feat(client): add GetEndpointHost utility getter

internal/api/client.go

@@ -6,6 +6,8 @@ import "github.com/google/uuid"
 //
 //nolint:interfacebloat // we'll accept a larger PrefectClient interface
 type PrefectClient interface {
+	GetEndpointHost() string
+
 	Accounts(accountID uuid.UUID) (AccountsClient, error)
 	Automations(accountID uuid.UUID, workspaceID uuid.UUID) (AutomationsClient, error)
 	AccountMemberships(accountID uuid.UUID) (AccountMembershipsClient, error)

internal/client/client.go

@@ -63,7 +63,7 @@ func New(opts ...Option) (*Client, error) {
 
 // WithEndpoint configures the client to communicate with a self-hosted
 // Prefect server or Prefect Cloud.
-func WithEndpoint(endpoint string) Option {
+func WithEndpoint(endpoint string, host string) Option {
 	return func(client *Client) error {
 		_, err := url.Parse(endpoint)
 		if err != nil {
@@ -75,6 +75,7 @@ func WithEndpoint(endpoint string) Option {
 		}
 
 		client.endpoint = endpoint
+		client.endpointHost = host
 
 		return nil
 	}

internal/client/getters.go

@@ -0,0 +1,7 @@
+package client
+
+// GetEndpointHost returns the endpoint host.
+// eg. https://api.prefect.cloud
+func (c *Client) GetEndpointHost() string {
+	return c.endpointHost
+}

internal/client/types.go

@@ -9,6 +9,7 @@ import (
 type Client struct {
 	hc                 *http.Client
 	endpoint           string
+	endpointHost       string
 	apiKey             string
 	defaultAccountID   uuid.UUID
 	defaultWorkspaceID uuid.UUID

internal/provider/provider.go

@@ -141,6 +141,13 @@ func (p *PrefectProvider) Configure(ctx context.Context, req provider.ConfigureR
 	}
 	isPrefectCloudEndpoint := helpers.IsCloudEndpoint(endpointURL.Host)
 
+	// Extracts the host (without the /api suffix),
+	// so we can store it on the Client object in addition to the endpoint.
+	// For non-Cloud endpoints, it will likely be the same as .endpoint.
+	// This is useful for certain resources where we need access to the
+	// endpoint host to construct custom URLs as a resource attribute.
+	endpointHost := fmt.Sprintf("%s://%s", endpointURL.Scheme, endpointURL.Host)
+
 	// Extract the API Key from configuration or environment variable.
 	var apiKey string
 	if !config.APIKey.IsNull() {
@@ -201,7 +208,7 @@ func (p *PrefectProvider) Configure(ctx context.Context, req provider.ConfigureR
 	tflog.Debug(ctx, "Creating Prefect client")
 
 	prefectClient, err := client.New(
-		client.WithEndpoint(endpoint),
+		client.WithEndpoint(endpoint, endpointHost),
 		client.WithAPIKey(apiKey),
 		client.WithDefaults(accountID, config.WorkspaceID.ValueUUID()),
 	)

internal/provider/resources/webhooks.go

@@ -127,14 +127,14 @@ func (r *WebhookResource) Schema(_ context.Context, _ resource.SchemaRequest, re
 			},
 			"endpoint": schema.StringAttribute{
 				Computed:    true,
-				Description: "The fully-formed webhook endpoint, eg. https://api.prefect.cloud/SLUG",
+				Description: "The fully-formed webhook endpoint, eg. https://api.prefect.cloud/hooks/SLUG",
 			},
 		},
 	}
 }
 
 // copyWebhookResponseToModel maps an API response to a model that is saved in Terraform state.
-func copyWebhookResponseToModel(webhook *api.Webhook, tfModel *WebhookResourceModel) {
+func copyWebhookResponseToModel(webhook *api.Webhook, tfModel *WebhookResourceModel, endpointHost string) {
 	tfModel.ID = types.StringValue(webhook.ID.String())
 	tfModel.Created = customtypes.NewTimestampPointerValue(&webhook.Created)
 	tfModel.Updated = customtypes.NewTimestampPointerValue(&webhook.Updated)
@@ -144,6 +144,7 @@ func copyWebhookResponseToModel(webhook *api.Webhook, tfModel *WebhookResourceMo
 	tfModel.Template = types.StringValue(webhook.Template)
 	tfModel.AccountID = customtypes.NewUUIDValue(webhook.AccountID)
 	tfModel.WorkspaceID = customtypes.NewUUIDValue(webhook.WorkspaceID)
+	tfModel.Endpoint = types.StringValue(fmt.Sprintf("%s/hooks/%s", endpointHost, webhook.Slug))
 }
 
 // Create creates the resource and sets the initial Terraform state.
@@ -176,10 +177,7 @@ func (r *WebhookResource) Create(ctx context.Context, req resource.CreateRequest
 		return
 	}
 
-	// Extract the endpoint from the provider configuration.
-	// https://github.com/PrefectHQ/terraform-provider-prefect/issues/333
-	copyWebhookResponseToModel(webhook, &plan)
-	plan.Endpoint = types.StringValue(fmt.Sprintf("https://api.prefect.cloud/hooks/%s", webhook.Slug))
+	copyWebhookResponseToModel(webhook, &plan, r.client.GetEndpointHost())
 
 	resp.Diagnostics.Append(resp.State.Set(ctx, &plan)...)
 	if resp.Diagnostics.HasError() {
@@ -230,10 +228,7 @@ func (r *WebhookResource) Read(ctx context.Context, req resource.ReadRequest, re
 		return
 	}
 
-	// Extract the endpoint from the provider configuration.
-	// https://github.com/PrefectHQ/terraform-provider-prefect/issues/333
-	copyWebhookResponseToModel(webhook, &state)
-	state.Endpoint = types.StringValue(fmt.Sprintf("https://api.prefect.cloud/hooks/%s", webhook.Slug))
+	copyWebhookResponseToModel(webhook, &state, r.client.GetEndpointHost())
 
 	resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
 	if resp.Diagnostics.HasError() {
@@ -280,10 +275,7 @@ func (r *WebhookResource) Update(ctx context.Context, req resource.UpdateRequest
 		return
 	}
 
-	// Extract the endpoint from the provider configuration.
-	// https://github.com/PrefectHQ/terraform-provider-prefect/issues/333
-	copyWebhookResponseToModel(webhook, &plan)
-	plan.Endpoint = types.StringValue(fmt.Sprintf("https://api.prefect.cloud/hooks/%s", webhook.Slug))
+	copyWebhookResponseToModel(webhook, &plan, r.client.GetEndpointHost())
 
 	resp.Diagnostics.Append(resp.State.Set(ctx, &plan)...)
 	if resp.Diagnostics.HasError() {

internal/provider/resources/webhooks_test.go

@@ -63,19 +63,21 @@ func TestAccResource_webhook(t *testing.T) {
 		PreCheck:                 func() { testutils.AccTestPreCheck(t) },
 		Steps: []resource.TestStep{
 			{
-				// Check creation + existence of the work pool resource
+				// Check creation + existence of the webhook resource
 				Config: fixtureAccWebhook(workspace.Resource, randomName, webhookTemplateDynamic, true),
 				Check: resource.ComposeAggregateTestCheckFunc(
 					testAccCheckWebhookExists(webhookResourceName, &webhook),
+					testAccCheckWebhookEndpoint(webhookResourceName, &webhook),
 					resource.TestCheckResourceAttr(webhookResourceName, "name", randomName),
 					resource.TestCheckResourceAttr(webhookResourceName, "enabled", "true"),
 				),
 			},
 			{
-				// Check that changing the paused state will update the resource in place
+				// Check that changing the enabled state will update the resource in place
 				Config: fixtureAccWebhook(workspace.Resource, randomName, webhookTemplateDynamic, false),
 				Check: resource.ComposeAggregateTestCheckFunc(
 					testAccCheckWebhookExists(webhookResourceName, &webhook),
+					testAccCheckWebhookEndpoint(webhookResourceName, &webhook),
 					resource.TestCheckResourceAttr(webhookResourceName, "name", randomName),
 					resource.TestCheckResourceAttr(webhookResourceName, "enabled", "false"),
 				),
@@ -85,6 +87,7 @@ func TestAccResource_webhook(t *testing.T) {
 				Config: fixtureAccWebhook(workspace.Resource, randomName, webhookTemplateStatic, true),
 				Check: resource.ComposeAggregateTestCheckFunc(
 					testAccCheckWebhookExists(webhookResourceName, &webhook),
+					testAccCheckWebhookEndpoint(webhookResourceName, &webhook),
 					resource.TestCheckResourceAttr(webhookResourceName, "name", randomName),
 					resource.TestCheckResourceAttr(webhookResourceName, "enabled", "true"),
 				),
@@ -131,6 +134,23 @@ func testAccCheckWebhookExists(webhookResourceName string, webhook *api.Webhook)
 	}
 }
 
+func testAccCheckWebhookEndpoint(webhookResourceName string, webhook *api.Webhook) resource.TestCheckFunc {
+	return func(state *terraform.State) error {
+		webhookResource, exists := state.RootModule().Resources[webhookResourceName]
+		if !exists {
+			return fmt.Errorf("Resource not found in state: %s", webhookResourceName)
+		}
+
+		storedEndpoint := webhookResource.Primary.Attributes["endpoint"]
+		expectedEndpoint := fmt.Sprintf("https://api.stg.prefect.dev/hooks/%s", webhook.Slug)
+		if storedEndpoint != expectedEndpoint {
+			return fmt.Errorf("Endpoint does not match expected value: %s != %s", storedEndpoint, expectedEndpoint)
+		}
+
+		return nil
+	}
+}
+
 func getWebhookImportStateID(webhookResourceName string) resource.ImportStateIdFunc {
 	return func(state *terraform.State) (string, error) {
 		workspaceResource, exists := state.RootModule().Resources[testutils.WorkspaceResourceName]

internal/testutils/provider.go

@@ -2,6 +2,7 @@ package testutils
 
 import (
 	"fmt"
+	"net/url"
 	"os"
 	"strings"
 	"testing"
@@ -74,8 +75,11 @@ func NewTestClient() (api.PrefectClient, error) {
 		endpoint = fmt.Sprintf("%s/api", endpoint)
 	}
 
+	endpointURL, _ := url.Parse(endpoint)
+	endpointHost := fmt.Sprintf("%s://%s", endpointURL.Scheme, endpointURL.Host)
+
 	prefectClient, _ := client.New(
-		client.WithEndpoint(endpoint),
+		client.WithEndpoint(endpoint, endpointHost),
 		client.WithAPIKey(apiKey),
 		client.WithDefaults(accountID, uuid.Nil),
 	)