feat: integrate LeadSquared CRM (#11284)

app/services/crm/leadsquared/api/base_client.rb

@@ -0,0 +1,84 @@
+class Crm::Leadsquared::Api::BaseClient
+  include HTTParty
+
+  class ApiError < StandardError
+    attr_reader :code, :response
+
+    def initialize(message = nil, code = nil, response = nil)
+      @code = code
+      @response = response
+      super(message)
+    end
+  end
+
+  def initialize(access_key, secret_key, endpoint_url)
+    @access_key = access_key
+    @secret_key = secret_key
+    @base_uri = endpoint_url
+  end
+
+  def get(path, params = {})
+    full_url = URI.join(@base_uri, path).to_s
+
+    options = {
+      query: params,
+      headers: headers
+    }
+
+    response = self.class.get(full_url, options)
+    handle_response(response)
+  end
+
+  def post(path, params = {}, body = {})
+    full_url = URI.join(@base_uri, path).to_s
+
+    options = {
+      query: params,
+      headers: headers
+    }
+
+    options[:body] = body.to_json if body.present?
+
+    response = self.class.post(full_url, options)
+    handle_response(response)
+  end
+
+  private
+
+  def headers
+    {
+      'Content-Type': 'application/json',
+      'x-LSQ-AccessKey': @access_key,
+      'x-LSQ-SecretKey': @secret_key
+    }
+  end
+
+  def handle_response(response)
+    case response.code
+    when 200..299
+      handle_success(response)
+    else
+      error_message = "LeadSquared API error: #{response.code} - #{response.body}"
+      Rails.logger.error error_message
+      raise ApiError.new(error_message, response.code, response)
+    end
+  end
+
+  def handle_success(response)
+    parse_response(response)
+  rescue JSON::ParserError, TypeError => e
+    error_message = "Failed to parse LeadSquared API response: #{e.message}"
+    raise ApiError.new(error_message, response.code, response)
+  end
+
+  def parse_response(response)
+    body = response.parsed_response
+
+    if body.is_a?(Hash) && body['Status'] == 'Error'
+      error_message = body['ExceptionMessage'] || 'Unknown API error'
+      raise ApiError.new(error_message, response.code, response)
+    else
+      body
+    end
+  end
+end