1 files changed, 41 insertions, 0 deletions

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+require 'json'
+
+input = File.open(ARGV[0]) do |file|
+  JSON.load(file)
+end
+
+filtered = input.select do |cardJson|
+  cardJson["object"] == "card" &&
+  # It needs to have a downloadable image
+  cardJson.count("image_uris") &&
+  # Make sure we can support the card layout
+  ["normal", "leveler", "saga"].include?(cardJson["layout"]) &&
+  # We only support modern and m15 frames
+  ["2015", "2003"].include?(cardJson["frame"]) &&
+  # Digital cards look slightly different so ignore them
+  !cardJson["digital"] &&
+  # Only use english printings
+  cardJson["lang"] == "en" &&
+  # Currently not supporting silver bordered cards
+  cardJson["border_color"] != "silver" &&
+  # It is hard to read the name of a planeswalker
+  !cardJson["type_line"].include?("Planeswalker") &&
+  # This cuts out checklists and special tokens
+  cardJson["type_line"] != "Card" &&
+  # Amonkhet invocations are impossible
+  cardJson["set"] != "mp2" &&
+  # Unknown Event is not a real thing huh
+  cardJson["set"] != "da1"
+end.map do |cardJson|
+  {
+    "id" => cardJson["id"],
+    "name" => cardJson["name"],
+    "imageUri" => cardJson["image_uris"]["png"],
+    "frame" => cardJson["frame"],
+    "artist" => cardJson["artist"]
+  }
+end
+
+File.open(ARGV[1], 'w') do |file|
+  JSON.dump(filtered, file)
+end