Sender actions support

.github/workflows/ci.yml

@@ -19,10 +19,17 @@ jobs:
     steps:
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
-      - name: Lint code with golangci-lint
-        uses: golangci/golangci-lint-action@v2
+      - name: Set up Go 1.17
+        uses: actions/setup-go@v2
         with:
-          version: v1.36
+          # TODO: Should migrate to 1.18 later
+          go-version: '1.17'
+      - name: Get dependencies
+        run: go mod tidy
+      - name: Lint code with golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: v1.42.1
           only-new-issues: true
   tests:
     name: Tests

.golangci.yml

@@ -32,19 +32,15 @@ linters:
     - gocyclo
     - godot
     - goimports
-    - golint
-    - gomnd
+    - revive
     - gosec
     - ifshort
-    - interfacer
     - lll
     - makezero
-    - maligned
     - misspell
     - nestif
     - prealloc
     - predeclared
-    - scopelint
     - sqlclosecheck
     - unconvert
     - whitespace
@@ -56,9 +52,11 @@ linters-settings:
     enable:
       - assign
       - atomic
+      - atomicalign
       - bools
       - buildtag
       - copylocks
+      - fieldalignment
       - httpresponse
       - loopclosure
       - lostcancel
@@ -140,15 +138,13 @@ linters-settings:
   gocyclo:
     min-complexity: 25
   goimports:
-    local-prefixes: github.com/retailcrm/messenger
+    local-prefixes: github.com/retailcrm/mg-transport-core
   lll:
     line-length: 120
-  maligned:
-    suggest-new: true
   misspell:
     locale: US
   nestif:
-    min-complexity: 4
+    min-complexity: 6
   whitespace:
     multi-if: false
     multi-func: false
@@ -157,8 +153,8 @@ issues:
   exclude-rules:
     - path: _test\.go
       linters:
-        - gomnd
         - lll
+        - errorlint
         - bodyclose
         - errcheck
         - sqlclosecheck
@@ -166,7 +162,6 @@ issues:
         - ineffassign
         - whitespace
         - makezero
-        - maligned
         - ifshort
         - errcheck
         - funlen
@@ -174,6 +169,9 @@ issues:
         - gocognit
         - gocyclo
         - godot
+        - unused
+    - path: \.go
+      text: "Error return value of `io.WriteString` is not checked"
   exclude-use-default: true
   exclude-case-sensitive: false
   max-issues-per-linter: 0

actions.go

@@ -24,3 +24,20 @@ const (
 	// status.
 	AccountLinkingAction
 )
+
+// SenderAction is used to send a specific action (event) to the Facebook.
+// The result of sending said action is supposed to give more interactivity to the bot.
+type SenderAction string
+
+const (
+	// MarkSeen marks message as seen.
+	MarkSeen SenderAction = "MARK_SEEN"
+	// TypingOn turns on "Bot is typing..." indicator.
+	TypingOn SenderAction = "TYPING_ON"
+	// TypingOff turns off typing indicator.
+	TypingOff SenderAction = "TYPING_OFF"
+	// React to the message.
+	React SenderAction = "REACT"
+	// Unreact to the message (remove reaction).
+	Unreact SenderAction = "UNREACT"
+)

messenger.go

@@ -508,6 +508,15 @@ func (m *Messenger) EnableChatExtension(homeURL HomeURL) error {
 	return checkFacebookError(resp.Body)
 }
 
+func (m *Messenger) SenderAction(to Recipient, action SenderAction) (QueryResponse, error) {
+	response := &Response{
+		token:          m.token,
+		to:             to,
+		sendAPIVersion: m.sendAPIVersion,
+	}
+	return response.SenderAction(action)
+}
+
 // classify determines what type of message a webhook event is.
 func (m *Messenger) classify(info MessageInfo) Action {
 	if info.Message != nil {

response.go

@@ -352,8 +352,8 @@ func (r *Response) ListTemplate(elements *[]StructuredMessageElement, messagingT
 	return r.DispatchMessage(&m)
 }
 
-// SenderAction sends a info about sender action.
-func (r *Response) SenderAction(action string) (QueryResponse, error) {
+// SenderAction sends an info about sender action.
+func (r *Response) SenderAction(action SenderAction) (QueryResponse, error) {
 	m := SendSenderAction{
 		Recipient:    r.to,
 		SenderAction: action,
@@ -547,6 +547,6 @@ type StructuredMessageButton struct {
 
 // SendSenderAction is the information about sender action.
 type SendSenderAction struct {
-	Recipient    Recipient `json:"recipient"`
-	SenderAction string    `json:"sender_action"`
+	Recipient    Recipient    `json:"recipient"`
+	SenderAction SenderAction `json:"sender_action"`
 }