From 2dd5608409f0a506cd2a682107d9be302cec8079 Mon Sep 17 00:00:00 2001
From: David Gay <david@davidgay.org>
Date: Thu, 20 May 2021 19:01:25 -0400
Subject: Implement learning activities from other activities

---
 app/controllers/game_controller.rb     | 19 +++++++++++++++++++
 app/views/activities/_results.html.erb |  2 ++
 data/activities.yml                    | 30 ++++++++++++++++++++++++++++++
 data/items.yml                         | 11 +++--------
 4 files changed, 54 insertions(+), 8 deletions(-)

diff --git a/app/controllers/game_controller.rb b/app/controllers/game_controller.rb
index 9a40fb2..58644a7 100644
--- a/app/controllers/game_controller.rb
+++ b/app/controllers/game_controller.rb
@@ -45,6 +45,25 @@ class GameController < ApplicationController
                             .find_or_initialize_by(hearth_amenity: HearthAmenity.find_by_gid(result[:gid]))
           bhi.update(level: result[:level])
           @results.push({ type: type, hearth_amenity: bhi.hearth_amenity })
+        when "activity"
+          next if rand > (result[:chance] || 1)
+          table_roll = rand
+          result[:table].sort_by { |t| -t[:score] }.each do |table_entry|
+            score = table_entry[:score]
+            result[:table_scaling]&.each do |scale_entry|
+              case scale_entry[:type]
+              when "skill"
+                score = score**(1 + (scale_entry[:scale_value] * current_char.skill_level(scale_entry[:gid])))
+              end
+            end
+            if table_roll >= score
+              activity = Activity.find_by_gid(table_entry[:gid])
+              unless current_char.learned_activities.exists?(activity: activity)
+                current_char.learned_activities.create(activity: activity)
+                @results.push({ type: type, activity: activity })
+              end
+            end
+          end
         else
           raise "Invalid result type (#{type})" # TODO: Improve this.
         end
diff --git a/app/views/activities/_results.html.erb b/app/views/activities/_results.html.erb
index 0e540dd..0fef8fb 100644
--- a/app/views/activities/_results.html.erb
+++ b/app/views/activities/_results.html.erb
@@ -9,6 +9,8 @@
       </p>
     <% when "hearth_amenity" %>
       <p>You constructed <%= result[:hearth_amenity].name %>.</p>
+    <% when "activity" %>
+      <p>You realized how to <%= result[:activity].name %>!</p>
     <% when "error" %>
       <p><%= result[:message] %></p>
     <% end %>
diff --git a/data/activities.yml b/data/activities.yml
index 01a4c88..26f4535 100644
--- a/data/activities.yml
+++ b/data/activities.yml
@@ -57,6 +57,36 @@ craft_pig_iron_ingot:
         xp:
           - gid: "otherforge"
             value: 15
+      - type: "activity"
+        chance: 0.05
+        table:
+          - gid: "craft_iron_ingot"
+            score: 0
+        table_scaling:
+          - type: "skill"
+            gid: "otherforge"
+            scale_value: 1.25
+craft_iron_ingot:
+  name: "Smelt Iron Ingot"
+  description: "Smelt an iron ingot."
+  whatnot:
+    duration:
+      base: 80
+      minimum: 35
+      scaling:
+        - type: "skill"
+          gid: "otherforge"
+          scale_value: 2
+    cost:
+      - type: "item"
+        gid: "iron_ore"
+        quantity: 10
+    results:
+      - type: "item"
+        gid: "iron_ingot"
+        xp:
+          - gid: "otherforge"
+            value: 20
 quarry_floret_mines:
   name: "Quarry Floret Mines"
   description: "Planequarry at the Floret Mines."
diff --git a/data/items.yml b/data/items.yml
index b36ec25..5b5bc3b 100644
--- a/data/items.yml
+++ b/data/items.yml
@@ -4,35 +4,30 @@ stone:
 crude_iron_ore:
   name: "Crude iron ore"
   description: "A chunk of very impure iron ore."
-  whatnot:
 iron_ore:
   name: "Iron ore"
   description: "A chunk of unrefined iron ore."
-  whatnot:
 pure_iron_ore:
   name: "Pure iron ore"
   description: "A chunk of naturally rich and pure iron ore."
-  whatnot:
 paraiba_tourmaline:
   name: "Paraiba tourmaline"
   description: "A rare and beautiful turquoise gem."
-  whatnot:
 red_beryl:
   name: "Red beryl"
   description: "A simple red gem."
-  whatnot:
 tourmaline:
   name: "Tourmaline"
   description: "A crude pink-blue gem."
-  whatnot:
 yellow_beryl:
   name: "Yellow beryl"
   description: "A rare and beautiful yellow gem."
-  whatnot:
 pig_iron_ingot:
   name: "pig iron ingot"
   description: "Low quality iron ingot meant to be remelted for further use."
-  whatnot:
+iron_ingot:
+  name: "iron ingot"
+  description: "A simple bar of iron."
 iron_short_sword:
   name: "Iron short sword"
   description: "A short sword made of iron."
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