feat: add languages data source

docs/data-sources/languages.md

@@ -0,0 +1,37 @@
+---
+# generated by https://github.com/hashicorp/terraform-plugin-docs
+page_title: "radarr_languages Data Source - terraform-provider-radarr"
+subcategory: "Profiles"
+description: |-
+  List all available Languages ../data-sources/language.
+---
+
+# radarr_languages (Data Source)
+
+<!-- subcategory:Profiles -->List all available [Languages](../data-sources/language).
+
+## Example Usage
+
+```terraform
+data "radarr_languages" "example" {
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Read-Only
+
+- `id` (String) The ID of this resource.
+- `languages` (Attributes Set) Language list. (see [below for nested schema](#nestedatt--languages))
+
+<a id="nestedatt--languages"></a>
+### Nested Schema for `languages`
+
+Read-Only:
+
+- `id` (Number) Language ID.
+- `name` (String) Language.
+- `name_lower` (String) Language in lowercase.
+
+

examples/data-sources/radarr_languages/data-source.tf

@@ -0,0 +1,2 @@
+data "radarr_languages" "example" {
+}

internal/provider/languages_data_source.go

@@ -0,0 +1,120 @@
+package provider
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+
+	"github.com/devopsarr/radarr-go/radarr"
+	"github.com/devopsarr/terraform-provider-radarr/internal/helpers"
+	"github.com/hashicorp/terraform-plugin-framework/datasource"
+	"github.com/hashicorp/terraform-plugin-framework/datasource/schema"
+	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
+	"github.com/hashicorp/terraform-plugin-framework/types"
+	"github.com/hashicorp/terraform-plugin-log/tflog"
+)
+
+const languagesDataSourceName = "languages"
+
+// Ensure provider defined types fully satisfy framework interfaces.
+var _ datasource.DataSource = &LanguagesDataSource{}
+
+func NewLanguagesDataSource() datasource.DataSource {
+	return &LanguagesDataSource{}
+}
+
+// LanguagesDataSource defines the languages implementation.
+type LanguagesDataSource struct {
+	client *radarr.APIClient
+}
+
+// Languages describes the languages data model.
+type Languages struct {
+	Languages types.Set    `tfsdk:"languages"`
+	ID        types.String `tfsdk:"id"`
+}
+
+func (d *LanguagesDataSource) Metadata(ctx context.Context, req datasource.MetadataRequest, resp *datasource.MetadataResponse) {
+	resp.TypeName = req.ProviderTypeName + "_" + languagesDataSourceName
+}
+
+func (d *LanguagesDataSource) Schema(ctx context.Context, req datasource.SchemaRequest, resp *datasource.SchemaResponse) {
+	resp.Schema = schema.Schema{
+		MarkdownDescription: "<!-- subcategory:Profiles -->List all available [Languages](../data-sources/language).",
+		Attributes: map[string]schema.Attribute{
+			// TODO: remove ID once framework support tests without ID https://www.terraform.io/plugin/framework/acctests#implement-id-attribute
+			"id": schema.StringAttribute{
+				Computed: true,
+			},
+			"languages": schema.SetNestedAttribute{
+				MarkdownDescription: "Language list.",
+				Computed:            true,
+				NestedObject: schema.NestedAttributeObject{
+					Attributes: map[string]schema.Attribute{
+						"id": schema.Int64Attribute{
+							MarkdownDescription: "Language ID.",
+							Computed:            true,
+						},
+						"name": schema.StringAttribute{
+							MarkdownDescription: "Language.",
+							Computed:            true,
+						},
+						"name_lower": schema.StringAttribute{
+							MarkdownDescription: "Language in lowercase.",
+							Computed:            true,
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func (d *LanguagesDataSource) Configure(ctx context.Context, req datasource.ConfigureRequest, resp *datasource.ConfigureResponse) {
+	// Prevent panic if the provider has not been configured.
+	if req.ProviderData == nil {
+		return
+	}
+
+	client, ok := req.ProviderData.(*radarr.APIClient)
+	if !ok {
+		resp.Diagnostics.AddError(
+			helpers.UnexpectedDataSourceConfigureType,
+			fmt.Sprintf("Expected *radarr.APIClient, got: %T. Please report this issue to the provider developers.", req.ProviderData),
+		)
+
+		return
+	}
+
+	d.client = client
+}
+
+func (d *LanguagesDataSource) Read(ctx context.Context, req datasource.ReadRequest, resp *datasource.ReadResponse) {
+	var data *Languages
+
+	resp.Diagnostics.Append(req.Config.Get(ctx, &data)...)
+
+	if resp.Diagnostics.HasError() {
+		return
+	}
+
+	// Get languages current value
+	response, _, err := d.client.LanguageApi.ListLanguage(ctx).Execute()
+	if err != nil {
+		resp.Diagnostics.AddError(helpers.ClientError, helpers.ParseClientError(helpers.Read, languagesDataSourceName, err))
+
+		return
+	}
+
+	tflog.Trace(ctx, "read "+languagesDataSourceName)
+	// Map response body to resource schema attribute
+	languages := make([]Language, len(response))
+	for i, t := range response {
+		languages[i].write(t)
+	}
+
+	tfsdk.ValueFrom(ctx, languages, data.Languages.Type(ctx), &data.Languages)
+	// TODO: remove ID once framework support tests without ID https://www.terraform.io/plugin/framework/acctests#implement-id-attribute
+	data.ID = types.StringValue(strconv.Itoa(len(response)))
+	resp.Diagnostics.Append(resp.State.Set(ctx, &data)...)
+}

internal/provider/languages_data_source_test.go

@@ -0,0 +1,30 @@
+package provider
+
+import (
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+)
+
+func TestAccLanguagesDataSource(t *testing.T) {
+	t.Parallel()
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ProtoV6ProviderFactories: testAccProtoV6ProviderFactories,
+		Steps: []resource.TestStep{
+			// Read testing
+			{
+				Config: testAccLanguagesDataSourceConfig,
+				Check: resource.ComposeAggregateTestCheckFunc(
+					resource.TestCheckTypeSetElemNestedAttrs("data.radarr_languages.test", "languages.*", map[string]string{"name": "English"}),
+				),
+			},
+		},
+	})
+}
+
+const testAccLanguagesDataSourceConfig = `
+data "radarr_languages" "test" {
+}
+`

internal/provider/provider.go

@@ -243,6 +243,7 @@ func (p *RadarrProvider) DataSources(ctx context.Context) []func() datasource.Da
 		NewDelayProfileDataSource,
 		NewDelayProfilesDataSource,
 		NewLanguageDataSource,
+		NewLanguagesDataSource,
 		NewQualityProfileDataSource,
 		NewQualityProfilesDataSource,