test.cr

require "json"

# class Location
#   JSON.mapping(
#     lat: Float64,
#     lng: Float64,
#   )
# end

# class House
#   JSON.mapping(
#     "Address": {type: String, setter: false},
#     location: {type: Location, nilable: true},
#   )
# end

# house = House.from_json(%({"address": "Crystal Road 1234", "location": {"lat": 12.3, "lng": 34.5}}))
# house.address = "asasasa"
# house.address        # => "Crystal Road 1234"
# house.location       # => #<Location:0x10cd93d80 @lat=12.3, @lng=34.5>
# print(house.to_json) # =

chapter_j = %(
    {
        "Chapter": {
            "name": "webinterface",
            "content": "
",
            "number": null,
            "sub_items": [],
            "path": "index.md",
            "parent_names": []
        }
    }
)

bj = %({
    "sections": [
        {
            "Chapter": {
                "name": "webinterface",
                "content": "# Webinterface wiki\n\nThis wiki covers all of the information about \n\n- [Webinterface](webinterface/index.md)\n- [Chatbot](chatbot/index.md)\n- [wikis](wikis/index.md)\n",
                "number": null,
                "sub_items": [],
                "path": "index.md",
                "parent_names": []
            }
        }
    ]
})

class Chapter
  include JSON::Serializable

  property name : String
  property content : String
  property number : Int32 | Nil
  property path : String
  property parent_names : Array(String)
  property sub_items : Array(Chapter)
end

class BookItem
  include JSON::Serializable

  @[JSON::Field(key: "Chapter")]
  property chapter : Chapter
end

#       "name"         => @name,
#       "content"      => @content,
#       "number"       => @number,
#       "path"         => @path,
#       "parent_names" => @parent_names,
#       "sub_items"    => @sub_items.map { |chapter| chapter.to_json(*args, **kwargs).as(Hash(String, Array(JSON::Any) },            end
#   end
# end
# return {
#   "Chapter" => {
#     "name"         => @name,
#     "content"      => @content,
#     "number"       => @number,
#     "path"         => @path,
#     "parent_names" => @parent_names,
#     "sub_items"    => @sub_items.map { |chapter| chapter.to_json(*args, **kwargs).as(Hash(String, Array(JSON::Any) },
#   },
# }

class Book
  # because we cannot use upper case field names with JSON.mapping macro
  # we will use a converter
  include JSON::Serializable

  property sections : Array(BookItem)

  @[JSON::Field(key: "__non_exhaustive")]
  property non_exhaustive : String | Nil
end

# book = Book.from_json(bj)
# puts book.to_json

puts chapter_j
item = BookItem.from_json(chapter_j)
puts item.to_json