using InterfaceForward.Application.Contracts.Dtos.ScriptAssistant;
using InterfaceForward.Application.Services.ScriptAssistant;
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"));
    }
}