1 files changed, 130 insertions, 0 deletions
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..38adb95
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,130 @@
+%w[json erb]
+  .each { require _1 }
+
+def fputs(f, c)
+  puts "fputs #{f}"
+  File.write f, c
+end
+def erb(tmpl, ctx={}) =
+  ERB.new(File.read(tmpl), trim_mode: "-")
+    .result_with_hash(ctx)
+
+module Component
+  def Component.parse(str)
+    script = []; style = []; html = []
+    cur = html
+    str.lines.each do |line|
+      line = line.chomp
+      if line == "<script>" and cur.object_id == html.object_id
+        cur = script
+      elsif line == "<style>" and cur.object_id == html.object_id
+        cur = style
+      elsif line =~ /^<\/(style|script)>$/ and cur.object_id != html.object_id
+        cur = html
+      else
+        cur.push line
+      end
+    end
+    {style: style * "\n",
+     html: html * "\n",
+     script: script * "\n"}
+  end
+
+  private
+  def Component.amalg(list, key) =
+    list.values.map { _1[key] }.filter { _1 != "" } * "\n"
+  public
+  def Component.parse_many(deps)
+    start = deps.map { [_1.split(".")[0], parse(read(_1, []))] }.to_h
+    start.merge(style: amalg(start, :style),
+                html: amalg(start, :html),
+                script: amalg(start, :script))
+  end
+
+  def Component.read(f, deps)
+    if not f =~ /\.erb/
+      File.read f
+    else
+      erb f, parse_many(deps)
+    end
+  end
+end
+
+DB = "protobowl-2019-10-15-ALL.json"
+KEPT_KEYS = %w[category subcategory difficulty
+               year source tournament round num
+               question answer]
+
+$data = nil
+def get_data
+  return $data if $data
+  $data =
+    File.read(DB)
+      .split("\n")
+      .map! { JSON.parse _1 }
+      .filter! { _1["type"] == "qb" }
+end
+
+file DB do
+  sh "wget -N https://github.com/neotenic/database-dumps/raw/refs/heads/master/2019-10-15-ALL.json.xz"
+  sh "unxz 2019-10-15-ALL.json.xz"
+  mv "2019-10-15-ALL.json", DB
+end
+
+file "summary.json": [DB] do
+  data = get_data
+
+  difficulties = data.map { _1["difficulty"] }.uniq
+  categories = data.map { _1["category"] }.uniq
+
+  fputs "summary.json",
+        JSON.generate({difficulties:, categories:})
+end.invoke # ensure it's generated now
+
+$difficulties, $categories =
+  JSON.parse(File.read "summary.json")
+    .values_at("difficulties", "categories")
+
+def dir_from(dif) = "qdb/#{dif.downcase}"
+def name_from(dif, cat) = "#{dir_from dif}/#{cat.downcase.gsub(/\s/, "-")}.json"
+
+$files = []
+$difficulties.each do |dif|
+  dir = dir_from(dif)
+  directory dir
+  $categories.each do |cat|
+    f = name_from(dif, cat)
+    $files.push f
+    file f => [DB, dir] do
+      d = get_data
+            .filter { _1["difficulty"] == dif &&
+		      _1["category"] == cat }
+            .map { _1.slice(*KEPT_KEYS) }
+      fputs f, JSON.generate(d)
+    end
+  end
+end
+
+file qdb: [DB, *$files]
+
+file "deck.html": ["deck.erb.html", "summary.json"] do
+  fputs "deck.html", erb("deck.erb.html")
+end
+
+file "_.html": ["_.erb.html",
+                "utils.html", "storage.html",
+                "card.html", "reviewer.html",
+                "deck.html", "settings.html",
+                "ie.html"] do |t|
+  fputs "_.html", Component.read("_.erb.html", t.prereqs[1..-1])
+end
+
+task :clean do
+  ["qdb", "summary.json", "_.html", "deck.html"].map { rm_r _1 }
+end
+
+task default: ["qdb", "_.html"]
+
+task :publish do
+  sh "rsync -rutv --delete qdb _.html manifest.json root@ba.ln.ea.cx:/var/www/onpoint/"
+end