Merge pull request #1172 from trheyi/main

Add GetAllProviders method and related tests for provider information…

messenger/messenger.go

@@ -368,6 +368,18 @@ func (m *Service) GetProvidersByMessageType() map[types.MessageType][]types.Prov
 	return result
 }
 
+// GetAllProviders returns all providers
+func (m *Service) GetAllProviders() []types.Provider {
+	m.mutex.RLock()
+	defer m.mutex.RUnlock()
+
+	providers := make([]types.Provider, 0, len(m.providers))
+	for _, provider := range m.providers {
+		providers = append(providers, provider)
+	}
+	return providers
+}
+
 // GetChannels returns all available channels
 func (m *Service) GetChannels() []string {
 	m.mutex.RLock()

messenger/messenger_test.go

@@ -303,6 +303,55 @@ func TestGetProvidersByMessageType(t *testing.T) {
 	}
 }
 
+func TestGetAllProviders(t *testing.T) {
+	// Setup test environment variables
+	setupTestEnvironment()
+
+	test.Prepare(t, config.Conf, "YAO_TEST_APPLICATION")
+	defer test.Clean()
+
+	err := Load(config.Conf)
+	require.NoError(t, err, "Load should succeed")
+
+	service, ok := Instance.(*Service)
+	require.True(t, ok, "Instance should be of type *Service")
+
+	// Test getting all providers
+	allProviders := service.GetAllProviders()
+
+	t.Logf("Total providers: %d", len(allProviders))
+
+	// Should have at least some providers
+	assert.GreaterOrEqual(t, len(allProviders), 1, "Should have at least one provider")
+
+	// Verify each provider has required methods
+	for _, provider := range allProviders {
+		assert.NotEmpty(t, provider.GetName(), "Provider should have a name")
+		assert.NotEmpty(t, provider.GetType(), "Provider should have a type")
+
+		// Test GetPublicInfo returns valid data
+		publicInfo := provider.GetPublicInfo()
+		assert.NotEmpty(t, publicInfo.Name, "Public info should have name")
+		assert.NotEmpty(t, publicInfo.Type, "Public info should have type")
+		assert.NotEmpty(t, publicInfo.Description, "Public info should have description")
+		assert.NotNil(t, publicInfo.Capabilities, "Public info should have capabilities")
+	}
+
+	// Verify that all providers are accessible
+	emailProviders := service.GetProviders("email")
+
+	// Note: Some providers may support multiple message types, so this is just a sanity check
+	assert.GreaterOrEqual(t, len(allProviders), len(emailProviders), "Total should be >= email providers")
+
+	// Each provider should be unique by name
+	providerNames := make(map[string]bool)
+	for _, provider := range allProviders {
+		providerName := provider.GetName()
+		assert.False(t, providerNames[providerName], "Provider names should be unique: %s", providerName)
+		providerNames[providerName] = true
+	}
+}
+
 func TestValidateMessage(t *testing.T) {
 	// Setup test environment variables
 	setupTestEnvironment()

messenger/providers/mailer/mailer.go

@@ -209,6 +209,27 @@ func (p *Provider) GetName() string {
 	return p.config.Name
 }
 
+// GetPublicInfo returns public information about the provider
+func (p *Provider) GetPublicInfo() types.ProviderPublicInfo {
+	description := "SMTP email provider"
+	if p.config.Description != "" {
+		description = p.config.Description
+	}
+	
+	return types.ProviderPublicInfo{
+		Name:         p.config.Name,
+		Type:         "mailer",
+		Description:  description,
+		Capabilities: []string{"email"},
+		Features: types.Features{
+			SupportsWebhooks:   false,
+			SupportsReceiving:  p.SupportsReceiving(),
+			SupportsTracking:   false,
+			SupportsScheduling: false,
+		},
+	}
+}
+
 // Validate validates the provider configuration
 func (p *Provider) Validate() error {
 	if p.host == "" {

messenger/providers/mailer/mailer_test.go

@@ -685,3 +685,86 @@ func BenchmarkBuildMessage(b *testing.B) {
 		}
 	}
 }
+
+func TestProvider_GetPublicInfo(t *testing.T) {
+	config := types.ProviderConfig{
+		Name:        "test-mailer",
+		Connector:   "mailer",
+		Description: "Test SMTP Provider",
+		Options: map[string]interface{}{
+			"smtp": map[string]interface{}{
+				"host":     "smtp.example.com",
+				"port":     587,
+				"username": "test@example.com",
+				"password": "testpass",
+				"from":     "test@example.com",
+			},
+		},
+	}
+
+	provider, err := NewMailerProvider(config)
+	require.NoError(t, err)
+
+	info := provider.GetPublicInfo()
+
+	// Verify public information
+	assert.Equal(t, "test-mailer", info.Name)
+	assert.Equal(t, "mailer", info.Type)
+	assert.Equal(t, "Test SMTP Provider", info.Description)
+	assert.Equal(t, false, info.Features.SupportsWebhooks)
+	assert.Equal(t, false, info.Features.SupportsReceiving) // No IMAP config
+	assert.Equal(t, false, info.Features.SupportsTracking)
+	assert.Equal(t, false, info.Features.SupportsScheduling)
+
+	// Verify capabilities
+	assert.Contains(t, info.Capabilities, "email")
+}
+
+func TestProvider_GetPublicInfo_DefaultDescription(t *testing.T) {
+	config := types.ProviderConfig{
+		Name:      "test-mailer-no-desc",
+		Connector: "mailer",
+		Options: map[string]interface{}{
+			"smtp": map[string]interface{}{
+				"host":     "smtp.example.com",
+				"port":     587,
+				"username": "test@example.com",
+				"password": "testpass",
+				"from":     "test@example.com",
+			},
+		},
+	}
+
+	provider, err := NewMailerProvider(config)
+	require.NoError(t, err)
+
+	info := provider.GetPublicInfo()
+
+	// Should use default description when none provided
+	assert.Equal(t, "SMTP email provider", info.Description)
+}
+
+func TestProvider_TriggerWebhook(t *testing.T) {
+	config := types.ProviderConfig{
+		Name:      "test-mailer",
+		Connector: "mailer",
+		Options: map[string]interface{}{
+			"smtp": map[string]interface{}{
+				"host":     "smtp.example.com",
+				"port":     587,
+				"username": "test@example.com",
+				"password": "testpass",
+				"from":     "test@example.com",
+			},
+		},
+	}
+
+	provider, err := NewMailerProvider(config)
+	require.NoError(t, err)
+
+	// TriggerWebhook should return an error for SMTP providers
+	msg, err := provider.TriggerWebhook(nil)
+	assert.Error(t, err)
+	assert.Nil(t, msg)
+	assert.Contains(t, err.Error(), "TriggerWebhook not supported for SMTP/mailer provider")
+}

messenger/providers/mailgun/mailgun.go

@@ -96,6 +96,27 @@ func (p *Provider) GetName() string {
 	return p.config.Name
 }
 
+// GetPublicInfo returns public information about the provider
+func (p *Provider) GetPublicInfo() types.ProviderPublicInfo {
+	description := "Mailgun email service provider"
+	if p.config.Description != "" {
+		description = p.config.Description
+	}
+	
+	return types.ProviderPublicInfo{
+		Name:         p.config.Name,
+		Type:         "mailgun",
+		Description:  description,
+		Capabilities: []string{"email", "webhooks", "tracking"},
+		Features: types.Features{
+			SupportsWebhooks:   true,
+			SupportsReceiving:  false,
+			SupportsTracking:   true,
+			SupportsScheduling: true,
+		},
+	}
+}
+
 // Validate validates the provider configuration
 func (p *Provider) Validate() error {
 	if p.domain == "" {

messenger/providers/mailgun/mailgun_receive_test.go

@@ -169,3 +169,55 @@ func TestProvider_TriggerWebhook_InvalidInput(t *testing.T) {
 	assert.Nil(t, msg)
 	assert.Contains(t, err.Error(), "expected *gin.Context")
 }
+
+func TestProvider_GetPublicInfo(t *testing.T) {
+	config := types.ProviderConfig{
+		Name:        "test-mailgun",
+		Connector:   "mailgun",
+		Description: "Test Mailgun Provider",
+		Options: map[string]interface{}{
+			"domain":  "test.mailgun.org",
+			"api_key": "test-api-key",
+			"from":    "test@test.mailgun.org",
+		},
+	}
+
+	provider, err := NewMailgunProvider(config)
+	require.NoError(t, err)
+
+	info := provider.GetPublicInfo()
+
+	// Verify public information
+	assert.Equal(t, "test-mailgun", info.Name)
+	assert.Equal(t, "mailgun", info.Type)
+	assert.Equal(t, "Test Mailgun Provider", info.Description)
+	assert.Equal(t, true, info.Features.SupportsWebhooks)
+	assert.Equal(t, true, info.Features.SupportsTracking)
+	assert.Equal(t, true, info.Features.SupportsScheduling)
+	assert.Equal(t, false, info.Features.SupportsReceiving)
+
+	// Verify capabilities
+	assert.Contains(t, info.Capabilities, "email")
+	assert.Contains(t, info.Capabilities, "webhooks")
+	assert.Contains(t, info.Capabilities, "tracking")
+}
+
+func TestProvider_GetPublicInfo_DefaultDescription(t *testing.T) {
+	config := types.ProviderConfig{
+		Name:      "test-mailgun-no-desc",
+		Connector: "mailgun",
+		Options: map[string]interface{}{
+			"domain":  "test.mailgun.org",
+			"api_key": "test-api-key",
+			"from":    "test@test.mailgun.org",
+		},
+	}
+
+	provider, err := NewMailgunProvider(config)
+	require.NoError(t, err)
+
+	info := provider.GetPublicInfo()
+
+	// Should use default description when none provided
+	assert.Equal(t, "Mailgun email service provider", info.Description)
+}

messenger/providers/twilio/twilio.go

@@ -128,6 +128,41 @@ func (p *Provider) GetName() string {
 	return p.config.Name
 }
 
+// GetPublicInfo returns public information about the provider
+func (p *Provider) GetPublicInfo() types.ProviderPublicInfo {
+	description := "Twilio multi-channel communication provider"
+	if p.config.Description != "" {
+		description = p.config.Description
+	}
+
+	capabilities := []string{}
+	if p.fromPhone != "" || p.messagingServiceSID != "" {
+		capabilities = append(capabilities, "sms")
+	}
+	if p.fromPhone != "" {
+		capabilities = append(capabilities, "whatsapp")
+	}
+	if p.sendGridAPIKey != "" {
+		capabilities = append(capabilities, "email")
+	}
+	if len(capabilities) == 0 {
+		capabilities = []string{"sms", "whatsapp", "email"} // Default capabilities
+	}
+
+	return types.ProviderPublicInfo{
+		Name:         p.config.Name,
+		Type:         "twilio",
+		Description:  description,
+		Capabilities: capabilities,
+		Features: types.Features{
+			SupportsWebhooks:   true,
+			SupportsReceiving:  false,
+			SupportsTracking:   true,
+			SupportsScheduling: true,
+		},
+	}
+}
+
 // Validate validates the provider configuration
 func (p *Provider) Validate() error {
 	if p.accountSID == "" {

messenger/types/interfaces.go

@@ -22,6 +22,9 @@ type Provider interface {
 	// GetName returns the provider name/identifier
 	GetName() string
 
+	// GetPublicInfo returns public information about the provider (name, description, type)
+	GetPublicInfo() ProviderPublicInfo
+
 	// Validate validates the provider configuration
 	Validate() error
 
@@ -46,6 +49,9 @@ type Messenger interface {
 	// GetProviders returns all providers for a channel type
 	GetProviders(channelType string) []Provider
 
+	// GetAllProviders returns all providers
+	GetAllProviders() []Provider
+
 	// GetChannels returns all available channels
 	GetChannels() []string
 

messenger/types/types.go

@@ -117,3 +117,20 @@ type SendResult struct {
 	SentAt    time.Time              `json:"sent_at"`
 	Metadata  map[string]interface{} `json:"metadata,omitempty"`
 }
+
+// ProviderPublicInfo defines the public information structure for providers
+type ProviderPublicInfo struct {
+	Name         string   `json:"name"`
+	Type         string   `json:"type"`
+	Description  string   `json:"description"`
+	Capabilities []string `json:"capabilities"`
+	Features     Features `json:"features"`
+}
+
+// Features defines the features supported by a provider
+type Features struct {
+	SupportsWebhooks   bool `json:"supports_webhooks"`
+	SupportsReceiving  bool `json:"supports_receiving"`
+	SupportsTracking   bool `json:"supports_tracking"`
+	SupportsScheduling bool `json:"supports_scheduling"`
+}

openapi/messenger/messenger.go

@@ -1,20 +1,25 @@
 package messenger
 
 import (
-	"net/http"
-
 	"github.com/gin-gonic/gin"
 	"github.com/yaoapp/kun/log"
 	"github.com/yaoapp/yao/messenger"
-	"github.com/yaoapp/yao/openapi/oauth/types"
+	"github.com/yaoapp/yao/messenger/types"
+	oauthTypes "github.com/yaoapp/yao/openapi/oauth/types"
+	"github.com/yaoapp/yao/openapi/response"
 )
 
 // Attach attaches the messenger webhook handlers to the router
-func Attach(group *gin.RouterGroup, oauth types.OAuth) {
+func Attach(group *gin.RouterGroup, oauth oauthTypes.OAuth) {
 
 	// Webhook endpoint with provider parameter - public interface
 	group.GET("/webhook/:provider", webhookHandler)
 	group.POST("/webhook/:provider", webhookHandler)
+
+	// Private API endpoints for provider and channel information
+	group.GET("/providers", oauth.Guard, getProvidersHandler)
+	group.GET("/providers/:name", oauth.Guard, getProviderHandler)
+	group.GET("/channels", oauth.Guard, getChannelsHandler)
 }
 
 // webhookHandler is the handler for webhook endpoint
@@ -22,18 +27,22 @@ func webhookHandler(c *gin.Context) {
 	// Get provider name from URL parameter
 	providerName := c.Param("provider")
 	if providerName == "" {
-		c.JSON(http.StatusBadRequest, gin.H{
-			"error": "provider parameter is required",
-		})
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrInvalidRequest.Code,
+			ErrorDescription: "Provider parameter is required",
+		}
+		response.RespondWithError(c, response.StatusBadRequest, errorResp)
 		return
 	}
 
 	// Check if messenger service is available
 	if messenger.Instance == nil {
 		log.Warn("[OpenAPI Messenger] Messenger service not initialized")
-		c.JSON(http.StatusServiceUnavailable, gin.H{
-			"error": "messenger service not available",
-		})
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrTemporarilyUnavailable.Code,
+			ErrorDescription: "Messenger service not available",
+		}
+		response.RespondWithError(c, response.StatusServiceUnavailable, errorResp)
 		return
 	}
 
@@ -41,17 +50,120 @@ func webhookHandler(c *gin.Context) {
 	err := messenger.Instance.TriggerWebhook(providerName, c)
 	if err != nil {
 		log.Error("[OpenAPI Messenger] Failed to process webhook for provider %s: %v", providerName, err)
-		c.JSON(http.StatusInternalServerError, gin.H{
-			"error":   "failed to process webhook",
-			"details": err.Error(),
-		})
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrServerError.Code,
+			ErrorDescription: "Failed to process webhook: " + err.Error(),
+		}
+		response.RespondWithError(c, response.StatusInternalServerError, errorResp)
 		return
 	}
 
 	// Return success response
-	c.JSON(http.StatusOK, gin.H{
+	successResp := gin.H{
 		"status":   "received",
 		"message":  "webhook processed successfully",
 		"provider": providerName,
-	})
+	}
+	response.RespondWithSuccess(c, response.StatusOK, successResp)
+}
+
+// getProviderHandler returns public information about a specific provider
+func getProviderHandler(c *gin.Context) {
+	providerName := c.Param("name")
+	if providerName == "" {
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrInvalidRequest.Code,
+			ErrorDescription: "Provider name is required",
+		}
+		response.RespondWithError(c, response.StatusBadRequest, errorResp)
+		return
+	}
+
+	// Check if messenger service is available
+	if messenger.Instance == nil {
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrTemporarilyUnavailable.Code,
+			ErrorDescription: "Messenger service not available",
+		}
+		response.RespondWithError(c, response.StatusServiceUnavailable, errorResp)
+		return
+	}
+
+	// Get provider
+	provider, err := messenger.Instance.GetProvider(providerName)
+	if err != nil {
+		errorResp := &response.ErrorResponse{
+			Code:             "provider_not_found",
+			ErrorDescription: "Provider not found: " + providerName,
+		}
+		response.RespondWithError(c, response.StatusNotFound, errorResp)
+		return
+	}
+
+	// Return public information directly
+	response.RespondWithSuccess(c, response.StatusOK, provider.GetPublicInfo())
+}
+
+// getProvidersHandler returns public information about all providers, with optional channel type filter
+func getProvidersHandler(c *gin.Context) {
+	// Check if messenger service is available
+	if messenger.Instance == nil {
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrTemporarilyUnavailable.Code,
+			ErrorDescription: "Messenger service not available",
+		}
+		response.RespondWithError(c, response.StatusServiceUnavailable, errorResp)
+		return
+	}
+
+	// Get optional channel type filter from query parameter
+	channelType := c.Query("channel_type")
+
+	var providers []types.Provider
+	if channelType != "" {
+		// Filter by channel type
+		providers = messenger.Instance.GetProviders(channelType)
+	} else {
+		// Get all providers
+		providers = messenger.Instance.GetAllProviders()
+	}
+
+	// Convert to public information
+	publicProviders := make([]interface{}, 0, len(providers))
+	for _, provider := range providers {
+		publicProviders = append(publicProviders, provider.GetPublicInfo())
+	}
+
+	successResp := gin.H{
+		"providers": publicProviders,
+		"count":     len(publicProviders),
+	}
+
+	if channelType != "" {
+		successResp["channel_type"] = channelType
+	}
+
+	response.RespondWithSuccess(c, response.StatusOK, successResp)
+}
+
+// getChannelsHandler returns all available channels
+func getChannelsHandler(c *gin.Context) {
+	// Check if messenger service is available
+	if messenger.Instance == nil {
+		errorResp := &response.ErrorResponse{
+			Code:             response.ErrTemporarilyUnavailable.Code,
+			ErrorDescription: "Messenger service not available",
+		}
+		response.RespondWithError(c, response.StatusServiceUnavailable, errorResp)
+		return
+	}
+
+	// Get all channels
+	channels := messenger.Instance.GetChannels()
+
+	successResp := gin.H{
+		"channels": channels,
+		"count":    len(channels),
+	}
+	response.RespondWithSuccess(c, response.StatusOK, successResp)
 }