require_relative 'find_algos'
require_relative 'sorting_algos'
require_relative 'Type'
require_relative 'functional_functions'
require_relative 'Filter'

# Hi! Steffan was here...

container_obj = "ferries"
name = "Ferry"
container_class = "Harbour"
to_string_template = "0 1 x 2 meter"

sorting_one = Type.new("String", "Name")
sorting_two = Type.new("int", "Length")
sorting_three = Type.new("int", "Width")

sorting_two.comparator = "<"
sorting_three.comparator = "<"

sorting_filters = [sorting_one, sorting_two, sorting_three]

def construct_class(name_of_class, parameters, to_string_template, sorting_filters)

  sorting_string = compare_to(sorting_filters)

  fields = parameters.map do |x|
    "\tprivate #{x[:type]} #{x[:name]};"
  end

  constructor_parameters = parameters.map { |x| "#{x[:type]} #{x[:name]}"}.join ","

  getters = parameters.map do |x|
    "\tpublic #{x[:type]} get#{x[:name]}(){
\t\treturn #{x[:name]};
\t}"
  end.join "\n"

  lol = parameters.map do |x|
    "\t\tthis.#{x[:name]} = #{x[:name]};"
  end

  (0...parameters.length).each do |x|
    pls = "\" + #{parameters[x][:name]} + \""
    to_string_template.sub! "#{x}", pls
  end
  "
public class #{name_of_class} implements Comparable<#{name_of_class}> {
#{fields.join "\n"}

\tpublic #{name_of_class}(#{constructor_parameters}) {
#{lol.join("\n")}
\t}

#{getters}

\tpublic String toString() {
\t\treturn " + '"' + "#{to_string_template}" + '"' + ";
\t}

\tpublic int compareTo(#{name_of_class} other) {
#{sorting_string}
\t}
}"

end

def construct_driver(class_name, parameters, methods, container_class, container_params)

  args = lambda {|parameters|
    parameters.map do |x|
      type = x[:type]
      type == "int" ? "#{rand(max=100)}" : "\"#{(0...10).map { ('a'..'z').to_a[rand(26)] }.join}\""
    end.join ","
  }

  maggie = methods.map do |x|
    if x[:print]
    "System.out.println(lol.#{x[:name]}(#{args.call x[:parameters]}));"
    else
      "lol.#{x[:name]}(#{args.call x[:parameters]});"
    end
  end

  "public class TestDriver {

\tpublic TestDriver(){}

\tpublic static void test() {
\t\tvar tmp1 = new #{class_name}(#{args.call parameters});
\t\tvar tmp2 = new #{class_name}(#{args.call parameters});
\t\tvar tmp3 = new #{class_name}(#{args.call parameters});
\t\tvar tmp4 = new #{class_name}(#{args.call parameters});
\t\tvar tmp5 = new #{class_name}(#{args.call parameters});

\t\tSystem.out.println(tmp1);
\t\tSystem.out.println(tmp2);
\t\tSystem.out.println(tmp3);
\t\tSystem.out.println(tmp4);
\t\tSystem.out.println(tmp5);

\t\t#{container_class} lol = new #{container_class}(#{args.call container_params});

\t\tlol.add#{class_name}(tmp1);
\t\tlol.add#{class_name}(tmp2);
\t\tlol.add#{class_name}(tmp3);
\t\tlol.add#{class_name}(tmp4);
\t\tlol.add#{class_name}(tmp5);
\t\tSystem.out.println(\"\");
\t\tSystem.out.println(\"Some checkpoint\");
\t\t#{maggie.join "\n\n\t\tSystem.out.println(\"Some Checkpoint\"); \n\t\t"}
\t}

\tpublic static void main(String[] args) {
\t\tTestDriver.test();
\t}
}"
end

def construct_container(name, parameters, given_fields, methods, arraylist_name)
  fields = ""

  parameters.each do |x|
    fields += "\tprivate #{x[:type]} #{x[:name]};\n"
  end

  given_fields.each do |x|
    fields += "\tprivate #{x[:type]} #{x[:name]};\n"
  end

  maggie = methods.map do |x|
    "
\tpublic #{x[:return_type]} #{x[:name]} (#{x[:params].map {|y| "#{y[:type]} #{y[:name]}"}.join ","}) {
\t\t#{x[:method_type]}
\t}
"
  end

  construtor_params = parameters.map do |x|
    "#{x[:type]} #{x[:name]}"
  end

  constructor_handlers = parameters.map do |x|
    print(x[:name])
    "this.#{x[:name]} = #{x[:name]};"
  end

  "import java.util.*;
import java.util.stream.Collectors;

public class #{name} {
#{fields}

 \tpublic #{name}(#{construtor_params.join ","}) {
 \t\t#{constructor_handlers.join "\n"}
 \t\tthis.#{arraylist_name} = new ArrayList<>();
 \t}
#{maggie.join ""}

\tpublic void print#{name}() {
\t\tSystem.out.println(\"#{name}\");
\t\tCollections.sort(#{arraylist_name});

\t\tfor (var i : #{arraylist_name}) {
\t\t\tSystem.out.println(i);
\t\t}
\t}
}"
end


container_methods = [
    {
        :return_type => "void",
        :name => "addFerry",
        :params => [{
            :type => "Ferry",
            :name => "f"
        }],
        :method_type => add_method(container_obj, "f")
    },
    {
        :return_type => "ArrayList<Ferry>",
        :name => "smallFerries",
        :params => [{
            :type => "int",
            :name => "maxLength"
        }],
        :method_type => find_all(container_obj, "Length", " < ", "#{name}", "maxLength")
    },
    {
        :return_type => "#{name}",
        :name => "longFerry",
        :params => [{
            :type => "String",
            :name => "Name"
                    }],
        :method_type => find_best_with_extra_parameter(container_obj, "Length", " > ", "#{name}", "Name", ".equals", "Name", "int")
    },
    {
        :return_type => "List<#{name}>",
        :name => "findFerries",
        :params => [{
            :type => "int",
            :name => "min",
                    },
        {
            :type => "int",
            :name => "max"
                    }],
        :method_type => func_find_all(container_obj, "Width", [Filter.new("min", ">="), Filter.new("max", "<=")])
    },
    {
        :return_type => "int",
        :name => "findLength",
        :params => [{
            :type => "String",
            :name => "Name"
                    }],
        :method_type => find_whatever_of_variable(container_obj, "Name", [Filter.new("Name", ".equals")], "sum", "Length")
    }
]


file = File.open("#{name}.java", "w")
params = [{:type => "String", :name => "Name"}, {:type => "int", :name => "Length"}, {:type => "int", :name => "Width"}]
file.puts(construct_class name, params, to_string_template, sorting_filters)
file.close

another_another_file = File.open("#{container_class}.java", "w")
another_another_file.puts(construct_container(container_class, [{:type => "String", :name => "Name"}], [ {:type => "ArrayList<#{name}>", :name => container_obj}], container_methods, container_obj))
another_another_file.close

# TODO: When creating find algorithms, remember to add a space or two (lol for consistency) for <, >, <=, >=

another_file = File.open("TestDriver.java", "w")
another_file.puts(construct_driver name, params, [{:name => "smallFerries", :parameters => [{:type => "int"}], :print => true},
                                                          {:name => "longFerry", :parameters => [{:type => "String"}], :print => true},
                                                          {:name => "printHarbour", :parameters => [], :print => false},
                                                          {:name => "findFerries", :parameters => [{:type => "int"}, {:type => "int"}], :print => true },
                                                          {:name => "findLength", :parameters => [{:type => "String"}], :print => true}], container_class, [{:type => "String"}])
another_file.close


`javac *.java`
`java TestDriver`