using InterfaceForward.Application.Contracts.Dtos.ScriptAssistant;
using InterfaceForward.Application.Contracts.ForwardCore;
using InterfaceForward.Application.ForwardCore;
using InterfaceForward.Application.Services.ScriptAssistant;
using InterfaceForward.Domain.Shared;
using InterfaceForward.Domain.Shared.Dtos;
using InterfaceForward.Domain.Shared.Enum;
using Newtonsoft.Json.Linq;

namespace InterfaceForward.Application.Tests;

public class ScriptAssistantServiceTests
{
    static ScriptAssistantServiceTests()
    {
        NatashaManagement.Preheating<NatashaDomainCreator>(false, false);
    }

    [Fact]
    public void Generate_ShouldCreateTemplateFromFields()
    {
        var service = new ScriptAssistantService();

        var output = service.Generate(new GenerateForwardScriptInput
        {
            Requirement = "把 appKey 放到 header",
            AccountFields = ["appKey"],
            Headers = ["appKey"]
        });

        Assert.Contains("GetAccountFieldValueOrNull(\"appKey\")", output.Script);
        Assert.Contains("context.AddHeader(\"appKey\"", output.Script);
    }

    [Fact]
    public void Validate_ShouldCompileGeneratedScript()
    {
        var service = new ScriptAssistantService();

        var output = service.Validate(new ValidateForwardScriptInput
        {
            Script = "var appKey = context.GetAccountFieldValueOrNull(\"appKey\") ?? string.Empty;\ncontext.AddHeader(\"appKey\", appKey);"
        });

        Assert.True(output.Success, output.Error);
    }

    [Fact]
    public async Task Preview_ShouldRunScriptAndReturnChangedFields()
    {
        var service = new ScriptAssistantService();

        var output = await service.Preview(new PreviewForwardScriptInput
        {
            Script = "var appKey = context.GetAccountFieldValueOrNull(\"appKey\") ?? string.Empty;\ncontext.AddHeader(\"appKey\", appKey);",
            OriginalInput = new JObject { ["orderNo"] = "A001" },
            MappedInput = new JObject { ["targetOrderNo"] = "A001" },
            AccountFields = new Dictionary<string, string> { ["appKey"] = "test-key" }
        });

        Assert.True(output.Success, output.Error);
        var field = Assert.Single(output.FixedFields);
        Assert.Equal("appKey", field.FieldName);
        Assert.Equal("test-key", field.FieldValue);
    }

    [Fact]
    public void Validate_ShouldReturnWarningForDangerousToken()
    {
        var service = new ScriptAssistantService();

        var output = service.Validate(new ValidateForwardScriptInput
        {
            Script = "System.IO.File.ReadAllText(\"a.txt\");"
        });

        Assert.Contains(output.Warnings, x => x.Contains("System.IO"));
    }
}

public class DefaultForwardFlowTests
{
    [Fact]
    public void SerializationBody_ShouldUseMappedInputForJson()
    {
        var flow = new TestForwardFlow();
        var context = new ForwardCoreContext
        {
            TargetInterface = new InterfaceDto { ContentType = ContentType.Json },
            OriginalInterfaceMappedInput = new JObject { ["orderId"] = "A001" }
        };

        var body = flow.SerializationBody(context);

        Assert.Equal("{\"orderId\":\"A001\"}", body);
    }

    [Fact]
    public async Task SetContentType_ShouldReplaceFromMappingBodyForFormUrlEncoded()
    {
        var flow = new TestForwardFlow();
        var context = new ForwardCoreContext
        {
            TargetInterface = new InterfaceDto { ContentType = ContentType.FormUrlEncoded },
            TargetInterfaceInput = "{\"orderId\":\"A001\"}",
            OriginalInterfaceMappedInput = new JObject { ["orderId"] = "A001" },
            FormFieldList =
            [
                new InterfaceFormFieldDto
                {
                    Name = "notifyBizEventDTO",
                    Value = GlobalConst.FromMappingBody
                }
            ]
        };

        using var message = new HttpRequestMessage();
        flow.SetContentTypeForTest(context, message);

        var content = await message.Content!.ReadAsStringAsync();

        Assert.Equal("notifyBizEventDTO=%7B%22orderId%22%3A%22A001%22%7D", content);
    }

    class TestForwardFlow : DefaultForwardFlow
    {
        public void SetContentTypeForTest(ForwardCoreContext context, HttpRequestMessage message)
        {
            SetContentType(context, message);
        }
    }
}