feat: refactor data source models and update mapping functions for improved consistency

stackit/internal/services/postgresflexalpha/user/datasource.go

@@ -25,17 +25,17 @@ var (
 	_ datasource.DataSource = &userDataSource{}
 )
 
-// DataSourceModel maps the data source schema data.
-type DataSourceModel struct {
-	postgresflexalpha.UserModel
-	TerraformID types.String `tfsdk:"id"`
-}
-
 // NewUserDataSource is a helper function to simplify the provider implementation.
 func NewUserDataSource() datasource.DataSource {
 	return &userDataSource{}
 }
 
+// dataSourceModel maps the data source schema data.
+type dataSourceModel struct {
+	postgresflexalpha.UserModel
+	TerraformID types.String `tfsdk:"id"`
+}
+
 // userDataSource is the data source implementation.
 type userDataSource struct {
 	client       *postgresflex.APIClient
@@ -90,7 +90,7 @@ func (r *userDataSource) Read(
 	req datasource.ReadRequest,
 	resp *datasource.ReadResponse,
 ) { // nolint:gocritic // function signature required by Terraform
-	var model DataSourceModel
+	var model dataSourceModel
 	diags := req.Config.Get(ctx, &model)
 	resp.Diagnostics.Append(diags...)
 	if resp.Diagnostics.HasError() {