plugin :named_templates
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plugin :render
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template(:layout) { <<~ERB }
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<html>
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<body>
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<h1>Rank King</h1>
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<%= yield %>
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</body>
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</html>
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ERB
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template(:pools) { <<~ERB }
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<h2>Pools</h2>
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<ul>
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<% @pools.each do |pool| %>
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<li><a href="/pools/<%= pool.id %>"><%= pool.name %></a></li>
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<% end %>
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</ul>
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ERB
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template(:pool) { <<~ERB }
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<h2><%= @pool.name %></h2>
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<h3>Axes</h3>
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<ul>
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<% @pool.axes.each do |axis| %>
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<li><a href="/pools/<%= @pool.id %>/axes/<%= axis.id %>"><%= axis.name %></a></li>
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<% end %>
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</ul>
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<h3>Items</h3>
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<ol>
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<% @pool.items.each do |item| %>
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<li><%= item.title %></li>
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<% end %>
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</ol>
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ERB
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template(:axis) { <<~ERB }
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<h2><%= @axis.pool.name %> - <%= @axis.name %></h2>
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<h3>Items</h3>
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<table>
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<% @axis.ratings.sort_by { -_1.ordinal }.each.with_index do |rating, i| %>
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<tr>
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<td><%= i+1 %></td>
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<td><%= rating.item.title %></td>
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<td><%= rating.ordinal.round(1) %></td>
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<td><%= rating.mu.round(1) %></td>
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<td><%= rating.sigma.round(1) %></td>
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</tr>
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<% end %>
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</table>
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<ul>
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<% @game.each do |item| %>
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<li><%= item.title %></li>
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<% end %>
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</ul>
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<form method="post" action="/pools/<%= @pool.id %>/axes/<%= @axis.id %>/rank">
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<% @game.each.with_index do |item, i| %>
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<label><input type="radio" name="winner" value="<%= item.id %>"><%= item.title %></label>
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<input type="hidden" name="item_<%= i %>" value="<%= item.id %>">
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<% end %>
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<input type="submit">
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</form>
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ERB
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route do |r|
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r.root do
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r.redirect "/pools"
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end
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r.on "pools" do
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r.is do
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@pools = Pool.all
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view :pools
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end
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r.on Integer do |id|
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@pool = Pool[id]
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r.is do
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view :pool
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end
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r.on "axes" do
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r.on Integer do |id|
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@axis = Axis[id]
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r.is "rank" do
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items = r.params.values_at("item_0", "item_1").map { Item[_1] }
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winner, loser = items.partition { _1.id == r.params.fetch("winner").to_i }.flatten
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RankKing.rank(@axis, winner:, loser:)
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r.redirect "/pools/#{@pool.id}/axes/#{@axis.id}"
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end
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r.is do
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@game = RankKing.suggest_game(@axis).shuffle
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view :axis
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end
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end
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end
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end
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end
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end
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end
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end
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