using Omika.Core.Compatibility;
using Omika.Core.Domain.Entities.Organisation;
using Omika.Core.Domain.ValueObjects;
using Omika.Data.Mapping.Common;
using OmikaModels = Omika.Data.HfSql.Models.Omika;
using OmikaMappers = Omika.Data.Mapping.Omika;

namespace Omika.Tests.Mapping;

/// <summary>
/// Tests unitaires du mapper Omika → canonique des collaborateurs (table Collaborateur).
/// Aucune base réelle, aucun HFSQL : uniquement des objets en mémoire.
/// </summary>
public class OmikaCollaborateurMapperTests
{
    [Fact]
    public void CollaborateurOmika_Minimal_MapsWithoutExceptionAndKeepsNoFabricatedValue()
    {
        var row = new OmikaModels.CollaborateurRow { COPKID = 1 };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Equal(DatabaseSchemaVersion.Omika, result.SourceVersion);
        Assert.NotNull(result.Value);
        Assert.Null(result.Value.Nom);
        Assert.Null(result.Value.Prenom);
        Assert.Null(result.Value.Civilite);
        Assert.Null(result.Value.Statut);
        Assert.Null(result.Value.Coordonnees);
        Assert.False(result.Value.Actif);
        Assert.False(result.Value.EstArchive);
        Assert.NotNull(result.Value.SourceReference);
        Assert.Equal(1, result.Value.SourceReference!.NumericId);
        Assert.Equal(DatabaseSchemaVersion.Omika, result.Value.SourceReference!.Source);
        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Empty(result.Warnings);
    }

    [Fact]
    public void CollaborateurOmika_Full_MapsAllCanonicalProperties()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 42,
            COCleCivilite = "M",
            CONom = "Dupont",
            COPrenom = "Jean",
            COTrigramme = "JD",
            COTelFixe = "0472000000",
            COTelMobile = "0600000000",
            COEmail = "jean.dupont@ville-lyon.fr",
            COCleStatut = "ACTIF",
            COActif = true,
            GUID = "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"
        };

        var referenceRows = new Dictionary<string, OmikaModels.ParametreMetierRow>
        {
            ["M"] = new() { PACLE = "M", PALibelle = "M.", PAPKID = 2 },
            ["ACTIF"] = new() { PACLE = "ACTIF", PALibelle = "Actif", PAPKID = 3 }
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row, referenceRows);

        Collaborateur collaborateur = result.Value;
        Assert.Equal("M.", collaborateur.Civilite!.Label);
        Assert.Equal("M", collaborateur.Civilite!.Key);
        Assert.Equal("Actif", collaborateur.Statut!.Label);
        Assert.Equal("ACTIF", collaborateur.Statut!.Key);
        Assert.Equal("Dupont", collaborateur.Nom);
        Assert.Equal("Jean", collaborateur.Prenom);
        Assert.Equal("JD", collaborateur.Code);

        Assert.Equal("jean.dupont@ville-lyon.fr", collaborateur.Coordonnees!.Email);
        Assert.Equal("0472000000", collaborateur.Coordonnees!.Phone);
        Assert.Equal("0600000000", collaborateur.Coordonnees!.Mobile);

        Assert.True(collaborateur.Actif);

        Assert.Equal(42, collaborateur.SourceReference!.NumericId);
        Assert.Equal(DatabaseSchemaVersion.Omika, collaborateur.SourceReference!.Source);
        Assert.Equal(Guid.Parse("aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"), collaborateur.SourceReference!.EntityGuid);
    }

    [Fact]
    public void CollaborateurOmika_EmptyCoordinates_ProducesNullCoordonnees()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 5,
            CONom = "Martin",
            COEmail = "   ",
            COTelFixe = "",
            COTelMobile = null
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Null(result.Value.Coordonnees);
        Assert.Null(result.Value.Prenom);
        Assert.Equal("Martin", result.Value.Nom);
    }

    [Fact]
    public void CollaborateurOmika_PartialCoordinates_KeepsOnlyProvidedValues()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 6,
            COEmail = "m@exemple.fr",
            COTelFixe = null,
            COTelMobile = "0600000000"
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.NotNull(result.Value.Coordonnees);
        Assert.Equal("m@exemple.fr", result.Value.Coordonnees!.Email);
        Assert.Null(result.Value.Coordonnees!.Phone);
        Assert.Equal("0600000000", result.Value.Coordonnees!.Mobile);
    }

    [Fact]
    public void CollaborateurOmika_InvalidGuid_ProducesNullEntityGuidAndWarns()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 7,
            GUID = "not-a-guid"
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Equal("not-a-guid", result.Value.SourceReference!.PhysicalGuid);
        Assert.Contains(result.Warnings, w => w.Contains(MappingWarningCodes.InvalidPhysicalGuid, StringComparison.Ordinal));
    }

    [Fact]
    public void CollaborateurOmika_NoGuid_ProducesNullEntityGuid()
    {
        var row = new OmikaModels.CollaborateurRow { COPKID = 8 };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Null(result.Value.SourceReference!.PhysicalGuid);
        Assert.Empty(result.Warnings);
    }

    [Fact]
    public void CollaborateurOmika_EmptyOrNullStrings_NeverThrow()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            CONom = "",
            COPrenom = "  ",
            COEmail = "",
            COTelFixe = null,
            COTelMobile = " ",
            COTrigramme = "",
            COCleCivilite = "",
            COCleStatut = null
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.NotNull(result.Value);
        Assert.Null(result.Value.Nom);
        Assert.Null(result.Value.Prenom);
        Assert.Null(result.Value.Coordonnees);
        Assert.Null(result.Value.Civilite);
        Assert.Null(result.Value.Statut);
    }

    [Fact]
    public void CollaborateurOmika_DefaultRow_NeverThrows()
    {
        var row = new OmikaModels.CollaborateurRow();

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.NotNull(result.Value);
        Assert.Null(result.Value.SourceReference!.NumericId);
        Assert.False(result.Value.Actif);
        Assert.False(result.Value.EstArchive);
    }

    [Fact]
    public void CollaborateurOmika_CanonicalDomain_DoesNotExposeHfSqlNames()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 40,
            COCleCivilite = "M",
            CONom = "Dupont",
            COPrenom = "Jean",
            COTelFixe = "01",
            COTelMobile = "06",
            COEmail = "j@exemple.fr",
            COActif = true,
            GUID = "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"
        };

        var referenceRows = new Dictionary<string, OmikaModels.ParametreMetierRow>
        {
            ["M"] = new() { PACLE = "M", PALibelle = "M.", PAPKID = 2 }
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row, referenceRows);
        Collaborateur collaborateur = result.Value;

        string[] forbidden =
        [
            "CO_", "CL_", "PA_", "PKID", "HfSql", "HFSQL", "GUID"
        ];

        AssertHasNoPhysicalNames(collaborateur, forbidden);

        if (collaborateur.Coordonnees is not null)
        {
            AssertHasNoPhysicalNames(collaborateur.Coordonnees, forbidden);
        }

        if (collaborateur.SourceReference is not null)
        {
            AssertHasNoPhysicalNames(collaborateur.SourceReference, forbidden);
        }
    }

    [Fact]
    public void CollaborateurOmika_UnresolvedCle_KeepsKeyAndWarns()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 9,
            COCleCivilite = "INCONNU",
            COCleStatut = "AUTRE"
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.NotNull(result.Value.Civilite);
        Assert.Equal("INCONNU", result.Value.Civilite!.Key);
        Assert.Equal(string.Empty, result.Value.Civilite!.Label);

        Assert.NotNull(result.Value.Statut);
        Assert.Equal("AUTRE", result.Value.Statut!.Key);

        Assert.Contains(result.Warnings, w => w.Contains("CO_CleCivilite", StringComparison.Ordinal)
            && w.Contains(MappingWarningCodes.UnresolvedReference, StringComparison.Ordinal));
        Assert.Contains(result.Warnings, w => w.Contains("CO_CleStatut", StringComparison.Ordinal)
            && w.Contains(MappingWarningCodes.UnresolvedReference, StringComparison.Ordinal));
    }

    [Fact]
    public void CollaborateurOmika_NoCleButLegacyId_FallsBackToLegacyIdAndWarns()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 10,
            COIDCivilite = 77,
            COIDStatut = 88
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.NotNull(result.Value.Civilite);
        Assert.Equal(77, result.Value.Civilite!.LegacyId);

        Assert.NotNull(result.Value.Statut);
        Assert.Equal(88, result.Value.Statut!.LegacyId);

        Assert.Contains(result.Warnings, w => w.Contains(MappingWarningCodes.ZombieFieldUsedAsFallback, StringComparison.Ordinal));
    }

    [Fact]
    public void CollaborateurOmika_NoCleAndZeroLegacyId_ProducesNoReference()
    {
        var row = new OmikaModels.CollaborateurRow { COPKID = 11 };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Null(result.Value.Civilite);
        Assert.Null(result.Value.Statut);
    }

    [Fact]
    public void CollaborateurOmika_FieldsWithoutCanonicalEquivalent_AreReportedAsIgnored()
    {
        var row = new OmikaModels.CollaborateurRow
        {
            COPKID = 12,
            COFonction = "Développeur",
            COPonderation = 1.5f,
            COIDImport = "IMP-12",
            COAuPlanning = true,
            COAccesBO = true,
            COAccesMobile = true,
            CreationDate = new DateTime(2024, 1, 1),
            ModifDate = new DateTime(2024, 6, 1)
        };

        CanonicalMappingResult<Collaborateur> result = OmikaMappers.OmikaCollaborateurMapper.Map(row);

        Assert.Equal("Développeur", result.Value.Fonction);
        Assert.Contains(result.IgnoredFields, f => f == "CO_Ponderation");
        Assert.Contains(result.IgnoredFields, f => f == "CO_IDImport");
        Assert.Contains(result.IgnoredFields, f => f == "CO_AuPlanning");
        Assert.Contains(result.IgnoredFields, f => f == "CO_AccesBO");
        Assert.Contains(result.IgnoredFields, f => f == "CO_AccesMobile");
        Assert.Contains(result.IgnoredFields, f => f == "CreationDate");
        Assert.Contains(result.IgnoredFields, f => f == "ModifDate");
        Assert.Null(result.Value.SocieteId);
    }

    private static void AssertHasNoPhysicalNames(object value, string[] forbidden)
    {
        foreach (var property in value.GetType().GetProperties())
        {
            Assert.DoesNotContain(forbidden, f => property.Name.Contains(f, StringComparison.Ordinal));
        }
    }
}