package common

import (
	"net/http"
	"testing"

	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
)

func TestFilterFieldsKeepsOnlyAllowedKeys(t *testing.T) {
	got := FilterFields(map[string]any{"name": "n", "password_hash": "x"}, []string{"name"})
	if len(got) != 1 || got["name"] != "n" {
		t.Fatalf("unexpected filtered fields: %#v", got)
	}
}

func TestResourceResponseStripsInternalIDsRecursively(t *testing.T) {
	got := ResourceResponse(map[string]any{
		"id": uint64(1), "identity": "root",
		"child": map[string]any{"gasorder_basic_id": uint64(2), "identity": "child"},
	}).(map[string]any)
	if _, exists := got["id"]; exists {
		t.Fatal("root database ID was exposed")
	}
	child := got["child"].(map[string]any)
	if _, exists := child["gasorder_basic_id"]; exists {
		t.Fatal("relation database ID was exposed")
	}
}

func TestPublicFieldProtectionMasksGasorderContacts(t *testing.T) {
	value := map[string]any{"contact_name": "张三", "contact_phone": "13800138000"}
	ProtectPublicFields(value, false, false, false)
	if _, exists := value["contact_name"]; exists {
		t.Fatal("contact name remains public")
	}
	if _, exists := value["contact_phone"]; exists {
		t.Fatal("contact phone remains public")
	}
}

func TestResourceRelationOptionalEmptyIdentityClearsRelation(t *testing.T) {
	values, err := ResolveResourceRelations(
		map[string]any{"warehouse_identity": ""},
		nil,
		[]ResourceRelation{{Input: "warehouse_identity", Column: "warehouse_id", Model: &models.ProductWarehouse{}}},
		false,
	)
	if err != nil || values["warehouse_id"] != uint64(0) {
		t.Fatalf("optional relation clear = (%#v, %v)", values, err)
	}
}

func TestCommonMethodModesRemainHTTPCompatible(t *testing.T) {
	if http.MethodGet == "" || http.MethodPost == "" {
		t.Fatal("standard HTTP methods unavailable")
	}
}