diff --git a/codegen/codegen.php b/codegen/codegen.php
index f69b9785f..141ff2289 100755
--- a/codegen/codegen.php
+++ b/codegen/codegen.php
@@ -55,7 +55,12 @@ $apis = array_map(function($filename) {
 		if (empty($call['parameters'])) {
 			$call['parameters'] = array();
 		}
-		$call['parameters'] = array_merge($api['parameters'], $call['parameters']);
+		foreach ($api['parameters'] as $type => $params) {
+			if (empty($call['parameters'][$type])) {
+				$call['parameters'][$type] = array();
+			}
+			$call['parameters'][$type] = array_merge($call['parameters'][$type], $params);
+		}
 		$api['apis'][$kk] = $call;
 	}
 	return $api;
diff --git a/sam/docs/README.md b/sam/docs/README.md
index dba905b4b..ead3ed6db 100644
--- a/sam/docs/README.md
+++ b/sam/docs/README.md
@@ -505,9 +505,7 @@ The following event types may be sent with a message event:
 
 | URI | Protocol | Method | Authentication |
 | --- | -------- | ------ | -------------- |
-| `/auth/login` | HTTP/S | POST |
-Warning: implode(): Invalid arguments passed in /private/tmp/README.tpl on line 22
-|
+| `/auth/login` | HTTP/S | POST |  |
 
 #### Request parameters
 
diff --git a/sam/docs/src/spec.json b/sam/docs/src/spec.json
index f0af027ae..92ea78bfa 100644
--- a/sam/docs/src/spec.json
+++ b/sam/docs/src/spec.json
@@ -536,6 +536,7 @@
 		"path": "/auth",
 		"entrypoint": "auth",
 		"struct": [],
+		"authentication": [],
 		"apis": [
 			{
 				"name": "login",
diff --git a/sam/docs/src/spec/auth.json b/sam/docs/src/spec/auth.json
index 2dde57e41..5170c5138 100644
--- a/sam/docs/src/spec/auth.json
+++ b/sam/docs/src/spec/auth.json
@@ -5,7 +5,7 @@
   "Struct": [],
   "Parameters": null,
   "Protocol": "",
-  "Authentication": null,
+  "Authentication": [],
   "Path": "/auth",
   "APIs": [
     {
diff --git a/sam/rest/server/message_requests.go b/sam/rest/server/message_requests.go
index 49c9746fc..825b6c344 100644
--- a/sam/rest/server/message_requests.go
+++ b/sam/rest/server/message_requests.go
@@ -24,8 +24,8 @@ var _ = chi.URLParam
 
 // Message create request parameters
 type MessageCreateRequest struct {
-	ChannelId uint64
 	Contents  string
+	ChannelId uint64
 }
 
 func (MessageCreateRequest) new() *MessageCreateRequest {
@@ -45,9 +45,9 @@ func (m *MessageCreateRequest) Fill(r *http.Request) error {
 		post[name] = string(param[0])
 	}
 
-	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
-
 	m.Contents = post["contents"]
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -56,6 +56,7 @@ var _ RequestFiller = MessageCreateRequest{}.new()
 // Message edit request parameters
 type MessageEditRequest struct {
 	MessageId uint64
+	ChannelId uint64
 	Contents  string
 }
 
@@ -78,6 +79,8 @@ func (m *MessageEditRequest) Fill(r *http.Request) error {
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
 
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
+
 	m.Contents = post["contents"]
 	return nil
 }
@@ -87,6 +90,7 @@ var _ RequestFiller = MessageEditRequest{}.new()
 // Message delete request parameters
 type MessageDeleteRequest struct {
 	MessageId uint64
+	ChannelId uint64
 }
 
 func (MessageDeleteRequest) new() *MessageDeleteRequest {
@@ -107,6 +111,8 @@ func (m *MessageDeleteRequest) Fill(r *http.Request) error {
 	}
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -142,9 +148,9 @@ var _ RequestFiller = MessageAttachRequest{}.new()
 
 // Message search request parameters
 type MessageSearchRequest struct {
-	ChannelId    uint64
 	Query        string
 	Message_type string
+	ChannelId    uint64
 }
 
 func (MessageSearchRequest) new() *MessageSearchRequest {
@@ -164,11 +170,11 @@ func (m *MessageSearchRequest) Fill(r *http.Request) error {
 		post[name] = string(param[0])
 	}
 
-	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
-
 	m.Query = get["query"]
 
 	m.Message_type = get["message_type"]
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -177,6 +183,7 @@ var _ RequestFiller = MessageSearchRequest{}.new()
 // Message pin request parameters
 type MessagePinRequest struct {
 	MessageId uint64
+	ChannelId uint64
 }
 
 func (MessagePinRequest) new() *MessagePinRequest {
@@ -197,6 +204,8 @@ func (m *MessagePinRequest) Fill(r *http.Request) error {
 	}
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -205,6 +214,7 @@ var _ RequestFiller = MessagePinRequest{}.new()
 // Message unpin request parameters
 type MessageUnpinRequest struct {
 	MessageId uint64
+	ChannelId uint64
 }
 
 func (MessageUnpinRequest) new() *MessageUnpinRequest {
@@ -225,6 +235,8 @@ func (m *MessageUnpinRequest) Fill(r *http.Request) error {
 	}
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -233,6 +245,7 @@ var _ RequestFiller = MessageUnpinRequest{}.new()
 // Message flag request parameters
 type MessageFlagRequest struct {
 	MessageId uint64
+	ChannelId uint64
 }
 
 func (MessageFlagRequest) new() *MessageFlagRequest {
@@ -253,6 +266,8 @@ func (m *MessageFlagRequest) Fill(r *http.Request) error {
 	}
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -261,6 +276,7 @@ var _ RequestFiller = MessageFlagRequest{}.new()
 // Message deflag request parameters
 type MessageDeflagRequest struct {
 	MessageId uint64
+	ChannelId uint64
 }
 
 func (MessageDeflagRequest) new() *MessageDeflagRequest {
@@ -281,6 +297,8 @@ func (m *MessageDeflagRequest) Fill(r *http.Request) error {
 	}
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }
 
@@ -289,6 +307,7 @@ var _ RequestFiller = MessageDeflagRequest{}.new()
 // Message react request parameters
 type MessageReactRequest struct {
 	MessageId uint64
+	ChannelId uint64
 	Reaction  string
 }
 
@@ -311,6 +330,8 @@ func (m *MessageReactRequest) Fill(r *http.Request) error {
 
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
 
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
+
 	m.Reaction = post["reaction"]
 	return nil
 }
@@ -321,6 +342,7 @@ var _ RequestFiller = MessageReactRequest{}.new()
 type MessageUnreactRequest struct {
 	MessageId  uint64
 	ReactionId uint64
+	ChannelId  uint64
 }
 
 func (MessageUnreactRequest) new() *MessageUnreactRequest {
@@ -343,6 +365,8 @@ func (m *MessageUnreactRequest) Fill(r *http.Request) error {
 	m.MessageId = parseUInt64(chi.URLParam(r, "messageId"))
 
 	m.ReactionId = parseUInt64(chi.URLParam(r, "reactionId"))
+
+	m.ChannelId = parseUInt64(chi.URLParam(r, "channelId"))
 	return nil
 }