require "kemal"
require "json"
require "markd" # or any markdown parser for crystal

# Structure to hold recipe metadata
struct Recipe
  property title : String
  property tags : Array(String)
  property file_path : String

  # explicit initializer to ensure all properties are set
  def initialize(title : String, tags : Array(String), file_path : String)
    @title = title
    @tags = tags
    @file_path = file_path
  end

  def self.load_from_folder(folder_path : String)
    recipes = [] of Recipe
    Dir.glob("#{folder_path}/*/*.md") do |file_path|
      content = File.read(file_path)
      title = content.lines[0].chomp.sub(/^# /, "")
      tags = [] of String # add tag parsing logic if needed
      recipes << Recipe.new(title, tags, file_path)
    end
    recipes
  end
end

# Load recipes from the patterns directory
recipes = Recipe.load_from_folder("patterns")

# Route to display all recipes by category
get "/" do
  # group recipes by category for rendering
  categorized_recipes = recipes.group_by { |r| File.basename(File.dirname(r.file_path)).to_s }
  render "src/views/index.ecr", "src/views/layout.ecr"
end

# Route to display a specific recipe
get "/patterns/:category/:recipe" do |env|
  category = env.params.url["category"]
  recipe = env.params.url["recipe"]
  recipe_path = "patterns/#{category}/#{recipe}.md"

  if File.exists?(recipe_path)
    markdown_content = File.read(recipe_path)
    html_content = Markd.to_html(markdown_content)
    render "src/views/recipe.ecr", "src/views/layout.ecr"
  else
    env.response.status_code = 404
    "Recipe not found"
  end
end