import 'package:apidash/consts.dart';
import 'package:jinja/jinja.dart' as jj;
import 'package:apidash/utils/utils.dart' show getValidRequestUri;
import 'package:apidash/utils/http_utils.dart' show stripUriParams;

import 'package:apidash/models/models.dart' show RequestModel;

// Note that delete is a special case in Faraday as API Dash supports request
// body inside delete reqest, but Faraday does not. Hence we need to manually
// setup request body for delete request and add that to request.
//
// Refer https://lostisland.github.io/faraday/#/getting-started/quick-start?id=get-head-delete-trace
class RubyFaradayCodeGen {
  final String kStringFaradayRequireStatement = """
require 'uri'
require 'faraday'
""";

  final String kStringFaradayMultipartRequireStatement = '''
require 'faraday/multipart'
''';

  final String kTemplateRequestUrl = """
\nREQUEST_URL = URI("{{ url }}")\n\n
""";

  final String kTemplateBody = """
PAYLOAD = <<-{{ boundary }}
{{ body }}
{{ boundary }}\n\n
""";

  final String kTemplateFormParamsWithFile = """
PAYLOAD = {
{% for param in params %}{% if param.type == "text" %}  "{{ param.name }}" => Faraday::Multipart::ParamPart.new("{{ param.value }}", "text/plain"),
{% elif param.type == "file" %}  "{{ param.name }}" => Faraday::Multipart::FilePart.new("{{ param.value }}", "application/octet-stream"),{% endif %}{% endfor %}
}\n\n
""";

  final String kTemplateFormParamsWithoutFile = """
PAYLOAD = URI.encode_www_form({\n{% for param in params %}  "{{ param.name }}" => "{{ param.value }}",\n{% endfor %}})\n\n
""";

  final String kTemplateConnection = """
conn = Faraday.new do |faraday|
  faraday.adapter Faraday.default_adapter{% if hasFile %}\n  faraday.request :multipart{% endif %}
end\n\n
""";

  final String kTemplateRequestStart = """
response = conn.{{ method|lower }}(REQUEST_URL{% if doesMethodAcceptBody and containsBody %}, PAYLOAD{% endif %}) do |req|\n
""";

  final String kTemplateRequestOptionsBoundary = """
  req.options.boundary = "{{ boundary }}"\n
""";

  final String kTemplateRequestParams = """
  req.params = {\n{% for key, val in params %}    "{{ key }}" => "{{ val }}",\n{% endfor %}  }\n
""";

  final String kTemplateRequestHeaders = """
  req.headers = {\n{% for key, val in headers %}    "{{ key }}" => "{{ val }}",\n{% endfor %}  }\n
""";

  final String kStringDeleteRequestBody = """
  req.body = PAYLOAD
""";

  final String kStringRequestEnd = """
end\n
""";

  final String kStringResponse = """
puts "Status Code: #{response.status}"
puts "Response Body: #{response.body}"
""";

}