make provider namespace configurable

lib/code0/identities/provider/base_oauth.rb

@@ -68,9 +68,12 @@ def create_identity(response, token, token_type)
         end
 
         def config
-          return config_loader.call if config_loader.is_a?(Proc)
+          config = config_loader
+          config = config_loader.call if config_loader.is_a?(Proc)
 
-          config_loader
+          config[:provider_name] ||= self.class.name.downcase.split("::").last
+
+          config
         end
       end
     end

lib/code0/identities/provider/discord.rb

@@ -31,7 +31,7 @@ def create_identity(response, *)
           username = body["username"]
           email = body["email"]
 
-          Identity.new(:discord, identifier, username, email, nil, nil)
+          Identity.new(config[:provider_name], identifier, username, email, nil, nil)
         end
       end
     end

lib/code0/identities/provider/github.rb

@@ -43,7 +43,7 @@ def create_identity(response, access_token, token_type)
 
           email = private_email(access_token, token_type) if email.nil?
 
-          Identity.new(:github, identifier, username, email, nil, nil)
+          Identity.new(config[:provider_name], identifier, username, email, nil, nil)
         end
       end
     end

lib/code0/identities/provider/gitlab.rb

@@ -37,7 +37,7 @@ def create_identity(response, *)
           username = body["username"]
           email = body["email"]
 
-          Identity.new(config_loader.call[:provider_name], identifier, username, email, nil, nil)
+          Identity.new(config[:provider_name], identifier, username, email, nil, nil)
         end
       end
     end

lib/code0/identities/provider/google.rb

@@ -41,7 +41,7 @@ def create_identity(response, *)
           firstname = body["given_name"]
           lastname = body["family_name"]
 
-          Identity.new(:google, identifier, username, email, firstname, lastname)
+          Identity.new(config[:provider_name], identifier, username, email, firstname, lastname)
         end
       end
     end

lib/code0/identities/provider/microsoft.rb

@@ -36,7 +36,7 @@ def create_identity(response, *)
           lastname = body["familyname"]
           email = body["email"]
 
-          Identity.new(:microsoft, identifier, nil, email, firstname, lastname)
+          Identity.new(config[:provider_name], identifier, nil, email, firstname, lastname)
         end
       end
     end