Add Pages project domain importer. Closes cloudflare#1958

.changelog/1973.txt

@@ -1,3 +1,3 @@
-```release-note:bug
-resource/cloudflare_pages_project: add defaults to deployment_config. Closes #1924
+```release-note:enhancement
+resource/cloudflare_pages_domain: add Pages project domain importer. Closes #1958
 ```

docs/resources/pages_domain.md

@@ -32,4 +32,9 @@ resource "cloudflare_pages_domain" "my-domain" {
 - `id` (String) The ID of this resource.
 - `status` (String) Status of the custom domain.
 
+## Import
 
+Import is supported using the following syntax:
+```shell
+$ terraform import cloudflare_pages_domain.example <account_id>/<project_name>
+```

examples/resources/cloudflare_pages_domain/import.sh

@@ -0,0 +1 @@
+$ terraform import cloudflare_pages_domain.example <account_id>/<project_name>

internal/provider/import_cloudflare_pages_import_test.go

@@ -0,0 +1,69 @@
+package provider
+
+import (
+	"fmt"
+	"os"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+)
+
+func testPagesDomains(accountID, projectName, resourceOneId, domainOne, resourceTwoId, domainTwo string) string {
+	return fmt.Sprintf(`
+		resource "cloudflare_pages_domain" "%[3]s" {
+			account_id = "%[1]s"
+			project_name = "%[2]s"
+			domain = "%[4]s"
+		}
+
+		resource "cloudflare_pages_domain" "%[5]s" {
+			account_id = "%[1]s"
+			project_name = "%[2]s"
+			domain = "%[6]s"
+		}
+		`, accountID, projectName, resourceOneId, domainOne, resourceTwoId, domainTwo)
+}
+
+func TestAccCloudflarePagesDomain_Import(t *testing.T) {
+	skipPagesProjectForNonConfiguredDefaultAccount(t)
+
+	resourceOneId := generateRandomResourceName()
+	resourceTwoId := generateRandomResourceName()
+	resourceOneName := fmt.Sprintf("cloudflare_pages_domain.%s", resourceOneId)
+	resourceTwoName := fmt.Sprintf("cloudflare_pages_domain.%s", resourceTwoId)
+	domain := os.Getenv("CLOUDFLARE_DOMAIN")
+	accountID := os.Getenv("CLOUDFLARE_ACCOUNT_ID")
+	projectName := generateRandomResourceName()
+
+	resource.Test(t, resource.TestCase{
+		PreCheck: func() {
+			testAccPreCheckEmail(t)
+			testAccPreCheckApiKey(t)
+		},
+		ProviderFactories: providerFactories,
+		Steps: []resource.TestStep{
+			{
+				Config: testPagesDomains(
+					accountID,
+					projectName,
+					resourceOneId,
+					resourceOneId+"."+domain,
+					resourceTwoId,
+					resourceTwoId+"."+domain,
+				),
+			},
+			{
+				ResourceName:        resourceOneName,
+				ImportStateIdPrefix: fmt.Sprintf("%s/", accountID),
+				ImportState:         true,
+				ImportStateVerify:   true,
+			},
+			{
+				ResourceName:        resourceTwoName,
+				ImportStateIdPrefix: fmt.Sprintf("%s/", accountID),
+				ImportState:         true,
+				ImportStateVerify:   true,
+			},
+		},
+	})
+}

internal/provider/resource_cloudflare_pages_domain.go

@@ -3,9 +3,11 @@ package provider
 import (
 	"context"
 	"fmt"
+	"strings"
 
 	"github.com/MakeNowJust/heredoc/v2"
 	"github.com/cloudflare/cloudflare-go"
+	"github.com/hashicorp/terraform-plugin-log/tflog"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
 )
@@ -78,3 +80,39 @@ func resourceCloudflarePagesDomainDelete(ctx context.Context, d *schema.Resource
 	}
 	return nil
 }
+
+func resourceCloudflarePagesDomainImport(ctx context.Context, d *schema.ResourceData, meta interface{}) ([]*schema.ResourceData, error) {
+	client := meta.(*cloudflare.API)
+
+	// split the id so we can look up
+	idAttr := strings.SplitN(d.Id(), "/", 2)
+	var accountID string
+	var projectName string
+	if len(idAttr) == 2 {
+		accountID = idAttr[0]
+		projectName = idAttr[1]
+	} else {
+		return nil, fmt.Errorf("invalid id %q specified, should be in format \"accountID/project-name\" for import", d.Id())
+	}
+
+	domains, err := client.GetPagesDomains(ctx, cloudflare.PagesDomainsParameters{AccountID: accountID, ProjectName: projectName})
+	if err != nil {
+		return nil, fmt.Errorf("unable to find domains for project %q: %w", d.Id(), err)
+	}
+
+	tflog.Info(ctx, fmt.Sprintf("Found domains: %+v", domains))
+
+	resourceData := []*schema.ResourceData{}
+
+	for _, domain := range domains {
+		d.SetId(domain.ID)
+		d.Set("account_id", accountID)
+		d.Set("project_name", projectName)
+		d.Set("domain", domain.Name)
+		resourceCloudflarePagesDomainRead(ctx, d, meta)
+
+		resourceData = append(resourceData, d)
+	}
+
+	return resourceData, nil
+}