add artifact blueprints

app/blueprints/api/v1/artifact_blueprint.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class ArtifactBlueprint < ApiBlueprint
+      field :name do |a|
+        {
+          en: a.name_en,
+          ja: a.name_jp
+        }
+      end
+
+      fields :granblue_id, :proficiency, :rarity
+
+      field :release_date, if: ->(_field, a, _options) { a.release_date.present? }
+    end
+  end
+end

app/blueprints/api/v1/artifact_skill_blueprint.rb

@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class ArtifactSkillBlueprint < ApiBlueprint
+      field :name do |s|
+        {
+          en: s.name_en,
+          ja: s.name_jp
+        }
+      end
+
+      fields :skill_group, :modifier, :polarity
+
+      field :base_values do |s|
+        s.base_values
+      end
+
+      field :growth, if: ->(_field, s, _options) { s.growth.present? } do |s|
+        s.growth.to_f
+      end
+
+      field :suffix do |s|
+        {
+          en: s.suffix_en,
+          ja: s.suffix_jp
+        }
+      end
+    end
+  end
+end

app/blueprints/api/v1/collection_artifact_blueprint.rb

@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class CollectionArtifactBlueprint < ApiBlueprint
+      identifier :id
+
+      fields :element, :level, :nickname, :created_at, :updated_at
+
+      # Proficiency is only present on quirk artifacts
+      field :proficiency, if: ->(_field, obj, _options) { obj.proficiency.present? }
+
+      field :skills do |obj|
+        [obj.skill1, obj.skill2, obj.skill3, obj.skill4].map do |skill|
+          next nil if skill.blank? || skill == {}
+
+          {
+            modifier: skill['modifier'],
+            strength: skill['strength'],
+            level: skill['level']
+          }
+        end
+      end
+
+      association :artifact, blueprint: ArtifactBlueprint
+
+      view :full do
+        association :artifact, blueprint: ArtifactBlueprint
+      end
+    end
+  end
+end

app/blueprints/api/v1/grid_artifact_blueprint.rb

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class GridArtifactBlueprint < ApiBlueprint
+      fields :element, :level
+
+      # Proficiency is only present on quirk artifacts
+      field :proficiency, if: ->(_field, obj, _options) { obj.proficiency.present? }
+
+      field :skills do |obj|
+        [obj.skill1, obj.skill2, obj.skill3, obj.skill4].map do |skill|
+          next nil if skill.blank? || skill == {}
+
+          {
+            modifier: skill['modifier'],
+            strength: skill['strength'],
+            level: skill['level']
+          }
+        end
+      end
+
+      view :nested do
+        association :artifact, blueprint: ArtifactBlueprint
+      end
+
+      view :full do
+        include_view :nested
+        association :grid_character, blueprint: GridCharacterBlueprint
+      end
+
+      view :destroyed do
+        fields :created_at, :updated_at
+      end
+    end
+  end
+end

app/blueprints/api/v1/grid_character_blueprint.rb

@@ -16,6 +16,8 @@ module Api
       view :nested do
         include_view :mastery_bonuses
         association :character, blueprint: CharacterBlueprint, view: :full
+        association :grid_artifact, blueprint: GridArtifactBlueprint, view: :nested,
+                    if: ->(_field_name, gc, _options) { gc.grid_artifact.present? }
       end
 
       view :uncap do