フロントエンドプレイアブル

app/helpers/games_helper.rb

@@ -0,0 +1,51 @@
+module GamesHelper
+  def power_color_class(power)
+    case power
+    when "AUSTRIA"
+      "bg-red-100 text-red-800"
+    when "ENGLAND"
+      "bg-purple-100 text-purple-800"
+    when "FRANCE"
+      "bg-sky-100 text-sky-800"
+    when "GERMANY"
+      "bg-amber-100 text-amber-900"
+    when "ITALY"
+      "bg-green-100 text-green-800"
+    when "RUSSIA"
+      "bg-gray-100 text-gray-800"
+    when "TURKEY"
+      "bg-yellow-100 text-yellow-800"
+    else
+      "bg-gray-100 text-gray-800"
+    end
+  end
+
+  def parse_phase(phase_string)
+    # 例: "S1901M" -> "1901年 春 (移動)"
+    # 例: "F1901R" -> "1901年 秋 (撤退)"
+    # 例: "W1901A" -> "1901年 冬 (調整)"
+
+    return phase_string if phase_string.blank?
+    return phase_string unless phase_string.match?(/^[SFW]\d{4}[MRA]$/)
+
+    season_code = phase_string[0]
+    year = phase_string[1..4]
+    type_code = phase_string[5]
+
+    season = case season_code
+    when "S" then "春"
+    when "F" then "秋"
+    when "W" then "冬"
+    else season_code
+    end
+
+    type = case type_code
+    when "M" then "移動"
+    when "R" then "撤退"
+    when "A" then "調整"
+    else type_code
+    end
+
+    "#{year}年 #{season} (#{type})"
+  end
+end