fix: add missing code (#788)

sdks/ruby-client/dify_client.gemspec

 # frozen_string_literal: true
 
-require_relative "lib/dify_client/version"
+require_relative "lib/version"
 
 Gem::Specification.new do |spec|
   spec.name          = "dify_client"

sdks/ruby-client/dify_client/client.rb

-require 'net/http'
-require 'json'
-require 'uri'
-
-class DifyClient
-    def initialize(api_key)
-        @api_key = api_key
-        @base_url = "https://api.dify.ai/v1"
-    end
-
-    def _send_request(method, endpoint, data = nil, params = nil, stream = false)
-        uri = URI.parse("#{@base_url}#{endpoint}")
-
-        http = Net::HTTP.new(uri.host, uri.port)
-        http.use_ssl = true
-
-        headers = {
-            "Authorization" => "Bearer #{@api_key}",
-            "Content-Type" => "application/json"
-        }
-
-        if method == "GET"
-            uri.query = URI.encode_www_form(params) if params
-            request = Net::HTTP::Get.new(uri.request_uri, headers)
-        elsif method == "POST"
-            request = Net::HTTP::Post.new(uri.request_uri, headers)
-            request.body = data.to_json
-        end
-
-        response = http.request(request)
-        return response
-    end
-
-    def message_feedback(message_id, rating, user)
-        data = {
-            rating: rating,
-            user: user
-        }
-        return _send_request("POST", "/messages/#{message_id}/feedbacks", data)
-    end
-
-    def get_application_parameters(user)
-        params = {user: user}
-        return _send_request("GET", "/parameters", nil, params)
-    end
-end
-
-class CompletionClient < DifyClient
-    def create_completion_message(inputs, query, response_mode, user)
-        data = {
-            inputs: inputs,
-            query: query,
-            response_mode: response_mode,
-            user: user
-        }
-        return _send_request("POST", "/completion-messages", data, nil, response_mode == "streaming")
-    end
-end
-
-class ChatClient < DifyClient
-    def create_chat_message(inputs, query, user, response_mode = "blocking", conversation_id = nil)
-        data = {
-            inputs: inputs,
-            query: query,
-            user: user,
-            response_mode: response_mode
-        }
-        data[:conversation_id] = conversation_id if conversation_id
-
-        return _send_request("POST", "/chat-messages", data, nil, response_mode == "streaming")
-    end
-
-    def get_conversation_messages(user, conversation_id = nil, first_id = nil, limit = nil)
-        params = {user: user}
-        params[:conversation_id] = conversation_id if conversation_id
-        params[:first_id] = first_id if first_id
-        params[:limit] = limit if limit
-
-        return _send_request("GET", "/messages", nil, params)
-    end
-
-    def get_conversations(user, last_id = nil, limit = nil, pinned = nil)
-        params = {user: user, last_id: last_id, limit: limit, pinned: pinned}
-        return _send_request("GET", "/conversations", nil, params)
-    end
-
-    def rename_conversation(conversation_id, name, user)
-        data = {name: name, user: user}
-        return _send_request("POST", "/conversations/#{conversation_id}/name", data)
-    end
-end