using BuildingBlock.Identity.Contracts.Abstractions;
using BuildingBlock.Identity.Contracts.Conventions;
using BuildingBlock.Identity.Contracts.Requests;
using BuildingBlock.Identity.Contracts.Responses;

namespace BuildingBlock.Identity.Contracts.UnitTests;

public class ContractShapeTests
{
    [Fact]
    public void IdentityEnvelope_WhenCreated_PreservesValues()
    {
        var envelope = new IdentityContractEnvelope("1.0.0", "corr-identity-001");

        Assert.Equal("1.0.0", envelope.ContractVersion);
        Assert.Equal("corr-identity-001", envelope.CorrelationId);
    }

    [Fact]
    public void IdentityContracts_WhenInstantiated_ImplementMarkerInterface()
    {
        IIdentityCapabilityContract issueRequest = new IssueIdentityTokenRequest(
            "subject-a",
            "tenant-a",
            IdentityAuthProvider.AzureAd,
            "external-token");
        IIdentityCapabilityContract issueResponse = new IssueIdentityTokenResponse("token-a", 1800);
        IIdentityCapabilityContract policyRequest = new EvaluateIdentityPolicyRequest(
            "subject-b",
            "tenant-b",
            "identity.token.issue",
            IdentityAuthProvider.Google);
        IIdentityCapabilityContract policyResponse = new EvaluateIdentityPolicyResponse("subject-b", "identity.token.issue", true);
        IIdentityCapabilityContract refreshRequest = new RefreshIdentitySessionRequest(
            "refresh-a",
            "corr-refresh",
            IdentityAuthProvider.InternalJwt);
        IIdentityCapabilityContract refreshResponse = new RefreshIdentitySessionResponse("token-b", 900);
        IIdentityCapabilityContract exchangeRequest = new ExchangeIdentityProviderTokenRequest(
            "tenant-c",
            IdentityAuthProvider.AzureAd,
            "provider-token",
            "corr-exchange");
        IIdentityCapabilityContract exchangeResponse = new ExchangeIdentityProviderTokenResponse(
            "subject-c",
            "tenant-c",
            IdentityAuthProvider.AzureAd,
            true);

        Assert.NotNull(issueRequest);
        Assert.NotNull(issueResponse);
        Assert.NotNull(policyRequest);
        Assert.NotNull(policyResponse);
        Assert.NotNull(refreshRequest);
        Assert.NotNull(refreshResponse);
        Assert.NotNull(exchangeRequest);
        Assert.NotNull(exchangeResponse);
    }

    [Fact]
    public void IssueIdentityTokenRequest_WhenProviderSpecified_PreservesProviderMetadata()
    {
        var request = new IssueIdentityTokenRequest(
            "subject-1",
            "tenant-1",
            IdentityAuthProvider.Google,
            "google-token");

        Assert.Equal(IdentityAuthProvider.Google, request.Provider);
        Assert.Equal("google-token", request.ExternalToken);
    }
}